CN103463704A - Infusion automatic monitoring device capable of being preset and reliably stopping flow - Google Patents
Infusion automatic monitoring device capable of being preset and reliably stopping flow Download PDFInfo
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- CN103463704A CN103463704A CN2013104361131A CN201310436113A CN103463704A CN 103463704 A CN103463704 A CN 103463704A CN 2013104361131 A CN2013104361131 A CN 2013104361131A CN 201310436113 A CN201310436113 A CN 201310436113A CN 103463704 A CN103463704 A CN 103463704A
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- tooth bar
- tube
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- transfusion
- control device
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Abstract
The invention discloses an infusion automatic monitoring device capable of being preset and reliably stopping flow, which comprises a monitoring device and a liquid medicine control device. The back of the monitoring device of the infusion automatic monitoring device is connected with a microprocessor; the microprocessor is also connected with a signal circuit for transmitting out a signal and the liquid medicine control device; the monitoring device is an infrared detector; the liquid medicine control device consists of a stepping motor, a driving gear, a rack, a guide rail and a fixed plate; the driving gear is arranged on a stepping motor shaft; the rack is provided with teeth meshed with the driving gear; the rack is arranged on the guide rail; the fixed plate with a notch is arranged right ahead the rack; the notch is over against a rack front end sheet; the height of the notch is 1.5 to 3 times the sum of the thickness of the rack front end sheet and four times the wall thickness of an infusion tube; and the width of the notch is 1.5 to 3 times the width of the rack front end sheet. The liquid medicine control device of the infusion automatic monitoring device enables the infusion tube to be bent, so that the infusion tube is flattened into a folded shape and is tightly closed to stop liquid medicine in the infusion tube from flowing, and thus, the aim of stopping the flow in the infusion tube is fulfilled.
Description
Technical field
The present invention relates to automatic monitoring, the automatic monitoring instrument of medical industry specifically, carry out the automatic infusion monitoring device that sets in advance and reliably dam of automatic monitoring to infusion process while more specifically treating to patient infusion.
Background technology
In patient is carried out to the process of infusion treatment, transfusion is monitored and is very important.The device that transfusion is monitored in prior art adopts motor rotating mechanism to drive intermediate plate to dam that (the medicinal liquid in unusual circumstance or infusion bottle drips when most substantially, liquid in the blocking-up tube for transfusion, liquid is no longer flowed and stopping infusion), there are the problems such as product structure complexity.
Summary of the invention
The purpose of this invention is to provide a kind of simple in structure, easy to operate automatic infusion monitoring device that sets in advance and reliably dam.
To achieve these goals, the present invention adopts following technical scheme.The automatic infusion monitoring device that sets in advance and reliably dam of the present invention, comprise monitoring device and medicinal liquid control device, it is characterized in that: connect microprocessor after monitoring device, microprocessor also connects signal circuit and the medicinal liquid control device that signal is sent out;
Described monitoring device is infrared detector;
Described medicinal liquid control device is comprised of motor, driven wheel, tooth bar, guide rail and stator, driven wheel is placed on step motor shaft, the tooth identical with driven wheel is set on tooth bar, rack resting is on guide rail, stator jaggy is opened in the dead ahead setting of tooth bar, breach faces the front dististyle of tooth bar, and cut height is the front dististyle thickness of tooth bar and four times of transfusion tube wall sums 1.5 ~ 3 times, and gap width is 1.5 ~ 3 times of the front dististyle width of tooth bar.
The distinguished key technology that river closure mode of the present invention adopts is, its medicinal liquid control device is comprised of motor, driven wheel, tooth bar, guide rail and stator, and the medicinal liquid control device of setting will make the tube for transfusion bending.Because the place ahead of tooth bar is provided with out stator jaggy, and breach faces tooth bar, like this when motor rotates, will drive the driven wheel be placed on step motor shaft rotates, and then tooth bar is advanced along guide rail, before tooth bar, dististyle will protrude among the breach of the place ahead stator just, in tooth bar the place ahead with stator in the middle of gap in the effect of tube for transfusion at tooth bar under, also in company with dististyle before tooth bar, enter into the breach of stator, tube for transfusion bends along producing 90 degree on breach, produce 180 degree bendings at the tooth bar front end, under breach, along producing 90 degree, bend, in these three bending places, it is flat and folding that tube for transfusion becomes, medicinal liquid in blocking tube flows, realize reliably damming.
And when needs restorative liquid stream is moving, motor reversion under system is controlled, driven wheel also rotates backward, and then tooth bar is retreated along guide rail, before tooth bar, dististyle will exit among the breach of the place ahead stator, tube for transfusion is due to self elasticity and be recovered to the straight tube state by bending state, and medicinal liquid just can flow down smoothly.
Usually, amplifying circuit is set before microprocessor after monitoring device, so that transfer to follow-up microprocessor processes after the signal monitored is amplified.
In the present invention, infrared detector has two kinds of selections, and a kind of is to be independently infrared transmitting tube and an independently combination of infrared receiving tube, and leaves for placing the gap of tube for transfusion.Another kind is the infrared tube that infrared detector is integral type, to being useful on the gap of placing tube for transfusion between pipe.The former is because can freely arrange the distance of transmitting tube and receiving tube, so be conducive to various considerations when design, as infrared detector is positioned over to the different position of different-diameter: as tube for transfusion, dropping funnel or infusion bottle oral area, the latter but is conducive to make product simplification, exquisiteness.
In infrared detector for the gap of placing tube for transfusion and medicinal liquid control device for placing the gap of tube for transfusion, on same vertical line, infrared detector is positioned at the top of medicinal liquid control device.
Described breach is arranged on that middle part on a slice stator becomes four limit breach or the side that is arranged on a slice stator becomes three limit breach, or is combined into seam both sides breach by upper and lower two stators.Variety of way is each has something to recommend him, four frame modes that the limit breach belongs to the most stable, intensity is maximum at middle part, and the three limit breach that are arranged on a side are easy to processing, upper and lower two stators are combined into the both sides breach of seam, and its structure is comparatively complicated but be beneficial to the height of adjusting seam to obtain the best effect of damming.
Usually, the material of making stator is selected from metal and plastics.
In order to guarantee that better tooth bar enters breach, tooth bar front end plate shape is similar to notch geometry.
In order reliably to dam better, before tooth bar, dististyle should be take smooth thin slice as good, and before tooth bar, dististyle thickness is that 0.5 ~ 2mm is better.The bending that is more conducive to tube for transfusion like this, smooth thin slice can not damage tube for transfusion, too thinly likely can damage tube for transfusion, too thick impact bending and the effect of damming.
From aspect durable in use and the intensity of tooth bar, consider in addition, the material of making tooth bar be take metal as good, and the plastics that intensity and hardness are good are also most suitable.
The driven wheel be placed on step motor shaft can be both to be horizontal gear, can be also bevel gear.Accordingly, the tooth of tooth bar also should be flat tooth or the umbrella tooth matched with it.When adopting horizontal gear, motor is placed in the sidewall of shell, with tooth bar in vertical so that with the flat tooth interlock of tooth bar.When adopting bevel gear, motor is placed on the base plate of shell, with tooth bar, in same plane, is convenient to the umbrella tooth interlock with tooth bar.
The automatic infusion monitoring device that sets in advance and reliably dam of the present invention is the terminal that is placed in sick bed.Exchange is placed in nurse station.Terminal and exchange support the use the performance function.Exchange is the display alarm lamp and sounds the alarm, and reminds nurse or other staff.The exchange be used in conjunction with automatic infusion monitoring device of the present invention can be the system that has been arranged on hospital now.Current such system is generally all reported to the police by patient's manual operation press button.The signal of terminal of the present invention is accessed to current system, form a set of complete complete automatic system for monitoring transfusion.So just can take full advantage of the existing equipment of hospital, in the situation that do not increase too many spending, will manually report to the police and upgrade to automatic monitoring and report to the police.
Terminal of the present invention other various exchanges on can also supporting market, can adopt wired or wireless mode to connect exchange.
In addition, hospital also can utilize terminal of the present invention, the self-developing exchange.
Beneficial effect of the present invention is:
1, volume is little, lightweight, is convenient to hang use.
2, cost is low.
3, control reliably.
4, easy to operate, simple, only need to press the button switch.And do not need other any unnecessary actions.
5, microprocessor is convenient to be set in advance, and sets working procedure, can adapt to various situations, can expanding function.As: monitoring device is placed in to dropping funnel, and increases the module that arranges of microprocessor, just can carry out scene and arrange.After adjusting infusion flow rate, press the module records flow velocity is set, and the bound of flow velocity is set.As long as, when the limit (upper limit or lower limit) of flow velocity over this setting, just reported to the police and dammed.Therefore, the present invention not only can have or not medicinal liquid in the monitoring transfusion pipe, can also monitor the medicinal liquid flow velocity, more is convenient to note abnormalities.
The accompanying drawing explanation
Fig. 1 is the structural representation of automatic infusion monitoring device of the present invention;
Fig. 2 is the structural representation of medicinal liquid control device of the present invention;
Fig. 3 is a kind of form of stator in the medicinal liquid control device of Fig. 2;
Fig. 4 is the another kind of form of stator in the medicinal liquid control device of Fig. 2.
The specific embodiment
Embodiment 1
See Fig. 1.
The automatic infusion monitoring device that sets in advance and reliably dam of the present invention, comprise monitoring device and medicinal liquid control device, after monitoring device, connects microprocessor, and microprocessor also connects signal circuit and the medicinal liquid control device that signal is sent out;
Described monitoring device is infrared detector; Amplifying circuit is set before microprocessor after monitoring device; The infrared tube that infrared detector is integral type, to being useful on the gap of placing tube for transfusion between pipe.
In infrared detector for the gap of placing tube for transfusion and medicinal liquid control device for placing the gap of tube for transfusion, on same vertical line, infrared detector is positioned at the top of medicinal liquid control device.
This device in use, is arranged on the tube for transfusion of infusion bottle below and dropping funnel top, and infrared detector and medicinal liquid control device are on same vertical line, and tube for transfusion is stuck in the gap of the gap neutralizating medicine hydraulic control device processed in the middle of infrared detector.
This device also is provided with K switch and power supply indicator L.When K switch is connected, power connection, power supply indicator L lights, infrared detector work, microprocessor makes medicinal liquid control device and signal circuit all in off-position.When the infusion-completed tube for transfusion stops, liquid level in tube for transfusion is during lower than the infrared detector height, infrared detector detects the transfusion liquid in pipe for blank, infrared detector will produce the signal of telecommunication, this signal is reached to microprocessor via amplification, send signal circuit to through date processing, the signal that signal circuit is converted to this signal change total function identification again reaches the exchange of nurse's platform, causes alarm.Simultaneously, microprocessor makes medicinal liquid control device energising work, interacts with stator and clamps tube for transfusion, interrupts infusion process (description referring to aftermentioned according to Fig. 2).
When receiving alarm, nurse's platform staff comes sick bed, the water or carry out disposing task of changing dressings.Press afterwards K switch, make whole automatic infusion device outage, power supply indicator L extinguishes, and signal transmits and stops, and the medicinal liquid control device is opened, and it is mobile that the medicinal liquid in tube for transfusion recovers again.After the staff checks that all are normally, again press K switch, whole device is again in running order, and infrared detector starts monitoring.
See Fig. 2.
Medicinal liquid control device of the present invention is comprised of motor 1, driven wheel 2, tooth bar 4, guide rail 6 and stator 7, driven wheel 2 is placed on step motor shaft 1, the tooth 5 identical with driven wheel 2 is set on tooth bar 4, tooth bar 2 is placed on guide rail 6, the dead ahead setting of tooth bar 4 has the stator 7 of breach 8, breach 8 faces the front dististyle 3 of tooth bar of tooth bar 4, and breach 8 is highly front dististyle 3 thickness of tooth bar and four times of transfusion tube wall sums 2 times, and breach 8 width are 2 times of front dististyle 3 width of tooth bar.
Before tooth bar, dististyle 3 is shaped as rectangle.
Before tooth bar, dististyle 3 is smooth thin slice, and before tooth bar, dististyle 3 thickness are 1mm.
The material of making tooth bar 4 is aluminium alloy.Its front dististyle 3 materials are also aluminium alloy.
The driven wheel 2 be placed on step motor shaft 1 is horizontal gears, and the tooth 5 of tooth bar 4 is the horizontal gear for matching with it also.
In whole device, step motor shaft 1 is placed in the sidewall of shell, and guide rail 6 and stator 7 are placed on shell bottom plate 9.
When motor 1 rotates, will drive the driven wheel 2 be placed on motor 1 axle rotates, and then make tooth bar 4 along guide rail 6 advance (in Fig. 2 left), before tooth bar, dististyle 3 will protrude among the breach 8 of the place ahead stator 7 just, before tooth bar dististyle 3 with stator 7 in the middle of gaps in tube for transfusion under the effect of tooth bar 4, also in company with dististyle before tooth bar 3, enter into the breach 8 of stator 7, tube for transfusion bends along producing 90 degree on breach 8, before tooth bar, dististyle 3 produces 180 degree bendings, at breach, along producing 90 degree, bend for 8 times, in these three bending places, it is flat and folding that tube for transfusion becomes, medicinal liquid in blocking tube flows, realize reliably damming.
And when needs restorative liquid stream is moving, motor 1 reversion under system is controlled, driven wheel 2 also rotates backward, and then tooth bar 4 is retreated along guide rail, before tooth bar, dististyle 3 will exit among the breach 8 of the place ahead stator 7, tube for transfusion is due to self elasticity and be recovered to the straight tube state by bending state, and medicinal liquid just can flow down smoothly.
See Fig. 3.Stator 10 is a kind of forms of the stator 7 in Fig. 2, has breach 11, and breach 11 is arranged on three limit breach of a side, and stator 10 is made of plastics.
See Fig. 4.Stator 12 is a kind of forms of the stator 7 in Fig. 2, has breach 13, and breach 13 is arranged on the four limit breach at the middle part on a slice stator 12.
All the other are identical with embodiment 1.
Claims (9)
1. the automatic infusion monitoring device that can set in advance and reliably dam, comprise monitoring device and medicinal liquid control device, it is characterized in that: connect microprocessor after monitoring device, microprocessor also connects signal circuit and the medicinal liquid control device that signal is sent out;
Described monitoring device is infrared detector;
Described medicinal liquid control device is comprised of motor, driven wheel, tooth bar, guide rail and stator, driven wheel is placed on step motor shaft, the tooth identical with driven wheel is set on tooth bar, rack resting is on guide rail, stator jaggy is opened in the dead ahead setting of tooth bar, breach faces the front dististyle of tooth bar, and cut height is the front dististyle thickness of tooth bar and four times of transfusion tube wall sums 1.5 ~ 3 times, and gap width is 1.5 ~ 3 times of the front dististyle width of tooth bar.
2. the device of claim 1, is characterized in that: amplifying circuit is set before microprocessor after monitoring device.
3. the device of claim 1, it is characterized in that: infrared detector is independently infrared transmitting tube and the independently combination of infrared receiving tube, and leaves for placing the gap of tube for transfusion.
4. the device of claim 1 is characterized in that: the infrared tube that infrared detector is integral type, and to being useful on the gap of placing tube for transfusion between pipe.
5. the device of claim 1, is characterized in that: in the medicinal liquid control device, be useful on the gap of placing tube for transfusion before tooth bar between dististyle and stator.
6. claim 3,4 or 5 device is characterized in that: in infrared detector for the gap of placing tube for transfusion and medicinal liquid control device for placing the gap of tube for transfusion, on same vertical line, infrared detector is positioned at the top of medicinal liquid control device.
7. the device of claim 1 is characterized in that: breach is arranged on that middle part on a slice stator becomes four limit breach or the side that is arranged on a slice stator becomes three limit breach, or is combined into seam both sides breach by upper and lower two stators; The material of making stator is selected from metal and plastics.
8. the device of claim 1, it is characterized in that: tooth bar front end plate shape is similar to notch geometry, and is smooth thin slice, and its thickness sheet is 0.5 ~ 2mm, and the material of making tooth bar is selected from metal and plastics.
9. the device of claim 1, it is characterized in that: driven wheel is horizontal gear or bevel gear.
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| CN201310436113.1A CN103463704B (en) | 2013-09-24 | 2013-09-24 | Infusion automatic monitoring device capable of being preset and reliably stopping flow |
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| CN201310436113.1A CN103463704B (en) | 2013-09-24 | 2013-09-24 | Infusion automatic monitoring device capable of being preset and reliably stopping flow |
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| CN103463704A true CN103463704A (en) | 2013-12-25 |
| CN103463704B CN103463704B (en) | 2015-05-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104971404A (en) * | 2015-07-30 | 2015-10-14 | 桂林电子科技大学 | Medical transfusion cutoff apparatus with automatic monitoring |
Citations (7)
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| US4889528A (en) * | 1987-02-27 | 1989-12-26 | Shimadzu Corporation | Drip infusion rate control apparatus |
| US5628619A (en) * | 1995-03-06 | 1997-05-13 | Sabratek Corporation | Infusion pump having power-saving modes |
| CN1287862A (en) * | 2000-10-11 | 2001-03-21 | 孔玲芳 | Measuring and monitoring device for medical fluid infusion and blood transfusion |
| CN2696652Y (en) * | 2003-09-15 | 2005-05-04 | 陈麟华 | Transfusion monitoring controller |
| CN101780294A (en) * | 2009-01-20 | 2010-07-21 | 武汉静泉医疗设备有限公司 | Medical infusion monitor |
| CN101972504A (en) * | 2010-11-09 | 2011-02-16 | 衣启武 | Vein continuous infusion intelligent controller and application method thereof |
| CN102049075A (en) * | 2010-12-30 | 2011-05-11 | 湖北仙明医疗器械有限公司 | Micro controller for infusion dropping speed and heating |
-
2013
- 2013-09-24 CN CN201310436113.1A patent/CN103463704B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4889528A (en) * | 1987-02-27 | 1989-12-26 | Shimadzu Corporation | Drip infusion rate control apparatus |
| US5628619A (en) * | 1995-03-06 | 1997-05-13 | Sabratek Corporation | Infusion pump having power-saving modes |
| CN1287862A (en) * | 2000-10-11 | 2001-03-21 | 孔玲芳 | Measuring and monitoring device for medical fluid infusion and blood transfusion |
| CN2696652Y (en) * | 2003-09-15 | 2005-05-04 | 陈麟华 | Transfusion monitoring controller |
| CN101780294A (en) * | 2009-01-20 | 2010-07-21 | 武汉静泉医疗设备有限公司 | Medical infusion monitor |
| CN101972504A (en) * | 2010-11-09 | 2011-02-16 | 衣启武 | Vein continuous infusion intelligent controller and application method thereof |
| CN102049075A (en) * | 2010-12-30 | 2011-05-11 | 湖北仙明医疗器械有限公司 | Micro controller for infusion dropping speed and heating |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104971404A (en) * | 2015-07-30 | 2015-10-14 | 桂林电子科技大学 | Medical transfusion cutoff apparatus with automatic monitoring |
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| CN103463704B (en) | 2015-05-20 |
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