CN202289094U - Transfusion alarm - Google Patents

Transfusion alarm Download PDF

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Publication number
CN202289094U
CN202289094U CN2011204153224U CN201120415322U CN202289094U CN 202289094 U CN202289094 U CN 202289094U CN 2011204153224 U CN2011204153224 U CN 2011204153224U CN 201120415322 U CN201120415322 U CN 201120415322U CN 202289094 U CN202289094 U CN 202289094U
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China
Prior art keywords
murphy
infrared
alarm
burette
transfusion
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Expired - Fee Related
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CN2011204153224U
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Chinese (zh)
Inventor
黄美霞
严潭
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黄美霞
严潭
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Priority to CN2011204153224U priority Critical patent/CN202289094U/en
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Publication of CN202289094U publication Critical patent/CN202289094U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides a transfusion alarm and relates to an auxiliary instrument for medical treatment. The transfusion alarm is provided with a Murphy's dropper which is serially connected with a transfusion pipe; a nontransparent floating ball is arranged in the Murphy's dropper; the diameter of the floating ball is slightly less than that of the Murphy's dropper; and an infrared emission pipe and an infrared receiving pipe of an infrared alarm device are oppositely arranged outside the upper part of the Murphy's dropper. During a normal transfusion process, the floating ball is supported by liquid in the Murphy's dropper, a light path between the infrared emission pipe and the infrared receiving pipe is shielded by the floating ball, and the infrared alarm device does not alarm. Even under the existence of external interference, such as shaking, no false alarm phenomenon generates. When the transfusion is almost finished, the liquid level of the liquid in the Murphy's dropper is gradually decreased, the floating ball descends and does not shield the light path between the infrared emission pipe and the infrared receiving pipe, and an alarm signal is sent by the infrared alarm device.

Description

Infusion alarm
Technical field
This utility model relates to a kind of therapeutic medical assistive device.
Background technology
The venous transfusion treatment is a treatment means commonly used in the clinical treatment work.At present, most of infusion process generally is by the patient or another name is accompanied and served personnel or medical personnel observe medicinal liquid residual volume situation constantly, but also usually fails in time to find, causes a large amount of manpower wastes, inefficiency.If liquid is totally lost and is failed in time to find and change liquid or pull out syringe needle, the situation of air admission blood vessel can appear, jeopardize patient medical safety.To this situation, some research worker has designed and manufactured some infusion alarms.Realize that transfusion accomplishes the key technology of reporting to the police the obtaining of completion information that be to infuse, this technology quality has directly determined the height of the degree of reliability, operation ease and the cost of alarm, final decision its clinical practicality and popularity.
It is different to accomplish technology for information acquisition according to transfusion, and infusion alarm can be divided into following 5 kinds at present: (Zhang Fengyi, Zhang Ying, the research of prompting apparatus " transfusion finish ", [medicinal industry information], 2005,3 (7): 78)
1. electrode method: insert 2 electrodes from mouth of infusion bottle, utilize the electric conductivity of medicinal liquid to detect a bottle interior medicine whether be totally lost (Wang Li, " development of novel alarm type transfusion device and application ", [nursing magazine], 2002,3 (10): 12).This Technology Need electrode directly contacts with medicinal liquid, relates to electrode sterilization, interface liquids seepage, medicinal liquid characteristic and receives problems such as energising influences.Different medicinal liquid conductivitys differ greatly simultaneously, wrong report, rate of failing to report height.(Song Yonghui, Chen Yu, Chen Kangyu such as Song Yonghui; " development of infusion alarm and application "; [Sichuan administration of health cadre academy journal]; 2002,21 (2): 128-129) otherwise designed " the adjustable aposematism of parameter " auxiliary device adapts to the conductivity of variable concentrations, different medicinal liquids, and clinical practice is more complicated also.
2. check weighing method: utilize spring or pressure transducer to change and judge that whether medicinal liquid be totally lost according to drug weight; Automatic alarm for infusion device (Tong Yaoying, " development of automatic alarm for infusion ", [health care equipment] like developments such as Tong Yaoying; 2008,29 (12): 59-61).This device volume is big, needs to carry out parameter adjustment to different liquids weight, factor affecting such as is subject to rock, spring is aging simultaneously, uses more complicated and reliability not high.
3. drop count technique: utilize photovoltaic principals and singlechip technology, through to droplet counting or calculate that transfusion speed judges the transfusion deadline.But the introducing cost of single-chip microcomputer is high, and setting operation and safeguard more complicated.
4. level detection method: through being fixed on the photoelectric sensor on tube for transfusion or the infusion bottle, when utilizing liquid level to drop to the precalculated position reflection of light or refraction situation being changed and judge that whether medicinal liquid be totally lost.The introducing cost of laser is higher, and liquid level such as is subject to rock at interference, and the different liquids light transmission is prone to cause wrong report, fails to report the situation generation simultaneously.
5. light refraction method: according to the transmission optically focused principle of tube for transfusion interior cylindrical liquid judge whether transfusion finishes (Shang Lifeng, Li Hongzhen, " low-cost infusion alarm making ", [medical equipment], 2010,23 (8): 18-19).Because of there being no liquid time quick resistance actual reception light intensity difference less in the tube for transfusion, high to the detecting instrument precision requirement, add different liquids color, light transmission Different Effects, actual fail to report and rate of false alarm may be higher.
For this reason, design and produce a kind of easy to use, accurately and reliably, cheap infusion alarm has great practical value.
The utility model content
This utility model aim to provide a kind of easy to use, accurately and reliably, cheap infusion alarm.
The technical scheme of this utility model is: infusion alarm, and it has a Murphy's burette that is serially connected in the infusion pipeline, and a lighttight ball float is set in this Murphy's burette; The diameter of this ball float is slightly less than the internal diameter of this Murphy's burette; The infrared transmitting tube of an infrared warning device and infrared receiving tube relatively are arranged on the outside on this Murphy's burette top.
Installed the transfusion device of the Murphy's burette of ball float additional, in infusion pipeline, can substitute existing transfusion device fully, or only used, connect original transfusion device down again as detection means.In the process of normal infusion, the liquid in the Murphy's burette holds up ball float, and ball float has blocked the light path between infrared transmitting tube and the infrared receiving tube, and infrared warning device is not reported to the police.Even external interference such as rock, can not produce the phenomenon of false alarm yet.When transfusion finished soon, the liquid level of liquid reduced gradually in the Murphy's burette, and ball float descends and no longer blocks the light path between infrared transmitting tube and the infrared receiving tube, and infrared warning device sends alarm signal.
The outside on described Murphy's burette top by a lighttight annular opening clip closely clamping; Two semicircular clamping parts that are oppositely arranged about this annular opening clip front portion has, middle part have two connecting portions up and down, two hands handles that are oppositely arranged about the rear portion has; Left clamping part in this annular opening clip, go up connecting portion and be connected as a single entity with left handle, right clamping part, time connecting portion and right handles are connected as a single entity, and two connecting portions are hinged in together up and down, about between two handles if the spring that they strut; About a through hole is respectively arranged on two clamping parts, described infrared transmitting tube and described infrared receiving tube are installed in respectively in these two through holes.When the main effect of this annular opening clip is to use transmitting tube and receiving tube are fixed in appropriate location, modified model Murphy's burette top.Use the back to take off, so that infrared warning device is used for another modified model Murphy's burette from above-mentioned Murphy's burette.
This utility model infusion alarm combines Murphy's burette that has installed ball float additional and infrared warning device, has following advantage:
1. with low cost: this infusion alarm cost of manufacture comprises disposable modified model Murphy's burette (installing ball float additional), the annular opening clip and the infrared warning device that repeatedly use repeatedly.The modified model Murphy's burette is made very simple, produces in batches cheap; And annular opening clip and infrared warning device circuit are simple, and infrared warning device adopts is some commonly used, electronic devices cheap, that precision requirement is not high, and used number of devices and other type infusion alarm number are minimum.For example, this description embodiment totle drilling cost of giving an example only number pick up about unit.
2, easy and simple to handle: during application; Only need the modified model Murphy's burette is serially connected in the infusion pipeline; The annular opening clip that to be furnished with infrared transmitting tube and infrared receiving tube again is clipped on this modified model Murphy's burette, presses start button, and infrared warning device can be started working.
3, safety and precise is reliable: the infrared warning device of this infusion alarm does not contact medicinal liquid, and is safe in utilization.The application of ball float simultaneously makes and detects ultrared difference and contrast " being and not being " but not the difference of " strong and weak ", more accurately and reliably.Ball float is positioned on the liquid level of Murphy's burette all the time when infusing simultaneously, can resist the influence that liquid level rocks, and does not produce wrong report.
4, be suitable for all types of transfusion liquids: the transfusion liquid of clinical use can be divided into three kinds of not colored transparent medicinal liquids, colored transparent medicinal liquid, translucent blood product; Because this infrared warning device is selected infrared transmitting tube and infrared receiving tube for use, infrared penetration power can adapt to above-mentioned three kinds of liquid by force.
5, the volume of infrared warning device can be done very for a short time, and need not external AC power supply, carries and use light, is fit at ordinary times, use wartime.For example, the volume of the infrared warning device that this description is given an example can be made the matchbox size, can use the 3V aneroid battery.Therefore be very suitable for medical treatment at ordinary times and wartime curing patient needs, the while also can be in grass-roots unit's extensive use.
6, the function that can increase: for example with this infrared warning device and the electromagnetic switch associated of design in infusion pipeline, can form the automatic warning solution stopping of transfusion system, the problems such as blood back, air admission that prevent take place.And for example this infrared warning device is connected with lesion nursing call alarm system, can directly be shown in care workstation, the nursing supervision of being more convenient for improves nurse's work efficiency.
Description of drawings
Fig. 1 is the structural representation of an embodiment of this utility model infusion alarm.
Fig. 2 is the structural representation of annular opening clip among Fig. 1 embodiment.
Fig. 3 is the electrical block diagram of audible alarm unit among Fig. 1 embodiment.
The specific embodiment
The structure of an embodiment of this utility model infusion alarm, as shown in Figure 1.This infusion alarm has 1, one annular opening of the modified model Murphy's burette clip 3 and the infrared warning device 6 of being furnished with infrared transmitting tube 4 and infrared receiving tube 5 that are serially connected in the infusion pipeline.A lighttight ball float 2 is set in the modified model Murphy's burette 1.The diameter of ball float 2 is slightly less than the internal diameter of Murphy's burette 1.The about 0.5g/ml of the density of ball float 2.The outside on modified model Murphy's burette 1 top by 1 lighttight annular opening clip 3 closely clamping.Be installed in infrared transmitting tube 4 and infrared receiving tube 5 on the annular opening clip 3 and be connected via wires to the inner circuit of infrared warning device 6.
Please referring to Fig. 2: two semicircular clamping parts that are oppositely arranged 311,321 about annular opening clip 3 front portions have, middle part have two connecting portions 31,32 up and down, two handles that are oppositely arranged 312,322 about the rear portion has; Left side clamping part 311, last connecting portion 31 are connected as a single entity with left handle 312; Right clamping part 321, following connecting portion 32 are connected as a single entity with right handles 322; Two connecting portions 31,32 are hinged through bearing pin 33 up and down, about two handles 312, between 322 if the spring 34 that they strut; About a through hole is respectively arranged on two clamping parts 311,321.The infrared transmitting tube 4 and the infrared receiving tube 5 of infrared warning device 6 are installed in respectively in these two through holes, thereby infrared transmitting tube 4 and infrared receiving tube 5 relatively are arranged on the outside on modified model Murphy's burette 1 top.
During application; The modified model Murphy's burette 1 that to be furnished with infrared transmitting tube 4 and infrared receiving tube 5 is serially connected in the infusion pipeline; Transfusion liquid 14 splashes into the inner chamber 12 of Murphy's burette 1 from the import tubule 11 on modified model Murphy's burette 1 top, and the liquid level in modified model Murphy's burette 1 inner chamber 12 is risen, and ball float 2 also rises thereupon; After beginning transfusion; Although liquid constantly flows out from outlet tubule 13, because that the liquid of turnover makes is equilibrated, ball float 2 will rest on the position on modified model Murphy's burette 1 top always.At this moment, press start button, infrared warning device 6 is started working.In the process of normal infusion, the liquid 14 in the modified model Murphy's burette 1 holds up ball float 2, and ball float 2 has blocked the light path between infrared transmitting tube 4 and the infrared receiving tube 5, and infrared warning device 6 is not reported to the police.When transfusion finished soon, the liquid level of liquid 14 reduced in the modified model Murphy's burette 1, and ball float 2 descends and no longer blocks the light path between infrared transmitting tube 4 and the infrared receiving tube 5, and infrared warning device 6 sends alarm signal.The alarm signal of infrared warning device 6 adopts sound usually.Also can adopt signal lights, or their combination.
Below, with the basic structure of the instance of audible alarm explanation infrared warning device 6.Please referring to Fig. 3, connect K switch, two 1.5 volts of batteries are to infrared transmitting tube 4 (infrarede emitting diode D1), infrared receiving tube 5 (infrared receiving diode D2) and audio playing circuit power supply.The audio power playing circuit is made up of resistance R, audion S9013 and buzzer BUZ.
When infrared receiving tube 5 (infrared receiving diode D2) did not receive the infrared light irradiation that infrared transmitting tube 4 (infrarede emitting diode D1) sends, the audion S9013 of audio playing circuit ended, and buzzer BUZ is sounding not.When infrared receiving tube 5 (infrared receiving diode D2) receives the infrared light irradiation that infrared transmitting tube 4 (infrarede emitting diode D1) sends, the audion S9013 conducting of audio playing circuit, buzzer BUZ sends the sound of warning.
Infrared warning device is a routine techniques, and multiple version and type of alarm can be arranged, and they may be used to this utility model.Here just enumerated no longer one by one.
The above is merely this utility model preferred embodiment, does not limit the scope that this utility model is implemented with this, and the equivalence of doing according to the technical scheme and the description of this utility model changes and modification, all should belong to the scope that this utility model is contained.

Claims (2)

1. infusion alarm, it is characterized in that: it has a Murphy's burette that is serially connected in the infusion pipeline, and a lighttight ball float is set in this Murphy's burette; The diameter of this ball float is slightly less than the internal diameter of this Murphy's burette; The infrared transmitting tube of an infrared warning device and infrared receiving tube relatively are arranged on the outside on this Murphy's burette top.
2. infusion alarm according to claim 1 is characterized in that: the outside on described Murphy's burette top by a lighttight annular opening clip closely clamping; Two semicircular clamping parts that are oppositely arranged about this annular opening clip front portion has, middle part have two connecting portions up and down, two hands handles that are oppositely arranged about the rear portion has; Left clamping part in this annular opening clip, go up connecting portion and be connected as a single entity with left handle, right clamping part, time connecting portion and right handles are connected as a single entity, and two connecting portions are hinged in together up and down, about between two handles if the spring that they strut; About a through hole is respectively arranged on two clamping parts, described infrared transmitting tube and described infrared receiving tube are installed in respectively in these two through holes.
CN2011204153224U 2011-10-26 2011-10-26 Transfusion alarm Expired - Fee Related CN202289094U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011204153224U CN202289094U (en) 2011-10-26 2011-10-26 Transfusion alarm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011204153224U CN202289094U (en) 2011-10-26 2011-10-26 Transfusion alarm

Publications (1)

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CN202289094U true CN202289094U (en) 2012-07-04

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CN2011204153224U Expired - Fee Related CN202289094U (en) 2011-10-26 2011-10-26 Transfusion alarm

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102895715A (en) * 2012-09-04 2013-01-30 刘书朴 Self-control type safe transfusion device
CN104138625A (en) * 2013-05-10 2014-11-12 上海博龙智医科技股份有限公司 Wireless infusion dripping speed monitoring system
CN105126200A (en) * 2015-10-14 2015-12-09 邢前进 Intelligent monitoring transfusion apparatus and transfusion monitoring method
CN105551203A (en) * 2016-01-15 2016-05-04 湖州师范学院 Infrared induction cork floating body water shortage alarm mechanism with health care drug cabin
CN105632117A (en) * 2016-01-15 2016-06-01 湖州师范学院 Infrared induction cork floating body water shortage detection alarm mechanism
CN106730111A (en) * 2016-12-14 2017-05-31 无锡松顺科技有限公司 A kind of many bottles of transfusions intelligent transfusion managing and control system

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102895715A (en) * 2012-09-04 2013-01-30 刘书朴 Self-control type safe transfusion device
CN104138625A (en) * 2013-05-10 2014-11-12 上海博龙智医科技股份有限公司 Wireless infusion dripping speed monitoring system
CN105126200A (en) * 2015-10-14 2015-12-09 邢前进 Intelligent monitoring transfusion apparatus and transfusion monitoring method
CN105551203A (en) * 2016-01-15 2016-05-04 湖州师范学院 Infrared induction cork floating body water shortage alarm mechanism with health care drug cabin
CN105632117A (en) * 2016-01-15 2016-06-01 湖州师范学院 Infrared induction cork floating body water shortage detection alarm mechanism
CN106730111A (en) * 2016-12-14 2017-05-31 无锡松顺科技有限公司 A kind of many bottles of transfusions intelligent transfusion managing and control system

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120704

Termination date: 20131026