CN101785887A - Automatic infusion pump - Google Patents
Automatic infusion pump Download PDFInfo
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- CN101785887A CN101785887A CN 200910105260 CN200910105260A CN101785887A CN 101785887 A CN101785887 A CN 101785887A CN 200910105260 CN200910105260 CN 200910105260 CN 200910105260 A CN200910105260 A CN 200910105260A CN 101785887 A CN101785887 A CN 101785887A
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Abstract
The invention discloses an automatic infusion pump comprising a shell body and a pump body assembly fixed on the shell body. The shell body is provided with a pipe groove for an infusion pipe to pass through; the pump body assembly comprises a peristaltic pump and a bubble induction device; the bubble induction device includes a first signal generating module, a second signal generating module, a signal processing module and an alarm module, wherein the first signal generating module and the second signal generating module are used for detecting bubbles at adjacent positions of the infusion pipe and outputting a first signal and a second signal, the input end of the signal processing module is connected respectively with the first signal generating module and the second signal generating module, and the signal processing module outputs a bubble detecting signal to the alarm module. Two paths of signals are utilized in the invention; an alarm signal is sent out only when large bubbles are detected to exist in the infusion pipe and is not sent out if the bubbles are small and have no impact on the infusion safety; therefore, the infusion pump is more convenient and reasonable when in use.
Description
Technical field
The present invention relates to a kind of medium be introduced the medical apparatus and instruments of human body, specifically relate to a kind of automatic infusion pump.
Background technology
Infusion pump is a kind of device of safe, accurate control transfusion.Traditional infusion mode utilizes liquid potential energy to be used as power, be difficult to control steadily in the long term transfusion speed and amount of infusion, and infusion pump can satisfy high accuracy and the occasion requirement of transfusion fast, and automatic infusion pump all is provided with bubble detection device, the unexpected malpractice that takes place of can avoiding infusing.The general automatic infusion pump of using for making infusion pump normal operation and assurance transfusion safety, is equipped with bubble induction installation 01, is blocked induction installation 02 as shown in Figure 1 in the infusion pump.When bubble induction installation 01 detects when having bubble to pass through in the tube for transfusion, can send sound and light alarm, remind medical personnel.The problem that the bubble induction installation of existing infusion pump exists is: in infusion process, some small bubbles do not influence the safety of transfusion, and the bubble induction installation can not be judged the size of bubble, all can report to the police as long as bubble occurred in the tube for transfusion.So in use increase the unnecessary burden of medical personnel easily, add patient's worry.
Summary of the invention
The technical problem to be solved in the present invention is to propose a kind of automatic infusion pump, and it can be reported to the police to bigger bubble, and some small bubbles are not then reported to the police.
Technical problem of the present invention is solved by the following technical programs.
This automatic infusion pump, comprise housing and the pump assembly that is fixed on the housing, described housing is provided with the tube seat of allowing that tube for transfusion passes through, described pump assembly comprises peristaltic pump, the bubble induction installation, described bubble induction installation comprises the first signal generation module, the secondary signal generation module, signal processing module and alarm module, described first signal generation module and secondary signal generation module are used to detect the bubble of tube for transfusion adjacent position and export first signal and secondary signal, the input of described signal processing module is connected with the secondary signal generation module with the first signal generation module respectively, and output bubble detection signal is given alarm module.
Further, in the above-mentioned automatic infusion pump, the described first signal generation module comprises first sensor, first testing circuit that is connected with first sensor, first comparison circuit that is connected with first testing circuit, and the outfan of described first comparison circuit is connected with the input of signal processing module.
Described secondary signal generation module comprises second pick off, second testing circuit that is connected with second pick off, second comparison circuit that is connected with second testing circuit, and the outfan of described second comparison circuit is connected with the input of signal processing module.
Described signal processing module comprises AND circuit, signal processing circuit, the CPU that is connected with signal processing circuit, the input of described AND circuit is connected with the outfan of first comparison circuit with second comparison circuit respectively, and the outfan of described AND circuit is connected with signal processing circuit.
Described first sensor is an infrared sensor.
Second pick off of telling is an infrared sensor.
Described alarm module is buzzer or luminous tube.
The present invention is compared with the prior art the beneficial effect that is had: because the bubble induction installation comprises two the adjacent first sensors and second pick off, be used for detecting the bubble that the tube for transfusion diverse location passes through, have only like this when a bubble has enough length, could make two adjacent pick offs detect the existence of bubble simultaneously, by sending the sound and light alarm signal behind the signal processing again; If be that small bubble passes through, then have only a pick off device to detect the existence of bubble, another can not detect the existence of bubble simultaneously, then can not send the sound and light alarm signal, thereby makes automatic infusion pump in use more convenient, reasonable.
Description of drawings
Fig. 1 is the structural representation of existing automatic infusion pump;
Fig. 2 is the functional block diagram of bubble detection device in the specific embodiment.
The specific embodiment
A kind of automatic infusion pump, identical with existing infusion pump is, comprises housing and pump assembly, and pump assembly is arranged in the housing, and pump assembly comprises peristaltic pump, the motor that drives peristaltic pump, bubble induction installation, blocks induction installation; Housing is provided with the tube seat of allowing that tube for transfusion passes through, and during work, tube for transfusion is through the wriggling portion of peristaltic pump, the pick off of bubble induction installation, the pick off of obstruction induction installation.During transfusion, by the liquid flow in the wriggling propelling tube for transfusion of peristaltic pump, the bubble induction installation then is used to detect the bubble in the tube for transfusion, the concurrent visual alarm of speaking.
As shown in Figure 2, in the present embodiment, bubble detection device comprises the first signal generation module 100, secondary signal generation module 200, signal processing module 300 and alarm module 400.
The first signal generation module 100 comprises first sensor 2, first testing circuit 4, first comparison circuit 6.The outfan that the output signal of first sensor 2 is connected to first testing circuit, 4, the first testing circuits 4 is connected to first comparison circuit 6.First sensor 2 adopts the adjustable infrared sensor of sensitivity, also can adopt other photoelectric sensors etc.
Secondary signal generation module 200 comprises second pick off 3, second testing circuit 5, second comparison circuit 7.The output that the output signal of second pick off 3 is connected to second testing circuit, 5, the second testing circuits 5 is connected to second comparison circuit 7.Second pick off 3 adopts the adjustable infrared sensor of sensitivity.
The process that the first signal generation module 100 generates first signal is a prior art: first sensor 2 adopts the infraluminescence receptor, pick off is placed the both sides that are positioned at tube for transfusion 1 on the housing tube seat, when have over against the position of pick off 2 in the tube for transfusion 1 bubble 11 by the time, the luminous flux by first sensor 2 can change.First sensor testing circuit 4 is exported to first comparison circuit 6 with the detection signal of first sensor 2, first comparison circuit 6 is with detected signal and reference signal contrast, if the variation of luminous flux has taken place, showing has bubble to pass through, then export high level signal and give AND circuit 8, otherwise output low level.In like manner, the high and low level of secondary signal generation module 200 generations then connects another input that inputs to AND circuit 8.
After the AND circuit 8 of signal processing module 300 receives the output signal of first comparison circuit 6 and second comparison circuit 7, have only and when two signals all are high level, just export high level signal, promptly two infrared sensors all detect when all having bubble to exist and just export high level signal, otherwise output low level signals all.The output signal of 9 pairs of AND circuits 8 of signal processing circuit is sent into processor controls 10 after processing such as amplifying, and processor controls 10 is exported the bubble detection signal in view of the above and given light emitting diode or buzzer 400, sends sound and light alarm.
The first sensor 2 and second pick off 3 be fixed on the housing or the intravital fixed support of shell on position adjacent, spacing between two pick offs determined can detected bubble length, so can adjust the accuracy of detection of bubble size by adjusting two installation sites between pick off, adapt to different transfusion needs.
Above content be in conjunction with concrete preferred implementation to further describing that the present invention did, can not assert that concrete enforcement of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (7)
1. automatic infusion pump, comprise housing and the pump assembly that is fixed on the housing, described housing is provided with the tube seat of allowing that tube for transfusion passes through, described pump assembly comprises peristaltic pump, the bubble induction installation, it is characterized in that: described bubble induction installation comprises the first signal generation module, the secondary signal generation module, signal processing module and alarm module, described first signal generation module and secondary signal generation module are used to detect the bubble of tube for transfusion adjacent position and export first signal and secondary signal, the input of described signal processing module is connected with the secondary signal generation module with the first signal generation module respectively, and output bubble detection signal is given alarm module.
2. automatic infusion pump as claimed in claim 1, it is characterized in that: the described first signal generation module comprises first sensor, first testing circuit that is connected with first sensor, first comparison circuit that is connected with first testing circuit, and the outfan of described first comparison circuit is connected with the input of signal processing module.
3. automatic infusion pump as claimed in claim 2, it is characterized in that: described secondary signal generation module comprises second pick off, second testing circuit that is connected with second pick off, second comparison circuit that is connected with second testing circuit, and the outfan of described second comparison circuit is connected with the input of signal processing module.
4. automatic infusion pump as claimed in claim 3, it is characterized in that: described signal processing module comprises AND circuit, signal processing circuit, the CPU that is connected with signal processing circuit, the input of described AND circuit is connected with the outfan of first comparison circuit with second comparison circuit respectively, and the outfan of described AND circuit is connected with signal processing circuit.
5. automatic infusion pump as claimed in claim 4 is characterized in that: described first sensor is an infrared sensor.
6. automatic infusion pump as claimed in claim 4 is characterized in that: second pick off of telling is an infrared sensor.
7. automatic infusion pump as claimed in claim 4 is characterized in that: described alarm module comprises buzzer or light emitting diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910105260 CN101785887B (en) | 2009-01-22 | 2009-01-22 | Automatic infusion pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910105260 CN101785887B (en) | 2009-01-22 | 2009-01-22 | Automatic infusion pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101785887A true CN101785887A (en) | 2010-07-28 |
| CN101785887B CN101785887B (en) | 2013-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910105260 Active CN101785887B (en) | 2009-01-22 | 2009-01-22 | Automatic infusion pump |
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| CN (1) | CN101785887B (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102125710A (en) * | 2011-04-17 | 2011-07-20 | 泉州市银星电子科技有限公司 | Sensing detection component of automatic infusion apparatus |
| CN104606737A (en) * | 2015-01-23 | 2015-05-13 | 深圳市科曼医疗设备有限公司 | Infusion pump and infusion pump blockage detecting method |
| CN104721909A (en) * | 2015-01-04 | 2015-06-24 | 涂家海 | Air evacuation detecting device for injection pump |
| CN105903102A (en) * | 2016-06-03 | 2016-08-31 | 广州汇特医疗科技有限公司 | Device and method for detecting size of bubbles of infusion set pipeline |
| CN106237436A (en) * | 2016-08-31 | 2016-12-21 | 陈富强 | The bubble alarm device of electronic infusion pump |
| CN107596494A (en) * | 2017-10-25 | 2018-01-19 | 王光耀 | The automatic infusion device for changing fluid infusion |
| CN108562949A (en) * | 2018-06-21 | 2018-09-21 | 广州军区广州总医院 | A kind of air bubble automatic checkout system and method |
| CN110898290A (en) * | 2019-12-31 | 2020-03-24 | 山东大学齐鲁医院 | Multifunctional portable infusion device and working method |
| CN110960747A (en) * | 2019-12-19 | 2020-04-07 | 山东大学齐鲁医院 | High-precision analgesia pump and working method |
| CN110975058A (en) * | 2019-12-19 | 2020-04-10 | 齐鲁理工学院 | Automatically-adjustable analgesia pump and working method |
| CN112107759A (en) * | 2019-06-20 | 2020-12-22 | 深圳迈瑞科技有限公司 | Infusion pump working method, infusion pump, medical equipment and storage medium |
| CN113750317A (en) * | 2020-06-01 | 2021-12-07 | 比亚迪股份有限公司 | Portable infusion device and therapeutic apparatus |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4638694B2 (en) * | 2003-08-21 | 2011-02-23 | テルモ株式会社 | Infusion device |
| US7338470B2 (en) * | 2003-12-03 | 2008-03-04 | Ethicon Endo-Surgery, Inc. | Air-bubble-monitoring medication assembly, medical system and method |
| CN100371035C (en) * | 2005-09-30 | 2008-02-27 | 深圳市深科医疗器械技术开发有限公司 | Transfusion pump without pump door |
-
2009
- 2009-01-22 CN CN 200910105260 patent/CN101785887B/en active Active
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102125710B (en) * | 2011-04-17 | 2013-04-03 | 泉州市银星电子科技有限公司 | Sensing detection component of automatic infusion apparatus |
| CN102125710A (en) * | 2011-04-17 | 2011-07-20 | 泉州市银星电子科技有限公司 | Sensing detection component of automatic infusion apparatus |
| CN104721909A (en) * | 2015-01-04 | 2015-06-24 | 涂家海 | Air evacuation detecting device for injection pump |
| CN104721909B (en) * | 2015-01-04 | 2017-10-20 | 涂家海 | Syringe pump air empties detection means |
| CN104606737A (en) * | 2015-01-23 | 2015-05-13 | 深圳市科曼医疗设备有限公司 | Infusion pump and infusion pump blockage detecting method |
| CN105903102B (en) * | 2016-06-03 | 2022-04-12 | 广州汇特医疗科技有限公司 | Device capable of detecting size of bubbles in infusion apparatus pipeline |
| CN105903102A (en) * | 2016-06-03 | 2016-08-31 | 广州汇特医疗科技有限公司 | Device and method for detecting size of bubbles of infusion set pipeline |
| CN106237436A (en) * | 2016-08-31 | 2016-12-21 | 陈富强 | The bubble alarm device of electronic infusion pump |
| CN107596494A (en) * | 2017-10-25 | 2018-01-19 | 王光耀 | The automatic infusion device for changing fluid infusion |
| CN108562949A (en) * | 2018-06-21 | 2018-09-21 | 广州军区广州总医院 | A kind of air bubble automatic checkout system and method |
| CN112107759A (en) * | 2019-06-20 | 2020-12-22 | 深圳迈瑞科技有限公司 | Infusion pump working method, infusion pump, medical equipment and storage medium |
| CN110960747A (en) * | 2019-12-19 | 2020-04-07 | 山东大学齐鲁医院 | High-precision analgesia pump and working method |
| CN110975058A (en) * | 2019-12-19 | 2020-04-10 | 齐鲁理工学院 | Automatically-adjustable analgesia pump and working method |
| CN110960747B (en) * | 2019-12-19 | 2021-08-06 | 山东大学齐鲁医院 | High-precision analgesia pump and working method |
| CN110975058B (en) * | 2019-12-19 | 2021-08-10 | 齐鲁理工学院 | Automatically-adjustable analgesia pump and working method |
| CN110898290B (en) * | 2019-12-31 | 2021-07-30 | 山东大学齐鲁医院 | Multifunctional portable infusion device and working method |
| CN110898290A (en) * | 2019-12-31 | 2020-03-24 | 山东大学齐鲁医院 | Multifunctional portable infusion device and working method |
| CN113750317A (en) * | 2020-06-01 | 2021-12-07 | 比亚迪股份有限公司 | Portable infusion device and therapeutic apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101785887B (en) | 2013-06-26 |
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Address after: MINDRAY No. 1203 518000 light production base in Guangdong province Shenzhen Guangming Street South Yu Tong Road No. 2 building, 5 floor Patentee after: Shenzhen MINDRAY Technology Co., Ltd. Address before: 518057 8 buildings 615 Bagua road two, Shenzhen, Guangdong, Futian District Patentee before: Shengke Medical Instrument Technology Development Co., Ltd., Shenzhen City |