CN201154122Y - Infra-red ray infusion monitoring apparatus - Google Patents
Infra-red ray infusion monitoring apparatus Download PDFInfo
- Publication number
- CN201154122Y CN201154122Y CNU2008200031438U CN200820003143U CN201154122Y CN 201154122 Y CN201154122 Y CN 201154122Y CN U2008200031438 U CNU2008200031438 U CN U2008200031438U CN 200820003143 U CN200820003143 U CN 200820003143U CN 201154122 Y CN201154122 Y CN 201154122Y
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- infrared
- microprocessor
- infusion
- tube
- snap ring
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- 238000001802 infusion Methods 0.000 title claims abstract description 35
- 238000012544 monitoring process Methods 0.000 title claims abstract description 18
- 230000036772 blood pressure Effects 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000005070 sampling Methods 0.000 claims description 8
- 230000003321 amplification Effects 0.000 claims description 4
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 13
- 238000000034 method Methods 0.000 description 13
- 238000013519 translation Methods 0.000 description 5
- 238000013178 mathematical model Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000000474 nursing effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 230000002463 transducing effect Effects 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
An infrared infusion monitoring apparatus is characterized in that a snap ring (3) with an opening is provided, the snap ring is jacketed on the external wall of an infusion burette (1), both sides inside the snap ring are respectively provided with an infrared transmitting tube (D2) and an infrared receiving tube (D1) for receiving the transmitting signals of the infrared transmitting tube, the infrared receiving tube is connected with a sample amplifying circuit, the output end of the sample amplifying circuit is connected with a microprocessor, and the output end of the microprocessor is connected with a display unit and a warning circuit. The infrared infusion monitoring apparatus can automatically monitor the entire infusion condition, display the infusion speed in real time, and send out warning signals when the infusion speed is too quick, too slow or the liquid is dripped over to prompt the medical care personnel to have corresponding operations, thereby having the advantages of simple structure, convenient use and labor conservation.
Description
Technical field
This utility model belongs to a kind of medical apparatus and instruments, is specifically related to a kind of automated watch-keeping facility of the human clinical's of being used for venous transfusion.
Background technology
Common intravenous transfusion device is as the transfusion conventional equipment, usually still need the nursing staff to determine transfusion drip speed by the method for range estimation, when dripping off, liquid to need again to judge by artificial perusal, and in whole infusion process as unsupervised, also other abnormal conditions may appear, cause the clinical treatment accident, and carry out complete monitoring, consume great amount of manpower again.In addition, clinically, some patients are behind some medicinal liquid of input, blood pressure can change, and just needs like this to regulate transfusion speed according to its blood pressure at any time in the process that some patient is infused, to guarantee the safety of therapeutic process, and existing these all need manually-operated, and are time-consuming.
Summary of the invention
The technical problems to be solved in the utility model is to overcome above-mentioned deficiency; provide a kind of and can be automatically infusion process is implemented continuous monitoring, shown transfusion drip speed automatically, and the infrared ray monitoring infusion device of alarm signal takes place to send when unusual or liquid is totally lost in the transfusion situation.
Further purpose of the present utility model provides a kind of function that transfusion speed is monitored, shows, reported to the police that not only has, and the infrared ray monitoring infusion device that can also automatically adjust to transfusion speed.
Further again scheme of the present utility model provides a kind of infrared ray monitoring infusion device that can regulate transfusion speed according to patient's blood pressure situation.
The technical scheme that addresses the above problem is: this utility model is provided with the snap ring (3) of band opening, snap ring is enclosed within on transfusion drip tube (1) outer wall, both sides have infrared transmitting tube (D2) respectively and receive the infrared receiving tube (D1) that infrared transmitting tube transmits in the snap ring, infrared receiving tube is connected with the sampling amplifying circuit, the sampling amplification circuit output end is connected with microprocessor, and output end of microprocessor is connected to display unit and warning circuit.
Further scheme of the present utility model is: described output end of microprocessor is connected with micro-step motor (4), and motor is in transmission connection with the shift fork (8) that can stir infusion regulator (9) adjusting parts.
Further again scheme of the present utility model is: described microprocessor input is connected to the pick off that is used to measure blood pressure.
Using method of the present utility model is: snap ring (3) is enclosed within on transfusion drip tube (1) outer wall, whenever the drop of liquid of dripping, block infrared emission light once, infrared receiving tube (D1) just sends once light/fax sense signal, after amplifying, the sampling amplifying circuit is input to microprocessor, microprocessor shows liquid droping speed on display unit, during the value range in liquid droping speed exceeds microprocessor, set: as too fast, cross slow or when stopping dripping, microprocessor control warning circuit sends alarm signal, and the prompting nursing staff regulates transfusion speed.
During value range that the further scheme of this utility model is set in liquid droping speed exceeds microprocessor, send control signal by microprocessor, control micro-step motor (4) rotates, stir adjusting parts on the infusion regulator (9) by the shift fork (8) that is in transmission connection with micro machine, regulate transfusion speed automatically.
Further again scheme of the present utility model is connected to the pick off that is used to measure blood pressure at the microprocessor input, like this in transfusion, can obtain transfusion person's blood pressure information, microprocessor is according to the mathematical model curve of blood pressure information and employed flow of infusate correspondence, compare with the transfusion speed value that records, send control signal, transfusion speed is controlled by motor and execution unit.
This utility model can whole-process automatic infusion monitoring situation, show transfusion speed in real time, and too fast at transfusion speed, cross slow or liquid sends alarm signal when dripping off, the prompting medical personnel carry out corresponding operating, have advantage simple in structure, easy to use, that save manpower.
The further scheme of this utility model not only has the function that transfusion speed is monitored, shows, reported to the police, and can also automatically adjust to transfusion speed.
The further again scheme of this utility model can be regulated transfusion speed automatically according to the changing condition of patient's blood pressure in infusion process, has feedback accurately, and algorithm is simple, control is timely, can improve the advantage of clinical treatment safety.
Description of drawings
Fig. 1, this utility model frame principle figure
Fig. 2, the structural representation when this utility model embodiment is contained on the drip stand
Fig. 3, snap ring shown in Figure 23 structural representations
Fig. 4, motor shown in Figure 24 and fixed mount 5 structure for amplifying sketch maps
The infrared sample circuit figure of Fig. 5, this utility model embodiment
Fig. 6, this utility model embodiment microcontroller circuit figure
1-transfusion drip tube 2-tube for transfusion 3-snap ring 4-motor 5-fixed mount 6-drip stand 7-screw rod 8-shift fork 9-infusion regulator 10-circuit box D1-infrared receiving tube D2-infrared transmitting tube
Specific embodiments
Referring to Fig. 3, this routine snap ring 3 is opening interlayer snap rings of being made by the epoxy resin board plate, infrared transmitting tube D2 and infrared receiving tube D1 be contained in respectively the snap ring inwall be separated by about 180 the degree recessed positions, make the emitted transverse receiving light path between infrared transmitting tube and the infrared receiving tube pass the snap ring centre, when snap ring is stuck on the transfusion drip tube 1, can intersect like this, respond to the signal that falls of dropping liquid with dropping liquid descent path near the central axis position.
Referring to Fig. 2, slotted collar 3 is stuck on transfusion drip tube 1 outer wall by its elasticity, circuit board is contained in 10 li of circuit box, be electrically connected with infrared component on the snap ring 3 by lead, display unit and warning piece all are contained on the circuit box 5, during use, circuit box 5 is hung on the drip stand 6, circuit box can show transfusion speed in real time, and taking place to send alarm signal when unusual, the prompting medical personnel (circuit box also can with the infrared component wireless connections on the snap ring, monitoring is concentrated in circuit box centre monitoring chamber).
The micro-step motor 4 that this example is connected with output end of microprocessor is contained on the fixed mount 5 that can be connected with drip stand, motor output shaft and screw rod 7 are in transmission connection, be with to threaded engagement shift fork 8 on the screw rod, the tube for transfusion part that infusion regulator 9 is housed is vertically passed fixed mount 5, the step that infusion regulator 9 is fixed on the frame is located up and down, is in transmission connection with shift fork 8 on the screw rod that motor the is connected contact roller with infusion regulator 9.
Usually be contained in a contact roller that can slide along chute all is housed on the infusion regulator 9 on the tube for transfusion, tube for transfusion is clipped between contact roller and the actuator inwall, when contact roller slides, promptly compress or loosen tube for transfusion, control its speed, this example is stirred the contact roller of infusion regulator by the shift fork 8 that is in transmission connection with motor, has realized the automatic adjusting of transfusion speed.
Referring to Fig. 5, Fig. 6, the photosignal outfan of infrared receiving tube D1 is connected on the sampling input amplifier, the sampling amplifying circuit is by audion T1 (9013) current amplification circuit that connects successively, A1 (MAX4162) operational amplifier, A2 (MAX4162) operational amplifier is formed, sampling amplification circuit output end OUT connects microprocessor MSP430F123 input P1.1/TA0 foot, output end of microprocessor TX and RX output to digital display unit by serial ports or pass through the software demonstration of computer, and outfan 10 feet are connected by the warning circuit input that switching tube Q1 and buzzer B1 form with circuit B.The effect of circuit C shown in Figure 6 is to increase the serial port drive ability; Circuit D is a watchdog reset circuit; Circuit E is the single-chip microcomputer clock circuit; Circuit F is an interface circuit; Circuit G is a power-switching circuit.
The pick off that this example is measured blood pressure in microprocessor input being used to of connecting is fight wave sensor and EGC sensor, in transfusion, the data that are used to estimate transfusion person's blood pressure to the microprocessor input, its operation principle is to have adopted by measuring pulse wave conduction speed to measure the method for this noinvasive continuous measurement of blood pressure, this method is the linear relationship that presents according between pulse wave translation time PWTT and the arteriotony BP, for the measured sets up following PWTT and the regression equation between the arteriotony BP by shooting:
BP＝a+b*PWTT ……(A)
Wherein BP is an arteriotony, PWTT is a pulse wave translation time, a and b are regression coefficient undetermined, a, the size of b varies with each individual, but same individuality at short notice, this numerical value is determined, so determined a and b, can utilize the METHOD FOR CONTINUOUS DETERMINATION of pulse wave translation time PWTT (also can utilize pulse wave conduction speed PWTV) to estimate each individual successive arteriotony BP, in 200510071813.0 patent applications, disclose a kind of a shown in the above-mentioned equation (A), the b coefficient carries out the gauged method of individuation, so just can be by the continuous measurement of pulse wave propagate time, the continuous variation that goes out tested individual ambulatory blood pressure with above-mentioned equation estimation.Present embodiment has utilized above-mentioned achievement just, at the PWTT that has determined to set up and by shooting behind the regression equation between the arteriotony BP (A) for the measured, this equation is deposited in the microprocessor, the transducing signal that pulse wave sensor and EGC sensor are measured is input to microprocessor again, calculate the whenever rich pulse wave translation time PWTT value of patient in infusion process, the arteriotony that microprocessor can estimate the measured continuously changes, again according to the mathematical model curve of this pressure value and employed flow of infusate correspondence, compare with the transfusion speed value that records, send control signal, transfusion speed is controlled by motor and execution unit.
In infusion process: microprocessor receives the dropping liquid pulse signal that infrared component is sent, it is counted and calculate time between two pulses, calculate transfusion drip speed, display device shows drips speed, when liquid droping speed is lower than or surpass setting value, promptly send alarm signal;
Carry out the transfusion person of controlling of blood pressure for needs, microprocessor is according to the electrocardiosignal and the pulse wave signal pulse wave translation time PWTT value that calculates transfusion person of input, the aforesaid formula A of reuse estimates its blood pressure data, microprocessor can send control signal according to the variation of pressure value, regulates transfusion drip speed by motor.
Claims (6)
1, infrared ray monitoring infusion device, it is characterized in that: the snap ring (3) that is provided with the band opening, snap ring is enclosed within on transfusion drip tube (1) outer wall, both sides are equipped with infrared transmitting tube (D2) respectively and are received the infrared receiving tube (D1) that infrared transmitting tube transmits in the snap ring, infrared receiving tube is connected with the sampling amplifying circuit, the sampling amplification circuit output end is connected with microprocessor, and output end of microprocessor is connected to display unit and warning circuit.
2, infrared ray monitoring infusion device according to claim 1 is characterized in that: described infrared transmitting tube (D2) and infrared receiving tube (D1) be contained in respectively the snap ring inwall be separated by about 180 the degree recessed positions.
3, infrared ray monitoring infusion device according to claim 1 is characterized in that: described output end of microprocessor is connected with micro-step motor (4), and motor is in transmission connection with the shift fork (8) that can stir infusion regulator (9) adjusting parts.
4, infrared ray monitoring infusion device according to claim 3, it is characterized in that: described micro-step motor (4) is contained on the fixed mount (5) that can be connected with drip stand, motor output shaft and screw rod (7) are in transmission connection, be with to threaded engagement described shift fork (8) on the screw rod, the tube for transfusion part that infusion regulator (9) is housed is vertically passed fixed mount (5), the step that infusion regulator (9) is fixed on the frame is located up and down, and the shift fork on the described screw rod (8) is in transmission connection with contact roller on the infusion regulator (9).
5, according to the described infrared ray monitoring infusion of the arbitrary claim of claim 1-4 device, it is characterized in that: described microprocessor input is connected to the pick off that is used to measure blood pressure.
6, infrared ray monitoring infusion device according to claim 5 is characterized in that: the described pick off of measuring blood pressure in microprocessor input being used to of connecting is fight wave sensor and EGC sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200031438U CN201154122Y (en) | 2008-01-30 | 2008-01-30 | Infra-red ray infusion monitoring apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200031438U CN201154122Y (en) | 2008-01-30 | 2008-01-30 | Infra-red ray infusion monitoring apparatus |
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| CN201154122Y true CN201154122Y (en) | 2008-11-26 |
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| CNU2008200031438U Expired - Fee Related CN201154122Y (en) | 2008-01-30 | 2008-01-30 | Infra-red ray infusion monitoring apparatus |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102284105A (en) * | 2011-07-21 | 2011-12-21 | 上海电机学院 | Infusion alarm device |
| CN102302813A (en) * | 2011-08-26 | 2012-01-04 | 叶克斌 | Intelligent dropper |
| CN103566436A (en) * | 2012-07-23 | 2014-02-12 | 苏州优点优唯医疗科技有限公司 | Method and system for infusion monitoring |
| CN104200588A (en) * | 2014-07-30 | 2014-12-10 | 浙江大学 | An indoor wireless intrusion detection system and method |
| CN104353147A (en) * | 2014-11-20 | 2015-02-18 | 南通市第一人民医院 | Infant safety infusion carriage |
| CN104689420A (en) * | 2015-03-13 | 2015-06-10 | 罗娟 | Dependable ward transfusion dripping-speed monitor |
| US9199036B2 (en) | 2013-02-25 | 2015-12-01 | Shift Labs, Inc. | Device, method, and system for monitoring the delivery of fluids through a drip chamber |
| CN105311710A (en) * | 2015-11-25 | 2016-02-10 | 山东省立医院 | Device for accurately controlling number of drops |
| CN105536100A (en) * | 2015-12-30 | 2016-05-04 | 李玉婷 | WIFI-based simple transfusion monitoring and alarming device and application method thereof |
| CN105536103A (en) * | 2016-02-17 | 2016-05-04 | 黄湘惠 | Induction infusion alarm |
| CN105797245A (en) * | 2016-03-10 | 2016-07-27 | 广东省医疗器械研究所 | Water circulation heating type intelligent venous infusion device |
| CN112791268A (en) * | 2021-02-01 | 2021-05-14 | 深圳市辰辉时计有限公司 | Intelligent control device capable of automatically adjusting dropping speed of infusion tube |
| CN114681711A (en) * | 2022-04-17 | 2022-07-01 | 浙江大学 | Intelligent infusion system for vasoactive drugs |
| US11464905B2 (en) | 2013-02-25 | 2022-10-11 | Shift Labs, Inc. | Monitoring device including an emitter emitting electromagnetic radiation and a detector positioned to receive the radiation to determine one or more rolling average flow rates |
-
2008
- 2008-01-30 CN CNU2008200031438U patent/CN201154122Y/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102284105A (en) * | 2011-07-21 | 2011-12-21 | 上海电机学院 | Infusion alarm device |
| CN102302813A (en) * | 2011-08-26 | 2012-01-04 | 叶克斌 | Intelligent dropper |
| CN102302813B (en) * | 2011-08-26 | 2012-12-26 | 叶克斌 | Intelligent dropper |
| CN103566436A (en) * | 2012-07-23 | 2014-02-12 | 苏州优点优唯医疗科技有限公司 | Method and system for infusion monitoring |
| US9199036B2 (en) | 2013-02-25 | 2015-12-01 | Shift Labs, Inc. | Device, method, and system for monitoring the delivery of fluids through a drip chamber |
| US11464905B2 (en) | 2013-02-25 | 2022-10-11 | Shift Labs, Inc. | Monitoring device including an emitter emitting electromagnetic radiation and a detector positioned to receive the radiation to determine one or more rolling average flow rates |
| CN104200588B (en) * | 2014-07-30 | 2017-08-25 | 浙江大学 | Indoor wireless intrusion detection system and method |
| CN104200588A (en) * | 2014-07-30 | 2014-12-10 | 浙江大学 | An indoor wireless intrusion detection system and method |
| CN104353147A (en) * | 2014-11-20 | 2015-02-18 | 南通市第一人民医院 | Infant safety infusion carriage |
| CN104689420A (en) * | 2015-03-13 | 2015-06-10 | 罗娟 | Dependable ward transfusion dripping-speed monitor |
| CN105311710A (en) * | 2015-11-25 | 2016-02-10 | 山东省立医院 | Device for accurately controlling number of drops |
| CN105311710B (en) * | 2015-11-25 | 2018-07-20 | 山东省立医院 | A kind of device accurately controlling drop drop number |
| CN105536100A (en) * | 2015-12-30 | 2016-05-04 | 李玉婷 | WIFI-based simple transfusion monitoring and alarming device and application method thereof |
| CN105536103A (en) * | 2016-02-17 | 2016-05-04 | 黄湘惠 | Induction infusion alarm |
| CN105797245A (en) * | 2016-03-10 | 2016-07-27 | 广东省医疗器械研究所 | Water circulation heating type intelligent venous infusion device |
| CN112791268A (en) * | 2021-02-01 | 2021-05-14 | 深圳市辰辉时计有限公司 | Intelligent control device capable of automatically adjusting dropping speed of infusion tube |
| CN114681711A (en) * | 2022-04-17 | 2022-07-01 | 浙江大学 | Intelligent infusion system for vasoactive drugs |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: Information Center No. 22, Fuxing Road, Beijing, 3, zip: 100842 Co-patentee after: Yang Fusheng Patentee after: Pu Co-patentee after: Zhou Yubin Co-patentee after: Cheng Qiming Address before: Information Center No. 22, Fuxing Road, Beijing, 3, zip: 100842 Co-patentee before: Yang Fusheng Patentee before: Puwei Co-patentee before: Zhou Yubin Co-patentee before: Cheng Qiming |
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| C56 | Change in the name or address of the patentee |
Owner name: PU WEI Free format text: FORMER NAME: PUWEI |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081126 Termination date: 20120130 |