CN102974003A - Improved transfusion alarm and use method thereof - Google Patents
Improved transfusion alarm and use method thereof Download PDFInfo
- Publication number
- CN102974003A CN102974003A CN2012105280955A CN201210528095A CN102974003A CN 102974003 A CN102974003 A CN 102974003A CN 2012105280955 A CN2012105280955 A CN 2012105280955A CN 201210528095 A CN201210528095 A CN 201210528095A CN 102974003 A CN102974003 A CN 102974003A
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- light
- circuit
- chip microcomputer
- liquid level
- 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.)
- Pending
Links
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention relates to an improved transfusion alarm and a use method thereof. The transfusion alarm comprises a liquid level detection device and an alarming device, wherein the liquid level detection device comprises a puncture needle body, a prism, a first optical fiber, a second optical fiber and an optical fiber connecting head; and the alarming device comprises an optical fiber connecting seat, a light emitting diode, a photosensitive diode, a signal amplification circuit, a reference voltage circuit, a comparison circuit, a singlechip microcomputer, a sound-light alarm circuit, an electronic switch, a peripheral circuit and the like. The improved transfusion alarm is simple in structure, safe and reliable, low in manufacturing cost and convenient to use, and is suitable for mass production and large-scale use, and the working amount of nurses is not increased; a photoelectrical principle is used to detect the liquid level; the optical fibers are utilized to transmit signals to the alarming device; the transfusion alarm is high in alarming accuracy, and is not influenced by the factors such as medicine liquid containers and the liquid level detection device; and electrolytic reaction cannot be generated on the medicine liquid. With the adoption of the transfusion alarm, the liquid level detection device is separated from the alarming device; and the liquid level detection device is extremely low in cost and is disposable, so that safety is ensured; and the alarming device can be used repeatedly, and has the characteristics of energy conservation, environment friendliness and the like.
Description
Technical field
The present invention relates to a kind of medical infusion auxiliary warning device, particularly a kind of improved infusion alarm and using method thereof.
Background technology
The autoalarm of medical transfusion has multiple principle, such as weighing principle, electrode principle, float principle, capacitance principle, vibration principle, photovoltaic principals etc.The relatively poor complex structure of weighing principle precision wherein, the electrode principle may produce reaction to medicinal liquid, and capacitance principle and vibration principle cost are higher, and the factors such as float theory structure complexity are not used in hospital so far on a large scale.Want so that infusion alarm is simple in structure, cost is low, low in energy consumption, reliable and stable, do not pollute medicinal liquid, be fit to various medicinal liquids, really make things convenient for hospital and patient to use, must continue to improve.I have proposed the infusion alarm based on optical fiber first in " a kind of infusion alarm and the using method thereof " of in November, 2011 application, solved above problem, but light emitting diode and light sensitive diode are encapsulated in the liquid level sensor, there is the low not problem of use cost, also has the space that further reduces; The nurse needs the actions of inserting 2 times more when using, and once puncture needle is inserted infusion bottle, once liquid level sensor is inserted in the alarm, has increased nurse's workload, needs further to be improved; Because the weak output signal of light sensitive diode, insufficient sensitivity needs to be optimized.
Summary of the invention
Purpose of the present invention is exactly the weak point in the background technology, and a kind of improved optical fiber infusion alarm and using method thereof are provided.
For achieving the above object, the present invention adopts following technical scheme: a kind of improved optical fiber infusion alarm comprises liquid level sensor and alarm device.Described liquid level sensor comprises the puncture needle body, prism, the first optical fiber, the second optical fiber, fiber connector, described puncture needle body comprises syringe needle, the needle stand that is connected with syringe needle, the syringe needle upper end is provided with the liquid communication mouth near the needle point place, the first optical fiber and the second optical fiber axially are encapsulated in respectively in the syringe needle between liquid communication mouth and the needle stand, be provided with in the liquid communication mouth and can cover the first optical fiber, the prism of the second optical fiber upper end port, the first optical fiber passes respectively needle stand with the second optical fiber and links to each other with fiber connector, fiber connector is tightly placed in respectively on the first optical fiber and the second optical fiber, and the end port of the first optical fiber and the second optical fiber is concordant with the fiber connector port.
Described alarm device comprises optical fiber Connection Block, light emitting diode, light sensitive diode, signal amplification circuit, reference voltage circuit, comparison circuit, single-chip microcomputer, sound light alarming circuit, power supply and peripheral circuit etc.Optical fiber Connection Block one side covers on light emitting diode and the light sensitive diode, and the light path between light emitting diode and the light sensitive diode is separated, and an other side and fiber connector are pegged graft and meshed; Light emitting diode is connected with single-chip microcomputer; Light sensitive diode is connected with input amplifier, and an input of comparison circuit is connected outfan and is connected with amplifying circuit, and another input is connected with reference voltage circuit, and outfan is connected with single-chip microcomputer; Sound light alarming circuit is connected with single-chip microcomputer.
Connect by optical fiber connecting terminal between described liquid level sensor and the alarm device, described optical fiber connecting terminal comprises fiber connector and optical fiber Connection Block, between fiber connector and the optical fiber Connection Block by the engagement of pegging graft.
For a kind of optimization of the present invention, described alarm device also comprises electrical switch.The electrical switch input is connected with single-chip microcomputer, and outfan is connected with the head of a bed and is connected with nurse station after the call button parallel connection.
For a kind of optimization of the present invention, described alarm device comprises that also location recognition number arranges circuit, radio transmitter, wireless receiving circuit etc.Wherein location recognition number arranges circuit and is connected with single-chip microcomputer, and radio transmitter is connected with single-chip microcomputer, and wireless receiving circuit is connected with nurse station.
For a kind of optimization of the present invention, described alarm device also comprises electronic valve.The electric end of electronic valve is connected with single-chip microcomputer, and the pipeline end is connected with the air input pipe.
For a kind of optimization of the present invention, described liquid level sensor also comprises the air input pipe.The first optical fiber, the second optical fiber and air input pipe axially are encapsulated in respectively in the syringe needle between liquid communication mouth and the needle stand.
For a kind of optimization of the present invention, described liquid level sensor also comprises air input pipe, medicinal liquid outlet tube.The first optical fiber, the second optical fiber, air input pipe, medicinal liquid outlet tube axially are encapsulated in respectively in the syringe needle between liquid communication mouth and the needle stand, its Air input pipe, medicinal liquid outlet tube lay respectively at the both sides of the first optical fiber, the second optical fiber, and fill with medical material in middle space.
A kind of using method of improved infusion alarm, comprise the medical liquid container that is provided with bottle stopper, this medical liquid container is the bottle stopper end and arranges down, it is characterized in that: the needle section lease making bottle stopper of the needle body that will puncture inserts in the medical liquid container, make the liquid communication mouth of syringe needle be positioned at medical liquid container, fiber connector is inserted in the optical fiber Connection Block, then alarm for opening; The Single-chip Controlling light emitting diode is emitted light, light is by entering the first optical fiber in the optical fiber interface terminal, light arrives the prism place by the first optical fiber, when syringe needle inserts medicinal liquid, prism is covered by medicinal liquid, light reflects at the contact surface of prism and medicinal liquid, and the light major part enters medicinal liquid, and a small amount of light enters the second optical fiber and enters light sensitive diode by optical fiber connecting terminal; The reference voltage signal that the output signal of light sensitive diode provides with reference voltage circuit in comparison circuit after amplifying through amplifying circuit first again compares, and at last result is relatively inputted single-chip microcomputer, is judged by single-chip microcomputer; When only having a small amount of light to enter light sensitive diode, single-chip microcomputer be judged as normal operation; Along with the carrying out of transfusion, the medicinal liquid liquid level progressively descends, and finally is lower than prism, covered by air around the prism, emission in light produces entirely in prism, most of light enters the second optical fiber and arrives light sensitive diode by optic fibre connector, and the judged result of single-chip microcomputer is for sending warning at this moment; When judged result was reported to the police for sending, alarm signal was sent in the buzzer in the Single-chip Controlling sound light alarming circuit, light emitting diode work.
The present invention compares with background technology, and light emitting diode and light sensitive diode are moved on in the reusable alarm device, and it is nonrecoverable only having puncture needle and optical fiber, has further reduced cost; With liquid level sensor and air input pipe, even the medicinal liquid outlet tube is packaged together, and not only further reduced cost, also reduced simultaneously the number of times of nurse's plug, further reduced nurse's workload; Increase amplifying circuit and comparison circuit, further improved sensitivity and reliability.So the present invention reduces workload reducing cost, improves on sensitivity and the reliability, and the effect that is highly profitable is arranged.
Description of drawings
Fig. 1 is the basic structure sketch map of infusion alarm.
Fig. 2 is the structural representation of the infusion alarm of having electronic switch.
Fig. 3 is the structural representation with the wireless alarming for transfusion of location recognition number.
Fig. 4 is the structural representation during with air input pipe and electronic valve in the liquid level sensor.
Fig. 5 is with the longitudinal sectional drawing of air input pipe and medicinal liquid outlet tube in the liquid level sensor.
Fig. 6 and Fig. 7 are with the transverse cross-sectional view of air input pipe and medicinal liquid outlet tube in the liquid level sensor.
The specific embodiment
Embodiment 1: with reference to Fig. 1.Improved infusion alarm and using method thereof comprise liquid level sensor and alarm device, connect by optical fiber connecting terminal between liquid level sensor and the alarm device.Described optical fiber connecting terminal 8 comprises fiber connector 8-a and optical fiber Connection Block 8-b.Described liquid level sensor comprises the puncture needle body, prism 5, the first optical fiber 3, the second optical fiber 4, described puncture needle body comprises syringe needle 1, the needle stand 2 that is connected with syringe needle 1, syringe needle 1 upper end is provided with liquid communication mouth 1a near the needle point place, the first optical fiber 3 and the second optical fiber 4 axially are encapsulated in respectively in the syringe needle 1 between liquid communication mouth 1a and the needle stand 2, be provided with in the liquid communication mouth 1a and can cover the first optical fiber 3, the prism 5 of the second optical fiber 4 upper end ports, the first optical fiber 3 passes respectively needle stand 2 with the second optical fiber 4 and links to each other with fiber connector 8-a, fiber connector 8-a closely is socketed in respectively on the first optical fiber 3 and the second optical fiber 4, and the end port of the first optical fiber 3 and the second optical fiber 4 is concordant with fiber connector 8-a port.
Embodiment 2: with reference to Fig. 1.Described alarm device comprises optical fiber Connection Block 8-b, light emitting diode 9, light sensitive diode 10, amplifying circuit 11, reference circuits 12, comparison circuit 13, single-chip microcomputer 14, sound light alarming circuit 15, power supply 16, peripheral circuit 17 etc.Optical fiber Connection Block 8-b one side covers on light emitting diode 9 and the light sensitive diode 10, and the light path between light emitting diode 9 and the light sensitive diode 10 is kept apart, and an other side and fiber connector 8-a peg graft and mesh; Light emitting diode 9 is connected connection with single-chip microcomputer; Light sensitive diode 10 is connected input and is connected with amplifying circuit, the outfan that an input of comparison circuit 13 is connected with amplifying circuit connects, and another input is connected connection with reference voltage circuit, and outfan is connected connection with single-chip microcomputer; Sound light alarming circuit 15 is connected connection with single-chip microcomputer.
Embodiment 3: with reference to figure 1～4.Connect by optical fiber connecting terminal 8 between described liquid level sensor and the alarm device, described optical fiber connecting terminal 8 comprises fiber connector 8-a and optical fiber Connection Block 8-b, between fiber connector 8-a and the optical fiber Connection Block 8-b by the engagement of pegging graft.
Embodiment 4: with reference to Fig. 2.Described alarm device also comprises electrical switch 18.Electrical switch 18 inputs are connected connection with single-chip microcomputer, outfan is connected call button 19 and is connected connections after in parallel with nurse station with the head of a bed.
Embodiment 5: with reference to Fig. 3.Described alarm device comprises that also location recognition number arranges circuit 21, radio transmitter 22, wireless receiving circuit 23 etc.Wherein location recognition number arranges circuit 21 and is connected connection with single-chip microcomputer, and radio transmitter 21 is connected connection with single-chip microcomputer, and wireless receiving circuit 22 is connected connection with nurse station.
Embodiment 6: with reference to Fig. 4.Described alarm device also comprises electronic valve 24.The electric end of electronic valve 24 is connected connection with single-chip microcomputer, the pipeline end is connected connection with the air input pipe, and air input pipe end is air filter 25.
Embodiment 7: with reference to Fig. 4.Described liquid level sensor also comprises air input pipe 6.The first optical fiber 3, the second optical fiber 4 and air input pipe 6 axially are encapsulated in respectively in the syringe needle 1 between liquid communication mouth 1a and the needle stand 2.
Embodiment 8: with reference to Fig. 5～7.Described liquid level sensor also comprises air input pipe 6, medicinal liquid outlet tube 7.The first optical fiber 3, the second optical fiber 4, air input pipe 6, medicinal liquid outlet tube 7 axially are encapsulated in respectively in the syringe needle 1 between liquid communication mouth 1a and the needle stand 2, its Air input pipe 6, medicinal liquid outlet tube 7 lay respectively at the both sides of the first optical fiber 3, the second optical fiber 4, and fill with medical material in middle space.
Embodiment 9: with reference to Fig. 1.A kind of using method of improved infusion alarm, comprise the medical liquid container that is provided with bottle stopper, this medical liquid container is the bottle stopper end and arranges down, it is characterized in that: the needle section lease making bottle stopper of the needle body that will puncture inserts in the medical liquid container, make the liquid communication mouth of syringe needle be positioned at medical liquid container, fiber connector is inserted in the optical fiber Connection Block, then alarm for opening; Single-chip microcomputer 14 control light emitting diodes 9 emit beam, light enters the first optical fiber 3 by optical fiber interface terminal 8, light arrives prism 5 places by the first optical fiber 3, when syringe needle inserts medicinal liquid, prism 5 is covered by medicinal liquid, light reflects at the contact surface of prism 5 and medicinal liquid, and the light major part enters medicinal liquid, and a small amount of light enters the second optical fiber 4 and enters light sensitive diode 10 by optical fiber connecting terminal 8; The reference voltage signal that the output signal of light sensitive diode 10 provides with reference voltage circuit 12 in comparison circuit 13 after amplifying through amplifying circuit 11 first again compares, and at last result is relatively inputted single-chip microcomputer 14, is judged by single-chip microcomputer 14; When only having a small amount of light to enter light sensitive diode 10, single-chip microcomputer 14 be judged as normal operation; Carrying out along with transfusion, the medicinal liquid liquid level progressively descends, finally be lower than prism 5, covered by air around the prism 5, light is emission in prism 5 interior generations are complete, most of light enters the second optical fiber 4 and arrives light sensitive diode 10 by optic fibre connector 8, and the judged result of single-chip microcomputer 14 is for sending warning at this moment; When judged result was reported to the police for sending, alarm signal was sent in buzzer, light emitting diode work in the single-chip microcomputer 14 guide sound optical alarm circuits 15.
Embodiment 10: with reference to Fig. 2, embodiment 9.When single-chip microcomputer 14 sends alarm signal, send signal also for electrical switch 18, electrical switch 18 is connected with head of a bed call button and is connected connection after in parallel with nurse station, and nurse station 20 receives the report for police service behind the signal and to notify the nurse to go to send the position of alarm signal to process by calling system.
Embodiment 11: with reference to Fig. 3, embodiment 9.When single-chip microcomputer 14 sends alarm signal, read the position circuit 21 signals are set, and launch by radio transmitter 22, wireless receiving circuit 23 links to each other with nurse station 20, and nurse station 20 receives the report for police service and notifies the nurse to go to behind the signal to send the position of alarm signal to process.
Embodiment 12: with reference to Fig. 4, embodiment 9.When single-chip microcomputer 14 sends alarm signal, reduce the flow velocity of air input pipe 6 by control electronic valve 24, thereby reduce the speed of medicinal liquid outlet tube transfusion.
Some specific embodiment described herein only are to the explanation for example of the present invention's spirit.Person skilled can do various modifications, replenishes or adopt similar mode to substitute to the specific embodiment described herein, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Claims (9)
1. an improved infusion alarm comprises liquid level sensor and alarm device.It is characterized in that: described liquid level sensor comprises the puncture needle body, prism, the first optical fiber, the second optical fiber, fiber connector, described puncture needle body comprises syringe needle, the needle stand that is connected with syringe needle, the syringe needle upper end is provided with the liquid communication mouth near the needle point place, the first optical fiber and the second optical fiber axially are encapsulated in respectively in the syringe needle between liquid communication mouth and the needle stand, be provided with in the liquid communication mouth and can cover the first optical fiber, the prism of the second optical fiber upper end port, the first optical fiber passes respectively needle stand with the second optical fiber and links to each other with fiber connector, fiber connector is tightly placed in respectively on the first optical fiber and the second optical fiber, and the end port of the first optical fiber and the second optical fiber is concordant with the fiber connector port.
2. infusion alarm according to claim 1, it is characterized in that: described alarm device comprises optical fiber Connection Block, light emitting diode, light sensitive diode, signal amplification circuit, reference voltage circuit, comparison circuit, single-chip microcomputer, sound light alarming circuit, power supply and peripheral circuit etc.Optical fiber Connection Block one side covers on light emitting diode and the light sensitive diode, and the light path between light emitting diode and the light sensitive diode is separated, and an other side and fiber connector are pegged graft and meshed; Light emitting diode is connected with single-chip microcomputer; Light sensitive diode is connected with input amplifier, and an input of comparison circuit is connected outfan and is connected with amplifying circuit, and another input is connected with reference voltage circuit, and outfan is connected with single-chip microcomputer; Sound light alarming circuit is connected with single-chip microcomputer.
3. infusion alarm according to claim 1, it is characterized in that: connect by optical fiber connecting terminal between described liquid level sensor and the alarm device, described optical fiber connecting terminal comprises fiber connector and optical fiber Connection Block, meshes by pegging graft between fiber connector and the optical fiber Connection Block.
4. infusion alarm according to claim 2, it is characterized in that: described alarm device also comprises electrical switch.The electrical switch input is connected with single-chip microcomputer, and outfan is connected with the head of a bed and is connected with nurse station after the call button parallel connection.
5. infusion alarm according to claim 2 is characterized in that: described alarm device comprises that also location recognition number arranges circuit, radio transmitter, wireless receiving circuit etc.Wherein location recognition number arranges circuit and is connected with single-chip microcomputer, and radio transmitter is connected with single-chip microcomputer, and wireless receiving circuit is connected with nurse station.
6. infusion alarm according to claim 2, described alarm device also comprises electronic valve.The electric end of electronic valve is connected with single-chip microcomputer, and the pipeline end is connected with the air input pipe.
7. infusion alarm according to claim 1, it is characterized in that: described liquid level sensor also comprises the air input pipe.The first optical fiber, the second optical fiber and air input pipe axially are encapsulated in respectively in the syringe needle between liquid communication mouth and the needle stand.
8. infusion alarm according to claim 1, it is characterized in that: described liquid level sensor also comprises air input pipe, medicinal liquid outlet tube.The first optical fiber, the second optical fiber, air input pipe, medicinal liquid outlet tube axially are encapsulated in respectively in the syringe needle between liquid communication mouth and the needle stand, its Air input pipe, medicinal liquid outlet tube lay respectively at the both sides of the first optical fiber, the second optical fiber, and fill with medical material in middle space.
9. the using method of an improved infusion alarm claimed in claim 1, comprise the medical liquid container that is provided with bottle stopper, this medical liquid container is the bottle stopper end and arranges down, it is characterized in that: the needle section lease making bottle stopper of the needle body that will puncture inserts in the medical liquid container, make the liquid communication mouth of syringe needle be positioned at medical liquid container, and fiber connector inserted in the optical fiber Connection Block alarm for opening then; The Single-chip Controlling light emitting diode emits beam, light enters the first optical fiber by the optical fiber interface terminal, light arrives the prism place by the first optical fiber, when syringe needle inserts medicinal liquid, prism is covered by medicinal liquid, light reflects at the contact surface of prism and medicinal liquid, and the light major part enters medicinal liquid, and a small amount of light enters the second optical fiber and enters light sensitive diode by optical fiber connecting terminal; The reference voltage signal that the output signal of light sensitive diode provides with reference voltage circuit in comparison circuit after amplifying through amplifying circuit first again compares, and at last result is relatively inputted single-chip microcomputer, is judged by single-chip microcomputer; When only having a small amount of light to enter light sensitive diode, single-chip microcomputer be judged as normal operation; Along with the carrying out of transfusion, the medicinal liquid liquid level progressively descends, and finally is lower than prism, covered by air around the prism, emission in light produces entirely in prism, most of light enter the second optical fiber and arrive light sensitive diode by optic fibre connector, and the judged result of single-chip microcomputer is for sending warning at this moment; When judged result was reported to the police for sending, alarm signal was sent in the buzzer in the Single-chip Controlling sound light alarming circuit, light emitting diode work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105280955A CN102974003A (en) | 2012-12-06 | 2012-12-06 | Improved transfusion alarm and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105280955A CN102974003A (en) | 2012-12-06 | 2012-12-06 | Improved transfusion alarm and use method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102974003A true CN102974003A (en) | 2013-03-20 |
Family
ID=47848530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012105280955A Pending CN102974003A (en) | 2012-12-06 | 2012-12-06 | Improved transfusion alarm and use method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102974003A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107715233A (en) * | 2017-11-07 | 2018-02-23 | 韩佳玲 | A kind of photoelectricity double-sensing disposable infusion syringe needle and its monitoring system |
| CN113476694A (en) * | 2021-07-05 | 2021-10-08 | 重庆医科大学 | Infusion alarm capable of being clamped and stopped based on optical fiber Fabry-Perot detection principle |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002191692A (en) * | 2000-12-25 | 2002-07-09 | Tatsuhiko Matsuura | Drip infusion monitoring device and drip infusion monitoring control device equipped with the same |
| CN102500012A (en) * | 2011-11-14 | 2012-06-20 | 包云芸 | Transfusion alarm and use method thereof |
| CN202314705U (en) * | 2011-11-14 | 2012-07-11 | 包云芸 | Transfusion alarm |
| CN203043157U (en) * | 2012-12-06 | 2013-07-10 | 包云芸 | Improved infusion alarm |
-
2012
- 2012-12-06 CN CN2012105280955A patent/CN102974003A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002191692A (en) * | 2000-12-25 | 2002-07-09 | Tatsuhiko Matsuura | Drip infusion monitoring device and drip infusion monitoring control device equipped with the same |
| CN102500012A (en) * | 2011-11-14 | 2012-06-20 | 包云芸 | Transfusion alarm and use method thereof |
| CN202314705U (en) * | 2011-11-14 | 2012-07-11 | 包云芸 | Transfusion alarm |
| CN203043157U (en) * | 2012-12-06 | 2013-07-10 | 包云芸 | Improved infusion alarm |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107715233A (en) * | 2017-11-07 | 2018-02-23 | 韩佳玲 | A kind of photoelectricity double-sensing disposable infusion syringe needle and its monitoring system |
| CN107715233B (en) * | 2017-11-07 | 2020-09-22 | 韩佳玲 | Photoelectric double-sensing disposable infusion needle and monitoring system thereof |
| CN113476694A (en) * | 2021-07-05 | 2021-10-08 | 重庆医科大学 | Infusion alarm capable of being clamped and stopped based on optical fiber Fabry-Perot detection principle |
| CN113476694B (en) * | 2021-07-05 | 2022-09-06 | 重庆医科大学 | Infusion alarm capable of being clamped and stopped based on optical fiber Fabry-Perot detection principle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202289094U (en) | Transfusion alarm | |
| CN101745155B (en) | Micro motor infusion pump | |
| CN204395016U (en) | A kind of intelligence based on Internet of Things is taken medicine system flexibly | |
| CN107281591A (en) | A kind of infusion alarm | |
| CN102500012B (en) | Transfusion alarm and use method thereof | |
| CN102974003A (en) | Improved transfusion alarm and use method thereof | |
| CN204766853U (en) | Infusion monitoring alarm device | |
| CN202314705U (en) | Transfusion alarm | |
| CN200998469Y (en) | Calling device-accessory for transfusion | |
| CN203043157U (en) | Improved infusion alarm | |
| CN202078593U (en) | Automatic infusion alarm device | |
| CN103908709B (en) | A kind of nursing warning device | |
| CN201759945U (en) | Luminous flux difference infusion alarm | |
| CN213131272U (en) | Portable transfusion nursing device | |
| CN205460204U (en) | Transfusion automatic alarm device | |
| CN213724117U (en) | Intelligent transfusion monitoring system | |
| CN102764465B (en) | Medical automatic transfusion monitoring and warning system | |
| CN202666176U (en) | Negative pressure wound drainage equipment and liquid collection device thereof | |
| CN107715233A (en) | A kind of photoelectricity double-sensing disposable infusion syringe needle and its monitoring system | |
| CN202366248U (en) | Infusion alarm device | |
| CN201088745Y (en) | Transfusion finished automatic alarm device | |
| CN201643154U (en) | Infrared synchronous intravenous drip warning device | |
| CN201324402Y (en) | Pipeline blood monitoring device | |
| CN220938706U (en) | Injection conveying system | |
| CN201366154Y (en) | Transfusion alarm |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130320 |
|
| WD01 | Invention patent application deemed withdrawn after publication |