CN101975640A - Device for detecting blocking pressure and pill quantity of infusion pump/injection pump - Google Patents

Device for detecting blocking pressure and pill quantity of infusion pump/injection pump Download PDF

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CN101975640A
CN101975640A CN 201010269606 CN201010269606A CN101975640A CN 101975640 A CN101975640 A CN 101975640A CN 201010269606 CN201010269606 CN 201010269606 CN 201010269606 A CN201010269606 A CN 201010269606A CN 101975640 A CN101975640 A CN 101975640A
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connected
pressure
way valve
end
rigid conduit
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CN 201010269606
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Chinese (zh)
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余传意
周颖
张敏燕
张朋
王慧芳
王殊轶
谭杰
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上海理工大学
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Abstract

The invention discloses a device for detecting blocking pressure and pill quantity of an infusion pump/an injection pump. The device comprises a shell, a power supply, a data acquisition system, a PCB panel, a pressure generation device and a pill quantity collection device, wherein the power supply and an operation indicator lamp are arranged above a shell panel, and a water inlet and a water outlet are arranged below the shell panel; the water inlet is sequentially connected with a conduit with the length of 1m and the infusion pump/the injection pump; the PCB panel is arranged at the inner bottom layer of the shell; the first end of a three-way valve II in the shell is connected with a pressure sensor, the second end of the three-way valve II is connected with a curve rigid conduit, and the third end of the three-way valve II extends out of the shell to be sequentially connected with the rotary valve of the pill quantity collection device and a rigid conduit II; the first end of the three-way valve I of the pressure generation device is connected with a solenoid valve, the second end of the three-way valve I is connected with a rigid conduit I, and the other end of the rigid conduit I is connected to the water inlet, and the third end of the three-way valve I is connected with the curve rigid conduit; and after passing an acquisition terminal and a conditioning module, signals of the pressure sensor enter into an acquisition card. The precision of detecting the blocking pressure and the pill quantity of the infusion pump/the injection pump by utilizing the device of the invention can be more than or equal to 1%.

Description

输液泵/注射泵堵塞压力和丸剂量检测装置 Infusion pumps / pressure syringe pump clogging and pills amount detecting means

技术领域 FIELD

[0001] 本发明涉及一种输液泵/注射泵堵塞压力和丸剂量检测装置。 [0001] The present invention relates to an infusion pump / pressure syringe pump clogging and pills amount detecting means. 背景技术 Background technique

[0002] 在临床中,输液泵/注射泵是用来向患者精确,勻速地输送药液的仪器。 [0002] In the clinic, infusion pump / syringe pump was used to precision instruments, uniform delivery of liquid to a patient. 堵塞压力和丸剂量是输液泵/注射泵重要的技术指标,当输液泵发生部分堵塞或者完全堵塞时,反应的实际问题是给患者注射的液体量小于预先设定值,意味着输液泵/注射泵没有按照预先设定的流速给患者进行注射,一方面延长病人的给药时间,另一方面由于给药量的不足, 使药效大减,有些危急生命的疾病可能导致失去最佳抢救时间;特别是当堵塞压力远远大于人体内的正常压力值时,或者当输液泵/注射泵的丸剂量数值过大时,甚至可能引发医疗事故。 Bolus dose of clogging and pressure infusion pump / syringe pump important technical indicators, when the infusion pump blocked or partially complete blockage occurs, the real problem is the reaction of the patient to the amount of liquid injected is less than the preset value, means that the infusion pump / injection pump is not in accordance with a predetermined flow rate to the patient injection, on the one hand to extend the delivery time for patients, on the other hand due to the lack of the administered dose, the efficacy greatly reduced, some life-threatening disease can lead to lose the best rescue time ; clogging especially when pressure is far greater than the normal pressure value of the human body, or when the infusion pump bolus dose values ​​/ syringe pump is too large, and even may cause medical malpractice. 因此阻塞压力和丸剂量的检测将对输液泵/注射泵制造的质量,提供科学的技术指标和质量保证。 Therefore, blocking and pressure pill dose infusion quality testing will pump / injection pump manufacturers to provide scientific technical indicators and quality assurance. 然而到目前为止,尚未查到与输液泵/注射泵堵塞压力和丸剂量检测有关的装置,也没有任何数据可供使用者参考,部分输液泵/注射泵只是给出了一个堵塞压力值范围。 However, to date, not been found with an infusion pump / pressure injection pump and plugging means for detecting bolus dose related, there is no user data for the reference, the pump portion of the infusion / injection pump gives only a blockage range of pressure values. 虽然国外部分专利中提到了一些检测方法,但存在一个共同的问题,即都不是根据国际标准IEC 60601-2-24:1998中所要求的结构进行设计的,并且相对而言其结构较为复杂。 Although detection methods mentioned some foreign patents section, but there is a common problem that is not in accordance with the international standard IEC 60601-2-24: structural design requirements in 1998, and its structure is relatively complicated.

发明内容 SUMMARY

[0003] 本发明公开了一种输液泵/注射泵堵塞压力和丸剂量检测装置,其目的在于通过对输液泵/注射泵堵塞压力和丸剂量检测,向医疗机构提供质量合格的输液泵/注射泵,真正使它成为向患者精确,勻速地输送药液的仪器,以避免输液过程中因药量大小所产生的医疗效果差或引发医疗事故。 [0003] The present invention discloses an infusion pump / pressure syringe pump clogging amount detecting means and the pill, it is an object by infusion pump / pressure injection pump and clogging detection dose pills, provide acceptable quality infusion pump / injection into medical institutions the pump, making it a truly accurate instrument, uniform delivery of liquid to the patient, to avoid dose during infusion due to the size difference produced medical effects or cause medical malpractice.

[0004] 输液泵/注射泵堵塞压力和丸剂量检测装置,包括壳体,壳体内置电源,数据采集系统,PCB (印刷电路板)面板,压力产生装置和丸剂量收集装置,其特征在于: [0004] Infusion pumps / pressure syringe pump clogging and pills amount detecting means, comprises a housing built-in power, the data acquisition system, the PCB (printed circuit board) panel, the pressure generating means and the pellet dose collection apparatus, comprising:

A)壳体的正面面板上方设置电源指示灯、运行指示灯,下方设置出水口、进水口,进水口依次与1米长导管、输液泵/注射泵连接,壳体的背面面板设置有风扇、RS-232接口和电源开关;RS-232主要作用是控制电磁阀的开关; Front panel A) a housing disposed above the power light, running lights, is provided below the water outlet, water inlet, water inlet conduits sequentially and 1 meter long, infusion pump / syringe pump connected to the back panel of the housing is provided with a fan, RS-232 interface and power switch; RS-232 is the main function of the switch control solenoid valve;

B) PCB面板置于壳体内底层,其上连接电子器件,继电器,所述的PCB面板还包括压力传感器,三通阀二和弯曲硬质导管;三通阀二一端连接压力传感器,第二端连接弯曲硬质导管,压力传感器和三通阀二中内置毛细钢管,PCB面板与计算机通过USB2. 0通用串行总线接口连接;三通阀二主要作用为:内置毛细钢管进行液体和空气的排空; B) PCB panel disposed within the housing bottom, to which is attached an electronic device, a relay, the PCB panel further includes a pressure sensor, a two-way valve and a rigid curved conduit; two-way valve connected to an end of a pressure sensor, a second the curved connecting end rigid conduit, two built-in steel capillary pressure sensor and three-way valve, PCB panel USB2 0 with the computer through a universal serial bus interface connector; two-way valve is a major role: the built-in steel pipe capillary liquid and air emptying;

C)所述压力产生装置由电磁阀,三通阀一和硬质导管一组成;三通阀一一端连接电磁阀,第二端连接硬质导管一,硬质导管一另一端连接到进水口,三通阀一第三端连接弯曲硬质导管;三通阀一的主要作用为:使液体流向弯曲导管产生堵塞压力,并且在测试完成之后释放液体; C) the pressure generating means of the solenoid valve, and a three-way valve consisting of a rigid conduit; three-way valve is a solenoid valve connected to one end, a second end connected to a rigid pipe, a rigid conduit is connected to the other end of the feed outlet three-way valve connected to a third terminal bending rigid catheter; a major role as a three-way valve: liquid flow conduit bending pressure clogged, and the liquid is released after completion of the test;

D)所述丸剂量收集装置包括硬质导管二和旋转阀;三通阀二第三端伸出壳体外依次与丸剂量收集装置的旋转阀、硬质导管二连接; D) collecting the pellet dosage means comprises two rigid conduits and the rotary valve; projecting end of the third two-way valve rotary valve outer housing means and successively collecting dose pills, rigid second connecting conduit;

E)所述数据采集系统由采集端子、连接线,调理模块和采集卡组成;采集端子通过导线与调理模块相连,调理模块通过连接线与采集卡相连;压力传感器信号经过采集端子,再通过调理模块放大、滤波后进入采集卡;由计算机处理显示。 E) the data acquisition system acquired by the terminal, cable, and conditioning module consisting acquisition card; acquisition terminal via a wire and conditioning module is connected, via a connection conditioning module is connected to the acquisition card; acquisition terminal via a pressure sensor signal, then through the conditioning module amplifies, filtered enters the acquisition card; display processing by a computer.

[0005] 所述进水口,出水口和丸剂量收集装置位于同一水平线。 [0005] The inlet, outlet and collection means located in the same pill dose level.

[0006] 所述压力传感器的压力范围为0〜200kPa,线性度为(-0· 25〜+ 0. 25)%VFSS,灵敏度为0. 2mV/kPa,环境温度为0°C〜40°C,相对湿度为30%〜95%。 Pressure range [0006] of the pressure sensor is 0~200kPa, linearity (-0 · 25~ + 0. 25)% VFSS, sensitivity 0. 2mV / kPa, ambient temperature of 0 ° C~40 ° C , relative humidity of 30% ~ 95%.

[0007] 所述的采集卡具有至少12位A/D转换器,采样率可达ΙΟΟΚΗζ,模拟信号可以以单端信号或差分信号进行输入。 According to [0007] capture card having at least 12 bit A / D converter sampling rate of up ΙΟΟΚΗζ, the analog signal may be input to a single-ended signal or a differential signal.

[0008] 所述的调理模块具有100倍的放大倍数,环境温度为0°C〜40°C,精确度彡0. 1%。 Magnification [0008] The conditioning module 100 has a fold, an ambient temperature of 0 ° C~40 ° C, 0.1% San accuracy.

[0009] 本发明装置由计算机实时控制,压力产生装置由单片机和编写的软件进行控制; 数据采集系统由软件驱动和编写的软件进行控制,通过软件界面实时显示堵塞压力值。 [0009] The apparatus of the present invention is controlled by a computer in real time, the pressure generating means is controlled by microprocessor and software written; software driven data acquisition system and written by software control, real-time display by plugging pressure software interface. 当收集并测量完丸剂量时,将此数值写入软件界面中相应的输入框,并将实验所得数据保存到Access数据库中。 When the pellet is collected and measurement is finished dosage, this value is written in software interface corresponding input box, and stores the resulting test data to Access database.

[0010] 本发明是一套简洁、准确的检测装置,可以解决输液泵/注射泵在生产和使用时的检测问题,提高产品合格率和安全性,保证产品的质量,避免事故的发生;具有准确度高, 结构设计简洁,成本低廉;同时可以清楚的呈现出整个操作过程等优点,适合推广使用。 [0010] The present invention is a simple, accurate means of detecting, detection problem can be solved infusion pump / syringe pump and used in the production, and product yield is improved safety, to ensure product quality, avoid accidents; having high accuracy, compact design, and low cost; while clearly showing the advantage of the whole operation, etc., suitable for widely used.

附图说明 BRIEF DESCRIPTION

[0011] 图1为本发明外观连接结构示意图; 图2为本发明结构右侧视立体总装示意图; 图3为本发明结构俯视示意图; [0011] Fig 1 a schematic view of the appearance of the present invention, a connection structure; FIG. 2 a perspective schematic view of the right side view of the assembly of the present invention; FIG. 3 a schematic top view of the structure of the present invention;

图4为三通阀二与压力传感器连接示意图; 图5为本发明装置操作流程示意图。 4 is a schematic view of a three-way valve connected to two of the pressure sensor; FIG. 5 schematic flow chart of operation of the device of the present invention.

[0012] 1.计算机,2.电源,3.PCB面板,4.丸剂量收集装置,5.电源指示灯,6.运行指示灯,7.出水口,8.进水口,9. 1米长导管,10. RS-232接口,11.电源开关,12.壳体,13.风扇, 14.采集端子,15.采集卡,16.连接线,17.调理模块,18.压力传感器,19.三通阀二,20.弯曲硬质导管,21.毛细钢管,22.继电器,23.电子器件,24.电磁阀,25.硬质导管一,26.三通阀一,27.硬质导管二, 28.旋转阀。 [0012] Computer 1, 2 power supply, 3.PCB panel 4. pill dose collection apparatus 5 Power indicator, 6. running lights, 7 outlet, 8. Intakes, 9.1 m long catheter, 10. RS-232 interface 11. The power switch 12 housing, 13 fan, 14 collection terminal 15. acquisition card 16 connected to line 17. conditioning module, 18 pressure sensor, 19. two three-way valve, 20 bent rigid conduit 21. capillary tube, 22 relays, 23 electronic device, 24 an electromagnetic valve, 25 a rigid conduit, 26 a three-way valve, 27 for rigid conduit Second, the rotary valve 28.

具体实施方式 detailed description

[0013] 以下结合附图和实施例对本发明做进一步详细描述。 [0013] The present invention will be described in further detail in conjunction with the accompanying drawings and embodiments.

[0014] 输液泵/注射泵堵塞压力和丸剂量检测装置,如图2所示,包括壳体12、壳体内置电源(2),数据采集系统,PCB (印刷电路板)面板3,压力产生装置、丸剂量收集装置4,其特征在于: [0014] Infusion pumps / pressure injection pump and plugging pill dose detection means 2, comprises a housing 12, internal power supply housing (2), a data acquisition system, the PCB (printed circuit board) the panel 3, the pressure generating means a dose pill collecting means 4, characterized in that:

如图1所示:壳体12的正面面板上方设置电源指示灯5、运行指示灯6,下方设置出水口7、进水口8,进水口8依次与1米长导管9、输液泵/注射泵连接,壳体12的背面面板设置有风扇13、RS-232接口10和电源开关11 ; 1: a front panel housing 12 is provided above the power LED 5, 6 running lights, is provided below the outlet 7, inlet 8, and in turn 8 inlet pipe 9 meter long, infusion pump / syringe pump connection, the back panel 12 is provided with a fan housing 13, RS-232 interface 10 and a power switch 11;

如图2、图3所示:PCB面板3置于壳体内底层,其上连接电子器件23,继电器22,所述的PCB面板还包括压力传感器18,三通阀二19和弯曲硬质导管20 ; 2, FIG. 3: PCB bottom panel 3 disposed within the housing, to which is attached an electronic device 23, relay 22, the panel further includes a pressure sensor PCB 18, the three-way valves 19 and two curved rigid conduit 20 ;

如图4所示:三通阀二19 一端连接压力传感器18,第二端连接弯曲硬质导管20,压力传感器18和三通阀二19中内置毛细钢管21,PCB面板3与计算机1通过USB2. 0通用串行总线接口连接;三通阀二19主要作用为:内置毛细钢管进行液体和空气的排空; 4: two-way valve 19 connected to an end of the pressure sensor 18, a second end connected to the rigid curved tube 20, pressure sensor 18 and the three-way valve 19 built in two steel capillary 21, PCB panel 3 to the computer 1 through USB2 0 universal serial bus interface; two-way valve 19 as a major role: built-steel capillary emptying of liquid and air;

所述压力产生装置由电磁阀24,三通阀一26和硬质导管一25组成;三通阀一26 —端连接电磁阀24,第二端连接硬质导管一25,硬质导管一25另一端连接到进水口8,三通阀一26第三端连接弯曲硬质导管20 ;三通阀一26的主要作用为:使液体流向弯曲导管产生堵塞压力,并且在测试完成之后释放液体; The pressure generating device of the solenoid valve 24, a three-way valve 26 and a conduit 25 consisting of a hard; a three-way valve 26--24, a second end connected to a solenoid valve connected to the end of rigid pipe 25 a, a rigid conduit 25 the other end is connected to the water inlet 8, a three-way valve 26 connected to a third terminal of the rigid curved tube 20; a primary role in the three-way valve 26 are: liquid flow conduit bending pressure clogged, and the liquid is released after completion of the test;

所述丸剂量收集装置4包括硬质导管二27和旋转阀28 ;三通阀二19第三端伸出壳体外依次与丸剂量收集装置4的旋转阀28、硬质导管二27连接; The pellet dose collecting device 4 comprises two rigid conduits 27 and the rotary valve 28; two ends of the third three-way valve 19 projecting outside the housing with the pill collecting sequentially the dosing device 28 of the rotary valve 4, two rigid conduit 27 is connected;

所述数据采集系统由采集端子14,采集卡15,连接线16和调理模块17组成;采集端子14通过导线与调理模块17相连,调理模块17通过连接线16与采集卡15)相连;压力信号经过采集端子14,再通过调理模块17放大、滤波后进入采集卡15 ;由计算机1处理显示。 The data acquisition system acquired by the terminal 14, the acquisition card 15, and a connecting line 16 composed conditioning module 17; and conditioning module is connected by a wire 17 collecting terminal 14, conditioning module) 16 is connected via a connection 15 to the acquisition card 17; pressure signal after collecting terminal 14, and then amplified by conditioning module 17, the filter 15 into the acquisition card; displayed by a processing computer.

[0015] 所述进水口8,出水口7和丸剂量收集装置4位于同一水平线。 [0015] The inlet 8 and the outlet 7 pill collection means 4 in the same dosage level.

[0016] 所述压力传感器18的压力范围为0〜200kPa,线性度为(-0· 25〜+ 0. 25) %VFSS, 灵敏度为0. 2mV/kPa,环境温度为0°C〜40°C,相对湿度为30%〜95%。 Pressure range [0016] The pressure sensor 18 is 0~200kPa, linearity (-0 · 25~ + 0. 25)% VFSS, sensitivity 0. 2mV / kPa, ambient temperature of 0 ° C~40 ° C, relative humidity of 30% ~ 95%.

[0017] 所述的采集卡15具有至少12位A/D转换器,采样率可达IOOKHz,模拟信号可以以单端信号或差分信号进行输入。 According to [0017] capture card 15 having at least 12 bit A / D converter sampling rate of up IOOKHz, the analog signal may be input to a single-ended signal or a differential signal.

[0018] 所述的调理模块17具有100倍的放大倍数,环境温度为0°C〜40°C,精确度^ 0. 1% Magnification [0018] The conditioning module 17 has 100 times the ambient temperature of 0 ° C~40 ° C, accuracy of 0.1% ^

当输液泵/注射泵需要进行检测时,其整个检测步骤如图5所示: (1)将1米长导管与输液泵/注射泵连接,打开电源开关11,将硬质导管一25,出水口7,进水口8和三通阀一26注满水。 When the infusion pump / syringe pumps need to test, the entire detection step shown in Figure 5: (1) 1 m long conduit connecting the infusion pump / syringe pump, turn the power switch 11, a rigid conduit 25, the nozzle 7, inlet 8 and a three-way valve 26 is filled with water. 具体方法为:启动输液泵/注射泵,液体从进水口8流进装置内,当看到出水口7有液体流出并且没有气泡的时候,点击软件中的“关闭”按钮将电磁阀24关闭。 Specific methods: Start infusion pump / syringe pump, the liquid flow from the inlet 8 into the apparatus, when seen with the liquid effluent outlet 7 and bubble-free, just click on the software's "close" button to close the solenoid valve 24.

[0019] (2)打开旋转阀28,液体将沿着弯曲硬质导管20,三通阀二19,进入硬质导管二27,当看到硬质导管二27出口有液体流出并且没有气泡的时候,此时装置内已经注满液体,关闭输液泵/注射泵并关闭旋转阀28。 [0019] (2) the rotary valve 28 is opened, the liquid will flow along the curved rigid conduit 20, two three-way valve 19, into the two rigid conduit 27, when seen two rigid conduit has an outlet 27 and bubble-free liquid effluent when, at this time the device has been filled with liquid, closed infusion pump / syringe pump and the rotary valve 28 closed. 最后准备一支干净的量杯,并用天平测量其重量。 Finally, prepare a clean measuring cup and measure its weight with the balance.

[0020] (3)用软件中的“打开”按钮将电磁阀24打开,打开被测仪器输液泵/注射泵,设置好参数(包括输液泵/注射泵,报告号,流速,压力等参数)并启动,待整个管道中液体平稳流动时,当观察到整个管道没有气泡时,点击软件中的“关闭”按钮,从而模拟堵塞,就产生了堵塞压力,此压力值会在软件界面中实时地显示。 [0020] (3) the solenoid valve 24 is opened button software "Open" to open the UUT infusion pump / syringe pump, setting parameters (including infusion pump / syringe pump, the report number, flow rate, pressure and other parameters) and starts to be the entire piping when the liquid flows smoothly, when viewed in the entire pipe without air bubbles, click on the software in the "off" button, thereby mimicking clogging arises clogging pressure, the pressure value in real time in software interface to display.

[0021] (4)当输液泵/注射泵的压力达到输液泵/注射泵的堵塞报警值时,被测仪器(输液泵/注射泵)会发出报警(一般为声光报警)。 [0021] (4) when the pressure infusion pump / syringe pump reaches a blockage alarm value infusion pump / syringe pump, the UUT (infusion pump / syringe pump) an alarm (sound and light alarm typically). 此时点击软件中的“停止”按钮,软件中会出现堵塞压力值以及堵塞持续的时间。 Then click on the software's "Stop" button, the software blockage pressure and congestion duration will appear.

[0022] (5)将量杯置于出水口,点击软件中的“打开”按钮,将留出的液体收集到量杯中, 然后测量量杯的重量,两次测量值之差就是液体的质量。 [0022] (5) placed on the cup outlet, software click "Open" button, leaving the liquid collected in the cup, the cup is then measured by weight difference between the two measured values ​​is the mass of liquid. 再根据液体的密度计算出丸剂量的大小。 Then calculate the size of the bolus dose depending on the density of the liquid.

5[0023] (6)将计算出的丸剂量的值输入计算机并保存,此次测量的数值结果将会存放到Access数据库中。 5 [0023] (6) the calculated value of the amount of pellets entered into the computer and save the result of the measurement values ​​will be stored in the Access database.

[0024] (7)如果需要继续测量,按照步骤2〜6进行操作即可。 [0024] (7) if necessary to continue the measurement, can be operated according to steps 2 ~ 6. 如果不需要,需要将装置中的液体进行排空。 If not, the required liquid emptying device. 具体方法为:将连接到进水口8的导管拔出,打开旋转阀28和电磁阀24,将出水口端的导管低于装置约5cm,由于存在高度差,装置内的液体将会自动流出。 Specific methods: a conduit connected to the inlet 8 is pulled out, the rotary valve 28 is opened and the solenoid valve 24, the catheter of about 5cm below the outlet end of the apparatus, due to the difference in height, the liquid flows out automatically in the apparatus.

Claims (5)

  1. 一种输液泵/注射泵堵塞压力和丸剂量检测装置,包括壳体(12)、壳体内置电源(2),数据采集系统,PCB面板(3),压力产生装置、丸剂量收集装置(4),其特征在于:A)壳体(12)的正面面板上方设置电源指示灯(5)、运行指示灯(6),下方设置出水口(7)、进水口(8),进水口(8)依次与1米长导管(9)、输液泵/注射泵连接,壳体(12)的背面面板设置有风扇(13)、RS‑232接口(10)和电源开关(11);B)PCB面板(3)置于壳体内底层,其上连接电子器件(23),继电器(22),所述的PCB面板还包括压力传感器(18),三通阀二(19)和弯曲硬质导管(20);三通阀二(19)一端连接压力传感器(18),第二端连接弯曲硬质导管(20),压力传感器(18)和三通阀二(19)中内置毛细钢管(21), PCB面板(3)与计算机(1)通过USB2.0通用串行总线 An infusion pump / pressure syringe pump clogging and pills amount detecting means, comprising a housing (12), a housing internal power supply (2), data acquisition system, PCB panel (3), the pressure generating means, a dose pellet collection device (4 ), characterized in that: a) a housing (12) is provided above the front panel power indicator (5), indicator operation (6), arranged below the outlet (7), inlet (8), inlet (8 ) sequentially with 1 meter long pipe (9), infusion pump / syringe pump connected to the back panel of the housing (12) is provided with a fan (13), RS-232 interface (10) and a power switch (11); B) PCB panel (3) disposed within the housing bottom, to which is attached an electronic device (23), relay (22), said panel further comprising a pressure sensor PCB (18), two three-way valve (19) and a curved rigid conduit ( 20); two-way valve (19) connected to one end of a pressure sensor (18), a second end connected to a curved rigid conduit (20), a pressure sensor (18) and two three-way valve (19) built steel capillary (21) , PCB panel (3) to the computer (1) via a universal serial bus USB2.0 口连接;C)所述压力产生装置由电磁阀(24),三通阀一(26)和硬质导管一(25)组成;三通阀一(26)一端连接电磁阀(24),第二端连接硬质导管一(25),硬质导管一(25)另一端连接到进水口(7),三通阀一(26)第三端连接弯曲硬质导管(20); D)所述丸剂量收集装置(4)包括硬质导管二(27)和旋转阀(28);三通阀二(19)第三端伸出壳体外依次与丸剂量收集装置(4)的旋转阀(28)、硬质导管二(27)连接;E)所述数据采集系统由采集端子(14)、连接线(16),调理模块(17)和采集卡(15)组成;采集端子(14)通过导线与调理模块(17)相连,调理模块(17)通过连接线(16)与采集卡(15)相连;压力传感器信号经过采集端子(14),再通过调理模块(17)放大、滤波后进入采集卡(15);由计算机(1)处理显示。 Port connector; C) of said pressure generating means of the solenoid valve (24), a three-way valve (26) and a rigid conduit (25) consisting of; a three-way valve (26) connected to an end of the solenoid valve (24), the first connecting the second end a rigid conduit (25), a rigid conduit (25) and the other end connected to the inlet (7), a three-way valve (26) connected to a third terminal of the rigid curved conduit (20); D) of the bolus dose of said collecting means (4) comprises two rigid conduit (27) and a rotary valve (28); (19) the third two-way valve ends projecting out of the housing of the rotary valve means and successively collecting pills dose (4) ( 28), two rigid conduit (27); E) from the acquisition of the data acquisition system terminal (14), connecting line (16), the conditioning module (17) and a grabber (15) composition; acquisition terminal (14) It is connected by a wire to the conditioning module (17), connected to conditioning module (17) via a connection (16) with the acquisition card (15); a pressure sensor signal via acquisition terminal (14), then (17) is amplified by the conditioning module, filtered enter the acquisition card (15); a computer (1) for display.
  2. 2.根据权利要求1所述的输液泵/注射泵堵塞压力和丸剂量检测装置,其特征在于: 所述进水口(8),出水口(7)和丸剂量收集装置(4)位于同一水平线上。 The infusion pump according to claim 1 / bolus injection pump pressure and clogging amount detecting means, wherein: said inlet (8), a water outlet (7) and the dose pill collecting means (4) located in the same horizontal line on.
  3. 3.根据权利要求1所述的输液泵/注射泵堵塞压力和丸剂量检测装置,其特征在于: 所述压力传感器(18)的压力范围为0〜200kPa,线性度为(-0. 25〜+ 0. 25)%VFSS,灵敏度为0. 2mV/kPa,环境温度为0°C〜40°C,相对湿度为30%〜95%。 The infusion pump according to claim 1 / bolus injection pump pressure and clogging amount detecting means, wherein: the pressure sensor (18) is a pressure in the range of 0~200kPa, linearity (-0 25~ + 0. 25)% VFSS, sensitivity 0. 2mV / kPa, ambient temperature of 0 ° C~40 ° C, relative humidity of 30% ~ 95%.
  4. 4.根据权利要求1所述的输液泵/注射泵堵塞压力和丸剂量检测装置,其特征在于: 所述的采集卡具有至少12位A/D转换器,采样率达ΙΟΟΚΗζ,模拟信号以单端信号或差分信号进行输入。 The infusion pump according to claim 1 / bolus injection pump pressure and clogging amount detecting means, wherein: said acquisition card having at least 12 bit A / D converter, the sampling rate ΙΟΟΚΗζ, analog signals to a single end of the input signal or the difference signal.
  5. 5.根据权利要求1所述的输液泵/注射泵堵塞压力和丸剂量检测装置,其特征在于: 所述的调理模块(17)具有100倍的放大倍数,环境温度为0°C〜40°C,精确度彡0. 1%。 The infusion pump according to claim 1 / bolus injection pump pressure and clogging amount detecting means, wherein: said conditioning module (17) having a magnification of 100, an ambient temperature of 0 ° C~40 ° C, 0.1% San accuracy.
CN 201010269606 2010-09-02 2010-09-02 Device for detecting blocking pressure and pill quantity of infusion pump/injection pump CN101975640A (en)

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CN103491996A (en) * 2011-04-19 2014-01-01 泰尔茂株式会社 Infusion Pump
CN105067180A (en) * 2015-08-04 2015-11-18 深圳康罗技术有限公司 Device and method for detecting blocking pressure of injection pump

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