CN108578829A - A kind of infusion safety warning device - Google Patents

A kind of infusion safety warning device Download PDF

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Publication number
CN108578829A
CN108578829A CN201810718248.XA CN201810718248A CN108578829A CN 108578829 A CN108578829 A CN 108578829A CN 201810718248 A CN201810718248 A CN 201810718248A CN 108578829 A CN108578829 A CN 108578829A
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CN
China
Prior art keywords
power supply
light emitting
liquid level
emitting diode
photoreceiver
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201810718248.XA
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Chinese (zh)
Inventor
付海英
侯水珍
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201810718248.XA priority Critical patent/CN108578829A/en
Publication of CN108578829A publication Critical patent/CN108578829A/en
Withdrawn legal-status Critical Current

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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
    • A61M5/16804—Flow controllers
    • A61M5/16813—Flow controllers by controlling the degree of opening of the flow line
    • 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
    • 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
    • A61M2205/3379—Masses, volumes, levels of fluids in reservoirs, flow rates
    • A61M2205/3386—Low level detectors

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 discloses a kind of infusion safety warning devices, and solving the problems, such as existing safe infusion completion alarm device, there are inconvenient, product cost is high, warning sensitivity is low.It includes box body, alarm, warning lamp and DC power supply, and feature is：It further includes locating clip and photoelectric liquid level sensor, photoelectric liquid level sensor includes light emitting diode, photoreceiver and built-in electric switch, wherein light emitting diode is mounted on a clamp of locating clip, photoreceiver is mounted on another clamp of locating clip, and light emitting diode is corresponding with photoreceiver, light emitting diode is connected electrically between the positive and negative electrode of DC power supply, photoreceiver is electrically connected with electric switch, and alarm, warning lamp are connected electrically in through electric switch between the positive and negative electrode of DC power supply.The present invention is easy to operate, and using photoelectric liquid level sensor as control element, product cost is low, and warning sensitivity is high.

Description

A kind of infusion safety warning device
Technical field
The present invention relates to the intravenous injection instrument with the device for avoiding inputting air human body, especially a kind of infusion peace Full warning device.
Background technology
It is known that intravenous injection is a kind of medical method, i.e., the liquid substances such as blood, liquid, nutrient solution are directly noted It is mapped in vein.Successional intravenous injection is then implemented with intravenous drip, is commonly called as " drop ".Currently, in infusion process, generally It needs nursing staff to estimate, when liquid is totally lost soon, medical staff is notified to carry out dressing in time.Forget in nursing staff or Notice not in time, is easy to cause air and enters intravascular, initiation malpractice.This malpractice problem table in pediatric transfusion Existing is especially prominent.The research of completion alarm device for this purpose, numerous technical staff are dedicated to being infused, for example, 2017 1 month in and month out 5 Such a " safe infusion completion report is disclosed in CN106345007A Chinese invention patent application specifications disclosed in day Alarm device " comprising alarm unit, trigger element, tension spring, quill, load-bearing hook, medicine bottle hook, mounting hole and Extend hose；Warning circuit is housed, external power supply, warning circuit is by power supply, control switch, warning lamp, bee inside alarm unit The elastic sheet switch connection composition to ring on piece and trigger element, alarm unit can be connected with multiple trigger elements by warning circuit It connects, trigger element upper end is closely connect with load-bearing hook, and lower end is closely connect with tension spring, and elastic sheet switch is located at trigger element Lower surface, mounting hole is hollow tubular structure, is closely connect with the lower surface of trigger element, extension hose be soft conduit, Across mounting hole, one end is stretched near tension spring, and quill is the tubular structure of lower end closure, and tension spring is sleeved on it In, lower end sealing part is closely connect with tension spring, and medicine bottle hook is closely connect with quill lower end.Although the warning device Alarm and necessary safe handling function are had both, but since infusion bottle and the warning device are suspended from higher position, is extended Hose is fixed in the trigger element lower fixing hole of warning device, inconvenient；In addition, the warning device is to utilize machinery The principle weighed carries out triggering alarm to trigger element, and parts are more and product cost is high, and warning sensitivity is low.
Invention content
In order to overcome existing safe infusion completion alarm device, there are inconvenient, product cost is high, warning sensitivity is low Deficiency, the purpose of the present invention is to provide a kind of easy to operate, product cost is low, warning sensitivity is high infusion safety alarms Device.
The technical solution adopted by the present invention to solve the technical problems is：A kind of infusion safety warning device comprising one Box body, an alarm, a warning lamp and a DC power supply, the DC power supply are arranged in the box body, the report Alert device, warning lamp are inlaid on box body respectively, it is characterised in that：It further includes a locating clip and a photoelectric liquid level sensor, institute The photoelectric liquid level sensor stated includes a light emitting diode, the electric switch built in a photoreceiver and one, and described shines Diode is mounted on a clamp of the locating clip, and the photoreceiver is mounted on another folder of the locating clip On body, and light emitting diode is corresponding with photoreceiver, and the light emitting diode is connected electrically in the positive and negative of DC power supply Between pole, the photoreceiver is electrically connected with electric switch, and the alarm, warning lamp are electrically connected through electric switch Between the positive and negative electrode of DC power supply.
Preferably, a kind of infusion safety warning device, further include an electromagnetic clamp switch, the electromagnetic clamp switch be by One upper shell, a lower housing, an electromagnet, one spread out iron axis and a pipe clamp head composition, spiral shell between the upper shell and lower housing Line connects, and a cavity is opened up on the inside of the upper shell, and the electromagnet is fixed in the cavity, and described Electric switch of the electromagnetic coil of electromagnet through photoelectric liquid level sensor is connected electrically between the positive and negative electrode of DC power supply；Institute Coaxial line perforation opens up an axis hole and a pressure regulating cavity on the lower housing stated, and vertical axis opens up a pipe on the lower housing Chamber opens up on the side chamber wall of the tube chamber and passes through notch with one；One end of the iron axis that spreads out passes through pressure regulating cavity, axis hole to prolong Extend to that lower housing is outer and corresponding with the electromagnet, the other end of the iron axis that spreads out extend in tube chamber and with it is described Pipe clamp head is threadedly coupled, and a pipe clamp chamber is equipped in the pipe clamp head；One is threadedly coupled at the middle part of the iron axis that spreads out to adjust Block is set with a pressure spring on the iron axis that spreads out between the bottom of chamber and adjusting block of the pressure regulating cavity.
Preferably, it is fixedly connected with a limited block in described extending on one end for spreading out iron axis outside lower housing.
Preferably, it is described by notch by outside to tapered in tube chamber.
Preferably, a switch is embedded on the box body, the switch is serially connected in the anode and photoelectricity of DC power supply Between the electric switch of liquid level sensor.
The light emitting diode of the photoelectric liquid level sensor of the present invention is mounted on a clamp of locating clip, photoreceiver peace On another clamp of locating clip, locating clip is folded up can carry out early warning work on woven hose, easy to operate；This hair In two kinds of extended medias reflected refraction principle occurs for the bright infrared ray using photoelectric liquid level sensor, lacks in woven hose When liquid, photoreceiver receives the light that light emitting diode is sent out and drives built-in electric switch, to start outside It is connected to alarm, warning light circuit between DC power supply positive and negative electrode, medical staff is reminded to replace liquid in time.The present invention adopts With photoelectric liquid level sensor as control element, therefore product cost is low, and warning sensitivity is high.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the present invention；
Fig. 2 is a kind of control principle drawing of the present invention.
It is marked in figure：1. box body, 2. DC power supplies, 3. alarms, 4. warning lamps, 5. switches, 6. locating clips, 601. first Clamp, 602. second clamps, 603. axis pins, 604. torsional springs, 7. photoelectric liquid level sensors, 701. light emitting diodes, 702. is photosensitive Receiver, 703. electric switches, 801. first skid resistant courses, 802. second skid resistant courses, 9. electromagnetic clamps switch, 901. upper shells, 9011. cavitys, 902. lower housings, 9021. axis holes, 9022. pressure regulating cavities, 9023. tube chambers, 9024. pass through notch, 903. electromagnetism Iron, 9031. electromagnetic coils, 9032. iron cores, 904. spread out iron axis, 905. pressure springs, 906. adjusting blocks, 907. pipe clamp heads, 9071. pipe clamp chambers, 908. limited blocks.
Specific implementation mode
This practicality is newly described further with reference to the accompanying drawings and examples.
In Fig. 1, a kind of infusion safety warning device a comprising box body 1, an alarm 3, a warning lamp 4 and always Galvanic electricity source 2.As shown in Figure 1, DC power supply 2 is arranged in box body 1, alarm 3, warning lamp 4 are inlaid in respectively on box body 1.Its In, the 12V that DC power supply 2 is obtained using 12V accumulators or using conventional household AC power through transformation, rectification and filtering is straight Galvanic electricity source.In the present embodiment, DC power supply 2 is preferentially obtained using conventional household AC power through transformation, rectification and filtering 12V DC power supply.Alarm 3 uses common buzzer, such as commercially available LZQ-2724B types buzzer.Warning lamp 4 uses Common diode.
In Fig. 1, a kind of infusion safety warning device further includes a locating clip 6 and a photoelectric liquid level sensor 7.
As shown in Figure 1, locating clip 6 includes the first clamp 601 and the second clamp 602, the first clamp 601 and the second clamp Pin joint is carried out by axis pin 603 between 602, and is equipped with a torsional spring 604, the torsion between the first clamp 601 and the second clamp 602 Spring 604 forces the first clamp 601 and the second clamp 602 mutually to tend to clamp.
As shown in Figure 1, photoelectric liquid level sensor 7 uses commercially available GDY-200 types photoelectric liquid level sensor, it is by a hair Electric switch 703 built in optical diode 701, a photoreceiver 702 and one forms.Wherein, light emitting diode 701 is embedded in solid It is scheduled on the first clamp 601 of locating clip 6, the embedding peace of photoreceiver 702 is fixed on the second clamp 602 of locating clip 6, and is sent out Optical diode 701 is corresponding with photoreceiver 702.
In fig. 2, light emitting diode 701 is connected electrically between the positive and negative electrode of DC power supply 2, photoreceiver 702 and electricity Air cock 703 is electrically connected, and the electric switch 703 of alarm 3, warning lamp 4 through photoelectric liquid level sensor 7 is connected electrically in direct current Between the positive and negative electrode in source 2.
In the use of the present invention, being clamped in locating clip 6 close on the woven hose of infusion bottle, sensed using photoelectric level In two kinds of extended medias reflection and refraction principle occur for the infrared ray that the light emitting diode 701 of device 7 is emitted, and are being infused When pipe lacks liquid, photoreceiver 702 receives the light that light emitting diode 701 is sent out and drives built-in electric switch 703, to connect the circuit for being connected to alarm 3 between 2 positive and negative electrode of DC power supply, warning lamp 4,3 sounding of alarm, warning Lamp 4 shines, and medical staff is reminded to replace liquid in time.
Locating clip generates skidding when woven hose is clamped in order to prevent, as shown in Figure 1, in the first clamp 601 of locating clip 6 Inside is equipped with the first skid resistant course 801, and the second skid resistant course 802, the first skid resistant course 801 and the are equipped in the inside of the second clamp 602 Two skid resistant courses 802 are corresponding and are in arc-shaped respectively.
Woven hose is clamped when in order to enable woven hose to lack liquid in time, as shown in Figure 1, the invention also includes an electromagnetism Clamping switch 9.
In Fig. 1, electromagnetic clamp switch 9 is spread out iron axis by a upper shell 901, a lower housing 902, an electromagnet 903, one 904 and one pipe clamp head 907 form.
As shown in Figure 1, being threadedly coupled between upper shell 901 and lower housing 902.
In Fig. 1, a cavity 9011 being opened up in the inside of upper shell 901, electromagnet 903 is fixed in cavity 9011, It is made of conventional electromagnetic coil 9031 and iron core 9032.
As shown in Figure 1, coaxial line perforation opens up an axis hole 9021 and a pressure regulating cavity 9022 on lower housing 902, in lower casing Vertical axis opens up a tube chamber 9023 on body 902, is opened up with one through notch 9024 on the side chamber wall of tube chamber 9023.Spread out iron axis 904 one end passes through pressure regulating cavity 9022, axis hole 9021 to extend to outside lower housing 902, and corresponding with electromagnet 903, and spread out iron The other end of axis 904 is extended in tube chamber 9023 and is threadedly coupled with pipe clamp head 907, which has a pipe clamp chamber 9071.It is threadedly coupled an adjusting block 906 at the middle part for the iron axis 904 that spreads out, between the bottom of chamber of pressure regulating cavity 9022 and adjusting block 906 Spread out and is set with a pressure spring 905 on iron axis 904.
In fig. 2, electric switch 603 of the electromagnetic coil 9031 of electromagnet 903 through photoelectric liquid level sensor 6 is connected electrically in Between the positive and negative electrode of DC power supply 2.
In the use of the present invention, the woven hose that will be far from infusion bottle passes through and is entered in tube chamber 9023 by notch 9024, and will Woven hose is placed in the pipe clamp chamber 9071 of pipe clamp head 907.When woven hose lacks liquid, photoreceiver 702 receives hair Light that optical diode 701 is sent out and drive built-in electric switch 703, to connect be connected to 2 positive and negative electrode of DC power supply it Between electromagnet 903 electromagnetic coil 9031 circuit, electromagnetic coil 9031 generate magnetic force and make iron core 9032 magnetize, electromagnet 903 overcome 905 active force of pressure spring to be attracted the iron axis 904 that spreads out, and the iron axis 904 that spreads out drives pipe clamp head 907 to be axially moved, makes pipe clamp head Dislocation is generated between 907 and the tube chamber 9023 of lower housing 902, the woven hose in pipe clamp chamber 9071 is squeezed and clamps, to Prevent the fluid in woven hose from continuing to output；Electromagnetic coil 9031 is no longer attracted the iron axis that spreads out in dead electricity, electromagnet 903 904, the iron axis 904 that spreads out drives pipe clamp chamber 9071 to reset under the action of pressure spring 905, and woven hose can take out.
Spread out in order to prevent iron axis 904 end abjection, in Fig. 1, extending to the iron axis 904 that spreads out outside lower housing 902 A limited block 908 is fixedly connected on one end.
Woven hose abjection, such as Fig. 1 from tube chamber 9023 are can smoothly enter into inside tube chamber 9023 and prevent in order to be conducive to woven hose It is shown, by notch 9024 by outside to tapered in tube chamber.
In order to prevent before infusion in woven hose without fluid when, alarm 3 and warning lamp 4 carry out false alarm prompt, such as Fig. 1 It is shown, a switch 5 is embedded on box body 1.In fig. 2, switch 5 is serially connected in the anode and photoelectric liquid level sensor 6 of DC power supply 2 Electric switch 603 between.The electric switch 603 for controlling photoelectric liquid level sensor 6 when not being infused by switch 5 is disconnected Road.
The present invention have the advantages that it is easy to operate, meanwhile, present invention employs photoelectric liquid level sensors as control element, Therefore product cost is low, warning sensitivity is high.

Claims (5)

1. a kind of infusion safety warning device comprising a box body, an alarm, a warning lamp and a DC power supply, it is described DC power supply is arranged in the box body, and the alarm, warning lamp are inlaid on box body respectively, it is characterised in that：Its Further include a locating clip and a photoelectric liquid level sensor, the photoelectric liquid level sensor includes a light emitting diode, one photosensitive Electric switch built in receiver and one, the light emitting diode is mounted on a clamp of the locating clip, described Photoreceiver is mounted on another clamp of the locating clip, and light emitting diode is corresponding with photoreceiver, described Light emitting diode, be connected electrically between the positive and negative electrode of DC power supply, the photoreceiver electrically connects with electric switch It connects, the alarm, warning lamp are connected electrically in through electric switch between the positive and negative electrode of DC power supply.
2. a kind of infusion safety warning device according to claim 1, it is characterised in that：It further includes that an electromagnetic clamp is opened It closes, electromagnetic clamp switch spreads out iron axis by a upper shell, a lower housing, an electromagnet, one and a pipe clamp head forms, described It is threadedly coupled between upper shell and lower housing, a cavity is opened up on the inside of the upper shell, the electromagnet is fixed on In the cavity, and electric switch of the electromagnetic coil of the electromagnet through photoelectric liquid level sensor is connected electrically in direct current Between the positive and negative electrode in source；Coaxial line perforation opens up an axis hole and a pressure regulating cavity on the lower housing, in the lower housing Upper vertical axis opens up a tube chamber, is opened up on the side chamber wall of the tube chamber and passes through notch with one；It is described to spread out the one of iron axis The other end that end extends to the iron axis that spreads out outside lower housing and corresponding with the electromagnet, described across pressure regulating cavity, axis hole prolongs It extends in tube chamber and is threadedly coupled with the pipe clamp head, a pipe clamp chamber is equipped in the pipe clamp head；In the iron axis that spreads out Middle part be threadedly coupled an adjusting block, be set with a pressure regulation bullet on the iron axis that spreads out between the bottom of chamber and adjusting block of the pressure regulating cavity Spring.
3. a kind of infusion safety warning device according to claim 2, it is characterised in that：Lower housing is extended in described It is fixedly connected with a limited block on one end of the outer iron axis that spreads out.
4. a kind of infusion safety warning device according to claim 2, it is characterised in that：It is described by notch by outside extremely It is tapered in tube chamber.
5. a kind of infusion safety warning device according to claim 1, it is characterised in that：One is embedded on the box body Switch, the switch are serially connected between the anode of DC power supply and the electric switch of photoelectric liquid level sensor.
CN201810718248.XA 2018-07-03 2018-07-03 A kind of infusion safety warning device Withdrawn CN108578829A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810718248.XA CN108578829A (en) 2018-07-03 2018-07-03 A kind of infusion safety warning device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810718248.XA CN108578829A (en) 2018-07-03 2018-07-03 A kind of infusion safety warning device

Publications (1)

Publication Number Publication Date
CN108578829A true CN108578829A (en) 2018-09-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810718248.XA Withdrawn CN108578829A (en) 2018-07-03 2018-07-03 A kind of infusion safety warning device

Country Status (1)

Country Link
CN (1) CN108578829A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116603129A (en) * 2023-07-20 2023-08-18 常州市环康医疗器械有限公司 Disposable sterile medical catheter flow velocity measurement equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116603129A (en) * 2023-07-20 2023-08-18 常州市环康医疗器械有限公司 Disposable sterile medical catheter flow velocity measurement equipment
CN116603129B (en) * 2023-07-20 2023-10-03 常州市环康医疗器械有限公司 Disposable sterile medical catheter flow velocity measurement equipment

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Application publication date: 20180928