CA2506292A1 - Oscillatory chest wall compression device with improved air pulse generator - Google Patents
Oscillatory chest wall compression device with improved air pulse generator Download PDFInfo
- Publication number
- CA2506292A1 CA2506292A1 CA002506292A CA2506292A CA2506292A1 CA 2506292 A1 CA2506292 A1 CA 2506292A1 CA 002506292 A CA002506292 A CA 002506292A CA 2506292 A CA2506292 A CA 2506292A CA 2506292 A1 CA2506292 A1 CA 2506292A1
- Authority
- CA
- Canada
- Prior art keywords
- diaphragm
- air pulse
- air
- oscillating
- pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 210000000779 thoracic wall Anatomy 0.000 title claims abstract 13
- 230000003534 oscillatory effect Effects 0.000 title claims 16
- 230000006835 compression Effects 0.000 title claims 2
- 238000007906 compression Methods 0.000 title claims 2
- 230000010355 oscillation Effects 0.000 claims abstract 26
- 230000017525 heat dissipation Effects 0.000 claims abstract 2
- 238000000034 method Methods 0.000 claims 16
- 230000000712 assembly Effects 0.000 claims 10
- 238000000429 assembly Methods 0.000 claims 10
- 239000003990 capacitor Substances 0.000 claims 8
- 210000000038 chest Anatomy 0.000 claims 4
- 230000003247 decreasing effect Effects 0.000 claims 4
- 238000009499 grossing Methods 0.000 claims 3
- 239000006260 foam Substances 0.000 claims 2
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 238000010408 sweeping Methods 0.000 abstract 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H9/00—Pneumatic or hydraulic massage
- A61H9/005—Pneumatic massage
- A61H9/0078—Pneumatic massage with intermittent or alternately inflated bladders or cuffs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/01—Constructive details
- A61H2201/0103—Constructive details inflatable
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/12—Driving means
- A61H2201/1238—Driving means with hydraulic or pneumatic drive
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/50—Control means thereof
- A61H2201/5007—Control means thereof computer controlled
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/50—Control means thereof
- A61H2201/5007—Control means thereof computer controlled
- A61H2201/501—Control means thereof computer controlled connected to external computer devices or networks
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/50—Control means thereof
- A61H2201/5023—Interfaces to the user
- A61H2201/5043—Displays
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/50—Control means thereof
- A61H2201/5058—Sensors or detectors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2205/00—Devices for specific parts of the body
- A61H2205/08—Trunk
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H9/00—Pneumatic or hydraulic massage
- A61H9/005—Pneumatic massage
- A61H9/0071—Pneumatic massage by localized pressure, e.g. air streams or jets
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S601/00—Surgery: kinesitherapy
- Y10S601/06—Artificial respiration conforming to shape of torso
- Y10S601/07—Inflatable
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S601/00—Surgery: kinesitherapy
- Y10S601/11—Artificial respiration using vibration frequency
Abstract
An improved air pulse generator has reduced noise and vibration forces, an improved user interface, reduced size and weight, sweeping oscillating frequency, an electronic flywheel, an improved air pulse module, and internal heat dissipation. The improved air pulse generator also provides prescribed treatment protocols for carrying out high frequency chest wall oscillations.
Claims (37)
1. An air pulse generator comprising:
an air chamber shell having a plurality of diaphragm openings and means for smoothing air flow between the diaphragm openings;
a diaphragm motor mounted on the air chamber shell;
a plurality of diaphragm assemblies within the diaphragm openings, the diaphragm assemblies being powered by the diaphragm motor; and wherein the diaphragm assemblies balance vibration forces produced by the air pulse generator.
an air chamber shell having a plurality of diaphragm openings and means for smoothing air flow between the diaphragm openings;
a diaphragm motor mounted on the air chamber shell;
a plurality of diaphragm assemblies within the diaphragm openings, the diaphragm assemblies being powered by the diaphragm motor; and wherein the diaphragm assemblies balance vibration forces produced by the air pulse generator.
2. The generator of claim 1 wherein the means for smoothing air flow includes at least one curvilinear wall on the air chamber shell.
3. The generator of claim 2 wherein the curvilinear wall has a substantially parabolic shape.
4. The generator of claim 2 wherein the curvilinear wall has a substantially circular shape.
5. The generator of claim 1 wherein the plurality of diaphragm assemblies further comprises:
a diaphragm plate;
a diaphragm seal; and wherein the diaphragm plate tips inwardly and outwardly as it reciprocates in and out of the diaphragm opening, and the diaphragm seal fluidly seals the diaphragm opening.
a diaphragm plate;
a diaphragm seal; and wherein the diaphragm plate tips inwardly and outwardly as it reciprocates in and out of the diaphragm opening, and the diaphragm seal fluidly seals the diaphragm opening.
6. The generator of claim 5 wherein the plurality of diaphragm assemblies further comprises:
a first diaphragm assembly which reciprocates within a first diaphragm opening and a second diaphragm assembly which reciprocates within a second diaphragm opening, wherein having a pair of diaphragm assemblies balances vibration forces produced by the air pulse generator.
a first diaphragm assembly which reciprocates within a first diaphragm opening and a second diaphragm assembly which reciprocates within a second diaphragm opening, wherein having a pair of diaphragm assemblies balances vibration forces produced by the air pulse generator.
7. The generator claim 1 and further comprising:
a housing encompassing the air chamber shell;
at least one support mounted inside the housing for supporting the air chamber shell; and wherein the support absorbs noise and vibration produced by the air pulse generator.
a housing encompassing the air chamber shell;
at least one support mounted inside the housing for supporting the air chamber shell; and wherein the support absorbs noise and vibration produced by the air pulse generator.
8. The generator of claim 7 wherein the support is shaped to conform to surrounding parts.
9. The system of claim 8 wherein the support is comprised of nitrite having a durometer of 60 +/- 5.
10. The system of claim 8 wherein the support is comprised of closed cell foam tape.
11. The system of claim 8 wherein the support is comprised of vinyl-type foam.
12. The system of claim 7 wherein corners and edges of the housing are rounded.
13. An air pulse generator comprising:
a housing;
an air chamber assembly within the housing for producing a pressure having a steady state component and an oscillatory component, and wherein the air chamber assembly further comprises:
means for balancing vibration forces;
means for smoothing air flow; and means for supporting the air chamber assembly within the housing to reduce noise and vibration.
a housing;
an air chamber assembly within the housing for producing a pressure having a steady state component and an oscillatory component, and wherein the air chamber assembly further comprises:
means for balancing vibration forces;
means for smoothing air flow; and means for supporting the air chamber assembly within the housing to reduce noise and vibration.
14. A method of providing high frequency chest wall oscillation to a patient, the method comprising:
selecting a mode corresponding to a protocol;
generating oscillating pneumatic pressure according to the protocol, the oscillating pneumatic pressure having a steady state pressure component and an oscillatory pressure component;
applying an oscillating force to a chest of the patient according to the protocol, the oscillating force having a steady state force component corresponding to the steady state pressure component, and an oscillatory force component corresponding to the oscillatory pressure component; and wherein the mode is one of a plurality of modes stored within an air pulse generator which generates the oscillating pneumatic pressure.
selecting a mode corresponding to a protocol;
generating oscillating pneumatic pressure according to the protocol, the oscillating pneumatic pressure having a steady state pressure component and an oscillatory pressure component;
applying an oscillating force to a chest of the patient according to the protocol, the oscillating force having a steady state force component corresponding to the steady state pressure component, and an oscillatory force component corresponding to the oscillatory pressure component; and wherein the mode is one of a plurality of modes stored within an air pulse generator which generates the oscillating pneumatic pressure.
15. A method of providing high frequency chest wall oscillation to a patient, the method comprising:
storing a plurality of modes, each mode corresponding to a protocol for performing the high frequency chest wall oscillation;
identifying a protocol as a function of a selected mode;
generating oscillating pneumatic pressure according to the protocol, the oscillating pneumatic pressure having a steady state pressure component and an oscillatory pressure component; and applying an oscillating force to a chest of the patient according to the protocol, the oscillating force having a steady state force component corresponding to thesteady state pressure component, and an oscillatory force component corresponding to the oscillatory pressure component.
storing a plurality of modes, each mode corresponding to a protocol for performing the high frequency chest wall oscillation;
identifying a protocol as a function of a selected mode;
generating oscillating pneumatic pressure according to the protocol, the oscillating pneumatic pressure having a steady state pressure component and an oscillatory pressure component; and applying an oscillating force to a chest of the patient according to the protocol, the oscillating force having a steady state force component corresponding to thesteady state pressure component, and an oscillatory force component corresponding to the oscillatory pressure component.
16. The method of claim 15 wherein generating the oscillating pneumatic pressure according to the protocol further comprises:
changing oscillation frequency of the oscillating pneumatic pressure over a time interval while maintaining a bias line pressure.
changing oscillation frequency of the oscillating pneumatic pressure over a time interval while maintaining a bias line pressure.
17. An air pulse generator with an improved user interface, the air pulse generator comprising:
an air pulse module for producing oscillating pressure in a plurality of modes;
a control for controlling operation of the air pulse module, storing programs for each mode that control the air pulse generator to operate according to a corresponding protocol for each mode and responding to inputs for selecting modes; and a user interface for entering inputs to the control for selecting a mode such that the protocol corresponding to a selected mode is automatically performed by the air pulse module.
an air pulse module for producing oscillating pressure in a plurality of modes;
a control for controlling operation of the air pulse module, storing programs for each mode that control the air pulse generator to operate according to a corresponding protocol for each mode and responding to inputs for selecting modes; and a user interface for entering inputs to the control for selecting a mode such that the protocol corresponding to a selected mode is automatically performed by the air pulse module.
18. An air pulse generator with an improved user interface for a chest wall oscillation system, the air pulse generator comprising:
an air pulse module for producing oscillating pressure;
a control board having a microprocessor for storing a plurality of modes that control operation of the air pulse module; and a user interface for selecting a mode stored in the microprocessor such that a protocol defining the mode is automatically performed by the air pulse module.
an air pulse module for producing oscillating pressure;
a control board having a microprocessor for storing a plurality of modes that control operation of the air pulse module; and a user interface for selecting a mode stored in the microprocessor such that a protocol defining the mode is automatically performed by the air pulse module.
19. An air pulse generator comprising:
an air pulse module, wherein the air pulse module produces a pressure having a steady state pressure component and an oscillating pressure component, the oscillating pressure component superimposed with the steady state pressure component; and wherein the air pulse generator has a weight of less than about 30 pounds and is less than about 14 inches wide, less than about 10 inches high and less than about 10 inches deep.
an air pulse module, wherein the air pulse module produces a pressure having a steady state pressure component and an oscillating pressure component, the oscillating pressure component superimposed with the steady state pressure component; and wherein the air pulse generator has a weight of less than about 30 pounds and is less than about 14 inches wide, less than about 10 inches high and less than about 10 inches deep.
20. An air pulse generator for use in a chest wall oscillation system, the air pulse generator comprising:
an air pulse module at least partially comprised of plastic and having a shell with a volume of about 130 in3;
a pair of balanced diaphragm assemblies on the air pulse module for pulsing air; and means for dissipating heat produced by the air pulse module.
an air pulse module at least partially comprised of plastic and having a shell with a volume of about 130 in3;
a pair of balanced diaphragm assemblies on the air pulse module for pulsing air; and means for dissipating heat produced by the air pulse module.
21. The air pulse generator of claim 20 and further comprising:
a diaphragm motor driving the diaphragm assemblies, the diaphragm motor having a flywheel with a diameter less than about 4 inches.
a diaphragm motor driving the diaphragm assemblies, the diaphragm motor having a flywheel with a diameter less than about 4 inches.
22. A method of providing high frequency chest wall oscillation to a patient, the method comprising:
generating oscillating pneumatic pressure having a steady state pressure component and an oscillatory pressure component;
applying an oscillating force to a chest of the patient, the oscillating force having a steady state force component corresponding to the steady state pressure component, and an oscillatory force component corresponding to the oscillatory pressure component; and wherein oscillation frequency of the oscillating pneumatic pressure changes over time according to a predetermined pattern, while maintaining the steady state pressure component.
generating oscillating pneumatic pressure having a steady state pressure component and an oscillatory pressure component;
applying an oscillating force to a chest of the patient, the oscillating force having a steady state force component corresponding to the steady state pressure component, and an oscillatory force component corresponding to the oscillatory pressure component; and wherein oscillation frequency of the oscillating pneumatic pressure changes over time according to a predetermined pattern, while maintaining the steady state pressure component.
23. The method of claim 22 wherein generating the oscillating pneumatic pressure which changes according to a predetermined pattern further comprises:
identifying an oscillation frequency range, having a lowest frequency and a highest frequency, at which the high frequency chest wall oscillation is applied;
increasing, continuously at a predetermined rate, oscillation frequency from the lowest frequency to the highest frequency and decreasing, continuously at the predetermined rate, the oscillation frequency from the highest frequency to the lowest frequency, wherein the increasing and decreasing is defined as a cycle; and repeating the cycle.
identifying an oscillation frequency range, having a lowest frequency and a highest frequency, at which the high frequency chest wall oscillation is applied;
increasing, continuously at a predetermined rate, oscillation frequency from the lowest frequency to the highest frequency and decreasing, continuously at the predetermined rate, the oscillation frequency from the highest frequency to the lowest frequency, wherein the increasing and decreasing is defined as a cycle; and repeating the cycle.
24. ~The method of claim 23 wherein the predetermined pattern continues for a whole treatment period.
25. ~The method of claim 23 wherein identifying the oscillation frequency range further comprises:
choosing one of a plurality of oscillation frequency ranges.
choosing one of a plurality of oscillation frequency ranges.
26. ~The method of claim 25 wherein the oscillation frequency ranges further comprise:
a HIGH range being about 10 Hz.to about 20 Hz;
a NORMAL range being about 7 Hz to about 17 Hz; and a LOW range being about 5 Hz to about 15 Hz.
a HIGH range being about 10 Hz.to about 20 Hz;
a NORMAL range being about 7 Hz to about 17 Hz; and a LOW range being about 5 Hz to about 15 Hz.
27. ~The method of claim 23 wherein the cycle has a duration of about minutes.
28. ~The method of claim 22 wherein generating the oscillating pneumatic pressure which changes according to a predetermined pattern further comprises:
identifying an oscillation frequency range, having a lowest frequency and a highest frequency, at which the high frequency chest wall oscillation is applied; and increasing, step-wise at a predetermined rate, oscillation frequency from the lowest frequency to the highest frequency.
identifying an oscillation frequency range, having a lowest frequency and a highest frequency, at which the high frequency chest wall oscillation is applied; and increasing, step-wise at a predetermined rate, oscillation frequency from the lowest frequency to the highest frequency.
29. ~The method of claim 28 and further comprising:
decreasing oscillation frequency from the highest frequency to the lowest frequency, wherein the increasing and decreasing is defined as a cycle; and repeating the cycle.
decreasing oscillation frequency from the highest frequency to the lowest frequency, wherein the increasing and decreasing is defined as a cycle; and repeating the cycle.
30. ~A method of providing high frequency chest wall oscillation to a patient, the method comprising:
generating oscillating pneumatic pressure having a steady state pressure component and an oscillatory pressure component, the oscillating pneumatic pressure having a first oscillation frequency and a second oscillation frequency;
applying an oscillating force to a chest of the patient, the oscillating force having a steady state force component corresponding to the steady state pressure component, and an oscillatory force component corresponding to the oscillatory pressure component; and alternating the oscillating pneumatic pressure between the first oscillation frequency and the second oscillation frequency during high frequency chest wall oscillation.
generating oscillating pneumatic pressure having a steady state pressure component and an oscillatory pressure component, the oscillating pneumatic pressure having a first oscillation frequency and a second oscillation frequency;
applying an oscillating force to a chest of the patient, the oscillating force having a steady state force component corresponding to the steady state pressure component, and an oscillatory force component corresponding to the oscillatory pressure component; and alternating the oscillating pneumatic pressure between the first oscillation frequency and the second oscillation frequency during high frequency chest wall oscillation.
31. ~An air pulse generator comprising:
an air chamber shell having at least one diaphragm opening;
a diaphragm motor mounted on the air chamber shell, the diaphragm motor having an electronic control which supplies drive signals to the diaphragm motor as a function of instantaneous angular velocity of a plurality of rotational positions during each revolution to maintain angular velocity despite varying load on the diaphragm motor; and at least one diaphragm assembly oscillating within the diaphragm opening, the diaphragm assembly being powered by the diaphragm motor.
an air chamber shell having at least one diaphragm opening;
a diaphragm motor mounted on the air chamber shell, the diaphragm motor having an electronic control which supplies drive signals to the diaphragm motor as a function of instantaneous angular velocity of a plurality of rotational positions during each revolution to maintain angular velocity despite varying load on the diaphragm motor; and at least one diaphragm assembly oscillating within the diaphragm opening, the diaphragm assembly being powered by the diaphragm motor.
32. ~An air pulse generator comprising:
an air chamber assembly for producing a pressure having a steady state component and an oscillatory component, and wherein the air chamber assembly includes at least one diaphragm assembly powered by a diaphragm motor;
means for sensing angular rotational position of the diaphragm motor;
means for determining angular velocity of the diaphragm motor at a plurality of sensed rotational positions during each revolution of the diaphragm motor; and means for controlling drive signals to the diaphragm motor as a function of the angular velocity determined.
an air chamber assembly for producing a pressure having a steady state component and an oscillatory component, and wherein the air chamber assembly includes at least one diaphragm assembly powered by a diaphragm motor;
means for sensing angular rotational position of the diaphragm motor;
means for determining angular velocity of the diaphragm motor at a plurality of sensed rotational positions during each revolution of the diaphragm motor; and means for controlling drive signals to the diaphragm motor as a function of the angular velocity determined.
33. ~An air pressure generator for oscillatory chest wall compression,~
the air pressure generator comprising:
means for producing an air pressure;
means for driving the means for producing;
a first power supply capacitor;
a second power supply capacitor;
a first charging circuit for charging the first power supply capacitor from a first phase of AC input power;
a second charging circuit for charging the second power supply capacitor from a second phase of AC input power;
a switching power supply for producing current pulses derived from the first capacitor during the second phase and from the second capacitor during the first phase;
an output voltage capacitor for providing a drive voltage to the means for driving; and means for controlling the drive voltage by selectively supplying the current pulses to the output voltage capacitor.
the air pressure generator comprising:
means for producing an air pressure;
means for driving the means for producing;
a first power supply capacitor;
a second power supply capacitor;
a first charging circuit for charging the first power supply capacitor from a first phase of AC input power;
a second charging circuit for charging the second power supply capacitor from a second phase of AC input power;
a switching power supply for producing current pulses derived from the first capacitor during the second phase and from the second capacitor during the first phase;
an output voltage capacitor for providing a drive voltage to the means for driving; and means for controlling the drive voltage by selectively supplying the current pulses to the output voltage capacitor.
34. ~An air pulse generator comprising:
a blower for producing a steady state air pressure component;
a first motor for driving the blower;
an air pulse module for receiving the steady state air pressure component and generating a pulsed air pressure output;
a second motor for driving the air pulse module;
a first motor drive circuit for supplying a first variable voltage drive signal; and a second motor drive circuit for supplying a second variable voltage drive signal.
a blower for producing a steady state air pressure component;
a first motor for driving the blower;
an air pulse module for receiving the steady state air pressure component and generating a pulsed air pressure output;
a second motor for driving the air pulse module;
a first motor drive circuit for supplying a first variable voltage drive signal; and a second motor drive circuit for supplying a second variable voltage drive signal.
35. ~An air pulse module for an air pulse generator, the air pulse module comprising:
an air chamber shell having a volume of about 130 in3;
a blower for producing a steady state pressure component within the air pulse module;
a blower motor for driving the blower;
a first diaphragm assembly for producing an oscillating pressure component within the air pulse module; and a second diaphragm assembly for producing the oscillating pressure component with the air pulse module.
an air chamber shell having a volume of about 130 in3;
a blower for producing a steady state pressure component within the air pulse module;
a blower motor for driving the blower;
a first diaphragm assembly for producing an oscillating pressure component within the air pulse module; and a second diaphragm assembly for producing the oscillating pressure component with the air pulse module.
36. An air pulse generator comprising:
an air pulse module having an air chamber defined by an air chamber shell, a diaphragm motor and diaphragm assemblies, the diaphragm assemblies oscillating air within the air chamber and wherein the diaphragm motor is mounted to the air chamber shell, the shell being comprised of metal to dissipate heat from the diaphragm motor;
a housing encompassing the air pulse module, the housing having a vent placed such that heat from the diaphragm motor is released through the vent;
a support placed between the housing and the diaphragm motor of the air pulse module, the support shaped to allow air to circulate around the diaphragm motor; and a control board associated with the air pulse module for carrying electronic circuitry controlling the air pulse generator, the control board having means for dissipating heat from the electronic circuitry.
an air pulse module having an air chamber defined by an air chamber shell, a diaphragm motor and diaphragm assemblies, the diaphragm assemblies oscillating air within the air chamber and wherein the diaphragm motor is mounted to the air chamber shell, the shell being comprised of metal to dissipate heat from the diaphragm motor;
a housing encompassing the air pulse module, the housing having a vent placed such that heat from the diaphragm motor is released through the vent;
a support placed between the housing and the diaphragm motor of the air pulse module, the support shaped to allow air to circulate around the diaphragm motor; and a control board associated with the air pulse module for carrying electronic circuitry controlling the air pulse generator, the control board having means for dissipating heat from the electronic circuitry.
37. An air pulse generator comprising:
an air pulse module having a diaphragm motor;
means for dissipating heat generated by the diaphragm motor;
a control board having electronic circuitry for controlling the air pulse module; and means for internal heat dissipation from the electronic circuitry.
an air pulse module having a diaphragm motor;
means for dissipating heat generated by the diaphragm motor;
a control board having electronic circuitry for controlling the air pulse module; and means for internal heat dissipation from the electronic circuitry.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA2772539A CA2772539C (en) | 2002-11-15 | 2003-11-14 | Oscillatory chest wall compression device with improved air pulse generator with improved interface |
Applications Claiming Priority (17)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/298,242 US20040097846A1 (en) | 2002-11-15 | 2002-11-15 | Oscillatory chest wall compression device with improved air pulse generator with noise and vibration attenuation |
US10/295,782 US7425203B2 (en) | 2002-11-15 | 2002-11-15 | Oscillatory chest wall compression device with improved air pulse generator with improved user interface |
US10/298,211 | 2002-11-15 | ||
US10/298,267 | 2002-11-15 | ||
US10/298,245 US20040097847A1 (en) | 2002-11-15 | 2002-11-15 | Oscillatory chest wall compression device with improved air pulse generator with electronic flywheel |
US10/298,272 US7491182B2 (en) | 2002-11-15 | 2002-11-15 | High frequency chest wall oscillation apparatus having plurality of modes |
US10/298,267 US7121808B2 (en) | 2002-11-15 | 2002-11-15 | High frequency air pulse generator |
US10/298,167 US7115104B2 (en) | 2002-11-15 | 2002-11-15 | High frequency chest wall oscillation apparatus |
US10/298,167 | 2002-11-15 | ||
US10/298,242 | 2002-11-15 | ||
US10/298,240 | 2002-11-15 | ||
US10/295,782 | 2002-11-15 | ||
US10/298,245 | 2002-11-15 | ||
US10/298,211 US20040097844A1 (en) | 2002-11-15 | 2002-11-15 | Oscillatory chest wall compression device with improved air pulse generator with reduced size and weight |
US10/298,240 US20040097845A1 (en) | 2002-11-15 | 2002-11-15 | Oscillatory chest wall compression device with improved air pulse generator with vest characterizing |
US10/298,272 | 2002-11-15 | ||
PCT/US2003/036569 WO2004045485A2 (en) | 2002-11-15 | 2003-11-14 | Oscillatory chest wall compression device with improved air pulse generator |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2772539A Division CA2772539C (en) | 2002-11-15 | 2003-11-14 | Oscillatory chest wall compression device with improved air pulse generator with improved interface |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2506292A1 true CA2506292A1 (en) | 2004-06-03 |
CA2506292C CA2506292C (en) | 2012-05-15 |
Family
ID=32330253
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2772539A Expired - Lifetime CA2772539C (en) | 2002-11-15 | 2003-11-14 | Oscillatory chest wall compression device with improved air pulse generator with improved interface |
CA2506292A Expired - Lifetime CA2506292C (en) | 2002-11-15 | 2003-11-14 | Oscillatory chest wall compression device with improved air pulse generator |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2772539A Expired - Lifetime CA2772539C (en) | 2002-11-15 | 2003-11-14 | Oscillatory chest wall compression device with improved air pulse generator with improved interface |
Country Status (5)
Country | Link |
---|---|
US (12) | US7491182B2 (en) |
EP (2) | EP1569593B1 (en) |
AU (1) | AU2003290958A1 (en) |
CA (2) | CA2772539C (en) |
WO (1) | WO2004045485A2 (en) |
Families Citing this family (109)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7597670B2 (en) * | 1999-07-02 | 2009-10-06 | Warwick Warren J | Chest compression apparatus |
US7762967B2 (en) * | 1999-07-02 | 2010-07-27 | Respiratory Technologies, Inc. | Chest compression apparatus |
US8257288B2 (en) * | 2000-06-29 | 2012-09-04 | Respirtech | Chest compression apparatus having physiological sensor accessory |
US6817363B2 (en) | 2000-07-14 | 2004-11-16 | Hill-Rom Services, Inc. | Pulmonary therapy apparatus |
US7416536B2 (en) * | 2002-10-02 | 2008-08-26 | Devlieger Marten Jan | Chest vibrating device |
US7491182B2 (en) * | 2002-11-15 | 2009-02-17 | Hill-Rom Services, Inc. | High frequency chest wall oscillation apparatus having plurality of modes |
US20040167446A1 (en) * | 2003-02-24 | 2004-08-26 | Podrazhansky Yury M. | Method and apparatus for improving local blood and lymph circulation |
US7537575B2 (en) * | 2004-04-22 | 2009-05-26 | Electromed, Inc. | Body pulsating method and apparatus |
DE102004036879B3 (en) * | 2004-07-29 | 2005-07-21 | Dräger Medical AG & Co. KGaA | Controlling apparatus for respiration or anaesthesia using combined input and display unit, includes rotary-selector press-switch for entry of settings and acknowledgment |
GB2418862A (en) * | 2004-10-09 | 2006-04-12 | Alan Paul Young | Infant soothing device |
US8795208B2 (en) | 2004-11-03 | 2014-08-05 | Physio-Control, Inc. | Mechanical CPR device with variable resuscitation protocol |
US20080188781A1 (en) * | 2005-01-04 | 2008-08-07 | Steve Carkner | Therapy device for biomechanical rehabilitation massage |
US7736324B1 (en) * | 2005-04-07 | 2010-06-15 | Electromed, Inc. | Portable human body pulsating apparatus mounted on a pedestal |
US7785280B2 (en) | 2005-10-14 | 2010-08-31 | Hill-Rom Services, Inc. | Variable stroke air pulse generator |
GB0601454D0 (en) * | 2006-01-24 | 2006-03-08 | Bristol Myers Squibb Co | A proximity detection apparatus |
US8460223B2 (en) | 2006-03-15 | 2013-06-11 | Hill-Rom Services Pte. Ltd. | High frequency chest wall oscillation system |
EP2007461A4 (en) * | 2006-03-15 | 2014-10-22 | Hill Rom Services Pte Ltd | High frequency chest wall oscillation system |
US20080260556A1 (en) * | 2006-04-20 | 2008-10-23 | Leslie Hoffman | Integrated pump and motor |
US8052626B2 (en) | 2006-05-10 | 2011-11-08 | Hill-Rom Services Pte. Ltd. | Data handling for high frequency chest wall oscillation system |
US7713219B2 (en) * | 2006-11-07 | 2010-05-11 | Electromed, Inc. | Combined air pulsator and movable pedestal |
US8226583B2 (en) | 2006-12-13 | 2012-07-24 | Hill-Rom Services, Pte. Ltd. | Efficient high frequency chest wall oscillation system |
US20080300515A1 (en) * | 2006-12-28 | 2008-12-04 | Mario Nozzarella | Focused Chest Compression System and Method of Using Same |
US20080195007A1 (en) * | 2007-02-12 | 2008-08-14 | Yury Podrazhansky | Method and device for using vibroacoustic stimulaton to enhance the production of adult stem cells in living organisms |
US8192381B2 (en) * | 2007-04-19 | 2012-06-05 | RespirTech Technologies, Inc. | Air vest for chest compression apparatus |
US8202237B2 (en) | 2007-10-03 | 2012-06-19 | Electromed, Inc. | Portable air pulsator and thoracic therapy garment |
JP2011502737A (en) | 2007-11-19 | 2011-01-27 | ケアフュージョン2200、インコーポレイテッド | Respiratory therapy system with electromechanical driver |
GB2464112B (en) * | 2008-10-02 | 2010-11-24 | Abdul Khaliq Malik | Needle/cannula motion inhibitor in syringes |
AU2009312481B2 (en) * | 2008-11-07 | 2014-11-20 | Sofradim Production | Medical device including bacterial cellulose reinforced by resorbable or non resorbable reinforcing materials |
USD639954S1 (en) | 2009-04-02 | 2011-06-14 | Electromed, Inc. | Thoracic garment |
US20110087143A1 (en) * | 2009-10-14 | 2011-04-14 | Bobey John A | Three-dimensional layer for a garment of a hfcwo system |
US8257289B2 (en) * | 2010-02-03 | 2012-09-04 | Tyco Healthcare Group Lp | Fitting of compression garment |
WO2011106530A1 (en) * | 2010-02-25 | 2011-09-01 | Hayward Industries, Inc. | Universal mount for a variable speed pump drive user interface |
US9198826B2 (en) | 2010-07-13 | 2015-12-01 | Physio-Control, Inc. | CPR chest compression machine stopping to detect patient recovery |
US20120083712A1 (en) | 2010-09-30 | 2012-04-05 | Tyco Healthcare Group Lp | Monitoring Compliance Using Venous Refill Detection |
CN102068365B (en) * | 2011-02-26 | 2012-07-25 | 常熟柏宇医疗电子有限公司 | Air vibration type expectoration instrument |
CN102068364B (en) * | 2011-02-26 | 2012-07-25 | 常熟柏宇医疗电子有限公司 | Air vibratory sputum excretion machine |
CA2778395A1 (en) * | 2011-06-10 | 2012-12-10 | Tyco Healthcare Group Lp | Compression device having a pause feature |
US9114054B2 (en) * | 2011-07-24 | 2015-08-25 | Oakwell Distribution, Inc. | System for monitoring the use of medical devices |
DE102011079712A1 (en) | 2011-07-25 | 2013-01-31 | Atec Innovation Gmbh | Pneumatic device for generating and transmitting pressure oscillations via an air cushion to the human body |
CN102283759B (en) * | 2011-08-18 | 2012-12-26 | 常熟柏宇医疗电子有限公司 | Air vibrating type phlegm discharging instrument with improved structure |
CN102274114B (en) * | 2011-08-18 | 2013-04-10 | 常熟柏宇医疗电子有限公司 | Oriented vibration mechanism of air-vibrating sputum elimination apparatus |
CN102274115A (en) * | 2011-08-18 | 2011-12-14 | 常熟柏宇医疗电子有限公司 | Wearing device for air vibration type phlegm expelling instrument |
US9289350B2 (en) | 2011-09-02 | 2016-03-22 | Electromed, Inc. | Air pulsator control system |
CN102423279A (en) * | 2011-09-21 | 2012-04-25 | 无锡恒宇医疗器械有限公司 | Total thoracoscopic high-frequency oscillating phlegm discharge machine |
US20130231596A1 (en) * | 2012-03-02 | 2013-09-05 | David W. Hornbach | Sequential compression therapy compliance monitoring systems & methods |
US10016335B2 (en) * | 2012-03-27 | 2018-07-10 | Electromed, Inc. | Body pulsating apparatus and method |
CN102600035B (en) * | 2012-03-28 | 2014-01-29 | 常熟柏宇医疗电子有限公司 | Electromagnetic power sputum discharge machine with safety monitoring function |
WO2013143214A1 (en) * | 2012-03-28 | 2013-10-03 | 常熟柏宇医疗电子有限公司 | Electromagnetic power system of sputum excretion |
EP2644179A3 (en) * | 2012-03-30 | 2013-12-11 | Hill-Rom Services Pte. Ltd. | Garment based airway clearance system |
CN102600037B (en) * | 2012-03-31 | 2013-07-31 | 常熟柏宇医疗电子有限公司 | Matching structure for piston and piston cylinder of sputum ejection machine gas vibration generating mechanism |
WO2013151700A1 (en) | 2012-04-05 | 2013-10-10 | Van Brunt Nicholas P | High frequency chest wall oscillation apparatus |
US9744097B2 (en) | 2012-06-29 | 2017-08-29 | Hill-Rom Services Pte. Ltd. | Wearable thorax percussion device |
US9549869B2 (en) | 2012-06-29 | 2017-01-24 | Hill-Rom Canado Respiratory Ltd. | Wearable thorax percussion device |
US9872812B2 (en) | 2012-09-28 | 2018-01-23 | Kpr U.S., Llc | Residual pressure control in a compression device |
US20140163440A1 (en) * | 2012-11-26 | 2014-06-12 | Hill-Rom Services Pte Ltd. | Pulse generator systems for therapy device |
KR101470573B1 (en) * | 2013-02-18 | 2014-12-10 | 주식회사 코러스트 | Chest wall vibrating waistcoat and chest wall vibrating apparatus including the same |
US10420702B2 (en) | 2013-02-20 | 2019-09-24 | Physio-Control, Inc. | CPR quality assessment accounting for pause aspect |
US10490308B2 (en) | 2013-02-20 | 2019-11-26 | Physio-Control, Inc. | Context-sensitive chest compression fraction measurement for CPR quality assessment |
US9839573B2 (en) * | 2013-03-15 | 2017-12-12 | Compression Therapy Concepts, Inc. | Compact mini air pump for use in intermittent pneumatic compression therapy |
CN103142398A (en) * | 2013-03-21 | 2013-06-12 | 赵智博 | Method and device for safe sputum excretion |
EP3069445B1 (en) | 2013-11-14 | 2023-04-05 | Eagle Harbor Technologies, Inc. | High voltage nanosecond pulser |
US11539352B2 (en) | 2013-11-14 | 2022-12-27 | Eagle Harbor Technologies, Inc. | Transformer resonant converter |
US10892140B2 (en) | 2018-07-27 | 2021-01-12 | Eagle Harbor Technologies, Inc. | Nanosecond pulser bias compensation |
US10020800B2 (en) | 2013-11-14 | 2018-07-10 | Eagle Harbor Technologies, Inc. | High voltage nanosecond pulser with variable pulse width and pulse repetition frequency |
US10978955B2 (en) | 2014-02-28 | 2021-04-13 | Eagle Harbor Technologies, Inc. | Nanosecond pulser bias compensation |
CN103550054B (en) * | 2013-11-15 | 2015-07-22 | 无锡戴安科技有限公司 | Air vibration type sputum excretion instrument |
US10959912B2 (en) | 2013-12-09 | 2021-03-30 | Exemplar Medical LLC | Portable apparatus for providing chest therapy |
US9901510B2 (en) | 2013-12-09 | 2018-02-27 | Brett Gene Smith | Portable apparatus for providing chest therapy |
CN103610566A (en) * | 2013-12-18 | 2014-03-05 | 嘉兴泰信医疗电子有限公司 | Intelligent driving system of respiratory tract cleaning system |
US10483089B2 (en) | 2014-02-28 | 2019-11-19 | Eagle Harbor Technologies, Inc. | High voltage resistive output stage circuit |
CN103989575A (en) * | 2014-06-09 | 2014-08-20 | 河北爱西欧医疗设备科技有限公司 | Multi-cavity cam sputum excretion system |
US20160151232A1 (en) * | 2014-09-22 | 2016-06-02 | Respirtech | Hfcc therapy system providing device adherence data |
US20170007494A1 (en) * | 2014-09-22 | 2017-01-12 | Respiratory Technologies, Inc. | Hfcc therapy system providing patient interventions for improved adherence |
US10518048B2 (en) | 2015-07-31 | 2019-12-31 | Hill-Rom Services, PTE Ltd. | Coordinated control of HFCWO and cough assist devices |
CN105125372A (en) * | 2015-08-28 | 2015-12-09 | 陈春敏 | Lung clearing and sputum excretion device for respiration internal medicine |
SG11201802940YA (en) | 2015-10-09 | 2018-05-30 | Kpr U S Llc | Compression garment compliance |
US20170128317A1 (en) | 2015-11-06 | 2017-05-11 | Hill-Rom Services Pte Limited | Dynamic control of respiratory therapy devices |
US11004660B2 (en) | 2018-11-30 | 2021-05-11 | Eagle Harbor Technologies, Inc. | Variable output impedance RF generator |
US10903047B2 (en) | 2018-07-27 | 2021-01-26 | Eagle Harbor Technologies, Inc. | Precise plasma control system |
US11430635B2 (en) | 2018-07-27 | 2022-08-30 | Eagle Harbor Technologies, Inc. | Precise plasma control system |
US11471366B2 (en) | 2016-08-22 | 2022-10-18 | Hill-Rom Services Pte. Ltd. | Percussion therapy apparatus and methods thereof |
US10718337B2 (en) | 2016-09-22 | 2020-07-21 | Hayward Industries, Inc. | Self-priming dedicated water feature pump |
CN115378264A (en) | 2017-02-07 | 2022-11-22 | 鹰港科技有限公司 | Transformer resonant converter |
USD852969S1 (en) | 2017-02-22 | 2019-07-02 | Hill-Rom Services Pte. Ltd. | Percussive high frequency chest wall oscillation system |
USD834718S1 (en) * | 2017-02-22 | 2018-11-27 | Hill-Rom Services Pte. Ltd. | Outer covering for a percussive high frequency chest wall oscillation system |
US11712399B2 (en) | 2017-04-05 | 2023-08-01 | Stryker Corporation | Chest compression machine systems and methods |
US20180324299A1 (en) * | 2017-05-08 | 2018-11-08 | T-Mobile Usa, Inc. | Network-controlled robocall and scam call handling |
WO2019040949A1 (en) | 2017-08-25 | 2019-02-28 | Eagle Harbor Technologies, Inc. | Arbitarary waveform generation using nanosecond pulses |
USD868957S1 (en) | 2017-09-29 | 2019-12-03 | Tactile Systems Technology, Inc. | Pump controller |
US11730669B2 (en) | 2018-03-06 | 2023-08-22 | Koninklijke Philips N.V. | High frequency chest wall oscillator |
CN108652933B (en) * | 2018-05-22 | 2019-09-20 | 泰山医学院附属医院 | A kind of scapulohumeral periarthritis treatment massager convenient for adjusting |
SG10201805107SA (en) | 2018-06-14 | 2020-01-30 | Bark Tech Pte Ltd | Vibroacoustic device and method for treating restrictive pulmonary diseases and improving drainage function of lungs |
US11532457B2 (en) | 2018-07-27 | 2022-12-20 | Eagle Harbor Technologies, Inc. | Precise plasma control system |
US11222767B2 (en) | 2018-07-27 | 2022-01-11 | Eagle Harbor Technologies, Inc. | Nanosecond pulser bias compensation |
US10607814B2 (en) | 2018-08-10 | 2020-03-31 | Eagle Harbor Technologies, Inc. | High voltage switch with isolated power |
US11302518B2 (en) | 2018-07-27 | 2022-04-12 | Eagle Harbor Technologies, Inc. | Efficient energy recovery in a nanosecond pulser circuit |
EP3834285A4 (en) | 2018-08-10 | 2022-07-20 | Eagle Harbor Technologies, Inc. | Plasma sheath control for rf plasma reactors |
WO2020146436A1 (en) | 2019-01-08 | 2020-07-16 | Eagle Harbor Technologies, Inc. | Efficient energy recovery in a nanosecond pulser circuit |
CN109568115A (en) * | 2019-01-16 | 2019-04-05 | 陈锋 | A kind of respiratory auxiliary system |
US20210052461A1 (en) * | 2019-08-20 | 2021-02-25 | Hill-Rom Services Pte. Ltd. | Disease-based configurations in a high-frequency chest wall oscillation device |
CN114828799A (en) * | 2019-11-11 | 2022-07-29 | 熠隆服务(新加坡)有限公司 | Self-adaptive high-frequency chest wall oscillation system |
TWI778449B (en) | 2019-11-15 | 2022-09-21 | 美商鷹港科技股份有限公司 | High voltage pulsing circuit |
KR20230150396A (en) | 2019-12-24 | 2023-10-30 | 이글 하버 테크놀로지스, 인코포레이티드 | Nanosecond pulser rf isolation for plasma systems |
AU2021309952A1 (en) | 2020-07-16 | 2023-03-16 | Ventec Life Systems, Inc. | System and method for concentrating gas |
CN116648278A (en) | 2020-07-16 | 2023-08-25 | 英瓦卡尔公司 | System and method for concentrating gas |
KR102403496B1 (en) * | 2020-08-20 | 2022-05-27 | 연세대학교 원주산학협력단 | Wearable sputum ejector using vibration stimulation |
US20220110822A1 (en) * | 2020-10-13 | 2022-04-14 | InCare, LLC | Inflation-Mediated Pressure Therapy Garment |
GB2600685B (en) * | 2020-10-28 | 2022-12-21 | Gibbons Fans Ltd | Maintaining inflatable product pressure |
US11839587B1 (en) | 2023-02-03 | 2023-12-12 | RightAir, Inc. | Systems, devices, and methods for ambulatory respiration assistance |
Family Cites Families (84)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1833103A (en) * | 1927-09-20 | 1931-11-24 | Health Devices Inc | Reducing and exercising machine |
US2699163A (en) * | 1950-06-26 | 1955-01-11 | Carl-Gunnar D Engstrom | Respirator |
US2772673A (en) * | 1952-06-18 | 1956-12-04 | Conitech Ltd | Artificial respiration apparatus |
US2779329A (en) * | 1953-06-17 | 1957-01-29 | Conitech Ltd | Artificial respiration apparatus |
US2832335A (en) * | 1953-10-02 | 1958-04-29 | Conitech Ltd | Artificial respiration apparatus |
US2780222A (en) * | 1953-12-18 | 1957-02-05 | J J Monaghan Company Inc | Respirators |
US2762366A (en) * | 1954-12-29 | 1956-09-11 | Conitech Ltd | Artificial respiration apparatus |
US3063444A (en) * | 1956-02-13 | 1962-11-13 | Jobst Institute | Means for stimulating the flow of fluids in animal bodies |
US2845062A (en) * | 1956-07-17 | 1958-07-29 | Conitech Ltd | Respirator pumping apparatus |
US3120228A (en) | 1960-11-07 | 1964-02-04 | Harris A Thompson | Respirator apparatus |
US3333581A (en) * | 1964-03-27 | 1967-08-01 | Elbert W Robinson | Pulmonary resuscitator with electrical control system |
US3548811A (en) * | 1968-01-25 | 1970-12-22 | Donald R Wilson | Leg stimulator and exerciser |
US3566862A (en) * | 1968-08-01 | 1971-03-02 | Paul A Schuh | Respiration apparatus |
US3896794A (en) * | 1973-12-14 | 1975-07-29 | British Oxygen Co Ltd | Venous flow stimulator |
US4003373A (en) | 1975-06-23 | 1977-01-18 | Spelio Peter N | Variable pulsating vacuum device |
US4079733A (en) * | 1976-06-02 | 1978-03-21 | Hamburg Group | Percussion vibrator device for treatment of patients to assist expectoration of retained secretions |
GB1603682A (en) * | 1977-05-31 | 1981-11-25 | Nippon Electric Co | Position control system |
US4398531A (en) * | 1979-06-21 | 1983-08-16 | Hudson Oxygen Therapy Sales Company | Percussor |
US4287065A (en) * | 1979-10-30 | 1981-09-01 | Burron Medical Inc. | Filter hub assembly |
US4424806A (en) * | 1981-03-12 | 1984-01-10 | Physio-Control Corporation | Automated ventilation, CPR, and circulatory assistance apparatus |
DE3422066A1 (en) * | 1984-06-14 | 1985-12-19 | Drägerwerk AG, 2400 Lübeck | VENTILATION SYSTEM AND CONTROLLABLE VALVE UNIT TO |
US4838263A (en) * | 1987-05-01 | 1989-06-13 | Regents Of The University Of Minnesota | Chest compression apparatus |
US5056505A (en) * | 1987-05-01 | 1991-10-15 | Regents Of The University Of Minnesota | Chest compression apparatus |
US5020516A (en) * | 1988-03-31 | 1991-06-04 | Cardiopulmonary Corporation | Circulatory assist method and apparatus |
US4971042A (en) * | 1988-11-14 | 1990-11-20 | Lerman Samuel I | Cardiac assist curiass |
US4881527A (en) * | 1988-11-14 | 1989-11-21 | Lerman Samuel I | Cardiac assist cuirass |
US4928674A (en) * | 1988-11-21 | 1990-05-29 | The Johns Hopkins University | Cardiopulmonary resuscitation and assisted circulation system |
JP2531877Y2 (en) * | 1988-12-15 | 1997-04-09 | 日東工器株式会社 | Electromagnetic diaphragm pump |
US4977889A (en) | 1989-10-12 | 1990-12-18 | Regents Of The University Of Minnesota | Fitting and tuning chest compression device |
US4950260A (en) * | 1989-11-02 | 1990-08-21 | Safetyject | Medical connector |
US5163818A (en) * | 1990-02-05 | 1992-11-17 | Ametek, Inc. | Automatic constant air flow rate pump unit for sampling air |
JP2507148B2 (en) * | 1990-03-05 | 1996-06-12 | 株式会社小松製作所 | Resin characteristic detection method and injection control method for injection molding machine |
US5071413A (en) * | 1990-06-13 | 1991-12-10 | Utterberg David S | Universal connector |
US5122123A (en) * | 1991-01-30 | 1992-06-16 | Vaillancourt Vincent L | Closed system connector assembly |
JP2626326B2 (en) | 1991-07-31 | 1997-07-02 | 三菱電機株式会社 | Motor control unit |
US5137432A (en) * | 1991-05-28 | 1992-08-11 | Tsai Hsien Tang | Noise-preventative aquarium pump |
JP2938642B2 (en) | 1991-10-18 | 1999-08-23 | 日石三菱株式会社 | Lubricating oil additive and lubricating oil composition |
US6468237B1 (en) * | 1991-12-17 | 2002-10-22 | Kinetic Concepts, Inc. | Pneumatic pump, housing and methods for medical purposes |
US5286453A (en) * | 1992-04-02 | 1994-02-15 | Pope Carolyn M | Device for dispensing a biological fluid from a sealed vacuum tube |
IL101680A (en) | 1992-04-23 | 1995-08-31 | Travenol Lab Israel Ltd | Blood sampling device |
US5405340A (en) * | 1992-10-07 | 1995-04-11 | Abbott Laboratories | Threaded securing apparatus for flow connectors |
US5360323A (en) * | 1993-05-04 | 1994-11-01 | Hsieh Ting Shin | Aquarium air pump |
US5360423A (en) * | 1993-05-25 | 1994-11-01 | Mccormick William | Means for safe collection and transfer of body fluids |
US5453081A (en) * | 1993-07-12 | 1995-09-26 | Hansen; Craig N. | Pulsator |
US5398676A (en) * | 1993-09-30 | 1995-03-21 | Press; Roman J. | Portable emergency respirator |
DE9317083U1 (en) * | 1993-11-09 | 1994-01-13 | Knf Neuberger Gmbh | Pump with a drive motor and a housing |
DE4414697C2 (en) * | 1994-04-27 | 1998-06-18 | Caremed Vertriebsgesellschaft | Device for transferring and removing liquids from bottles, bags or similar containers for medical purposes |
US5447414A (en) * | 1994-05-27 | 1995-09-05 | Emerson Electric Co. | Constant air flow control apparatus and method |
US5591200A (en) * | 1994-06-17 | 1997-01-07 | World, Inc. | Method and apparatus for applying pressure to a body limb for treating edema |
DE4433068C2 (en) | 1994-09-16 | 1998-05-07 | Hewlett Packard Gmbh | Multi-compressor pump with a connecting rod device |
US5509912A (en) * | 1994-10-24 | 1996-04-23 | Vlv Associates | Connector |
US5501676A (en) * | 1995-01-13 | 1996-03-26 | Sanofi Winthrop, Inc. | Coupling system for safety cannula |
US5682878A (en) * | 1995-12-07 | 1997-11-04 | Respironics, Inc. | Start-up ramp system for CPAP system with multiple ramp shape selection |
US5769797A (en) | 1996-06-11 | 1998-06-23 | American Biosystems, Inc. | Oscillatory chest compression device |
US5848878A (en) | 1996-06-21 | 1998-12-15 | Ingersoll-Rand Company | Pump with improved manifold |
US5772613A (en) * | 1996-10-09 | 1998-06-30 | Cardiologic Systems, Inc. | Cardiopulmonary resuscitation system with centrifugal compression pump |
US6024089A (en) * | 1997-03-14 | 2000-02-15 | Nelcor Puritan Bennett Incorporated | System and method for setting and displaying ventilator alarms |
US6979307B2 (en) * | 1997-06-24 | 2005-12-27 | Cascade Medical Enterprises Llc | Systems and methods for preparing autologous fibrin glue |
GB9714621D0 (en) * | 1997-07-14 | 1997-09-17 | Subacoustech Limited | Dislodging or loosening mucus in a person's lungs |
US5820621A (en) * | 1997-07-29 | 1998-10-13 | Becton, Dickinson And Company | Medical fluid transfer and delivery device |
US5919182A (en) * | 1997-09-12 | 1999-07-06 | Becton, Dickinson And Company | Medical fluid transfer and delivery device |
US6179793B1 (en) * | 1998-01-14 | 2001-01-30 | Revivant Corporation | Cardiac assist method using an inflatable vest |
JP3363775B2 (en) * | 1998-02-27 | 2003-01-08 | 株式会社冨永樹脂工業所 | Air pump |
US6254556B1 (en) * | 1998-03-12 | 2001-07-03 | Craig N. Hansen | Repetitive pressure pulse jacket |
US5984373A (en) * | 1998-03-12 | 1999-11-16 | Elcam Plastic Kibbutz Bar-Am | Luer connector |
US6209738B1 (en) * | 1998-04-20 | 2001-04-03 | Becton, Dickinson And Company | Transfer set for vials and medical containers |
US6066101A (en) * | 1998-04-20 | 2000-05-23 | University Of Maryland | Airflow perturbation device and method for measuring respiratory resistance |
US6030353A (en) * | 1998-04-28 | 2000-02-29 | American Biosystems, Inc. | Pneumatic chest compression apparatus |
US6958046B2 (en) * | 1998-05-07 | 2005-10-25 | Warwick Warren J | Chest compression apparatus |
US6544202B2 (en) * | 1998-08-12 | 2003-04-08 | Mcewen James Allen | Apparatus and method for applying an adaptable pressure waveform to a limb |
US6238188B1 (en) * | 1998-08-17 | 2001-05-29 | Carrier Corporation | Compressor control at voltage and frequency extremes of power supply |
US6390790B1 (en) * | 1998-08-17 | 2002-05-21 | Thomas Industries | Vacuum pump with motor cooling |
US6096024A (en) * | 1999-02-12 | 2000-08-01 | Becton Dickinson And Company | Blunt needle connector |
US6379316B1 (en) * | 1999-08-31 | 2002-04-30 | Advanced Respiratory, Inc. | Method and apparatus for inducing sputum samples for diagnostic evaluation |
US6183465B1 (en) * | 1999-09-01 | 2001-02-06 | Sherwood Services, Ag | Adapter for a feeding system |
US6210345B1 (en) * | 1999-10-04 | 2001-04-03 | American Biosystems, Inc. | Outcome measuring airway resistance diagnostic system |
US6290660B1 (en) * | 1999-11-12 | 2001-09-18 | Charlene Epps | Automated chest percussor apparatus |
US6974425B2 (en) * | 2000-04-28 | 2005-12-13 | Georgia Tech Research Corporation | Apparatus and method for implementing hydro-acoustic therapy for the lungs |
USD453560S1 (en) * | 2000-05-08 | 2002-02-12 | American Biosystems, Inc. | Air flow generator |
PT1299648E (en) * | 2000-07-13 | 2012-03-20 | Electromed Inc | Body pulsating apparatus |
US6558338B1 (en) * | 2000-11-20 | 2003-05-06 | Mego Afek Industrial Measuring Instruments | System for and method of applying pressure to human body |
EP1513574A1 (en) * | 2002-05-28 | 2005-03-16 | Scoresnow Inc. | Breathing device |
USD504945S1 (en) | 2002-11-15 | 2005-05-10 | Hill-Rom Services, Inc. | Air pulse generator |
US7491182B2 (en) | 2002-11-15 | 2009-02-17 | Hill-Rom Services, Inc. | High frequency chest wall oscillation apparatus having plurality of modes |
-
2002
- 2002-11-15 US US10/298,272 patent/US7491182B2/en not_active Expired - Lifetime
- 2002-11-15 US US10/295,782 patent/US7425203B2/en not_active Expired - Lifetime
- 2002-11-15 US US10/298,267 patent/US7121808B2/en active Active
- 2002-11-15 US US10/298,245 patent/US20040097847A1/en not_active Abandoned
- 2002-11-15 US US10/298,240 patent/US20040097845A1/en not_active Abandoned
- 2002-11-15 US US10/298,242 patent/US20040097846A1/en not_active Abandoned
- 2002-11-15 US US10/298,167 patent/US7115104B2/en not_active Expired - Lifetime
- 2002-11-15 US US10/298,211 patent/US20040097844A1/en not_active Abandoned
-
2003
- 2003-11-14 AU AU2003290958A patent/AU2003290958A1/en not_active Abandoned
- 2003-11-14 WO PCT/US2003/036569 patent/WO2004045485A2/en not_active Application Discontinuation
- 2003-11-14 CA CA2772539A patent/CA2772539C/en not_active Expired - Lifetime
- 2003-11-14 EP EP03783542.8A patent/EP1569593B1/en not_active Expired - Lifetime
- 2003-11-14 CA CA2506292A patent/CA2506292C/en not_active Expired - Lifetime
- 2003-11-14 EP EP12158841A patent/EP2520268A1/en not_active Withdrawn
-
2005
- 2005-09-14 US US11/225,926 patent/US7582065B2/en not_active Expired - Lifetime
-
2006
- 2006-09-05 US US11/515,970 patent/US7615017B2/en not_active Expired - Lifetime
-
2009
- 2009-09-28 US US12/567,838 patent/US8038633B2/en not_active Expired - Lifetime
-
2011
- 2011-09-23 US US13/241,362 patent/US8708937B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US20040097848A1 (en) | 2004-05-20 |
US20040097842A1 (en) | 2004-05-20 |
US7615017B2 (en) | 2009-11-10 |
EP1569593A4 (en) | 2008-10-01 |
US20040097849A1 (en) | 2004-05-20 |
US7491182B2 (en) | 2009-02-17 |
US7425203B2 (en) | 2008-09-16 |
US20040097843A1 (en) | 2004-05-20 |
US20040097845A1 (en) | 2004-05-20 |
US7121808B2 (en) | 2006-10-17 |
US20040097846A1 (en) | 2004-05-20 |
WO2004045485A3 (en) | 2004-07-22 |
US8708937B2 (en) | 2014-04-29 |
US20100016770A1 (en) | 2010-01-21 |
CA2506292C (en) | 2012-05-15 |
EP2520268A1 (en) | 2012-11-07 |
AU2003290958A8 (en) | 2004-06-15 |
US20120016282A1 (en) | 2012-01-19 |
US20040097847A1 (en) | 2004-05-20 |
US20060009718A1 (en) | 2006-01-12 |
EP1569593A2 (en) | 2005-09-07 |
CA2772539C (en) | 2014-04-01 |
US20040097844A1 (en) | 2004-05-20 |
WO2004045485A2 (en) | 2004-06-03 |
AU2003290958A1 (en) | 2004-06-15 |
EP1569593B1 (en) | 2013-10-16 |
US20070004992A1 (en) | 2007-01-04 |
CA2772539A1 (en) | 2004-06-03 |
US7115104B2 (en) | 2006-10-03 |
US7582065B2 (en) | 2009-09-01 |
US8038633B2 (en) | 2011-10-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA2506292A1 (en) | Oscillatory chest wall compression device with improved air pulse generator | |
JP6169791B2 (en) | Portable loudspeaker | |
KR20090041712A (en) | Linear compressor | |
KR102078829B1 (en) | Compact muscle gun massage device with reduced noise | |
EP2742923A2 (en) | Skin care device having function for moving vertically | |
WO2022100156A1 (en) | Noise cancellation of domestic appliance using motor control | |
JP3738065B2 (en) | Linear compressor drive unit | |
KR20080047738A (en) | Low electric consumer elastic force control typed mr fluid endine mount | |
CN210384377U (en) | High-frequency linear vibration massager | |
ES2716448A1 (en) | DOMESTIC APPLIANCE DEVICE (Machine-translation by Google Translate, not legally binding) | |
JP4773635B2 (en) | Combined vibration generator and relaxation device | |
CN218943821U (en) | Negative pressure massage device and negative pressure controller | |
KR20230137380A (en) | Sex toys in the form of vibrators for erogenous stimulation, methods and uses | |
CN216825938U (en) | Blood oscillation shaking-up equipment | |
CN216414148U (en) | Double-film type pulse air wave generator | |
JP2009017755A (en) | Linear-motor controller and stirling engine | |
CN213553609U (en) | Meridian massage gun | |
CN117337163A (en) | Vibrator for human body, method for operating the same and use thereof | |
CA3214163A1 (en) | Systems and methods for mitigating noise and vibration in a portable oxygen concentrator | |
CN117752528A (en) | Damping fascia gun and damping method | |
KR0128562B1 (en) | Noise control method of microwave-oven | |
JP2021090577A (en) | Vibration generator | |
JP2001099509A (en) | Dynamic absorber for stirling cooling device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKEX | Expiry |
Effective date: 20231114 |