CN106512145A - Infusion bottle alarming device - Google Patents
Infusion bottle alarming device Download PDFInfo
- Publication number
- CN106512145A CN106512145A CN201611025528.XA CN201611025528A CN106512145A CN 106512145 A CN106512145 A CN 106512145A CN 201611025528 A CN201611025528 A CN 201611025528A CN 106512145 A CN106512145 A CN 106512145A
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- Prior art keywords
- operational amplifier
- warning device
- resistor
- resistance
- output end
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- 238000001802 infusion Methods 0.000 title claims abstract description 40
- 230000008859 change Effects 0.000 claims abstract description 16
- 230000003321 amplification Effects 0.000 claims description 12
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 12
- 239000000725 suspension Substances 0.000 claims description 11
- 239000011888 foil Substances 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 8
- 238000012544 monitoring process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16831—Monitoring, detecting, signalling or eliminating infusion flow anomalies
- A61M5/1684—Monitoring, detecting, signalling or eliminating infusion flow anomalies by detecting the amount of infusate remaining, e.g. signalling end of infusion
- A61M5/16845—Monitoring, detecting, signalling or eliminating infusion flow anomalies by detecting the amount of infusate remaining, e.g. signalling end of infusion by weight
Landscapes
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention relates to an infusion bottle alarming device which comprises a lifting hook. An alarm device body is mounted on the lower portion of the lifting hook, and an infusion device is hung on the lower portion of the alarming device body. The alarming device body comprises a sensor module and an alarming module, and the sensor module is used for sensing the weight change of the infusion device and transmitting a weight signal of the infusion device to the alarming module; the alarming module is used for judging whether the weight of the infusion device is smaller than a threshold value or not, and if the weight of the infusion device is smaller than the threshold value, an alarm is given to remind that infusion is completed. The infusion device is hung on the lower portion of the alarming device body, and the sensor module of the infusion bottle alarming device body monitors the weight change of the infusion device in real time and transmits the weight signal to the alarming module. In the infusion process, the weight of the infusion device is reduced, when the weight of the infusion device is smaller than the threshold value, the alarming module is started to given an alarm to remind that infusion is completed, and the infusion bottle alarming device is safe and convenient to use and high in automation degree.
Description
Technical field
The present invention relates to technical field of medical instruments, and in particular to the transfusion bottle that a kind of timely prompting liquid is totally lost is reported to the police
Device.
Background technology
Infuse in hospital and outpatient service etc. at present, need medical personnel and patient and its family members' observation transfusion progress, shield
Scholar and related personnel remind medical personnel in time according to transfusion condition, terminate transfusion or change infusion bag.Due to adopting people
Work notifies, does not but find infusion-completed, use not safe enough after causing infusion-completed.
The content of the invention
The present invention provides a kind of transfusion bottle warning device, can remind in time after infusion-completed, safe and convenient to use,
High degree of automation, is easy to promote the use of.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：
A kind of transfusion bottle warning device, it is characterised in that including suspension hook, the bottom of the suspension hook is provided with warning dress
Put, the warning device lower suspension infusion device；
The warning device includes
Sensor assembly, for perceiving infusion device weight change, and infusion device weight signal is transmitted to warning mould
Block；
Alarm module, for judging that infusion device weight, whether less than threshold value, is reported to the police if less than threshold value, pointed out
Infusion-completed.
Beneficial effect：Transfusion Times alarm device lower suspension infusion device, the sensor assembly of transfusion bottle warning device
Weight signal is simultaneously transferred to alarm module by the weight change of real-time monitoring infusion device.In infusion process, infusion device weight
Amount reduces, and when infusion device weighs less than threshold value, alarm module starts reports to the police, and points out infusion-completed, safe and convenient to use, from
Dynamicization degree is high.
Further, the sensor assembly includes resistance strain gage R1-R4, and positive source is sequentially connected in series first resistor strain
It is connected with the power cathode after piece R1, zeroing slide resistor RW and second resistance foil gauge R2；The positive source is successively
It is connected with power cathode after series connection 3rd resistor foil gauge R3 and the 4th resistance strain gage R4；The resistance strain gage R1-R4 and
The weight detecting circuit module that zeroing slide rheostat RW is constituted, the weight detecting circuit module output end and the warning device
2 signal amplification circuit module connection.
Using the beneficial effect of further technical scheme：Sensor assembly is the circuit that resistor is constituted, and works as resistance-strain
Piece R1-R4 with infusion device weight change deform upon when, return to zero slide rheostat RW sliding end output voltage occur become
Change, and the voltage signal of change is exported to signal amplification circuit module, the sensor module structure is simple, dependable performance.
Further, the signal amplification circuit module includes the first-the three operational amplifier, first operational amplifier
The input positive terminal of U1 is connected with the sliding end of the zeroing slide rheostat RW, the input positive terminal of the second operational amplifier U2
The first Node connectedness of line between the 3rd resistor device R3 and the 4th resistor R4, the first operational amplifier U1's
The the 7th-the nine resistor R7-R9 is sequentially connected in series between the output end of output end and the second operational amplifier U2, the described 7th is electric
The second node is provided between resistance device R7 and the 8th resistor R8, is arranged between the 8th resistor R8 and the 9th resistor R9
There are the 3rd node, the input negative terminal of the first operational amplifier U1 and second Node connectedness, the 3rd operation amplifier
The input negative terminal of device U3 and the 3rd Node connectedness；The output end of the first operational amplifier U1 is also connected the tenth resistance
It is connected with the input positive terminal of the 3rd operational amplifier U3 after R10, the output end of the second operational amplifier U2 is also connected
It is connected with the input negative terminal of the 3rd operational amplifier U3 after 11st resistance R11；The 3rd operational amplifier U3's is defeated
Enter anode and also connect and be grounded after the 12nd resistance R12；The input negative terminal of the 3rd operational amplifier U3 is also connected the 13rd electric
It is connected with the output end of the 3rd operational amplifier U3 after resistance R13；The output end of the 3rd operational amplifier U3 with it is described
Alarm module connects.
Using the beneficial effect of further technical scheme：First operational amplifier receives zeroing slide rheostat RW sliding ends
The voltage signal of output, the second operational amplifier receive reference voltage signal, and the 3rd operational amplifier is to the slide rheostat that returns to zero
The voltage signal and reference voltage signal of RW sliding ends output is compared and amplifies and export amplification signal, circuit structure letter
It is single.
Further, the alarm module includes comparator U, and the input positive terminal of the comparator U is put with the 3rd computing
The output end connection of big device U3, is connected with positive source after input negative terminal the 14th resistance R14 of series connection of the comparator U, institute
The input negative terminal for stating comparator U is also connected；The output end of the comparator U with raise one's voice
The first power end connection of device B, the power supply are raised with described after being also sequentially connected in series the 16th resistor R16 and light emitting diode D
The second source end connection of sound device B.
Using the beneficial effect of further technical scheme：The input positive terminal of the comparator U of alarm module receives the 3rd computing
The signal of amplifier output, the input negative terminal of comparator U receive threshold reference voltages signal, if transfusion is completed, resistance-strain
Piece R1-R4 is deformed upon, and exports the voltage signal of respective change so that the 3rd operational amplifier U3 exports the voltage of respective change
Signal, when the voltage signal is less than threshold reference voltages signal, loudspeaker B circuit ONs, light emitting diode D light, loudspeaker B
Audible alarm is carried out, light emitting diode D carries out optical flare warning, point out transfusion to complete.
Further, the lower suspension of the warning device has for containing the string bag of infusion device.
Using the beneficial effect of further technical scheme：String bag structure is firm and light.
Further, the warning device is additionally provided with warning circuit shell, the sensor assembly, signal amplification circuit mould
Block and alarm module are all arranged on the warning circuit inside the shell.
Using the beneficial effect of further technical scheme：Arranging warning circuit shell carries out circuit package, using safety, and
Product appearance is attractive in appearance.
Further, the top of the warning circuit shell is installed and is had elastic component, and the deformation of the flexible member drives institute
State the corresponding deformation of resistance strain gage R1-R4.
Using the beneficial effect of further technical scheme：Using flexible member, such as bonding jumper etc., flexible member with plus
The change for being loaded in infusion device quality thereon is deformed upon, and deformation of elastic components drives the deformation of resistance strain gage R1-R4, from
And realize the monitoring of infusion device weight.
Further, the output end of the 3rd operational amplifier U3 is also associated with radio communication device, radio communication device
Communicating for the warning device with nurse station carries out radio alarming.
Using the beneficial effect of further technical scheme：Using wireless device, remote prompts are conveniently realized, using more square
Just.
Figure of description
Fig. 1 is the principle schematic of the present invention；
Fig. 2 is the structural representation of the present invention；
Fig. 3 is the circuit theory diagrams of the warning device of the present invention.
Specific embodiment
Hereinafter the principle and feature of the present invention are described, example is served only for explaining the present invention, is not intended to limit
Determine the scope of the present invention.
As shown in figure 1, a kind of transfusion bottle warning device, including the suspension hook 1 for hanging, the bottom of suspension hook 1 is provided with
Warning device 2, the lower suspension of warning device 2 have for containing the string bag 3 of infusion device 4, the woven hose 5 of infusion device 4 from
Pass in the bottom mesh of the string bag 3.
As shown in Figures 2 and 3, warning device 2 includes sensor assembly, signal amplification circuit module and alarm module, passes
Sensor module, signal amplification circuit module and alarm module are all arranged in warning circuit shell 7, and structure is attractive in appearance.
Sensor assembly, for perceiving infusion device weight change, and infusion device weight signal is transmitted to warning mould
Block；Sensor assembly is specially sensor assembly includes power supply, resistance strain gage R1-R4, and return to zero slide rheostat RW, the electricity
Source positive pole be sequentially connected in series first resistor foil gauge R1, zeroing slide rheostat RW and second resistance foil gauge R2 after with the power supply
Negative pole connects；The positive source is connected with power cathode after being sequentially connected in series 3rd resistor foil gauge R3 and the 4th resistance strain gage R4
Connect；The zeroing sliding end of slide rheostat RW is connected with the signal amplification circuit module of the warning device 2.
Signal amplification circuit module includes the first-the three operational amplifier, and the input of the first operational amplifier U1 is just
End is connected with the sliding end of the zeroing slide rheostat RW, the input positive terminal of the second operational amplifier U2 and the described 3rd
First Node connectedness of line between resistance strain gage R3 and the 4th resistance strain gage R4, the first operational amplifier U1's are defeated
Go out the 7th-the nine resistor R7-R9, the 7th resistance have been sequentially connected in series between end and the output end of the second operational amplifier U2
The second node is provided between device R7 and the 8th resistor R8, is provided between the 8th resistor R8 and the 9th resistor R9
3rd node, the input negative terminal of the first operational amplifier U1 and second Node connectedness, the 3rd operational amplifier
The input negative terminal of U3 and the 3rd Node connectedness；The output end of the first operational amplifier U1 is also connected the tenth resistance R10
It is connected with the input positive terminal of the 3rd operational amplifier U3 afterwards, the output end of the second operational amplifier U2 also connects the tenth
It is connected with the input negative terminal of the 3rd operational amplifier U3 after one resistance R11；The input of the 3rd operational amplifier U3 is just
It is grounded after also the 12nd resistance R12 of series connection of end；The input negative terminal of the 3rd operational amplifier U3 is also connected the 13rd resistance R13
It is connected with the output end of the 3rd operational amplifier U3 afterwards；The output end of the 3rd operational amplifier U3 is connected with alarm module
Connect.
Alarm module, for judging that infusion device weight, whether less than threshold value, is reported to the police if less than threshold value, pointed out
Infusion-completed.Specially alarm module includes comparator U, the input positive terminal of the comparator U and the 3rd operational amplifier
The output end connection of U3, is connected with positive source after input negative terminal the 14th resistance R14 of series connection of the comparator U, the ratio
Input negative terminal compared with device U is also connected；The output end of the comparator U is with loudspeaker B's
First end connects, and the power supply is also sequentially connected in series after the 16th resistor R16 and light emitting diode D the with the loudspeaker B
Two ends connect.
The top elastic elements 6 of warning circuit shell 7, the deformation of flexible member 6 drive resistance strain gage R1-R4's
Deformation, the deformation of resistance strain gage R1-R4 cause the voltage signal change for exporting.The voltage signal of sensor assembly output is by the
One-level and second level amplifying circuit gather and export the voltage signal of exaggerated and noise reduction, and the voltage signal output of amplification is to warning
Module.The input positive terminal of the comparator U of alarm module receives the signal of the 3rd operational amplifier output, and the input of comparator U is born
End receives threshold reference voltages signal, if transfusion is completed, the weight detecting circuit output that four resistance strain gage R1-R4 are constituted
Corresponding voltage signal amplitude, the voltage signal amplitude of the 3rd operational amplifier U3 outputs are less than threshold reference voltages signal width
Degree, loudspeaker B circuit ONs, light emitting diode D light, and loudspeaker B carries out audible alarm, and light emitting diode carries out light flash
Report to the police, point out transfusion to complete.
As optimization：The output end of the 3rd operational amplifier U3 can also connect radio communication device, radio communication device
Communicating for the warning device with nurse station carries out radio alarming, this greatly reduces because the distance of sound transmission and sound
Penetration capacity is poor, and medical personnel can not hear the problem of alarm sound in time after leaving.
Presently preferred embodiments of the present invention is these are only, not to limit the scope of the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (8)
1. a kind of transfusion bottle warning device, it is characterised in that including suspension hook (1), the bottom of the suspension hook (1) is provided with warning
Device (2), the warning device (2) lower suspension infusion device (4)；
The warning device (2) includes
Sensor assembly, for perceiving infusion device weight change, and infusion device weight signal is transmitted to alarm module；
Alarm module, for judging that infusion device weight, whether less than threshold value, is reported to the police if less than threshold value, points out transfusion
Finish.
2. transfusion bottle warning device according to claim 1, it is characterised in that the sensor assembly includes that resistance should
Become piece (R1, R2, R3, R4), positive source is sequentially connected in series first resistor foil gauge (R1), zeroing slide resistor (RW) and second
It is connected with the power cathode after resistance strain gage (R2)；The positive source is sequentially connected in series 3rd resistor foil gauge (R3) and
Four resistance strain gages (R4) are connected with power cathode afterwards；The resistance strain gage (R1, R2, R3, R4) and zeroing slide rheostat
(RW) the weight detecting circuit module for constituting, the signal of the weight detecting circuit module output end and the warning device (2) are put
Big circuit module connection.
3. transfusion bottle warning device according to claim 2, it is characterised in that the signal amplification circuit module includes
First-the three operational amplifier, the input positive terminal of first operational amplifier (U1) and zeroing slide rheostat (RW)
Sliding end connection, the input positive terminal of second operational amplifier (U2) and the 3rd resistor device (R3) and the 4th resistor
(R4) the first Node connectedness of line between, the output end and the second operational amplifier (U2) of first operational amplifier (U1)
Output end between be sequentially connected in series the 7th-the nine resistor (R7-R9), the 7th resistor (R7) and the 8th resistor
(R8) the second node is provided between, between the 8th resistor (R8) and the 9th resistor (R9), the 3rd node is provided with,
The input negative terminal of first operational amplifier (U1) and second Node connectedness, the 3rd operational amplifier (U3) it is defeated
Enter negative terminal with the 3rd Node connectedness；The output end of first operational amplifier (U1) is also connected after the tenth resistance (R10)
It is connected with the input positive terminal of the 3rd operational amplifier (U3), the output end of second operational amplifier (U2) also connects
It is connected with the input negative terminal of the 3rd operational amplifier (U3) after 11 resistance (R11)；3rd operational amplifier (U3)
Input positive terminal the 12nd resistance (R12) of also connecting be grounded afterwards；The input negative terminal of the 3rd operational amplifier (U3) is also connected
It is connected with the output end of the 3rd operational amplifier (U3) after 13rd resistance (R13)；3rd operational amplifier (U3)
Output end be connected with the alarm module.
4. transfusion bottle warning device according to claim 3, it is characterised in that the alarm module includes comparator
(U), the input positive terminal of the comparator (U) is connected with the output end of the 3rd operational amplifier (U3), the comparator (U)
Input negative terminal the 14th resistance (R14) of connecting be connected with positive source afterwards, the input negative terminal of the comparator (U) also connects the
15 resistance (R15) are connected with ground wire afterwards；The output end of the comparator (U) is connected with the first power end of loudspeaker (B), institute
State power supply and be also sequentially connected in series after the 16th resistor (R16) and light emitting diode (D) the second source end with the loudspeaker (B)
Connection.
5. transfusion bottle warning device according to claim 1, it is characterised in that the bottom of the warning device (2) hangs
Hang with for containing the string bag (3) of infusion device.
6. the transfusion bottle warning device according to Claims 2 or 3, it is characterised in that the warning device (2) also sets up
There are warning circuit shell (7), the sensor assembly, signal amplification circuit module and alarm module to be all arranged on the electricity of reporting to the police
In road shell (7).
7. transfusion bottle warning device according to claim 6, it is characterised in that the warning circuit shell (7) it is upper
Portion installs to have elastic component (6), and the deformation of the flexible member (6) drives the shape of the resistance strain gage (R1, R2, R3, R4)
Become, the resistance change of resistance strain gage (R1, R2, R3, R4), the deformation is converted into the change output of voltage signal.
8. transfusion bottle warning device according to claim 4, it is characterised in that the 3rd operational amplifier (U3)
Output end is also associated with radio communication device, and radio communication device communicates for the warning device with nurse station and carries out without report from a liner
It is alert.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611025528.XA CN106512145A (en) | 2016-11-14 | 2016-11-14 | Infusion bottle alarming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611025528.XA CN106512145A (en) | 2016-11-14 | 2016-11-14 | Infusion bottle alarming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106512145A true CN106512145A (en) | 2017-03-22 |
Family
ID=58353142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611025528.XA Pending CN106512145A (en) | 2016-11-14 | 2016-11-14 | Infusion bottle alarming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106512145A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109045410A (en) * | 2018-10-18 | 2018-12-21 | 大连民族大学 | The system of continuous automatic replacement infusion bottle |
| CN109157712A (en) * | 2018-10-18 | 2019-01-08 | 大连民族大学 | Infusion dressing change method |
| CN114470401A (en) * | 2022-02-24 | 2022-05-13 | 中日友好医院(中日友好临床医学研究所) | Infusion set for clinical care convenient to guardianship |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109045410A (en) * | 2018-10-18 | 2018-12-21 | 大连民族大学 | The system of continuous automatic replacement infusion bottle |
| CN109157712A (en) * | 2018-10-18 | 2019-01-08 | 大连民族大学 | Infusion dressing change method |
| CN114470401A (en) * | 2022-02-24 | 2022-05-13 | 中日友好医院(中日友好临床医学研究所) | Infusion set for clinical care convenient to guardianship |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170322 |
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