CN201200669Y - Reminder of infusion liquid level - Google Patents
Reminder of infusion liquid level Download PDFInfo
- Publication number
- CN201200669Y CN201200669Y CNU2008200888802U CN200820088880U CN201200669Y CN 201200669 Y CN201200669 Y CN 201200669Y CN U2008200888802 U CNU2008200888802 U CN U2008200888802U CN 200820088880 U CN200820088880 U CN 200820088880U CN 201200669 Y CN201200669 Y CN 201200669Y
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- CN
- China
- Prior art keywords
- transfusion
- infrared ray
- liquid medicine
- infusion
- emitting diode
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- 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.)
- Expired - Fee Related
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Abstract
A reminder of the liquid medicine infusion level consists of a liquid medicine level probe, a control circuit and a sound-light reminding circuit; the liquid medicine level probe is composed of a pipe support for holding an infusion pipe, an infrared ray emitting diode and an infrared ray receiving diode; the infrared ray emitting diode and the infrared ray receiving diode are symmetrically arranged at two sides of the infusion pipe on the pipe support; and the infrared ray emitting diode and the infrared ray receiving diode are connected with the control circuit and the sound-light reminding circuit. When the reminder of the liquid medicine infusion level is used, the pipe support is sleeved on the infusion pipe, when the liquid medicine is filled into the infusion pipe, the infrared ray receiving diode can not receive the infrared ray emitted by the infrared ray emitting diode due to the refraction of light to the liquid medicine; when no liquid medicine is available to the infusion pipe, the infrared ray is directly irradiated on the infrared ray receiving diode, the sound-light reminding circuit is automatically connected, and a buzzer makes sound to fulfill the reminding function. The utility model can accurately output the liquid medicine infusion information in time according to the change of the liquid medicine infusion level in the infusion pipe, and has simple structure and convenient use and has no pollution to the liquid medicine.
Description
[technical field]
This utility model belongs to the attached device of a kind of medical device, especially belongs to a kind of liquid level reminiscences of infusion set.
[background technology]
Utilize infusion set transfusion (being commonly called as " having an intravenous drip ") to exist liquid level to be careful problem, increased trouble for doctor, entourage or patient, when especially infusing to particular patients ', doctor or entourage's worry is heavier, careless slightly the lighter needs operation transfusion again, and weight person also malpractice may occur.For this reason, the technical staff has done much to grope, and makes great efforts to address this problem.
At present, solution mainly contains following several: the one, according to the liquid conduction principle, two conductive electrodes are installed in the import department of transfusion device, and when in the tube for transfusion liquid being arranged, interlock circuit is in holding state; And when not having liquid, circuit disconnects, and reminding effect is played in alarm device work.The defective of this scheme is: the electrode of turning circuit will contact with medicinal liquid, has pollution hidden trouble.The 2nd, utilize the mass change of liquid, the device that can monitor, set drop bottle weight is set, weigh up the drop bottle quality before having an intravenous drip earlier, when treating the drop bottle light weight to a certain setting value, alarm device work.Shortcoming is: because the weight of different liquid medicine and drop bottle is all inequality, can not provide alarm signal accurately.The 3rd, to ray refraction, rely on the product of this mentality of designing research and development according to liquid, what have relates to single chip circuit, complex structure, cost height; What have places supervising device on the big vacuole on the tube for transfusion, because in the actual infusion process, the vacuole inwall spatters in often drop, and the normal control of light is impacted, and occurs wrong report often.
Certainly, also have some other device, as:
" transfusion device that can report to the police " of ZL200510015982.2.One of its technical scheme: be in the murphy's dropper of former transfusion device, to be provided with the sealing bead of diameter greater than the murphy's dropper lower part outlet, the bottom of described upper tubing is provided with liquid level controller, and described liquid level controller connects signal receiving circuit in wired single channel control alarm device or the wireless multi-path control alarm device by plug; Two of its technical scheme: the following tube for transfusion that is former transfusion device is provided with the security control pipe, be provided with the sealing bead of diameter in the described security control pipe greater than security control pipe lower part outlet, the bottom of described upper tubing is provided with liquid level controller, and described liquid level controller connects signal receiving circuit in wired single channel control alarm device or the wireless multi-path control alarm device by plug.
" a kind of automatic alarm for transfusion " of ZL03254986.5.This alarm device of warning automatically of after having infused, controlling, be on drip stand by support be fixed with can two to the insulation lever sleeves of swing, electric installation is housed in the lever sleeve and connects with alarm, the lever sleeve front end is fixed with stay cord and stay cord hook, and catches on the ring that is fixed on the tube for transfusion synandrium liquid pool.When liquid was totally lost, synandrium liquid pool inner liquid medicine alleviated, and according to the swing of lever principle lever sleeve, its interior electric installation of conducting is reported to the police the newspaper device.
" the automatic control alarm transfusion device " of ZL03254456.1.This automatic control alarm transfusion device comprises by transfusion device, switch, control valve, autocontrol valve is housed in transfusion device, ball float is arranged at the bottom of valve, it below the ball float needle, there are feed tube and switch in the upper surface of transfusion device, and feed tube connects infusion bottle, switch contact lead connecting pin, plug is connected alarm, and the lower end of transfusion device has drain pipe to connect syringe needle.
[summary of the invention]
For solving the above-mentioned problems in the prior art, this utility model aims to provide a kind of transfusion liquid level reminiscences, this reminiscences can change according to the liquid level in the tube for transfusion and in time send infusion information, has simple in structure, easy to use and can not pollute the advantage of medicinal liquid.
The technical scheme that realizes above-mentioned purpose is as follows: the structural feature of this transfusion liquid level reminiscences is: it is made of liquid-level probe, control circuit and acousto-optic alert circuit three parts; Liquid-level probe admits base and an infrared light emitting diode, an infrared receiver diode of tube for transfusion to form by one, and emitting diode and reception diode symmetrical expression are arranged on the both sides of the tube for transfusion on the base; Emitting diode is formed the liquid-level probe circuit with reception diode and is connected with the acousto-optic alert circuit with control circuit.During use, base is nested with on tube for transfusion, when in the pipe liquid being arranged, utilize the refraction of liquid to light, make infrared receiver diode can not receive the infrared ray that infrared light emitting diode sends, and in the pipe in case there has not been liquid, infrared ray with regard to direct irradiation on infrared receiver diode, automatically connect the acousto-optic alert circuit, buzzer sounds and realizes reminding purpose.
Aforesaid transfusion liquid level reminiscences, its base is clamp type parts, the clamp middle part is provided with one vertically to through hole, the aperture of through hole and tube for transfusion caliber are clearance-type coupling, and infrared light emitting diode and infrared receiver diode symmetrical expression respectively are arranged on the both sides of the tube for transfusion in the through hole.
Aforesaid transfusion liquid level reminiscences, its base are clamp type parts, and the clamp middle part is provided with one vertically to through hole, and the aperture of through hole and tube for transfusion caliber are the clearance-type coupling; The level at clamp middle part is to being provided with an observation window, and observation window is separated into upper and lower two sections with above-mentioned through hole, and infrared light emitting diode and infrared receiver diode symmetrical expression respectively are arranged on the both sides of the tube for transfusion in the observation window.
Beneficial effect: this utility model utilizes the refraction principle of light, transmit and receive the pipe effect by a pair of infrared ray that is arranged on the tube for transfusion both sides, after liquid level changes in the tube for transfusion, that is: when not having liquid in the tube for transfusion, after infrared receiver tube receives signal, make the acousto optic element device in the acousto-optic alert circuit send the acousto-optic prompting by control circuit, finish this utility model function.After liquid-level probe made the clamp type parts, can realize easily popping one's head in and being connected of tube for transfusion connects, simple in structure, and control circuit and acousto-optic reminiscences component structure are small and exquisite, are combined in the clamp type probe extremely easy to use.
[description of drawings]
Fig. 1 is the structural representation of an embodiment of this utility model.
Fig. 2 is the circuit working schematic diagram of Fig. 1 embodiment.
Sequence number is represented respectively among the figure: clips grip 1, tube for transfusion 2, clamp 3, through hole 4, liquid 5, observation window 6, infrared light emitting diode D1, infrared receiver diode D2.
[specific embodiment]
Referring to Fig. 1.The figure shows the liquid-level probe structure of an embodiment of this utility model, liquid-level probe comprises a base that is used to admit tube for transfusion 2, and the base shape can be done multiple variation.It can be clamp type parts, can make clamp 3 foldings through clips grip 1, and clamp 3 middle parts have a vertical through holes 4, about through hole 4 is separated into by the observation window 6 at middle part, two sections.Transparent tube for transfusion 2 passes from the middle part of observation window 6, infrared light emitting diode D1 and infrared receiver tube two utmost point D2 are set in the both sides of tube for transfusion 2, and infrared light emitting diode D1 forms the liquid-level probe circuit with infrared receiver diode D2 and is connected with the acousto-optic alert circuit with control circuit.The top and the infusion vessel of tube for transfusion 2 link, and the bottom is connected with transfusion needle.
Referring to Fig. 2.Infrared light emitting diode D1 positive pole links to each other by the positive pole of K switch with power supply E, and the D1 negative pole is connected with the negative pole of power supply E by current-limiting resistance R1, forms an infrared ray generation circuit.The positive pole of infrared receiver diode D2 is connected with base stage, the biasing resistor R2 of audion Q1, the negative pole of another termination power of R2 E.The colelctor electrode of audion Q1 is connected by the negative pole of the Music Clip IC1 in current-limiting resistance R3 and the acousto-optic alert circuit, obtains electric current.The emitter stage of Q1 links to each other with the negative pole of power supply E through current-limiting resistance R4.IC1 is anodal to be connected with K switch, and the IC1 outfan connects light emitting diode D3 and piezoelectric ceramics FT respectively.R1, R2 and R3 value are respectively 1K ohm; R4 is 100 ohm, and power supply E adopts 3.6 volts of lithiums.
Probe segment also can be made other form, if can be easily the fixing relative position of infrared light emitting diode D1 and infrared receiver diode D2 and tube for transfusion 2.Infrared light emitting diode D1 and infrared receiver diode D2 also can replace with other sensing element that can produce the element of light energy and respond to corresponding form light energy.These simple structural changes should not influence the application's summary of the invention, should be subjected to the due protection of Patent Law yet.
Claims (3)
1, a kind of transfusion liquid level reminiscences is characterized in that: it is made of liquid-level probe, control circuit and acousto-optic alert circuit three parts; Liquid-level probe admits base and an infrared light emitting diode (D1), an infrared receiver diode (D2) of tube for transfusion (2) to form by one, and infrared light emitting diode (D1) and infrared receiver diode (D2) symmetrical expression are arranged on the both sides of the tube for transfusion (2) on the base; Infrared light emitting diode (D1) is connected with the acousto-optic alert circuit with control circuit with infrared receiver diode (D2).
2, a kind of transfusion liquid level reminiscences as claimed in claim 1, it is characterized in that: base is clamp type parts, clamp (3) middle part is provided with one vertically to through hole (4), the aperture of through hole (4) and tube for transfusion (2) caliber are clearance-type coupling, and infrared light emitting diode (D1) and infrared receiver diode (D2) symmetrical expression respectively are arranged on the both sides of the interior tube for transfusion (2) of through hole (4).
3, a kind of transfusion liquid level reminiscences as claimed in claim 1, it is characterized in that: base is clamp type parts, and clamp (3) middle part is provided with one vertically to through hole (4), and the aperture of through hole (4) and tube for transfusion (2) caliber are the clearance-type coupling; The level at clamp (3) middle part is to being provided with an observation window (6), observation window (6) is separated into upper and lower two sections with above-mentioned through hole (4), and infrared light emitting diode (D1) and infrared receiver diode (D2) symmetrical expression respectively are arranged on the both sides of the tube for transfusion (2) in the observation window (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200888802U CN201200669Y (en) | 2008-06-16 | 2008-06-16 | Reminder of infusion liquid level |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200888802U CN201200669Y (en) | 2008-06-16 | 2008-06-16 | Reminder of infusion liquid level |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201200669Y true CN201200669Y (en) | 2009-03-04 |
Family
ID=40422979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200888802U Expired - Fee Related CN201200669Y (en) | 2008-06-16 | 2008-06-16 | Reminder of infusion liquid level |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201200669Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104147655A (en) * | 2014-08-14 | 2014-11-19 | 苏州市职业大学 | Portable medical infusion alarm device |
| CN104587559A (en) * | 2014-11-05 | 2015-05-06 | 钱宏毅 | Transfusion alarm device |
| CN104800930A (en) * | 2015-05-14 | 2015-07-29 | 遵义师范学院 | Monitoring method of suspension bottle transfusion system |
| CN107202622A (en) * | 2017-07-14 | 2017-09-26 | 广东上风环保科技有限公司 | Liquid metering device and the circuit detected for liquid meter |
-
2008
- 2008-06-16 CN CNU2008200888802U patent/CN201200669Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104147655A (en) * | 2014-08-14 | 2014-11-19 | 苏州市职业大学 | Portable medical infusion alarm device |
| CN104587559A (en) * | 2014-11-05 | 2015-05-06 | 钱宏毅 | Transfusion alarm device |
| CN104800930A (en) * | 2015-05-14 | 2015-07-29 | 遵义师范学院 | Monitoring method of suspension bottle transfusion system |
| CN107202622A (en) * | 2017-07-14 | 2017-09-26 | 广东上风环保科技有限公司 | Liquid metering device and the circuit detected for liquid meter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090304 Termination date: 20110616 |