CN103111001A - Infusion apparatus - Google Patents

Infusion apparatus Download PDF

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Publication number
CN103111001A
CN103111001A CN2013100675322A CN201310067532A CN103111001A CN 103111001 A CN103111001 A CN 103111001A CN 2013100675322 A CN2013100675322 A CN 2013100675322A CN 201310067532 A CN201310067532 A CN 201310067532A CN 103111001 A CN103111001 A CN 103111001A
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CN
China
Prior art keywords
infusion
microcontroller
control valve
information
drip
Prior art date
Application number
CN2013100675322A
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Chinese (zh)
Inventor
田万宝
潘树贺
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深圳市万聚源科技有限公司
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Priority to CN2013100675322A priority Critical patent/CN103111001A/en
Publication of CN103111001A publication Critical patent/CN103111001A/en

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M39/00Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/22Valves or arrangement of valves
    • A61M39/28Clamping means for squeezing flexible tubes, e.g. roller clamps
    • A61M39/281Automatic tube cut-off devices, e.g. squeezing tube on detection of air
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/168Means 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
    • A61M5/16886Means 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 for measuring fluid flow rate, i.e. flowmeters
    • A61M5/1689Drip counters

Abstract

The invention discloses an infusion apparatus. The infusion apparatus comprises an infusion bottle and the infusion apparatus inserted into the infusion bottle. A drip cup and a flow control valve are arranged on a flexible pipe of the infusion apparatus. The infusion apparatus further comprises a dripping speed sensor and a single chip. The dripping speed sensor is used for detecting dripping speed of the drip cup and sending the detected information to the single chip. The single chip receives the information and controls the flow control valve according to comparing result of the information and a preset value. The infusion apparatus has the advantages that the infusion speed can be controlled according to need of a patient in using, and valve closing movement can be executed aiming at two phenomena of needle running and no dripping fluid occurred in the infusion process, and safety in the infusion process is ensured.

Description

一种输液器 An infusion device

技术领域 FIELD

[0001] 本发明涉及一种医疗器械,尤其涉及一种输液器。 [0001] The present invention relates to a medical instrument, particularly to an infusion.

背景技术 Background technique

[0002]目前,输液是医疗中的常用手段,输液所用的输液器大多采用袋装的形式或者瓶装的形式。 [0002] Currently, the medical infusion conventional means, infusion infusion mostly used in the form of bottled or bagged form. 然而在医护人员给病人输液的时候,第一、将静脉穿刺针的插入病人静脉内,其插入的位置高度被输液瓶的高度位置所限定,一旦高度高于输液瓶高度,将无法进行输液。 However, in the medical infusion to the patient when the first, the venipuncture needle is inserted into the vein of a patient, is inserted into the position defined by the height of the infusion bottle height, once the height of the infusion bottle height above, infusion will not. 第二、输液过程中,当出现跑针或者是滴液结束的情况下,需要由病人自身提醒医护人员后,由医护人员处理,当医护人员没有及时处理或者是病人未能提醒的情况下,有可能会出现回血或者浪费药水的现象。 After the second infusion process, when the event is running or dropping the needle end, it is necessary to remind the patient's own medical treatment by health care professionals, medical staff in the case where the patient is not treated or failure alerts, there may be a return to the blood or waste syrup phenomenon.

发明内容 SUMMARY

[0003] 本发明的目的是针对上述现有技术存在的缺陷,提出一种输液器。 [0003] The object of the present invention is directed to the above-described defects of the prior art, to provide a infusion.

[0004] 本发明米用的技术方案是,设计一种输液器,包括:输液瓶、插入输液瓶的输液器,所述输液器的软管上设置有滴壶和流量控制阀,还包括一滴速感应器和单片机,所述的滴速感应器用于检测滴壶的滴速,并将检测到的信息传送到单片机,所述的单片机接收该信息,井根据该信息和预设值的比对结果对流量控制阀进行控制。 [0004] The technical solution of the present invention is used Mingmi design An infusion device, comprising: an infusion bottle, insert the infusion infusion bottle, provided with a drip chamber and the flow control valve on the infusion hose, further comprising a drop speed sensor and microcontroller, the dropping rate sensor for detecting a drip cup dropping rate, and transmits the information to the microcontroller detected, the microcontroller receiving the information, the information is well aligned according to a preset value and The results of the flow control valve is controlled.

[0005] 在一实施例中,所述的滴速感应器卡接在所述滴壶上,检测滴壶的液滴间隙时间,并将该间隙时间信息传送到单片机,单片机将间隙时间与预设值进行实时对比,然后把误差的信息转换成电信号,向控制阀发送控制信号。 [0005] In one embodiment, the drip rate sensor snap on the drip chamber, the droplet gap detector dropwise pot, and transmits the time information to the MCU gap, the gap time and the pre-SCM set value comparison in real time, and then converts into an electrical signal error information, sends control signals to the control valve.

[0006] 所述的流量控制阀包括一U型卡ロ,该卡ロ的ー侧为活动的滑块;与所述滑块配合的导引滑轨;和固定在控制阀内的驱动电机,所述驱动电机由所述的单片机控制,带动所述滑块的移动,从而控制输液管的流量。 Traffic [0006] The control valve comprises a U-shaped card ro, ro ー side of the card is active slider; slider engaged with the guide rail; and secured in the control valve drive motor, the driving motor control by the microcontroller to drive the movement of the slider, to control the flow of the infusion tube.

[0007] 所述输液器的进气管通过ー接口和一止回阀与气泵连接。 [0007] The infusion ー interfaces and the intake pipe is connected through a check valve pump.

[0008] 所述的止回阀和气泵之间设有ー气压感应器,所述的气泵与该感应器连接,控制输液器的进气ロ压カ。 [0008] ー pressure sensor is provided between the check valve and the air pump, the air pump is connected to the sensor, an intake control infusion pressure ro ka.

[0009] 与现有技术相比,本发明采用的滴速感应器将滴液速度传输给单片机,单片机对输液速度的预设值进行对比分析处理,通过控制流量控制阀从而精准控制了输液速度,连接与进气管道上的气泵保证了输液过程中的稳定的气压,整个结构安装方便,结构简単。 [0009] Compared with the prior art, the present invention employs the inductor drip dropping speed transmission comparative analysis to the microcontroller, the microcontroller defaults to the infusion rate by controlling the flow control valve so as to precisely control the infusion rate connected to the inlet line of the pump to ensure the stability of pressure during infusion, the entire structure easy installation, simple structure radiolabeling.

附图说明 BRIEF DESCRIPTION

[0010] 图1为本发明的结构示意图。 [0010] FIG. 1 is a schematic structural diagram of the present invention.

具体实施方式 Detailed ways

[0011] 下面结合附图和实施例对发明进行详细的说明。 And drawings of the invention embodiments described in detail [0011] below in conjunction.

[0012] 如图1所不,本发明提出的输液器,包括:输液瓶I和插入输液瓶上的输液器2,输液器依次为连接贯通的瓶塞穿刺器、输液管、滴壶4、过滤器和静脉穿刺针,以及从瓶塞穿刺器底部延伸出的进气管道、输液器2的进气管通过接口6和止回阀7与气泵8连接,止回阀7与气泵8之间安装有一气压感应器9。 [0012] FIG. 1 is not, proposed by the present invention, the infusion device, comprising: I infusion bottles and infusion in the infusion bottle 2 is inserted, followed by infusion of Spikes connected through the infusion tube, drip chamber 4, filter and venous puncture needle, and extending from the bottom Spikes intake duct, infusion of the intake pipe 2 through the interface 6 and the check valve 7 and the pump 8 is connected, is mounted between the check valve 7 and the pump 8 9 has a pressure sensor. 输液器进一步包括依次电连接的滴速感应器3、单片机10和流量控制阀5,滴速感应器3呈U型并套设于滴壶上部、流量控制阀5安装在滴壶下端的输液管上。 Further comprising a drip infusion inductor electrically connected in sequence 3, the microcontroller 10 and the flow control valve 5, the sensor 3 has a U-drip and sleeved on an upper portion of drip chamber, the flow control valve 5 is mounted in the infusion tube lower end of the drip chamber on.

[0013] 滴速感应器3采用对应设置在滴壶4两侧对射式LED红外对管,红外对管由红外发射管和红外接收管构成,而且还设有放大电路构成的主控板,其内设置的与单片机芯片配合编辑的逻辑控制程序及功率驱动电路,从而形成了一个完整的滴速感应控制系统。 [0013] 3 A drip sensor arranged corresponding to both sides of the drip chamber 4 through beam infrared LED tubes, infrared tubes and the infrared emission of infrared receiver tubes, but also a control board of the amplification circuit, disposed within the single chip with the logic control program, and editing power drive circuit, so as to form a complete drip induction control system.

[0014] 流量控制阀5包括一U型卡口,该卡口的一侧为活动的滑块,滑块设有匹配的导引滑轨,且滑块上设有固定螺母,螺母与固定在控制阀内的驱动电机的螺纹输出轴配合,由驱动电机带动滑块的前后移动。 [0014] The flow control valve 5 comprises a U-shaped mount, the mount is provided with a side guide rail of matching activities as the slider, and the slider is provided with a fixing nut, and the nut is fixed a threaded output shaft of the drive motor with the control valve, the front and rear by a driving motor to drive the movement of the slider.

[0015] 在医务人员使用输液器给病人输液时,气泵8向输液瓶I中不断冲气,维持正常输液时所需要的气压力度,并根据气压感应器9检测的输液气压,相对应的调整输气力度,维持输液瓶I中的恒定的输液气压,克服了在输液过程中,病人位置高于输液瓶I位置时无法进行输液的现象。 [0015] When medical personnel infusion to the patient infusion, pump 8 continuously gassing the infusion bottle I, while maintaining the normal infusion required pressure strength, according to the infusion pressure 9 detected by the pressure sensor, the corresponding adjusted gas transmission efforts to maintain a constant pressure infusion infusion bottle I, the phenomenon can not be overcome when the infusion during the infusion, the patient position higher than the infusion bottle I position.

[0016] 输液开始后,滴壶4内的液滴每掉落一次就阻挡一次红外对管的红外线,放大电路就会向单片机输送电压脉冲,并在单片机进行逻辑计算,多次累加,则能计算出液滴间隙时间,单片机10将该间隙时间信息与预设值进行实时对比,然后把误差的信息转换成电信号,当滴速和设定的滴速误差百分之二十的时候,就会对流量控制阀5中的驱动电机发出指令进行校正,控制驱动电机输出轴正向或反向转动,从而前后移动滑块,控制U型卡口的阀口大小,进而控制输液管的中的输液流量。 [0016] after the start of infusion, drip chamber 4 drops in each drop once again blocking infrared IR on the tube, the amplifier will be conveyed to the microcontroller pulse voltage, and the microcontroller logic calculations, accumulated times, is able to calculate the time interval drops, the microcontroller 10 the gap time information in real time comparison with a preset value, the error information is then converted into an electric signal, and when the drip dropping speed is set when twenty percent error, will send the flow control valve 5 for the drive motor correction instruction, the drive control of the motor output shaft is rotated forward or reverse direction, thereby moving the slider back and forth, the size of the control port of the U-shaped mount, and thus control the infusion tube the infusion flow rate.

[0017] 在本发明中,输液器还针对“无滴液”和“跑针”两种现象设置有关阀的执行动作,当单片机10连续接收到6次液滴间隙时间衰减信息时,就会识别为跑针状态,随后就执行关阀动作,从而达到了跑针保护状态。 [0017] In the present invention, the infusion valve is also provided for performing actions relating to "drip free" and "run needle" two phenomena, when the microcontroller 10 receives the six consecutive droplets decay time gap information, will run state identified as a needle, then executes the valve-closing, so as to achieve a run needle protection state.

[0018] 当输液瓶I内的液滴滴完时,滴壶4内无滴液落下,单片机10以上次滴速感应器3的液滴间隙时间计算,延后10秒单片机10就会对流量控制阀5执行关阀动作,从而达到了无滴液保护状态。 [0018] When the liquid drops in the infusion bottle I finished, the drip chamber 4 without dripping down, the microcontroller 10 times more droplets drip sensor 3 calculates the time interval, the microcontroller 10 will be delayed for 10 seconds Flow 5 executes the control valve-closing valve, so as to achieve protection state without dripping.

[0019] 上述实施例仅用于说明本发明的具体实施方式。 [0019] In the above-described embodiments are illustrative only of particular embodiments of the present invention. 应当指出的是,对于本领域的普通技术人员来说,在不脱离本发明构思的前提下,还可以做出若干变形和变化,这些变形和变化都应属于本发明的保护范围。 It should be noted that those of ordinary skill in the art, without departing from the inventive concept premise, can make various modifications and changes, modifications and variations which should belong to the scope of the present invention.

Claims (5)

1.一种输液器,包括:输液瓶(1)、插入输液瓶的输液器(2),所述输液器的软管上设置有滴壶(4)和流量控制阀(5),其特征在于:还包括一滴速感应器(3)和单片机(10),所述的滴速感应器(3)用于检测滴壶的滴速,并将检测到的信息传送到单片机(10),所述的单片机接收该信息,并根据该信息和预设值的比对结果对流量控制阀(5)进行控制。 An infusion device, comprising: an infusion bottle (1), inserted infusion infusion bottle (2), said hose is provided on the infusion set with a drip chamber (4) and a flow control valve (5), characterized in further comprising: a drop velocity sensor (3) and a microcontroller (10), said drip rate sensor (3) for detecting a drip cup dropping rate, and transmits the detected information to the microcontroller (10), the said microcontroller receives the information, and the flow control valve of this information according to the comparison result and the preset value (5) is controlled.
2.如权利要求1所述的输液器,其特征在于:所述的滴速感应器(3)卡接在所述滴壶上,检测滴壶的液滴间隙时间,并将该间隙时间信息传送到单片机(10),单片机将间隙时间与预设值进行实时对比,然后把误差的信息转换成电信号,向控制阀(5)发送控制信号。 And the time information of the drip gap sensor (3) snap onto the drip chamber, the droplet gap detector dropwise pot,: infusion set as claimed in claim 1, characterized in that transmitted to the microcontroller (10), the gap time the microcontroller in real time comparison with a preset value, then converts the information into an electrical signal an error, sends control signals to the control valve (5).
3.如权利要求2所述的输液器,其特征在于:所述的流量控制阀(5)包括一 U型卡口,该卡口的一侧为活动的滑块;与所述滑块配合的导引滑轨;和固定在控制阀内的驱动电机,所述驱动电机由所述的单片机(10)控制,带动所述滑块的移动,从而控制输液管的流量。 3. The infusion device according to claim 2, wherein: said flow control valve (5) comprises a U-shaped mount, the mount side of the slider is active; mate with the slide a guide rail; and a driving motor fixed to the control valve, the drive motor (10) controlled by the microcontroller to drive the movement of the slider, to control the flow of the infusion tube.
4.如权利要求1所述的输液器,其特征在于:所述输液器(2)的进气管通过一接口(6)和一止回阀(7)与气泵(8)连接。 4. The infusion device according to claim 1, wherein: the infusion inlet tube (2) by an interface (6) and a check valve (7) and the pump (8).
5.如权利要求4所述的输液器,其特征在于:所述的止回阀(7)和气泵(8)之间设有一气压感应器(9 ),所述的气泵(8 )与该感应器连接,控制输液器的进气口压力。 5. The infusion device according to claim 4, wherein: the check valve (7) is provided with a pressure sensor (9) and the air pump (8), said pump (8) with the sensors, and controls the infusion inlet pressure.
CN2013100675322A 2013-03-04 2013-03-04 Infusion apparatus CN103111001A (en)

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CN2013100675322A CN103111001A (en) 2013-03-04 2013-03-04 Infusion apparatus
PCT/CN2014/072055 WO2014134997A1 (en) 2013-03-04 2014-02-13 Infusion apparatus

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CN103940481A (en) * 2014-05-14 2014-07-23 胡达广 Laser micro-flow detection device
CN103977477A (en) * 2014-05-29 2014-08-13 胡达广 Laser micro-flow automatic control device
CN104014049A (en) * 2014-06-25 2014-09-03 深圳市万聚源科技有限公司 Control system and control method of infusion pump
WO2014134997A1 (en) * 2013-03-04 2014-09-12 深圳市万聚源科技有限公司 Infusion apparatus
CN104225711A (en) * 2014-09-25 2014-12-24 河南科技大学第一附属医院 Infusion connecting device
CN104857594A (en) * 2015-06-15 2015-08-26 中国人民解放军第三军医大学第三附属医院 Air pump type integrated transfusion equipment
CN105268058A (en) * 2015-11-23 2016-01-27 四川理工学院 Two-stage control based transfusion speed adjusting apparatus

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CN2208933Y (en) * 1994-11-30 1995-10-04 林梦麟 Infusion monitors
CN2296731Y (en) * 1997-05-24 1998-11-11 黎初升 Monitoring system for infusion in ward
CN203220646U (en) * 2013-03-04 2013-10-02 深圳市万聚源科技有限公司 Infusion apparatus

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014134997A1 (en) * 2013-03-04 2014-09-12 深圳市万聚源科技有限公司 Infusion apparatus
CN103940481A (en) * 2014-05-14 2014-07-23 胡达广 Laser micro-flow detection device
CN103977477A (en) * 2014-05-29 2014-08-13 胡达广 Laser micro-flow automatic control device
CN104014049A (en) * 2014-06-25 2014-09-03 深圳市万聚源科技有限公司 Control system and control method of infusion pump
CN104225711A (en) * 2014-09-25 2014-12-24 河南科技大学第一附属医院 Infusion connecting device
CN104857594A (en) * 2015-06-15 2015-08-26 中国人民解放军第三军医大学第三附属医院 Air pump type integrated transfusion equipment
CN104857594B (en) * 2015-06-15 2019-02-01 中国人民解放军第三军医大学第三附属医院 Air-pump type integrates infusion equipment
CN105268058A (en) * 2015-11-23 2016-01-27 四川理工学院 Two-stage control based transfusion speed adjusting apparatus

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