WO2017088338A1 - Appareil d'anesthésie basé sur un réseau de contenus présentant une fonction de contrôle de précision - Google Patents

Appareil d'anesthésie basé sur un réseau de contenus présentant une fonction de contrôle de précision Download PDF

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Publication number
WO2017088338A1
WO2017088338A1 PCT/CN2016/077602 CN2016077602W WO2017088338A1 WO 2017088338 A1 WO2017088338 A1 WO 2017088338A1 CN 2016077602 W CN2016077602 W CN 2016077602W WO 2017088338 A1 WO2017088338 A1 WO 2017088338A1
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WIPO (PCT)
Prior art keywords
flow
anesthesia
control device
oxygen
nitrous oxide
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PCT/CN2016/077602
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English (en)
Chinese (zh)
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刘洋
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刘洋
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Application filed by 刘洋 filed Critical 刘洋
Publication of WO2017088338A1 publication Critical patent/WO2017088338A1/fr

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    • 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
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/01—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes specially adapted for anaesthetising
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D27/00—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
    • G05D27/02—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means

Definitions

  • the invention relates to an anesthesia machine with precise control function based on the Internet of Things.
  • Anesthesia machine is an important tool commonly used in anesthesia. Its function is to provide oxygen to patients, inhale narcotic drugs and perform respiratory management.
  • the anesthesia machine uses the human body to take a part of the medicine from the inhaling gas into the body, and through the blood to reach the various organs in the body, these drugs can temporarily lose the consciousness and reflection of the organ for a certain period of time to achieve the purpose of anesthesia. After a certain period of time, these drugs can be eliminated through the respiratory tract, and the organs that temporarily lose consciousness and reflex can return to normal.
  • the anesthesia machine has insufficient control accuracy for anesthetic gas concentration, flow rate and pressure, resulting in poor anesthesia effect and even medical malpractice.
  • the technical problem to be solved by the present invention is to provide an anesthesia machine with precise control function based on the Internet of Things with high control precision and real-time monitoring in order to overcome the shortcomings of the prior art with poor control precision and lack of real-time monitoring capability.
  • an anesthesia machine with precise control function based on the Internet of Things including a gas supply mechanism, a flow measuring mechanism, an anesthetic evaporation can, an anesthesia breathing mechanism, a monitoring alarm mechanism, and a central control
  • the device, the air supply mechanism, the flow measuring mechanism, the anesthetic evaporation can and the anesthetic breathing mechanism are sequentially connected, and the monitoring and alarming mechanism is electrically connected to the air supply mechanism, the flow measuring mechanism, the anesthetic evaporation can and the anesthesia breathing mechanism, respectively, the central
  • the control device is electrically connected to the gas supply mechanism, the flow measuring mechanism, the anesthetic evaporation tank, the anesthesia breathing mechanism and the monitoring alarm mechanism;
  • the flow measuring mechanism includes an oxygen flow detecting unit and a nitrous oxide flow detecting unit, and the oxygen flow detecting unit and the nitrous oxide flow detecting unit are respectively connected with the gas supply mechanism and the anesthetic evaporation can through;
  • the gas supply mechanism includes an oxygen gas supply unit, a nitrous oxide gas supply unit and a first valve, and the oxygen gas supply unit is connected to the nitrous oxide gas supply unit through a first valve, wherein the nitrous oxide gas supply unit comprises a nitrous oxide gas storage cylinder and a first flow control device, wherein the nitrous oxide gas storage tank is in communication with the nitrous oxide flow detecting unit through a first flow control device, the oxygen gas supply unit comprising an oxygen storage cylinder and a second flow control device
  • the oxygen storage cylinder is connected to the oxygen flow detecting unit through the second flow control device, and the second valve is connected between the oxygen gas supply unit and the anesthetic breathing mechanism;
  • the anesthetic breathing mechanism includes a carbon dioxide absorber, a respirator, a safety valve, a reservoir, and a breathing nozzle, both of which are in communication with a carbon dioxide absorber through a safety valve, the carbon dioxide absorber being in communication with the breathing nozzle
  • the carbon dioxide absorber is respectively connected to the oxygen gas supply unit and the anesthetic evaporation tank;
  • the monitoring alarm mechanism includes a plurality of detecting devices, the detecting device includes a first pressure detector, a second pressure detector, and a third pressure detector, the first pressure detector is disposed in the nitrous oxide gas reservoir and the first Between the flow control devices, the second pressure detector is disposed between the oxygen reservoir and the second flow control device, and the third pressure detector is disposed between the carbon dioxide absorber and the breathing nozzle;
  • the central control device includes a central control system, a flow control module connected to the central control system, a valve control module, a pressure monitoring module, a flow monitoring module, a wireless communication module, an alarm prompting module, and a working power module, and the first flow control
  • the device and the second flow control device are both electrically connected to the flow control module, the first valve and the second valve are electrically connected to the valve control module, the first pressure detector, the second pressure detector and the third pressure detection
  • the meter is electrically connected to the pressure monitoring module, and the oxygen flow detecting unit and the nitrous oxide flow detecting unit are electrically connected to the flow monitoring module.
  • the oxygen flow rate detecting unit and the nitrous oxide flow rate detecting unit are both flow meters.
  • the first flow control device and the second flow control device are both pressure reducing valves.
  • the nitrous oxide gas cylinder and the oxygen gas storage cylinder are made of stainless steel.
  • the first valve and the second valve are both pneumatic valves.
  • the alarm prompting module is electrically connected with a buzzer.
  • the central control device comprises a PLC.
  • the invention has the beneficial effects that the anesthesia machine with precise control function based on the Internet of Things performs real-time communication with the background through the wireless communication module, thereby ensuring real-time monitoring of the anesthesia machine by the staff; and the anesthesia machine through the pressure monitoring module and the flow monitoring module
  • the anesthetic gas concentration, flow rate and pressure are accurately measured and then precisely controlled by the valve control module to ensure precise control of the anesthesia machine.
  • FIG. 1 is a schematic structural view of an anesthesia machine with an accurate control function based on the Internet of Things of the present invention
  • FIG. 2 is a system schematic diagram of an anesthesia machine with an accurate control function based on the Internet of Things of the present invention
  • nitrous oxide gas storage cylinder 2. first pressure detector, 3. first flow control device, 4. oxygen storage cylinder, 5. second pressure detector, 6. second flow control device, 7
  • an anesthesia machine based on the Internet of Things with precise control functions includes a gas supply mechanism, a flow measuring mechanism, an anesthesia evaporation canister 11, an anesthesia breathing mechanism, a monitoring alarm mechanism, and a central control device.
  • the gas supply mechanism, the flow measuring mechanism, the anesthetic evaporation can 11 and the anesthetic breathing mechanism are sequentially connected, and the monitoring and alarming mechanism is electrically connected to the air supply mechanism, the flow measuring mechanism, the anesthetic evaporation can 11 and the anesthetic breathing mechanism, respectively, the central control
  • the device is electrically connected to the gas supply mechanism, the flow measuring mechanism, the anesthetic evaporation tank 11, the anesthesia breathing mechanism and the monitoring alarm mechanism;
  • the flow measuring mechanism includes an oxygen flow detecting unit 9 and a nitrous oxide flow detecting unit 8, and the oxygen flow detecting unit 9 and the nitrous oxide flow detecting unit 8 are respectively connected to the gas supply mechanism and the anesthetic evaporation can 11;
  • the gas supply mechanism includes an oxygen gas supply unit, a nitrous oxide gas supply unit and a first valve 7, and the oxygen gas supply unit communicates with the nitrous oxide gas supply unit through the first valve 7, the nitrous oxide gas supply
  • the unit comprises a nitrous oxide gas storage cylinder 1 and a first flow control device 3, which is in communication with a nitrous oxide flow detection unit 8 via a first flow control device 3, said oxygen supply unit comprising an oxygen storage a gas cylinder 4 and a second flow control device 6, the oxygen storage cylinder 4 is connected to the oxygen flow detecting unit 9 through the second flow control device 6, a second valve 10 is connected between the oxygen gas supply unit and the anesthesia breathing mechanism;
  • the anesthetic breathing apparatus includes a carbon dioxide absorber 12, a respirator 13, a safety valve 14, a reservoir 15 and a breathing nozzle 17, both of which are in communication with a carbon dioxide absorber 12 via a safety valve 14,
  • the carbon dioxide absorber 12 is in communication with the breathing nozzle 17, and the carbon dioxide absorber 12 is in communication with the oxygen gas supply unit and the anesthetic evaporation tank 11, respectively;
  • the monitoring alarm mechanism includes a plurality of detecting devices, and the detecting device includes a first pressure detector 2.
  • a second pressure detector 5 and a third pressure detector 16 the first pressure detector 2 being disposed between the nitrous oxide reservoir 1 and the first flow control device 3, the second pressure detector 5 Disposed between the oxygen reservoir 4 and the second flow control device 6, the third pressure detector 16 is disposed between the carbon dioxide absorber 12 and the breathing nozzle 17;
  • the central control device includes a central control system 18, a flow control module 19 connected to the central control system 18, a valve control module 20, a pressure monitoring module 21, a flow monitoring module 22, a wireless communication module 23, an alarm prompting module 24, and a working power supply.
  • the first flow control device 3 and the second flow control device 6 are electrically connected to the flow control module 19, and the first valve 7 and the second valve 10 are electrically connected to the valve control module 20, the first A pressure detector 2, a second pressure detector 5 and a third pressure detector 16 are both electrically connected to the pressure monitoring module 21, and the oxygen flow detecting unit 9 and the nitrous oxide flow detecting unit 8 are both electrically connected to the flow monitoring module 22. connection.
  • the oxygen flow rate detecting unit 9 and the nitrous oxide flow rate detecting unit 8 are both flow meters.
  • the first flow control device 3 and the second flow control device 6 are both pressure reducing valves.
  • the nitrous oxide gas storage cylinder 1 and the oxygen gas storage cylinder 4 are made of stainless steel.
  • the first valve 7 and the second valve 10 are both pneumatic valves.
  • the alarm prompting module 24 is electrically connected to the buzzer 26.
  • the central control device comprises a PLC.
  • the IoT-based anesthesia machine with precise control function works by first supplying air
  • the mechanism provides the anesthetic gas, and then the measurement feedback is performed by the flow measuring mechanism, the air supply mechanism controls the accuracy of the air supply, and then enters the anesthetic evaporation can 11 for processing, and finally anesthesia is performed to the user through the anesthesia breathing mechanism, and the alarm mechanism is monitored through the alarm mechanism.
  • the central control device accurately measures and controls the concentration, flow and pressure of the anesthetic gas in the anesthesia machine, thereby improving the control accuracy of the anesthesia machine and improving the reliability of the anesthesia machine.
  • the oxygen flow detecting unit 9 and the nitrous oxide flow detecting unit 8 in the flow measuring mechanism are respectively used for detecting the flow of the gas supplied from the oxygen gas supply unit and the nitrous oxide gas supply unit, and then feeding back the oxygen supply gas.
  • the unit and the nitrous oxide gas supply unit respectively control the first flow control device 3 and the second flow control device 6 to control the gas supply rate of oxygen and nitrous oxide, thereby ensuring the concentration of the anesthetic gas.
  • the anesthesia evaporation canister 11 in the anesthesia machine based on the Internet of Things with precise control function is the core component of the anesthesia machine, and its quality not only indicates the level of the anesthesia machine, but also the success or failure of the anesthesia and the safety of the patient.
  • the anesthesia evaporation canister 11 is a device capable of converting a liquid volatile anesthetic into steam and inputting anesthesia at a certain dose, which should ensure effective evaporation of volatile anesthetics and precise control of volatilization.
  • the output concentration of sexual inhalation anesthetics is based on a special structure that eliminates the effects of temperature, flow, pressure, etc., and accurately dilutes the concentration of anesthetic vapor.
  • Oxygen, air or a mixture of both and nitrous oxide is divided into two paths when entering the evaporation tank.
  • One gas passes through the regulating valve and enters the anesthetic evaporation tank 11 to carry the saturated anesthetic vapor output; the other gas does not enter the anesthetic evaporation tank. 11 directly through the regulating valve output.
  • the two gases are combined at the output of the anesthetic evaporation can 11 and mixed into a certain percentage of anesthetic vapor, which directly enters the anesthesia breathing mechanism.
  • the respirator 13 and the air bag 15 in the anesthesia breathing mechanism both provide respiratory protection to the breathing nozzle 17 through the safety valve 14, and the carbon dioxide absorber 12 is used for purifying the gas, thereby improving the reliability of the anesthesia.
  • the monitoring alarm mechanism in the anesthesia machine based on the Internet of Things with precise control function comprises a first pressure detector 2, a second pressure detector 5 and a third pressure detector 16, and the first pressure detector 2 is used for The gas pressure of the nitrous oxide gas supply unit is measured, the second pressure detector 5 is used to measure the gas pressure of the oxygen supply unit, and the third pressure detector 16 is used to measure the output pressure before the breathing nozzle 17.
  • the IoT-based anesthesia machine with precise control function the flow control module 19 is configured to control the flow rates of oxygen and nitrous oxide through the first flow control device 3 and the second flow control device 6;
  • the first valve 7 and the second valve 10 are controlled to control the concentration of the anesthetic gas to improve the anesthesia efficiency and reliability of the anesthesia machine;
  • the pressure monitoring module 21 passes the first pressure detector 2 and the second pressure detector 5 And the detection data of the third pressure detector 16 is analyzed, thereby improving the control precision of the anesthesia machine;
  • the flow monitoring module 22 improves the detection data of the oxygen flow rate detecting unit 9 and the nitrous oxide flow detecting unit 8
  • the wireless communication module 23 is used for real-time communication with the background to ensure real-time monitoring of the anesthesia machine by the staff;
  • the alarm prompting module 24 is used to control the operation of the buzzer 26; and
  • the working power module 25 is used for ensuring anesthesia
  • the normal operation of each module of the machine improves the reliability
  • the IoT-based anesthesia machine with precise control function communicates with the background through the wireless communication module 23 to ensure real-time monitoring of the anesthesia machine by the staff; through the pressure monitoring module 21 and the flow monitoring module 22
  • the anesthetic gas concentration, flow rate and pressure in the anesthesia machine are accurately measured and then precisely controlled by the valve control module 20, thereby ensuring precise control of the anesthesia machine.

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Pulmonology (AREA)
  • Emergency Medicine (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)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

La présente invention concerne un appareil d'anesthésie basé sur un réseau de contenus présentant une fonction de contrôle de précision comprenant un mécanisme d'alimentation d'air, un mécanisme de mesure de débit, une boîte de vaporisation pour anesthésie (11), un appareil respiratoire pour anesthésie, un mécanisme de surveillance et d'alarme, et un dispositif de commande central. Le mécanisme d'alimentation d'air, le mécanisme de mesure de débit, la boîte de vaporisation pour anesthésie (11), et l'appareil respiratoire pour anesthésie se trouvent séquentiellement en communication. Le mécanisme de surveillance et d'alarme est électriquement connecté respectivement au mécanisme d'alimentation d'air, au mécanisme de mesure de débit, à la boîte de vaporisation pour anesthésie (11), et au mécanisme respiratoire pour anesthésie. Le dispositif de commande central est électriquement connecté au mécanisme d'alimentation d'air, au mécanisme de mesure de débit, à la boîte de vaporisation pour anesthésie (11), au mécanisme respiratoire pour anesthésie et au mécanisme de surveillance et d'alarme. L'appareil d'anesthésie basé sur un réseau de contenus ayant la fonction de commande de précision communique en temps réel avec une zone arrière via un module de communication sans fil (23), garantit que le personnel surveille l'appareil d'anesthésie en temps réel, exécute une mesure de précision de la concentration, du débit, et de la pression d'un gaz anesthésiant dans l'appareil d'anesthésie via un module de surveillance de pression (21) et un module de suivi du débit (22), et ensuite effectue un contrôle de précision via un module de commande à vanne (20), garantissant ainsi le contrôle de précision de l'appareil d'anesthésie.
PCT/CN2016/077602 2015-11-27 2016-03-28 Appareil d'anesthésie basé sur un réseau de contenus présentant une fonction de contrôle de précision WO2017088338A1 (fr)

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CN201510847087.0 2015-11-27
CN201510847087.0A CN105268071A (zh) 2015-11-27 2015-11-27 一种基于物联网的具有精确控制功能的麻醉机

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Cited By (1)

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CN108919731A (zh) * 2018-08-10 2018-11-30 张英兰 一种基于物联网的水资源阀门控制系统

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CN105268071A (zh) * 2015-11-27 2016-01-27 刘洋 一种基于物联网的具有精确控制功能的麻醉机
CN105597212B (zh) * 2016-03-24 2018-08-07 青岛市市立医院 一种多功能麻醉疼痛输送装置
CN106768055B (zh) * 2016-12-29 2023-09-19 南京舒普思达医疗设备有限公司 一种麻醉系统安全和性能检测设备
CN108310569A (zh) * 2018-03-13 2018-07-24 冯秉健 新型麻醉机
CN109125866A (zh) * 2018-07-17 2019-01-04 西南交通大学 一种气味给药装置及气味给药方法
CN109498953A (zh) * 2018-12-14 2019-03-22 单晓辉 一种多功能临床麻醉科用辅助麻醉装置
CN112827033B (zh) * 2020-12-29 2023-01-10 北京谊安医疗系统股份有限公司 一种麻醉机的电子流量计集成显控系统

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US4442856A (en) * 1981-08-18 1984-04-17 Puritan-Bennett Oxygen regulator and alarm system for an anesthesia machine
CN201346344Y (zh) * 2009-01-15 2009-11-18 广州军区广州总医院 便携式野战麻醉机
CN102139133A (zh) * 2010-02-01 2011-08-03 迈瑞Ds美国有限责任公司 一种麻醉系统和麻醉系统中的气体混合方法
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Publication number Priority date Publication date Assignee Title
CN108919731A (zh) * 2018-08-10 2018-11-30 张英兰 一种基于物联网的水资源阀门控制系统

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