CN105709301B - Alarm for infusion - Google Patents

Alarm for infusion Download PDF

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Publication number
CN105709301B
CN105709301B CN201610214444.4A CN201610214444A CN105709301B CN 105709301 B CN105709301 B CN 105709301B CN 201610214444 A CN201610214444 A CN 201610214444A CN 105709301 B CN105709301 B CN 105709301B
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CN
China
Prior art keywords
infusion
alarm
control device
pressure
fuselage
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Active
Application number
CN201610214444.4A
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Chinese (zh)
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CN105709301A (en
Inventor
肖晟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu ruoyao Medical Equipment Co.,Ltd.
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Changle Lizhi Products Design Co Ltd
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Publication of CN105709301A publication Critical patent/CN105709301A/en
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    • 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
    • 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
    • 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
    • A61M5/16804—Flow controllers
    • 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
    • A61M5/16854—Monitoring, detecting, signalling or eliminating infusion flow anomalies by monitoring line pressure
    • 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
    • A61M5/16877—Adjusting flow; Devices for setting a flow rate
    • 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
    • A61M2005/1623—Details of air intake
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

Alarm for infusion hangs over and is used in infusion bag, includes mainly snap ring, fuselage；Alarm for infusion is connected by tracheae with drop pot, after the liquid stream in infusion bag is complete, liquid in drop pot continues to be defeated by human body, negative pressure will be generated in drop pot, pressure sensor in alarm for infusion can be by pressure signal transmission to control device, when pressure signal continues N seconds or more, and/or pressure signal reaches preset parameter value, control device will open warning device alarm, remind sufferer and nurse's infusion that will complete, using alarm for infusion, special messenger need not be arranged to check infusion progress, alleviate sufferer and the pressure of family members, make the work of nurse also more efficiently, reduce the time for checking waste in advance, also accordingly reduce the liquid for replacing waste in advance.

Description

Alarm for infusion
Technical field
The present invention relates to a kind of alarm for infusion that can send out prompting automatically after the liquid stream in infusion bag is complete, belong to The optimisation technique of infusion.
Background technology
Existing infusion bottle is broadly divided into two major class, and one kind is the packed infusion bottle of Soft Roll, and such as polypropylene infusion bag is a kind of It is the bottled infusion bottle of hard, such as glass infusion bottle.The packed infusion bottle of Soft Roll is in infusion process, since infusion bag can be shunk, When the liquid in bag is dripped to by upper tubing in pot, since the liquid in bag is reduced, the air pressure in bag will be less than the external world, External atmosphere pressure will flatten sack accordingly, keep the air pressure inside and outside bag consistent.Therefore, it is provided only in infusion bag defeated Liquid pipe, the liquid in infusion bag is flowed to by upper tubing in drop pot, then is input to human body by lower infusion tube.
It drips pot and is equipped with tracheae, tracheae is equipped with gas cap, and gas cap is unscrewed before infusion, and proficiency reflexed drips the infusion of pot hypomere Pipe gently squeezes drop pot on the other hand, the air in drop pot is made to be squeezed away a part, will form negative pressure in drop pot when loosing one's grip, make Liquid in infusion bag enters drop pot, when making that liquid level reaches 1/2~2/3 in drop pot, decontrols lower infusion tube, liquid enters lower infusion Pipe, and inner air tube is pushed to be discharged, after liquid oozes two or three drop from transfusion needle, just the air in lower infusion tube is exhausted, Gas cap is tightened, so that drop pot is isolated with outside air, transfusion needle is inserted on the remaining needle of patient, it is established that the access of infusion.
In infusion process, patient or its family members, it is necessary to which the progress for the infusion that keeps one's eyes open works as liquid if processing is not in time Face drops to drop pot hereinafter, air is possible to enter blood, when the air for entering human body reaches a certain amount, it is possible to lead Air embolism is caused, pain is brought to patient.Blood may also can be flow backwards along woven hose, and panic mood is brought to patient.
Since transfusion time is long, generally more than half an hour, patient or family members to notice infusion progress at any time, gives patient and family Category all brings pressure, so that patient is rested from feeling at ease, makes family members are busy also can't get away.Especially those are wanted with defeated more bottles daily For liquid, the patient and its family members that will be infused daily, the infusion progress that keeps one's eyes open is the thing that part is laboured and toil with mind and body.Allow nurse Or nurse notice infusion progress also unrealistic, a usual nurse or nurse, while multiple sufferers in multiple wards are nursed, such as Fruit is not reminded timely, can not accomplish timely processing.
It is looked after it is, thus, sought for one kind not needing special messenger, the defeated of alarm can be sent out automatically when infusion is soon completed Liquid device.
Invention content
Special messenger is not needed the object of the present invention is to provide one kind to look after, and can send out alarm automatically when infusion is soon completed Infusion device.
The technical scheme is that：Alarm for infusion 1 hangs over and is used in infusion bag 2, includes mainly snap ring 11, fuselage 12；Fuselage 12 is equipped with air admission hole and connects mouth 13, and air flue is equipped in fuselage, and one end of air flue is communicated with mouth 13 is connect, and the other end is set There is pressure sensor；Warning device and control device are additionally provided in fuselage；3 one end of tracheae is communicated with the gas nozzle of drop pot 4, the other end It is socketed in and connects on mouth 13；The signal of pressure sensor passes to control device by signal wire, and control device is to pressure sensor The pressure signal transmitted is analyzed and determined；When pressure signal reaches advance less than preset parameter value or pressure signal The parameter value of setting, but duration at N seconds hereinafter, control device will not open warning device alarm；When pressure signal is held Continue N seconds or more and pressure signal meets or exceeds preset parameter value, control device is opened warning device alarm, reminded Sufferer and nurse's infusion will be completed；Alarm for infusion 1 hangs over the lower section of infusion bag 2 by snap ring 11, and control device is also and hospital Nurse call system combine, control device open warning device warning reminding sufferer when, also exhaled by hospital nurse It is system, alarm signal is directly issued into nurse.
Snap ring 11 is the annular of a side opening, and snap ring is stuck on the bottleneck of infusion bag；It is equipped in the lower edge of snap ring downward The lower edge of the link block 14 of extension, link block is connected with the roof of fuselage 12, and fuselage is made to hang over below snap ring.
When snap ring is stuck on bottleneck, fuselage is located at below bottle neck.
In fuselage towards infusion tube seat 15 is equipped on the end face of upper tubing 5, infusion tube seat is semicircle, is had a diameter larger than The diameter of upper tubing；In use, upper tubing is located in infusion tube seat.
Advantageous effect
1, alarm for infusion by tracheae with drop pot be connected, after the liquid stream in infusion bag is complete, drop pot in liquid after It is continuous to be defeated by human body, negative pressure will be generated in drop pot, the pressure sensor in alarm for infusion can be by pressure signal transmission to control Device processed reaches preset parameter value when pressure signal continues N seconds or more and/or pressure signal, and control device will be beaten Warning device of boiling is alarmed, and reminds sufferer and nurse's infusion that will complete, using alarm for infusion, it is not necessary to special messenger be arranged to check infusion Progress alleviates sufferer and the pressure of family members, and the work of nurse is made also more efficiently, to reduce the time for checking waste in advance, Also accordingly reduce the liquid for replacing waste in advance.
Description of the drawings
Fig. 1 is main structure diagram of the present invention in application state；
Fig. 2 is the explosive view of Fig. 1；
Fig. 3 is the main structure diagram of the present invention；
Fig. 4 is one embodiment of the present of invention.
Specific implementation mode
As shown in Figure 1, Figure 2 and Figure 3, alarm for infusion 1 hangs over and is used in infusion bag 2, includes mainly snap ring 11, fuselage 12；Fuselage 12 is equipped with air admission hole and connects mouth 13.
Air flue is equipped in fuselage, one end of air flue is communicated with mouth 13 is connect, and the other end is equipped with pressure sensor；It is also set in fuselage There are warning device and control device.3 one end of tracheae is communicated with the gas nozzle of drop pot 4, and the other end, which is socketed in, to be connect on mouth 13；Pressure sensing The signal of device passes to control device by signal wire.
Liquid in infusion bag flows into drop pot 4 by upper tubing 5 down, and since infusion bag can be shunk, liquid flows away When so that air pressure in bag is less than the external world, external atmosphere pressure will flatten infusion bag accordingly, and inside and outside air pressure is made to keep Unanimously, so that liquid is can continue to rhythmically drop and enter drop pot 4, then the lower infusion tube 6 by being communicated with drop pot is conveyed to people Body in the infusion process before liquid stream in infusion bag is complete, drips the liquid for remaining certain capacity in pot, generally takes up Drip 1/2 to the 2/3 of pot capacity.The liquid for keeping certain capacity in pot is dripped, can not only prevent upper tubing dropping liquid from leading not in time The air in drop pot is caused to enter blood vessel, moreover it is possible to continue have liquid to input blood vessel after liquid stream in infusion bag is complete, give caregiver Member, which sets apart, replaces infusion bag.
Liquid in drop pot 4 flows into lower infusion tube 6, and the pressure balance in drop pot is made to be broken, and the air above liquid becomes Thin, formation negative pressure is obtained, at this moment, since tracheae 3 is communicated with drop pot, the air in tracheae 3 also thins out, and forms negative pressure, into And the pressure balance of pressure sensor is broken, output pressure signal is to control device.It, will due to foring negative pressure in drop pot Liquid in the dynamic infusion bag of suction, which enters in drop pot, to be supplemented, and to make the pressure in drop pot reach balance, pressure signal disappears.
When control device receives the pressure signal that pressure sensor is passed back, control device analyzes and determines signal, when Pressure signal be less than preset parameter value, although or pressure signal reach preset parameter value, duration At N seconds hereinafter, control device will not all open warning device alarm.
When the liquid stream in infusion bag is complete, the liquid in drop pot also will continue to convey toward human body under gravity, drop Pot herb liquid is reduced, and the liquid not from infusion bag instills supplement, and the pressure balance dripped in pot will be broken, on liquid Side air thin out, formed negative pressure, correspondingly, due to tracheae 3 with drip pot communicate, the air in tracheae 3 also thins out, Negative pressure is formed, and then the pressure balance of pressure sensor is broken, output pressure signal is to control device.With the medicine in drop pot Liquid is reduced, and the signal that pressure sensor passes to control device is more and more stronger.
When control device detects that the pressure signal from pressure sensor continues N seconds or more and/or pressure signal reaches Or be more than preset parameter value, control device will open warning device alarm, remind sufferer and nurse's infusion will be complete At, it is necessary to timely processing.
Control device can also be combined with the nurse call system of hospital, and control device opens warning device alarm When reminding sufferer, additionally it is possible to by the original nurse call system of hospital, alarm signal directly be issued nurse.
The control device selects microcontroller or industrial personal computer or PLC programmable controller.Programming personnel passes through in monolithic Programming is to realize above-mentioned logical relation on machine or industrial personal computer or PLC programmable controller.Pressure sensor passes through signal wire and control Device processed is connected, and signal is passed to control device, and control device is connected by signal wire with warning device, handle when needing to alarm Signal passes to warning device alarm, and control device is connected by signal wire and hospital original nurse call system, alarming Signal passes to former nurse call system, and alarm signal is issued nurse by former nurse call system.
It is used as shown in figure 3, alarm for infusion 1 hangs over 2 lower section of infusion bag, snap ring 11 is the annular of a side opening, snap ring It is stuck on the bottleneck of infusion bag；It is equipped with the link block 14 extended downwardly, the lower edge and fuselage of link block in the lower edge of snap ring 12 roof is connected, and fuselage is made to hang over below snap ring.
When snap ring is stuck on bottleneck, fuselage is located at below bottle neck.
As shown in Figure 4, additionally it is possible to which, in fuselage towards setting infusion tube seat 15 on the end face of upper tubing 5, infusion tube seat is Semicircle has a diameter larger than the diameter of upper tubing；In use, upper tubing is located in infusion tube seat, help to stablize upper defeated Liquid pipe and drop pot reduce upper tubing and drip the shaking of pot.
Using alarm for infusion, it is not necessary to arrange special messenger to check infusion progress again, alleviate sufferer and the pressure of family members, sufferer It can feel at ease to rest, family members are busy can also to settle down to handle.Make the work of nurse also more efficiently, reduce check in advance it is defeated The time of liquid progress waste, also accordingly reduce liquid waste caused by replacing in advance.
The warning device selects buzzer or the light of flicker.
Above-described embodiment is intended merely to the purposes of the interpretation present invention, and is not limitation of the present invention, this technology The those of ordinary skill in field makes a variety of changes or substitutes in the essential scope of the present invention, should also belong to the guarantor of the present invention Shield.

Claims (4)

1. alarm for infusion（1）, hang over infusion bag（2）Upper use, it is characterised in that：It include mainly snap ring（11）, fuselage（12）； Fuselage（12）It is equipped with air admission hole and connects mouth（13）, it is equipped with air flue in fuselage, one end of air flue and connects mouth（13）It communicates, the other end Equipped with pressure sensor；Warning device and control device are additionally provided in fuselage；Tracheae（3）One end and drop pot（4）Gas nozzle communicate, The other end, which is socketed in, connects mouth（13）On；The signal of pressure sensor passes to control device by signal wire, and control device is to pressure The pressure signal that force snesor transmits is analyzed and determined；When pressure signal is less than preset parameter value or pressure signal Reach preset parameter value, but duration at N seconds hereinafter, control device will not open warning device alarm；Work as pressure Force signal continues N seconds or more and pressure signal meets or exceeds preset parameter value, and control device opens warning device report It is alert, remind sufferer and nurse's infusion that will complete；Alarm for infusion（1）Pass through snap ring（11）Hang over infusion bag（2）Lower section, control Device is also combined with the nurse call system of hospital, also logical when control device opens warning device warning reminding sufferer Hospital nurse calling system is crossed, alarm signal is directly issued into nurse.
2. alarm for infusion according to claim 1, it is characterised in that：Snap ring（11）For the annular of a side opening, snap ring It is stuck on the bottleneck of infusion bag；It is equipped with the link block extended downwardly in the lower edge of snap ring（14）, the lower edge and machine of link block Body（12）Roof be connected, so that fuselage is hung over below snap ring.
3. alarm for infusion according to claim 2, it is characterised in that：When snap ring is stuck on bottleneck, fuselage is located at bottle Below mouth.
4. alarm for infusion according to claim 1, it is characterised in that：In fuselage towards upper tubing（5）End face on Equipped with infusion tube seat（15）, infusion tube seat is semicircle, has a diameter larger than the diameter of upper tubing；In use, upper tubing position In in infusion tube seat.
CN201610214444.4A 2013-07-03 2014-04-22 Alarm for infusion Active CN105709301B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN2013203926987 2013-07-03
CN201320392698 2013-07-03
CN201410161487.1A CN104274884B (en) 2013-07-03 2014-04-22 Infusion reminder

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Application Number Title Priority Date Filing Date
CN201410161487.1A Division CN104274884B (en) 2013-07-03 2014-04-22 Infusion reminder

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Publication Number Publication Date
CN105709301A CN105709301A (en) 2016-06-29
CN105709301B true CN105709301B (en) 2018-09-11

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Application Number Title Priority Date Filing Date
CN201610214444.4A Active CN105709301B (en) 2013-07-03 2014-04-22 Alarm for infusion
CN201410161487.1A Active CN104274884B (en) 2013-07-03 2014-04-22 Infusion reminder
CN201610214391.6A Expired - Fee Related CN105709300B (en) 2013-07-03 2014-04-22 The alarm for infusion of band clasp
CN201610214434.0A Expired - Fee Related CN105854123B (en) 2013-07-03 2014-04-22 Alarm for infusion with warning function

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Application Number Title Priority Date Filing Date
CN201410161487.1A Active CN104274884B (en) 2013-07-03 2014-04-22 Infusion reminder
CN201610214391.6A Expired - Fee Related CN105709300B (en) 2013-07-03 2014-04-22 The alarm for infusion of band clasp
CN201610214434.0A Expired - Fee Related CN105854123B (en) 2013-07-03 2014-04-22 Alarm for infusion with warning function

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Publication number Priority date Publication date Assignee Title
CN106345003A (en) * 2016-10-30 2017-01-25 邓润丹 Surplus detection method of transfusion bag
CN106492304A (en) * 2016-10-30 2017-03-15 邓润丹 A kind of infusion bag is reminded and limiter of speed
CN106693114A (en) * 2016-12-23 2017-05-24 东莞产权交易中心 Infusion bottle type infusion device and intelligent infusion method thereof
CN109045408A (en) * 2018-09-27 2018-12-21 湖南工业大学 A kind of pressure sensor device for automatic alarm for infusion
CN112554296A (en) * 2020-11-19 2021-03-26 宁波川一医疗科技有限公司 Nursing device of toilet bowl

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CN201798962U (en) * 2010-05-31 2011-04-20 韩伟 Infusion warning device
CN201899739U (en) * 2010-12-20 2011-07-20 朱盛楠 Novel infusion device
CN201912528U (en) * 2010-12-20 2011-08-03 朱盛楠 Micro negative-pressure trigger attention device
CN201949441U (en) * 2010-11-10 2011-08-31 王宏圣 Alarm device for intravenous injection
CN202113396U (en) * 2011-05-12 2012-01-18 朱佳佳 Warning infusion apparatus
CN202366248U (en) * 2011-12-09 2012-08-08 王静 Infusion alarm device
CN202397892U (en) * 2011-12-29 2012-08-29 郑州昊能科技有限公司 Self-cut off negative pressure transmission device for disposable venous transfusion device
CN102735392A (en) * 2012-06-28 2012-10-17 长沙健源医疗科技有限公司 Method for detecting obstruction pressure of infusion pump
CN202751645U (en) * 2012-09-11 2013-02-27 郑州昊能科技有限公司 Bothway positive-negative pressure check negative-pressure transmission device of disposable vein infusion set
CN202844222U (en) * 2012-10-15 2013-04-03 赵星玥 Alerter for injecting intravenous drips

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US4530696A (en) * 1983-06-13 1985-07-23 Institute Of Critical Care Medicine Monitor for intravenous injection system for detecting occlusion and/or infiltration
US4994035A (en) * 1988-05-11 1991-02-19 Klaus Mokros Pressure-transmitting diaphragm system for infusions
CN2354579Y (en) * 1997-05-17 1999-12-22 宣平 Signaller for infusion
CN2539531Y (en) * 2002-03-03 2003-03-12 杨建国 Super sensitive air pressure infusion monitor
CN2749511Y (en) * 2004-10-29 2006-01-04 孙文 Medical infusion alarm
CN101229401A (en) * 2007-01-22 2008-07-30 朱建彬 Alarm device capable of monitoring transfusion state and giving an alarm after transfusion
CN101653628A (en) * 2009-09-11 2010-02-24 赵明 Infusion alarming device
CN201798962U (en) * 2010-05-31 2011-04-20 韩伟 Infusion warning device
CN201949441U (en) * 2010-11-10 2011-08-31 王宏圣 Alarm device for intravenous injection
CN201899739U (en) * 2010-12-20 2011-07-20 朱盛楠 Novel infusion device
CN201912528U (en) * 2010-12-20 2011-08-03 朱盛楠 Micro negative-pressure trigger attention device
CN202113396U (en) * 2011-05-12 2012-01-18 朱佳佳 Warning infusion apparatus
CN202366248U (en) * 2011-12-09 2012-08-08 王静 Infusion alarm device
CN202397892U (en) * 2011-12-29 2012-08-29 郑州昊能科技有限公司 Self-cut off negative pressure transmission device for disposable venous transfusion device
CN102735392A (en) * 2012-06-28 2012-10-17 长沙健源医疗科技有限公司 Method for detecting obstruction pressure of infusion pump
CN202751645U (en) * 2012-09-11 2013-02-27 郑州昊能科技有限公司 Bothway positive-negative pressure check negative-pressure transmission device of disposable vein infusion set
CN202844222U (en) * 2012-10-15 2013-04-03 赵星玥 Alerter for injecting intravenous drips

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CN104274884B (en) 2017-04-19
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CN104274884A (en) 2015-01-14
CN105709300A (en) 2016-06-29
CN105854123B (en) 2018-11-06

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