CN105380703A - Air leakage preventing taking card for peritoneoscope - Google Patents
Air leakage preventing taking card for peritoneoscope Download PDFInfo
- Publication number
- CN105380703A CN105380703A CN201510936474.1A CN201510936474A CN105380703A CN 105380703 A CN105380703 A CN 105380703A CN 201510936474 A CN201510936474 A CN 201510936474A CN 105380703 A CN105380703 A CN 105380703A
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- CN
- China
- Prior art keywords
- sheath
- tube core
- outpost
- leak
- gas
- 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.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B2017/3419—Sealing means between cannula and body
Abstract
The invention discloses an air leakage preventing taking card for a peritoneoscope. The air leakage preventing taking card comprises a puncturing sheath and a pipe core arranged in the center of the puncturing sheath, wherein external threads are formed in the outer wall of the lower part of the puncturing sheath; a safe calibration mechanism in threaded assembly with the puncturing sheath is arranged on the puncturing sheath at the bottom end of the pipe core; and an adsorbing mechanism used for positioning the puncturing sheath onto skin and preventing air leakage in the contact part of the pipe core and the skin is arranged at the lower end surface of the safe calibration mechanism. According to the air leakage preventing taking card provided by the invention, since the safe calibration mechanism is arranged at the bottom end of the puncturing sheath, when a medical worker uses the taking card, the screw-in depth each time is fixed, and when abrupt pressure change is sensed, the screw-in operation can be stopped in time so as to prevent the phenomenon of puncturing through abdominal visceral apparatuses; after puncturing, the safe calibration mechanism is enabled to be adsorbed onto skin reliably, inward shift of the taking card and the occurrence of the phenomenon of air leakage in a puncture point during an operative process can be effectively prevented, and the safety of patients can be ensured reliably.
Description
Technical field
The present invention relates to technical field of medical instruments, what particularly use in a kind of laparoscopic surgery gets an outpost of the tax office.
Background technology
Laparoscopic surgery be clinical medicine common one of surgically, the first step of laparoscopic surgery is abdomen wall puncture, and this step adopts peritoneoscope to get an outpost of the tax office and assisted, and be generally blind and wear, this is also the difficult point of abdomen wall puncture.Carrying out in abdomen wall puncture process at present, the operation of an outpost of the tax office got by peritoneoscope, regardless of new hand or experienced medical personnel, all judges that whether puncture is successful according to " breaking through sense ", namely judged by the sudden change of pressure in piercing process.But, the change of pressure should not be experienced for new hand, and for experienced medical personnel, although pressure change can be experienced in time, but need to use larger arm strength owing to using to get when an outpost of the tax office enters stomach wall, once wear out stomach wall, need to stop firmly in time, therefore also can exist because puncture is firmly excessive, have little time when experiencing breakthrough sense to stop firmly in time, and cause getting the malpractice generation that Intraabdominal internal organs and blood vessel are poked by an outpost of the tax office.In addition, after puncture procedure terminates, because needs carry out intraperitoneal operation, therefore can have in operation process that to get an outpost of the tax office inwardly displaced and get the problem such as to leak gas around an outpost of the tax office and point of puncture.Therefore the safety how improved in abdomen wall puncture process is significant.
Summary of the invention
The technical issues that need to address of the present invention are to provide a kind ofly can have safety protection function, effectively can prevent from getting the peritoneoscope of point of puncture generation gas leak phenomenon in the inwardly displaced and operation process of an outpost of the tax office with getting an outpost of the tax office.
For solving the problems of the technologies described above, the technical solution used in the present invention is as follows.
Anti-gas-leak peritoneoscope, with getting an outpost of the tax office, comprises puncture sheath and is arranged on the tube core at puncture sheath center, the outer wall of described puncture sheath bottom is provided with external screw thread; The puncture sheath of described tube core bottom is provided with the safe correcting mechanism equipped with the sheath outer wall thread that punctures; The lower surface of described safe correcting mechanism is provided with for puncture sheath to be positioned on skin and to prevent the adsorbing mechanism that tube core and contact skin position leak gas.
Above-mentioned anti-gas-leak peritoneoscope is with getting an outpost of the tax office, and described safe correcting mechanism is cylinder locating piece, and the center of cylinder locating piece is provided through the through hole of puncture sheath, the inwall of cylinder locating piece through hole is provided with the female thread be equipped with mutually with the sheath external screw thread that punctures.
Above-mentioned anti-gas-leak peritoneoscope is with getting an outpost of the tax office, and described adsorbing mechanism comprises the sucker being arranged on cylinder locating piece lower surface periphery, the outer wall of sucker is provided with the vacuum drawn mechanism for evacuation.
Above-mentioned anti-gas-leak peritoneoscope, with getting an outpost of the tax office, the puncture sheath on described tube core top is fitted with handheld board, is provided with spring between handheld board and tube core top.
Above-mentioned anti-gas-leak peritoneoscope, with getting an outpost of the tax office, described handheld board is provided with the alarm module sending alarm signal for tube core when wearing out skin; Described alarm module comprises single-chip microcomputer, circuits for triggering and is arranged on the pressure transducer of the corresponding spring in handheld board center, the outfan of pressure transducer connects the input of single-chip microcomputer, the outfan of single-chip microcomputer connects the input of circuits for triggering, and the outfan of circuits for triggering connects the buzzer be arranged on puncture sheath outer wall.
Owing to have employed above technical scheme, the invention technological progress is as follows.
The present invention is by arranging safe correcting mechanism in puncture sheath bottom, medical personnel's each screw-in depth when an outpost of the tax office is got in use is made to be fixed amount, when experiencing pressure and changing suddenly, can screw-in be stopped in time operating, effectively prevent abdomen wall puncture process Zhong Qu an outpost of the tax office to the generation of abdominal visceral browser and blood vessel injury phenomenon, even if the reaction of medical personnel has certain time delay, because the amount of travel of tube core is very little, the degree of depth screwed in also is not enough to poke Intraabdominal internal organs, Reliable guarantee patient safety.Further, the sucker arranged in safe correcting mechanism lower surface can, after puncture terminates, make safe correcting mechanism reliably be adsorbed on skin by evacuation, effectively prevent the generation of getting point of puncture gas leak phenomenon in the inwardly displaced and operation process of an outpost of the tax office.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structured flowchart of alarm module of the present invention.
Wherein: 1. puncture sheath, 2. tube core, 3. spring, 4. safe correcting mechanism, 5. external screw thread, 6. buzzer, 7. handheld board, 8. sucker, 9. vacuum drawn mechanism.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further elaborated.
A kind of anti-gas-leak peritoneoscope is with getting an outpost of the tax office, and its structure as shown in Figure 1, comprises puncture sheath 1, tube core 2, handheld board 7, safe correcting mechanism 4 and adsorbing mechanism, and tube core 2 is arranged on puncture sheath 1 center, can puncture to skin under external force; Handheld board 7 is fitted in the top of puncture sheath 1, facilitates medical personnel's hands to hold; Safe correcting mechanism 4 is arranged on the puncture sheath of tube core bottom, for controlling the amount of travel of medical personnel's puncture, plays calibration function; Adsorbing mechanism is arranged on the lower surface of safe correcting mechanism, for be positioned at by puncture sheath on skin and to prevent tube core and contact skin position from leaking gas.
In the present invention, safe correcting mechanism is cylinder locating piece, the center of cylinder locating piece is provided through the through hole of puncture sheath, and the inwall of cylinder locating piece through hole is provided with female thread, and the outer wall of puncture sheath 1 bottom is provided with the external screw thread 5 be equipped with mutually with the through hole of cylinder locating piece.
Adsorbing mechanism is arranged on the lower surface of safe correcting mechanism 4, for puncture sheath is positioned at skin, and can prevent the position of tube core and contact skin from leaking gas.In the present embodiment, adsorbing mechanism comprises sucker 8 and vacuum drawn mechanism 9, and sucker 8 is arranged on the periphery of cylinder locating piece lower surface, and vacuum drawn mechanism 9 is arranged on the outer wall of sucker.
When the present invention uses, the bottom face of cylinder locating piece is adjacent to patient skin, then takes handheld board, rotate puncture sheath, can abdomen wall puncture operation be carried out.In operating process, the vertical dynamics directly applied on skin can be converted to the revolving force in rotary course, the step pitch of being advanced by tube core shortens a puncture sheath circumference, stop the time of reaction in the moment of prick skin therefore to medical personnel, effectively prevent and get the generation of an outpost of the tax office to abdominal visceral browser and blood vessel injury phenomenon.After puncture terminates, by vacuum drawn mechanism, evacuation process is carried out to the cavity between sucker and skin, thus sucker and safe correcting mechanism are reliably adsorbed on skin, effectively prevent the generation of getting point of puncture generation gas leak phenomenon in the inwardly displaced and operation process of an outpost of the tax office.
Experiencing the change of pressure when to wear out skin in tube core bottom for making medical personnel significantly, in the present embodiment, between handheld board 7 and tube core top, being provided with spring 3.Carry out in piercing process medical personnel, spring along with the continuous compression screwed, when tube core prick skin, tube core enters abdominal cavity fast, spring loses the resistance of skin and abrupt release, makes medical personnel obviously can experience the change of pressure, and stops puncture procedure.
For further intuitively reminding medical personnel's tube core bottom to wear out skin, the present invention is also provided with alarm module in handheld board, sends alarm signal for tube core when wearing out skin, reminds in time to medical personnel.In the present embodiment, the structure of alarm module as shown in Figure 2, comprises single-chip microcomputer, circuits for triggering, buzzer 6 and pressure transducer, and buzzer 6 is arranged on the outer wall of puncture sheath; Pressure transducer is arranged on handheld board center, and corresponding with the top of spring, for the change of sensed pressure; The outfan of pressure transducer connects the input of single-chip microcomputer, and for the pressure information of perception is transferred to single-chip microcomputer, the change of single-chip microcomputer to pressure signal is analyzed; The outfan of single-chip microcomputer connects the input of circuits for triggering, when single-chip microcomputer analyze pressure diminish suddenly in the process progressively increased time, send triggering and conducting signal to circuits for triggering; Circuits for triggering connect buzzer loop, and buzzer warning, plays timely reminding effect to medical personnel.
Claims (5)
1. anti-gas-leak peritoneoscope is with getting an outpost of the tax office, comprises puncture sheath (1) and is arranged on the tube core (2) at puncture sheath center, it is characterized in that: the outer wall of described puncture sheath (1) bottom is provided with external screw thread (5); The puncture sheath of described tube core bottom is provided with the safe correcting mechanism (4) equipped with the sheath outer wall thread that punctures, the lower surface of described safe correcting mechanism (4) is provided with for puncture sheath to be positioned on skin and to prevent the adsorbing mechanism that tube core and contact skin position leak gas.
2. anti-gas-leak peritoneoscope according to claim 1 is with getting an outpost of the tax office, it is characterized in that: described safe correcting mechanism is cylinder locating piece, the center of cylinder locating piece is provided through the through hole of puncture sheath, the inwall of cylinder locating piece through hole is provided with the female thread be equipped with mutually with the sheath external screw thread that punctures.
3. anti-gas-leak peritoneoscope according to claim 1 is with getting an outpost of the tax office, it is characterized in that: described adsorbing mechanism comprises the sucker (8) being arranged on cylinder locating piece lower surface periphery, the outer wall of sucker is provided with the vacuum drawn mechanism (9) for evacuation.
4. the anti-gas-leak peritoneoscope according to any one of claims 1 to 3, with getting an outpost of the tax office, is characterized in that: the puncture sheath on described tube core top is fitted with handheld board (7), is provided with spring (3) between handheld board (7) and tube core top.
5. anti-gas-leak peritoneoscope according to claim 4 is with getting an outpost of the tax office, it is characterized in that: described handheld board is provided with the alarm module sending alarm signal for tube core when wearing out skin; Described alarm module comprises single-chip microcomputer, circuits for triggering and is arranged on the pressure transducer of the corresponding spring in handheld board center, the outfan of pressure transducer connects the input of single-chip microcomputer, the outfan of single-chip microcomputer connects the input of circuits for triggering, and the outfan of circuits for triggering connects the buzzer (6) be arranged on puncture sheath outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510936474.1A CN105380703B (en) | 2015-12-16 | 2015-12-16 | Anti-gas-leak laparoscope is with taking an outpost of the tax office |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510936474.1A CN105380703B (en) | 2015-12-16 | 2015-12-16 | Anti-gas-leak laparoscope is with taking an outpost of the tax office |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105380703A true CN105380703A (en) | 2016-03-09 |
| CN105380703B CN105380703B (en) | 2017-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510936474.1A Active CN105380703B (en) | 2015-12-16 | 2015-12-16 | Anti-gas-leak laparoscope is with taking an outpost of the tax office |
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| CN (1) | CN105380703B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110432977A (en) * | 2019-08-07 | 2019-11-12 | 杭州睿笛生物科技有限公司 | A kind of electric pulse ablation apparatus and it is applicable in its emulation mode |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110478010B (en) * | 2019-09-23 | 2020-12-15 | 常州安康医疗器械有限公司 | Peritoneoscope puncture instrument protection device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4299230A (en) * | 1979-05-09 | 1981-11-10 | Olympus Optical Co., Ltd. | Stabbing apparatus for diagnosis of living body |
| US4535773A (en) * | 1982-03-26 | 1985-08-20 | Inbae Yoon | Safety puncturing instrument and method |
| CN1101538A (en) * | 1993-07-09 | 1995-04-19 | 株式会社日硝 | Trocar Assembly |
| CN202723871U (en) * | 2012-08-11 | 2013-02-13 | 杨会霞 | Medical imaging examination positioning device |
| CN105055029A (en) * | 2015-08-21 | 2015-11-18 | 高宏 | Leech-bionic caesarean-section incision protector |
| CN205234591U (en) * | 2015-12-16 | 2016-05-18 | 无锡市人民医院 | Leak protection pneumoperitoneum chamber mirror is with getting an outpost of tax office |
-
2015
- 2015-12-16 CN CN201510936474.1A patent/CN105380703B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4299230A (en) * | 1979-05-09 | 1981-11-10 | Olympus Optical Co., Ltd. | Stabbing apparatus for diagnosis of living body |
| US4535773A (en) * | 1982-03-26 | 1985-08-20 | Inbae Yoon | Safety puncturing instrument and method |
| CN1101538A (en) * | 1993-07-09 | 1995-04-19 | 株式会社日硝 | Trocar Assembly |
| CN202723871U (en) * | 2012-08-11 | 2013-02-13 | 杨会霞 | Medical imaging examination positioning device |
| CN105055029A (en) * | 2015-08-21 | 2015-11-18 | 高宏 | Leech-bionic caesarean-section incision protector |
| CN205234591U (en) * | 2015-12-16 | 2016-05-18 | 无锡市人民医院 | Leak protection pneumoperitoneum chamber mirror is with getting an outpost of tax office |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110432977A (en) * | 2019-08-07 | 2019-11-12 | 杭州睿笛生物科技有限公司 | A kind of electric pulse ablation apparatus and it is applicable in its emulation mode |
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| Publication number | Publication date |
|---|---|
| CN105380703B (en) | 2017-10-27 |
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