CN109045408A - A kind of pressure sensor device for automatic alarm for infusion - Google Patents
A kind of pressure sensor device for automatic alarm for infusion Download PDFInfo
- Publication number
- CN109045408A CN109045408A CN201811131195.8A CN201811131195A CN109045408A CN 109045408 A CN109045408 A CN 109045408A CN 201811131195 A CN201811131195 A CN 201811131195A CN 109045408 A CN109045408 A CN 109045408A
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- Prior art keywords
- pressure sensor
- syringe needle
- medical
- perfusion tube
- infusion
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Links
- 238000001802 infusion Methods 0.000 title claims abstract description 66
- 230000010412 perfusion Effects 0.000 claims abstract description 52
- 239000012530 fluid Substances 0.000 claims abstract description 32
- 239000007788 liquid Substances 0.000 claims abstract description 30
- 210000002966 serum Anatomy 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 15
- 230000007423 decrease Effects 0.000 claims abstract description 7
- 230000005484 gravity Effects 0.000 claims abstract description 7
- 230000003068 static effect Effects 0.000 claims abstract description 7
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims abstract description 3
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 description 18
- 238000001990 intravenous administration Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 208000033748 Device issues Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000003978 infusion fluid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 238000012546 transfer 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
-
- 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
- A61M5/1414—Hanging-up devices
- A61M5/1415—Stands, brackets or the like for supporting infusion accessories
-
- 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
- A61M5/1414—Hanging-up devices
- A61M5/1417—Holders or handles for hanging up infusion containers
-
- 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
- A61M5/162—Needle sets, i.e. connections by puncture between reservoir and tube ; Connections between reservoir and tube
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/18—General characteristics of the apparatus with alarm
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3331—Pressure; Flow
Abstract
A kind of pressure sensor device for automatic alarm for infusion, collectively forms automatic alarm for transfusion with control device and phonetic alarm device；Pressure sensor device is made of setting syringe needle, perfusion tube, medical pressure sensor and tilting exhaust syringe needle, it erects syringe needle and is inserted into transfusion bottle serum cap, perfusion tube top is connect with syringe needle is erect, and perfusion tube lower part is connect with medical pressure sensor, and medical pressure sensor is connected with control device；In infusion process, liquid is by erectting syringe needle, perfusion tube formation fluid column to medical pressure sensor generation static pressure in transfusion bottle, information of the pressure sensor to control device transmission pressure change, when medical fluid gradually decreases, when the gravity of liquid is less than alarm pressure preset in control device in transfusion bottle, control device controls phonetic alarm device and issues alarm voice.
Description
Technical field
The present invention relates to a kind of pressure sensor devices for automatic alarm for infusion, relate in particular to a kind of for medical treatment
The pressure sensor device of automatic alarm for infusion on transfusion bottle, it is a kind of do not change existing infusion device structure for being infused automatic report
Alert pressure sensor device.
Background technique
The people for going to hospital to beat transfusion bottle both knows about, and obtains in infusion process and constantly pays close attention to infusion process, and concern medical fluid is
It drips off, it, therefore, can be with if there is a kind of automatic alarm for transfusion to prevent transfusion bottle herb liquid is finished and malpractice occurs
Patient and medical worker are reminded in time, first is that can make patient that can put your heart at rest in infusion process, it is not necessary to constantly pay close attention to,
It can be to avoid the generation of malpractice.
Have some relevant document reports by domestic Searches of Patent Literature discovery, it is related to the present invention mainly have it is following
It is some:
1, a kind of Patent No. CN201810065250.1, the patent of invention of entitled " intravenous transfusion device warning device ", is related to
A kind of intravenous transfusion device warning device, including optical transmitter module, optical receiver module, control module, alarm module, optical transmitter module
For issuing optical signal, after intravenous transfusion device, it is transferred to optical receiver module；Optical receiver module comes from light emitting for receiving
The optical signal of module, and pulse signal is generated according to optical signal；The relevant information of control module recording pulse signal meets first
Condition or second condition, control module transmit alarm signal to alarm module；Alarm module is issued according to alarm signal and is alarmed
Information.Intravenous transfusion device warning device provided by the invention, structure and principle are simple, and precision is high, at low cost, easy to loading and unloading, belong to
In non-contact measurement, drug will not be polluted.
2, Patent No. CN201720692132.4, the utility model patent of entitled " a kind of infusion alarm ", the reality
With novel, including the liquid level sensor (2) being set on the outside of infusion vessel (1)；The control box (3) being connect with liquid level sensor；
The bracelet vibrator (4) being connect with control box (3)；The control panel being set in control box (3)；It is set to the outer of control box (3)
The signal lamp being connect on surface with control panel；The voice module being connect with control panel；The receiving module being connect with control panel；With hair
Penetrate the monitor terminal of receiving module communication connection；Technical solution provided by the utility model, when liquid level arrival is set in infusion vessel
When below fixed alarm liquid level, signal lamp is bright, and voice module issues voice messaging, and the vibration module of bracelet vibrator issues vibration
Prompt patient fluid runs low, and transmitting and receiving module alert, monitor terminal receives the report for police service after information, prompts medical care people
Member comes to handle；Wireless remote transfer scheme can be used, reduce nursing intensity, improve the safety of infusion.
3, Patent No. CN201720422228.9, the utility model patent of entitled " infusion alarm ", discloses
A kind of infusion alarm, comprising: infusion support；Slidingtype clamping piece, is nested on the column of infusion support, for clamping infusion
Pipe；Master monitor is nested on the column of infusion support, for monitoring the liquid in perfusion tube, wherein master monitor includes light hair
Emitter and photodetector；Auxiliary monitor is nested on the column of infusion support, for monitoring the liquid in perfusion tube, wherein auxiliary
Helping monitor includes sensor；Alarm module is connect with master monitor and auxiliary monitor respectively, in master monitor or auxiliary
It helps under the triggering of monitor and is alerted；Communication module is connect with master monitor and auxiliary monitor respectively, in main monitoring
It sends a warning message under the triggering of device or auxiliary monitor to target terminal.The utility model solves infusion in the prior art
The technical problem that warning device convenience is lower, emergency performance is weaker.
Although these above-mentioned patents are related to infusion alarming, but with automatic alarm for infusion pressure sensing according to the present invention
Device be it is different, i.e., these existing infusion alarms either principle and mode and emphasis are all not with the present invention
The same.Patent No. CN201810065250.1, the patent of invention of entitled " a kind of intravenous transfusion device warning device " are
It is worked using optical principle, including optical transmitter module, optical receiver module, control module, alarm module, light emitting mould
Block after intravenous transfusion device, is transferred to optical receiver module for issuing optical signal；Optical receiver module is sent out for receiving from light
The optical signal of module is penetrated, and pulse signal is generated according to optical signal；The relevant information of control module recording pulse signal meets the
One condition or second condition, control module transmit alarm signal to alarm module；Alarm module is issued according to alarm signal and is reported
Alert information.Patent No. CN201720692132.4, the utility model patent of entitled " a kind of infusion alarm ", be using pair
The perception of infusion liquid level and bracelet vibrator carry out work；Including the liquid level sensor (2) being set on the outside of infusion vessel (1)；
The control box (3) being connect with liquid level sensor；The bracelet vibrator (4) being connect with control box (3)；It is set in control box (3)
Control panel；It is set to the signal lamp connecting on the outer surface of control box (3) with control panel；The voice mould being connect with control panel
Block；The receiving module being connect with control panel；With the monitor terminal of transmitting and receiving module communication connection.Patent No.
CN201720422228.9, the utility model patent of entitled " infusion alarm ", and substantially using optical principle come work
Make, and structure fruit is complicated；It discloses a kind of infusion alarm, comprising: infusion support；Slidingtype clamping piece is nested in defeated
On the column of liquid frame, for clamping perfusion tube；Master monitor is nested on the column of infusion support, for monitoring in perfusion tube
Liquid, wherein master monitor includes optical transmitting set and photodetector；Auxiliary monitor is nested on the column of infusion support, is used for
Monitor the liquid in perfusion tube, wherein auxiliary monitor includes sensor；Alarm module, respectively with master monitor and Lookout assist
Device connection, for being alerted in the triggering of master monitor or auxiliary monitor；Communication module, respectively with master monitor and auxiliary
Monitor is helped to connect, for sending a warning message under the triggering of master monitor or auxiliary monitor to target terminal.
Summary of the invention
It is an object of the invention to for some shortcomings present in existing infusion alarm, provide it is a kind of it is simple,
Reliably, the convenient and practical pressure sensor device for automatic alarm for infusion.
To achieve the goals above, the technical solution used in the present invention is: a kind of pressure for automatic alarm for infusion
Sensing device collectively forms automatic alarm for transfusion with control device and phonetic alarm device；In infusion process, liquid in transfusion bottle
Body is by erectting syringe needle, perfusion tube forms fluid column and generates static pressure to medical pressure sensor, and medical pressure sensor is to control
Device transmits the information of pressure change, and when medical fluid gradually decreases, the gravity of liquid is less than report preset in control device in transfusion bottle
When alert pressure, control device controls phonetic alarm device and issues alarm voice；Pressure sensor, control device and audio alert dress
Centralized arrangement is set in control box；It is characterized by: pressure sensor device is by setting syringe needle, perfusion tube, medical pressure sensing
Device and tilting exhaust syringe needle composition erect syringe needle and are inserted into transfusion bottle serum cap, and perfusion tube top is connect with syringe needle is erect, under perfusion tube
Portion is connect with medical pressure sensor, and medical pressure sensor is connected with control device.
A kind of application method of the pressure sensor device for automatic alarm for infusion, including the following steps:
1) (transfusion bottle is hung on infusion support, and logical air pipe is bent up and is fixed on transfusion bottle, the transfusion needle of infusion set institute band
On insertion transfusion bottle serum cap, i.e.) existing infusion set does not make any change, and automatic alarm for transfusion need to only be passed through to setting
Syringe needle connects transfusion bottle, i.e., only the setting syringe needle on pressure sensor device need to be inserted on transfusion bottle serum cap, be communicated with medical fluid；
2) tilting exhaust syringe needle is inserted into perfusion tube at the contact top close to medical pressure sensor, at this moment, logical big
Under atmospheric pressure effect provided by tracheae, by erectting syringe needle, the fluid column in perfusion tube flows downward, when tilting exhaust syringe needle
After beginning to flow out medical fluid and continuing 2-3 seconds, tilting exhaust syringe needle is pulled up from perfusion tube, the medical fluid in perfusion tube will not be again
To outflow, and the contact of medical pressure sensor can detecte the pressure change of transfusion bottle and perfusion tube herb liquid.
The invention has the advantages that a kind of pressure sensor device for automatic alarm for infusion, with control device and language
Sound warning device collectively forms automatic alarm for transfusion；Pressure sensor device is passed by setting syringe needle, perfusion tube, medical pressure
Sensor and tilting exhaust syringe needle composition erect syringe needle and are inserted into transfusion bottle serum cap, and perfusion tube top is connect with syringe needle is erect, perfusion tube
Lower part is connect with medical pressure sensor, and medical pressure sensor is connected with control device；In infusion process, liquid in transfusion bottle
Static pressure is generated to medical pressure sensor by erectting syringe needle, perfusion tube formation fluid column, pressure sensor is passed to control device
The information of pressurization pressure variation, when medical fluid gradually decreases, the gravity of liquid is less than alarm pressure preset in control device in transfusion bottle
When, control device controls phonetic alarm device and issues alarm voice.
Detailed description of the invention
Fig. 1 is the structural schematic diagram (cross-sectional view) of one embodiment of the invention；
Fig. 2 is transfusion system schematic diagram；
Fig. 3 is Fig. 2 partial enlarged view；
In figure: 1, infusion set；2, lead to air pipe；3, transfusion bottle；4, infusion support；5, transfusion bottle serum cap；6, box is controlled；7, (general
Lead to medical) erect syringe needle；8, (common medical) perfusion tube；9, medical pressure sensor；10, tilting exhaust syringe needle, 11, control dress
It sets；12, phonetic alarm device.
Specific embodiment
Below in conjunction with drawings and examples, the present invention will be further described.
By attached drawing it can be seen that the present invention is a kind of pressure sensor device for automatic alarm for infusion, with control device
Automatic alarm for transfusion is collectively formed with phonetic alarm device；In infusion process, liquid is by erectting syringe needle, infusion in transfusion bottle
Pipe forms fluid column and generates static pressure, letter of the medical pressure sensor to control device transmission pressure change to medical pressure sensor
Breath, when medical fluid gradually decreases, and the gravity of liquid is less than alarm pressure preset in control device in transfusion bottle, control device control
Phonetic alarm device issues alarm voice；Pressure sensor, control device and phonetic alarm device centralized arrangement are in control box；
It is characterized by: pressure sensor device is made of setting syringe needle, perfusion tube, medical pressure sensor and tilting exhaust syringe needle,
It erects syringe needle and is inserted into transfusion bottle serum cap, perfusion tube top is connect with syringe needle is erect, and perfusion tube lower part and medical pressure sensor connect
It connects, medical pressure sensor is connected with control device.
A kind of application method of the pressure sensor device for automatic alarm for infusion, including the following steps:
1) (transfusion bottle is hung on infusion support, and logical air pipe is bent up and is fixed on transfusion bottle, the transfusion needle of infusion set institute band
On insertion transfusion bottle serum cap, i.e.) existing infusion set does not make any change, and automatic alarm for transfusion need to only be passed through to setting
Syringe needle connects transfusion bottle, i.e., only the setting syringe needle on pressure sensor device need to be inserted on transfusion bottle serum cap, be communicated with medical fluid；
2) tilting exhaust syringe needle is inserted into perfusion tube at the contact top close to medical pressure sensor, at this moment, logical big
Under atmospheric pressure effect provided by tracheae 2, by erectting syringe needle, the fluid column in perfusion tube flows downward, when tilting exhaust needle
After head begins to flow out medical fluid and continues 2-3 seconds, tilting exhaust syringe needle is pulled up from perfusion tube, the medical fluid in perfusion tube will not
Again to outflow, and the contact of medical pressure sensor can detecte the pressure change of transfusion bottle and perfusion tube herb liquid.
Specific embodiments of the present invention are as follows:
As shown in attached drawing 1- attached drawing 3, the present invention is a kind of pressure sensor device for automatic alarm for infusion, with control device 11
Automatic alarm for transfusion is collectively formed with phonetic alarm device 12；In infusion process, in transfusion bottle liquid by erect syringe needle 7,
Perfusion tube 8 forms fluid column and generates static pressure to medical pressure sensor 9, and medical pressure sensor 9 is transmitted to control device 11 and pressed
The information of power variation, when medical fluid gradually decreases, the gravity of liquid is less than alarm pressure preset in control device 11 in transfusion bottle 3
When, control device 11 controls phonetic alarm device 12 and issues alarm voice；Pressure sensor 9, control device 11 and audio alert
12 centralized arrangement of device is in control box 6；It is characterized by: pressure sensor device is by setting syringe needle 7, perfusion tube 8, Medical pressure
Force snesor 9 and tilting exhaust syringe needle 10 composition erect syringe needle 7 and are inserted into transfusion bottle serum cap 5,8 top of perfusion tube and setting syringe needle 7
Connection, 8 lower part of perfusion tube are connect with medical pressure sensor 9, and medical pressure sensor 9 is connected with control device 11.
A kind of application method of the pressure sensor device for automatic alarm for infusion, including the following steps:
1) (transfusion bottle 3 is hung on infusion support 4, and logical air pipe 2 is bent up and is fixed on transfusion bottle 3,1 band of infusion set
On transfusion needle insertion transfusion bottle serum cap 5, i.e.) existing infusion set 1 does not make any change, only need to be by automatic alarm for transfusion
Transfusion bottle 3 is connected by erectting syringe needle 7, i.e., only the setting syringe needle 7 on pressure sensor device need to be inserted into transfusion bottle serum cap 5
On, it is communicated with medical fluid；
2) tilting exhaust syringe needle 10 is inserted into perfusion tube 8 at the contact top close to medical pressure sensor 9, at this moment,
Under atmospheric pressure effect provided by logical air pipe 2, by erectting syringe needle 7, the fluid column in perfusion tube 8 flows downward, when tilting
After exhaust syringe needle 10 begins to flow out medical fluid and continues 2-3 seconds, tilting exhaust syringe needle 10 is pulled up from perfusion tube 8, perfusion tube 8
In medical fluid will not be again to outflow, and the contact of medical pressure sensor 9 can detecte the pressure of transfusion bottle 3 and perfusion tube herb liquid
Power variation.
The invention has the advantages that a kind of pressure sensor device for automatic alarm for infusion, with control device and language
Sound warning device collectively forms automatic alarm for transfusion；Pressure sensor device is passed by setting syringe needle, perfusion tube, medical pressure
Sensor and tilting exhaust syringe needle composition erect syringe needle and are inserted into transfusion bottle serum cap, and perfusion tube top is connect with syringe needle is erect, perfusion tube
Lower part is connect with medical pressure sensor, and medical pressure sensor is connected with control device；In infusion process, liquid in transfusion bottle
Static pressure is generated to medical pressure sensor by erectting syringe needle, perfusion tube formation fluid column, pressure sensor is passed to control device
The information of pressurization pressure variation, when medical fluid gradually decreases, the gravity of liquid is less than alarm pressure preset in control device in transfusion bottle
When, control device controls phonetic alarm device and issues alarm voice.
It will be apparent that above-described embodiment is simply to illustrate that example cited by the present invention, any common skill in the art
Simply changing and replacing for art personnel is all within protection of the invention.
Claims (2)
1. a kind of pressure sensor device for automatic alarm for infusion, common with control device (11) and phonetic alarm device (12)
Constitute automatic alarm for transfusion；In infusion process, liquid is by erectting syringe needle (7), perfusion tube (8) formation fluid column pair in transfusion bottle
Medical pressure sensor (9) generates static pressure, letter of the medical pressure sensor (9) to control device (11) transmission pressure change
Breath, when medical fluid gradually decreases, and the gravity of liquid is less than alarm pressure preset in control device (11) in transfusion bottle (3), control
Device (11) controls phonetic alarm device (12) and issues alarm voice；Pressure sensor (9), control device (11) and audio alert
Device (12) centralized arrangement is in control box (6)；It is characterized by: pressure sensor device is by setting syringe needle (7), perfusion tube
(8), medical pressure sensor (9) and tilting exhaust syringe needle (10) composition, erect syringe needle (7) insertion transfusion bottle serum cap (5), infusion
Pipe (8) top is connect with syringe needle (7) are erect, and perfusion tube (8) lower part is connect with medical pressure sensor (9), medical pressure sensing
Device (9) is connected with control device (11).
2. a kind of application method of the pressure sensor device for automatic alarm for infusion, including the following steps:
1) (transfusion bottle (3) is hung on infusion support (4), and logical air pipe (2) are bent up and are fixed on transfusion bottle (3), infusion set
(1) in transfusion needle insertion transfusion bottle serum cap (5) of institute's band, i.e., more than) existing infusion set (1) do not make any change, only need
Automatic alarm for transfusion is connected into transfusion bottle (3) by erectting syringe needle (7), i.e., it only need to be by the setting on pressure sensor device
Syringe needle (7) is inserted on transfusion bottle serum cap (5), is communicated with medical fluid；
2) tilting exhaust syringe needle (10) is inserted into perfusion tube (8) at the contact top close to medical pressure sensor (9), this
When, under the atmospheric pressure effect provided by logical air pipe (2), by erectting syringe needle (7), the fluid column in perfusion tube (8) is downward
Flowing, after tilting exhaust syringe needle (10) begins to flow out medical fluid and continues 2-3 seconds, by tilting exhaust syringe needle (10) from perfusion tube
(8) it is pulled up in, the medical fluid in perfusion tube (8) will not be again to outflow, and the contact of medical pressure sensor (9) can detecte and hang
The pressure change of bottle (3) and perfusion tube herb liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811131195.8A CN109045408A (en) | 2018-09-27 | 2018-09-27 | A kind of pressure sensor device for automatic alarm for infusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811131195.8A CN109045408A (en) | 2018-09-27 | 2018-09-27 | A kind of pressure sensor device for automatic alarm for infusion |
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| Publication Number | Publication Date |
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| CN109045408A true CN109045408A (en) | 2018-12-21 |
Family
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| CN201811131195.8A Pending CN109045408A (en) | 2018-09-27 | 2018-09-27 | A kind of pressure sensor device for automatic alarm for infusion |
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| CN106512151A (en) * | 2016-12-22 | 2017-03-22 | 江苏工程职业技术学院 | Infusion tube with high safety |
| CN207412466U (en) * | 2017-04-21 | 2018-05-29 | 西安交通大学医学院第一附属医院 | Infusion alarm |
| CN207605201U (en) * | 2017-06-15 | 2018-07-13 | 曹国斌 | A kind of infusion alarm |
| CN108295337A (en) * | 2018-01-23 | 2018-07-20 | 郭英尚 | A kind of intravenous transfusion device warning device |
| CN209451064U (en) * | 2018-09-27 | 2019-10-01 | 湖南工业大学 | A kind of pressure sensor device for automatic alarm for infusion |
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