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WO2011150561A1 - Pompe d'injection et procédé de commande de celle-ci - Google Patents

Pompe d'injection et procédé de commande de celle-ci Download PDF

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Publication number
WO2011150561A1
WO2011150561A1 PCT/CN2010/073469 CN2010073469W WO2011150561A1 WO 2011150561 A1 WO2011150561 A1 WO 2011150561A1 CN 2010073469 W CN2010073469 W CN 2010073469W WO 2011150561 A1 WO2011150561 A1 WO 2011150561A1
Authority
WO
WIPO (PCT)
Prior art keywords
syringe
identification
injection
pump
syringe pump
Prior art date
Application number
PCT/CN2010/073469
Other languages
English (en)
Chinese (zh)
Inventor
谭永宏
Original Assignee
深圳市深科医疗器械技术开发有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 深圳市深科医疗器械技术开发有限公司 filed Critical 深圳市深科医疗器械技术开发有限公司
Priority to PCT/CN2010/073469 priority Critical patent/WO2011150561A1/fr
Publication of WO2011150561A1 publication Critical patent/WO2011150561A1/fr

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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
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
    • A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
    • 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
    • A61M2205/60—General characteristics of the apparatus with identification means
    • A61M2205/6063—Optical identification systems

Definitions

  • the invention relates to medical and health equipment, in particular to a syringe pump and a control method thereof.
  • the syringe pump is a device that is used to drive a syringe to achieve automatic injection, and usually has an effective control of the injection speed.
  • the main technical problem to be solved by the present invention is to provide a syringe pump, a syringe identification device capable of identifying a syringe, and an identification and control method thereof.
  • the present invention provides a syringe pump, A syringe mounting position, and a push-pull mechanism for driving the syringe are also included, and a syringe identification device for identifying the syringe is also included.
  • the injector identification device includes a detection unit and an actuator; the detection unit is configured to detect an identification signal returned from the syringe, and output an execution signal to the actuator according to the detection result.
  • the detecting unit is an image sensor for detecting the identification signal for detecting a coating or an identification pattern provided on the syringe as the identification portion.
  • an infrared light tube and an infrared sensor are used; the infrared light tube is used to illuminate a coating or an identification pattern, and the infrared sensor is used to sense the coating or the identification pattern to obtain an identification signal.
  • the image sensor includes a CMOS (image sensor), an ultraviolet sensor, or the like that can detect an image that recognizes an image.
  • the injector identification device further includes a comparison unit connected between the image sensor and the actuator for comparing whether the detected recognition pattern is consistent with a preset identification pattern, and then outputting a corresponding Execution signal to the actuator.
  • a comparison unit connected between the image sensor and the actuator for comparing whether the detected recognition pattern is consistent with a preset identification pattern, and then outputting a corresponding Execution signal to the actuator.
  • the syringe pump further includes a pressure shank for fixing the syringe barrel, and the detecting unit is mounted on the pressure shank.
  • the detecting unit is a contact sensor, a reflective light sensor or a through-beam light sensor for sensing a protrusion of the surface of the syringe.
  • the syringe identification device further includes a reminder unit, and the detection result of the detection unit is output to the reminder unit.
  • the invention also protects an injection device comprising a syringe pump and a syringe
  • the syringe pump includes a syringe mounting position and a push-pull mechanism for driving the syringe, the syringe pump further including the aforementioned syringe identification device, the syringe being provided with an identification portion for identification by the syringe identification device.
  • the identification portion is an identification pattern, a coating or a protrusion.
  • the invention also protects a control method of a syringe pump, comprising the following steps:
  • Step A Before the injection pump performs the injection, the syringe is first identified by the syringe identification device;
  • Step B If the syringe passes the identification authentication, an execution signal for starting the injection is sent to the syringe pump, and if the syringe does not pass the identification authentication, an execution signal for stopping the injection is issued to the syringe pump.
  • the identification method of the step A includes any one of the following:
  • Whether there is a protrusion on the syringe is detected by contact induction, contrast light sensing or reflective light sensing.
  • the specific manner of determining that the syringe passes the identification authentication in the step B includes at least one of the following:
  • the detecting unit detects that there is a coating or an identification pattern on the syringe, it is authenticated by the identification;
  • the detecting unit detects the identification pattern on the syringe, comparing whether the identification pattern is consistent with the preset identification pattern, and the identification pattern is consistent with the preset identification pattern, and then the identification is authenticated;
  • the detecting unit When the detecting unit detects that there is a protrusion on the syringe, it authenticates by identification.
  • the beneficial technical effect of the present invention is that by providing an identification portion for the syringe pump on the syringe, it is possible to first identify and authenticate the syringe by the identification device on the syringe pump before the injection, and if the syringe passes the identification authentication, the injection is performed.
  • the pump opens the injection actuator and begins the injection; if the syringe does not pass the identification certification, the syringe pump closes the injection actuator and stops the injection.
  • the syringe can be effectively identified. Therefore, the safety hazard caused by the counterfeit syringe can be effectively avoided.
  • Figure 1 is a perspective view of a syringe pump according to an embodiment of the present invention
  • FIG. 2 is a schematic view of a syringe according to an embodiment of the present invention.
  • FIG. 3 is a schematic view of a syringe according to another embodiment of the present invention.
  • FIG. 4 is a perspective view of a pressure handle in a syringe pump according to an embodiment of the present invention.
  • Figure 5 is a block diagram of a syringe identification device of the present invention.
  • Figure 6 is a block diagram of another syringe identification device of the present invention.
  • Fig. 7 is a flow chart showing a control method of a syringe pump according to an embodiment of the present invention.
  • Embodiment 1 is a diagrammatic representation of Embodiment 1:
  • the injection device of the present embodiment includes a syringe pump and a syringe.
  • the syringe pump includes a syringe mounting position and a push-pull mechanism for driving the syringe.
  • the syringe pump further includes a syringe identification device provided with an identification portion for identification by the syringe identification device.
  • the syringe pump includes a base 20, a syringe mounting position 21 disposed on the base 20, a pressure handle 22, a retaining groove 23, a push-pull mechanism 24, a control interface 25, a display screen 26, and a syringe for identifying the syringe. Syringe recognition device, etc.
  • the syringe includes a syringe 11 and a pusher 12 extending into the syringe 11, and an identification portion 14 is provided on the syringe.
  • the identification portion 14 may be a coating on a syringe, coated with a colorless ink, a colored ink, a colorless pigment that absorbs infrared rays, or a colored pigment on the syringe 11 or the push rod 12; or a dot or
  • the specific identification pattern of other shapes is formed by ink, pigment, or the like, and may be formed by sticking, engraving, etc.; the identification portion 14 may also be a protrusion 15 on the surface of the syringe, from the outer surface of the syringe 11 or the push rod 12
  • the extension is formed, preferably in a direction parallel to the axis of the syringe 11.
  • the syringe mounting position 21 on the syringe pump is used to mount the syringe
  • the pressure handle 22 can be fixed against the syringe 11 of the syringe
  • the push-pull mechanism 24 is used to drive the push rod 12 of the syringe
  • the control interface 25 is used to input the control signal.
  • the display 26 is used to display operational information.
  • the opening of the rear end of the syringe 11 is further provided with a radially outwardly extending flange 13
  • the syringe pump 20 is further provided with a slot 23 for clamping the flange 13 to fix the syringe, and the flange 13 is embedded in the card In the tank 23, the syringe 11 is prevented from moving with the push rod 12 during the injection.
  • the thickness t of the flange 13 can be 1 mm to 3 mm, which is just embedded in the card slot 23.
  • the identification portion 14 is disposed at a position corresponding to the pressing handle 22, and the distance L between the flange 13 and the flange 13 is 8 mm to 12 mm.
  • the identification portion 14 can be detected.
  • the width of the card slot 23 is 2 mm
  • the thickness t of the flange 13 can be set to 1.8 mm
  • the distance L between the identification portion 14 and the flange 13 is 10 mm.
  • the advantage of providing the protrusion 15 on the surface of the syringe is that the manufacturing process is simple, and the protrusion can be formed in one time with the syringe, with little increase in cost. However, if the protrusion is to be reworked on the molded syringe, the infringement is extremely difficult.
  • the pressing handle 22 specifically includes a pressing shaft 221 and a pressing rod 222 connected to the end of the pressing shaft 221, and the pressing shaft 221 is elastically connected with the base 20 and fixed between the syringe mounting position 21 and the groove 23, and the pressing shaft 221 can be
  • the pressing rod 222 is pressed against the syringe 11 of the syringe under the action of elasticity to prevent it from coming off the syringe mounting position 21, and the pressing shaft 221 can also be rotated to press the syringe 11 when pulled out to a certain height.
  • the pressure handle 22 further has a detection position 223 for detecting the identification portion 14, which corresponds to the position of the identification portion 14 on the syringe, and can be disposed just at the bottom side of the pressure bar 222, and can be simultaneously pressed while the syringe is being pressed. Exactly detected.
  • the syringe identification device 24 includes a detecting unit 30, an actuator 32, a reminding unit 33, and the like, and the position of the detecting unit 30 corresponds to the position of the identifying portion 14 for detecting the return from the syringe.
  • the signals are outputted to the actuator 32 according to the detection result, and the detection unit 30 also has various types according to the different types of the identification sections 14.
  • the detecting unit 30 is an image sensor for detecting the identification signal, and may include, for example, an infrared light emitting tube 301 and an infrared sensor 302; the infrared light emitting tube 301 is used to illuminate the coating on the set syringe. Or identifying the pattern to absorb infrared light, and the infrared sensor 302 is configured to sense the coating or the identification pattern by receiving an infrared identification signal returned from the syringe; the image sensor may also employ a CMOS or ultraviolet sensor capable of receiving the return optical on the syringe The identification signal or the UV identification signal senses a complete coating or identification pattern for easy identification.
  • the detection unit 30 is a contact sensor, a reflection type photosensor, or a through-beam type photo sensor located on the upper side or the upper side of the syringe, and is similar to the case where the identification unit 14 is a coating layer or a recognition pattern.
  • the protrusions 15 may be correspondingly disposed on the syringe mounting position 21 or the pressure handle 22, and the contact sensor is used to sense the protrusions 15 at corresponding positions on the syringe, and the reflective light sensor or the through-beam sensor is used to pass through the protrusions 15, respectively. Reflective effect or shading effect, The protrusion identification signal or the optical identification signal returned on the infusion syringe is received to sense the protrusion 15.
  • an execution signal is output to the actuator 32 according to the detection result, and the actuator 32 performs a corresponding operation according to the execution signal for driving the push-pull mechanism 24 to start the injection of the syringe, stop the injection, detect the injection speed, Convert injection mode, etc.
  • the syringe recognition device further includes a comparison unit 31 connected between the detection unit 30 and the actuator 32, the detection unit 30 being an image sensor, and the comparison unit 31 It can be a control device such as a PLC (programmable controller), and when the image sensor senses the identification signal returned from the syringe, compares whether the acquired identification pattern is consistent with the preset identification pattern, and then, the output starts to be injected, The execution signal such as the injection state is started to be detected to the actuator 32, and otherwise the execution signal such as the stop injection is output to the actuator 32.
  • a control device such as a PLC (programmable controller)
  • the comparison unit 31 can also output a detection result to the reminding unit 33 for reminding the user that the injection has been started or stopping the injection so that the user can change the syringe.
  • the reminder unit 33 can be the display 26 or the sounding device.
  • the comparison unit 31 may not be included, and as long as the detection unit 30 detects the identification pattern, the execution signal is immediately output to the actuator 32.
  • the recognition portion 14 is the protrusion portion 15 of the syringe surface
  • the detection unit 30 detects that the corresponding position of the syringe surface has the protrusion portion 15, the execution of the start injection, the start detection of the injection state, and the like are immediately output to the actuator 32; otherwise, if the detection is performed; The unit 30 does not detect that the corresponding position of the syringe surface has a protrusion 15, Then, an execution signal for stopping the injection or closing the related operation is output to the actuator 32.
  • the detecting unit 30 can also output the detection result to the reminding unit 33 for reminding the user to replace the syringe.
  • Embodiment 2 is a diagrammatic representation of Embodiment 1:
  • the invention also protects a control method of a syringe pump, as shown in FIG. 7, the method mainly comprises the following steps:
  • Step S701 The syringe is installed at the syringe mounting position 21 of the syringe pump, and the syringe pump is powered.
  • Step S702 Before the syringe pump is injected, the syringe is identified by the syringe recognition device.
  • the detecting unit 30 identifies the identification portion 14 on the syringe by detecting an identification signal returned from the syringe.
  • the detection method differs depending on the identification unit 14 of a different type.
  • the recognition unit 14 is an identification pattern on a syringe
  • the recognition pattern is detected by image sensing.
  • the recognition portion 14 is the protrusion portion 15 on the surface of the syringe, it is detected whether or not the protrusion portion 15 is provided by contact induction, incident light induction, or reflection type light induction.
  • Step S703 It is judged whether the authentication is passed, and if yes, the process goes to step S705, otherwise the process goes to step S704.
  • the process proceeds to step S705, otherwise the process fails.
  • the identification authentication is performed, and the process proceeds to step S704.
  • the detecting unit 30 compares whether the detected identification pattern is consistent with the preset identification pattern, and Go to step 705; otherwise, the authentication is not passed, and the process proceeds to step S704.
  • step S705 When the recognition portion 14 is the protrusion portion 15 of the syringe surface, if the detection unit 30 detects that the corresponding position of the syringe surface has the protrusion portion 15, indicating that the authentication is confirmed, the process proceeds to step S705, and otherwise the authentication is not passed, and the process proceeds to step S704.
  • Step S704 the syringe does not pass the identification authentication, and then sends an execution signal to the injection pump to stop the injection, so that the actuator 32 stops driving the syringe for automatic injection, and can also output the detection result to the reminding unit 33, for example, by using the screen display or sounding.
  • the method prompts the user to replace the syringe, and after the replacement, returns to step S702 to re-detect.
  • Step S705 By identifying the authentication, an execution signal to start the injection is sent to the syringe pump, the actuator 32 of the syringe pump is driven to perform the automatic injection, and the detection result can be output to the reminding unit 33 to remind the user to perform the corresponding operation.
  • the syringe pump and the control method thereof of the present invention can effectively identify the syringe by detecting the specific identification portion 13 on the syringe, and only use the syringe that is authenticated and authenticated on the syringe pump, thereby effectively preventing the counterfeit syringe from being brought to the patient. Security risks.

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  • 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

La présente invention concerne une pompe d'injection et un procédé de commande de celle-ci, la pompe d'injection comprend une position d'installation d'injecteur, et un mécanisme pousser-tirer (24) pour entraîner l'injecteur, et comprend en outre un dispositif de reconnaissance d'injecteur qui reconnaît efficacement l'injecteur.
PCT/CN2010/073469 2010-06-02 2010-06-02 Pompe d'injection et procédé de commande de celle-ci WO2011150561A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2010/073469 WO2011150561A1 (fr) 2010-06-02 2010-06-02 Pompe d'injection et procédé de commande de celle-ci

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2010/073469 WO2011150561A1 (fr) 2010-06-02 2010-06-02 Pompe d'injection et procédé de commande de celle-ci

Publications (1)

Publication Number Publication Date
WO2011150561A1 true WO2011150561A1 (fr) 2011-12-08

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PCT/CN2010/073469 WO2011150561A1 (fr) 2010-06-02 2010-06-02 Pompe d'injection et procédé de commande de celle-ci

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105343968A (zh) * 2015-11-20 2016-02-24 深圳影迈科技股份有限公司 注射泵

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005089835A1 (fr) * 2004-03-18 2005-09-29 Smiths Group Plc Appareil de perfusion comprenant des indicateurs a code lisible par radiofrequence
CN201094786Y (zh) * 2007-08-28 2008-08-06 长沙健源医疗科技有限公司 微电脑注射泵
US7471994B2 (en) * 1992-10-15 2008-12-30 The General Hospital Corporation Infusion pump with an electronically loadable drug library and label reader
CN101658697A (zh) * 2008-08-26 2010-03-03 北京谊安医疗系统股份有限公司 注射泵注射器的识别机构
CN101862486A (zh) * 2010-06-01 2010-10-20 深圳市深科医疗器械技术开发有限公司 一种注射泵及其控制方法
CN101862488A (zh) * 2010-06-01 2010-10-20 深圳市深科医疗器械技术开发有限公司 一种注射器
CN201719634U (zh) * 2010-06-01 2011-01-26 深圳市深科医疗器械技术开发有限公司 一种注射泵及注射装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7471994B2 (en) * 1992-10-15 2008-12-30 The General Hospital Corporation Infusion pump with an electronically loadable drug library and label reader
WO2005089835A1 (fr) * 2004-03-18 2005-09-29 Smiths Group Plc Appareil de perfusion comprenant des indicateurs a code lisible par radiofrequence
CN201094786Y (zh) * 2007-08-28 2008-08-06 长沙健源医疗科技有限公司 微电脑注射泵
CN101658697A (zh) * 2008-08-26 2010-03-03 北京谊安医疗系统股份有限公司 注射泵注射器的识别机构
CN101862486A (zh) * 2010-06-01 2010-10-20 深圳市深科医疗器械技术开发有限公司 一种注射泵及其控制方法
CN101862488A (zh) * 2010-06-01 2010-10-20 深圳市深科医疗器械技术开发有限公司 一种注射器
CN201719634U (zh) * 2010-06-01 2011-01-26 深圳市深科医疗器械技术开发有限公司 一种注射泵及注射装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105343968A (zh) * 2015-11-20 2016-02-24 深圳影迈科技股份有限公司 注射泵
CN105343968B (zh) * 2015-11-20 2019-04-05 深圳影迈科技有限公司 注射泵

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