WO2003045473A1 - Appareil d'anesthesie - Google Patents

Appareil d'anesthesie Download PDF

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Publication number
WO2003045473A1
WO2003045473A1 PCT/DE2002/004212 DE0204212W WO03045473A1 WO 2003045473 A1 WO2003045473 A1 WO 2003045473A1 DE 0204212 W DE0204212 W DE 0204212W WO 03045473 A1 WO03045473 A1 WO 03045473A1
Authority
WO
WIPO (PCT)
Prior art keywords
unit
anesthetic
control
control unit
liquid
Prior art date
Application number
PCT/DE2002/004212
Other languages
German (de)
English (en)
Inventor
Uwe Becker
Rudolf Hipp
Georg Lohmeier
Original Assignee
Müfa Ag
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 Müfa Ag filed Critical Müfa Ag
Priority to AU2002342562A priority Critical patent/AU2002342562A1/en
Priority to DE10295446T priority patent/DE10295446D2/de
Publication of WO2003045473A1 publication Critical patent/WO2003045473A1/fr

Links

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
    • 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
    • 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
    • A61M5/14212—Pumping with an aspiration and an expulsion action
    • A61M5/14232—Roller pumps
    • 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
    • A61M16/08—Bellows; Connecting tubes ; Water traps; Patient circuits
    • A61M16/0816—Joints or connectors
    • A61M16/0841—Joints or connectors for sampling
    • A61M16/085—Gas sampling
    • 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
    • A61M2205/35—Communication
    • A61M2205/3576—Communication with non implanted data transmission devices, e.g. using external transmitter or receiver
    • A61M2205/3592—Communication with non implanted data transmission devices, e.g. using external transmitter or receiver using telemetric means, e.g. radio or optical transmission
    • 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
    • A61M2230/00—Measuring parameters of the user
    • A61M2230/40—Respiratory characteristics
    • A61M2230/43—Composition of exhalation
    • 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
    • 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
    • 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
    • A61M5/16827—Flow controllers controlling delivery of multiple fluids, e.g. sequencing, mixing or via separate flow-paths

Definitions

  • the present invention relates to an anesthetic machine according to the preamble of claim 1.
  • anesthetic machines are used in medical technology to anesthetize patients.
  • the anesthetic used in these devices is in the gaseous state and is administered via the patient's airways.
  • the anesthetics administered in this way are easy to dose and there is a great deal of experience in their use.
  • some of the gases administered are suspected of endangering the ozone layer.
  • pregnant personnel should not work in areas where they could be exposed to gas leaks.
  • the object of the invention is to present an anesthetic device which enables the administration of gaseous anesthetics alternatively or in particular also at the same time as the administration of liquid, anesthetics or other liquid agents, and thereby saves costs and space.
  • the invention is based on the knowledge that it is advantageous to design an anesthetic device in such a way that, on the one hand, this device is gaseous for administration medical agents, in particular anesthetics, and on the other hand, alternatively or additionally, the administration of liquid medical agents, in particular anesthetics.
  • this device is gaseous for administration medical agents, in particular anesthetics, and on the other hand, alternatively or additionally, the administration of liquid medical agents, in particular anesthetics.
  • the administration of gaseous anesthetics can in particular take place simultaneously with an intravenous administration of liquid anesthetics or other medical means.
  • a combination of the anesthetic processes usually carried out separately according to conventional view (on the one hand gaseous, on the other hand liquid intravenous) can be realized.
  • anesthesia can be optimally adapted to the respective requirements.
  • the anesthesia device has a control unit which exchanges data with an operating and display unit.
  • the control unit is connected to a gas control block, via which the supply of different gases to the patient is controlled.
  • the gas control block can in particular have shut-off or regulating elements with which one or more gas flows towards the patient or away from the patient can be interrupted or regulated.
  • gases include, in particular, an inspiratory gas composed of oxygen, compressed air and portions of laughing gas, xenon or other inhalation anesthetics, which is supplied to the patient or the expiratory gas coming from the patient.
  • a desired amount or composition of gas can be set and transmitted to the control unit via the control or display unit in such a way that it controls the gas control block accordingly so that the required gas can be mixed together and administered to the patient.
  • control unit is also designed in an inventive manner to control a liquid metering unit.
  • the control unit has at least one interface via which data or control signals can be transmitted to and / or received by the liquid dosing unit.
  • This liquid metering unit is for the administration of liquid medical agents, in particular special anesthetics.
  • the control unit controls the liquid metering unit via the interface so that the liquid agent is administered to the patient in a preselectable amount and composition and in the desired throughput.
  • the liquid metering unit can empty several containers that may be filled with different agents. This is particularly important when the liquid anesthetic to be administered has to be composed of various agents in order to achieve the desired effect.
  • the liquid metering unit could then, correspondingly controlled by the control unit via the interface, empty the individual containers, if necessary independently of one another, into one or more supply lines to the patient.
  • control unit controls one or more liquid metering units, which essentially consist of syringe pumps, via the at least one interface. These syringe pumps interact with one or more syringes, so that the contents of the syringes are emptied into a line leading to the patient by actuating the syringe pumps.
  • the amount to be dispensed per unit of time or in total per syringe or per Hüssigdosierillon is controlled in the form of data via the interface by the control unit.
  • Such a liquid metering unit can be located, for example, in the immediate vicinity of a patient and can be connected to the anesthetic machine or the interface of its control unit with a suitable data and / or energy line. By means of the liquid metering unit then arranged externally to the anesthetic device, this unit can be arranged flexibly relative to the anesthetic device and to the patient.
  • the liquid metering unit is designed for emptying infusion containers.
  • the liquid metering unit is then designed, for example, to accommodate such an infusion container, which can be a bag with a saline solution, for example.
  • the emptying of this infusion container is then triggered by a control unit controlled by the control unit Control body controls, which in turn can control the amount supplied to the patient.
  • a suitable pump is also conceivable, which is controlled by the control unit for emptying the infusion container. Larger quantities of liquids (for example glucose solutions or saline solutions) can also be administered to the patient via a liquid metering unit equipped in this way.
  • anesthetics which can be gaseous on the one hand, or in liquid form on the other hand or additionally.
  • the anesthetic device in addition to the combined administration of gaseous and liquid anesthetics, is also capable of dosing further medical agents for the patient.
  • liquid anesthetics can be dosed via a liquid dosing unit controlled by the control unit, which is suitable for emptying three syringes filled with different anesthetics, while, on the other hand, a further liquid dosing unit is additionally provided for emptying an infusion container, the emptying of which is carried out by the control unit controlled control elements is controlled within this liquid metering unit.
  • a liquid dosing unit controlled by the control unit which is suitable for emptying three syringes filled with different anesthetics
  • a further liquid dosing unit is additionally provided for emptying an infusion container, the emptying of which is carried out by the control unit controlled control elements is controlled within this liquid metering unit.
  • the interface is designed such that the control unit can transmit control signals or data to a flow controller and / or a peristaltic pump within or as part of a liquid metering unit.
  • the flow controller which can be a simple control element, advantageously serves to regulate the supply of liquid, in particular from infusion containers.
  • one or more peristaltic pumps pen can be provided in the liquid metering unit to cause the emptying of a storage container. This container can also be an infusion container that is actively emptied by the peristaltic pump.
  • the liquid metering unit can be equipped in such a way that a peristaltic pump interacts with a flow controller, these two components being controlled by the control unit of the anesthetic device via the interface in order to build up a pressure or counterpressure that may be required or to achieve a desired throughput.
  • a peristaltic pump interacts with a flow controller, these two components being controlled by the control unit of the anesthetic device via the interface in order to build up a pressure or counterpressure that may be required or to achieve a desired throughput.
  • any other suitable pump or other suitable control element is also conceivable for use within the liquid metering unit.
  • the energy supply of this liquid dosing unit from the anesthetic device in addition to the control of the Hüssigdosierü also the energy supply of this liquid dosing unit from the anesthetic device, wherein the interface is designed to be suitable for energy transmission.
  • the liquid metering unit does not convey any additional external energy, but can only be connected to the anesthetic machine or the control unit contained therein. With a suitably designed plug connection, the data exchange and the energy supply between the anesthetic device and the liquid metering unit could thus be implemented in a simple manner via the interface.
  • the liquid metering unit can advantageously be made smaller than if a separate energy supply had to be provided on or in the liquid metering unit.
  • the Hüssigdosierüvierä could then be connected to the anesthesia machine by a cable suitable for data and energy supply and arranged at a suitable location relative to the patient.
  • the data is transmitted between the control unit and the liquid metering unit by radio.
  • This enables the completely detached arrangement of the liquid dosing unit relative to the anesthetic device and offers the treating personnel maximum flexibility in the arrangement of the dosing unit.
  • the interface is then to be understood as a send or receive module. hen, from which the radio data received by the liquid metering unit is forwarded to the control unit or radioed by the control unit to the liquid metering unit.
  • At least one liquid metering unit is spatially integrated in the anesthetic machine.
  • the corresponding control elements and delivery components are also arranged as components of the liquid metering unit in the anesthetic machine, so that space is saved and the technical outlay is reduced compared to the completely separate design of the honey metering unit.
  • the at least one interface then lies within the anesthetic machine. Since, in contrast to the externally arranged liquid metering unit, a releasable interface connection is less interesting here, the interface can also be formed by appropriate wiring between the control unit and the Hüssig metering unit or its components to be controlled. This can also be a connection to a bus system, for example, another suitable device-internal connection.
  • the liquids to be dispensed via the liquid metering units are then correspondingly provided directly on or in the anesthetic machine.
  • An infusion solution is then - for example from an infusion bag - fed directly to the anesthetic machine, dosed there via the internal liquid metering unit and then passed on to the patient via a suitable connection.
  • An integrated Hüssigdosierussi is also conceivable, which is designed to receive syringes, which are then emptied via syringe pumps controlled by the control unit.
  • the "supply" of the liquid to be dosed to the anesthetic device then takes place by inserting the filled syringes into a suitable syringe holder, which can also be part of the integrated liquid dosing unit.
  • This integration also eliminates the need for an external cable or radio connection for data or energy supply between the control unit and the Hüssigdosierü, which can be configured as described via the interface within the anesthetic machine.
  • an infusion container directly in the anesthetic machine
  • a suitable receptacle for an infusion container for example, a bag with saline solution
  • a suitable receptacle for an infusion container for example, a bag with saline solution
  • a suitable pump for example, a pump, which in turn are part of the irri anesthetic device integrated honey metering unit and are controlled by the control unit
  • the one liquid metering unit for metering anesthetics and / or medication or other physiologically active substances can be controlled via one or more syringes, while another liquid metering unit realizes the supply from an infusion container to the patient.
  • the metering of a gas mixture, in particular a gaseous anesthetic can advantageously be carried out simultaneously via the gas control block controlled by the control unit.
  • the liquid metering unit is designed to send measurement data to the control unit.
  • These measurement data can be determined within the liquid metering unit by suitable measuring instruments and parameters, such as the throughput, the temperature, the administered Volume, the remaining volume and other values per syringe or per liquid container.
  • suitable measuring instruments and parameters such as the throughput, the temperature, the administered Volume, the remaining volume and other values per syringe or per liquid container.
  • liquid metering unit arranged separately from the anesthetic device, an operating element attached to this liquid metering unit, via which operating functions can be entered. With suitable signals, the liquid metering unit can then transmit the corresponding function via the interface of the control unit. This could in particular also relate to a start / stop function with which the metering can be operated from a liquid metering unit.
  • the receiving unit for receiving the containers provided for emptying is designed in such a way that uninterrupted care of the patient is made possible.
  • the receiving unit has space for six syringes if only three of them are required for a currently running dosing process.
  • the other three receptacles can be used to exchange empty syringes, the liquid metering unit being designed such that when one or more of the first three syringes are completely empty, it accesses the reserve syringes provided in this way. This access can also be controlled accordingly by the control unit.
  • one or more containers are used for dosing
  • one or more corresponding replacement containers can be placed in the receptacle, so that the containers are used alternately for dosing by the liquid dosing unit.
  • the receiving units in which the containers with the agents to be administered, in particular the syringes, are arranged, advantageously have suitable ejection mechanisms with which emptied containers can be released from their holding position at the push of a button can be ejected.
  • This ejection mechanism can be mechanical, partly mechanical or electrical and can be triggered by manual actuation or a suitable control by the control unit.
  • An advantageous embodiment of the invention also has an analysis unit for analyzing the gas compositions, this analysis unit being advantageously arranged in or on the gas control block.
  • the analysis unit supplies analysis data about the gases occurring in the gas control block to the control unit in order to be able to optimize the metering of the gaseous or the liquid agents.
  • the analysis can advantageously be carried out for each gas, but in particular also for the inspiratory gas supplied to the patient or the expiratory gas coming from the patient.
  • a mixing ratio of the individual gases set by the control unit can be checked, on the other hand, on the basis of the expiratory gas analysis, the means supplied to the patient or their quantities can be corrected if necessary.
  • the analysis unit can carry out one or more known analysis methods and can also analyze the gases specifically for specific constituents.
  • the gas composition i.e. the breakdown of the individual gases of a gas mixture, can be carried out using such an analysis unit.
  • the data obtained through such an analysis are transmitted to the control unit, where they can be further processed or also stored.
  • the gas control block of the anesthetic device is advantageously equipped with separate or combined connections for the gases to be administered, in particular compressed air, oxygen and anesthetic gases.
  • Such a connection can be provided for an evaporator, via which anesthetics converted into the gaseous state are supplied to the gas control block.
  • the anesthetic machine enables the simple connection of the individual gases via suitable supply lines or hoses.
  • anesthetic device provides one or more further data interfaces on the control unit, via which medical data can be transmitted from external devices to the anesthetic device or can be transmitted from there to the external devices.
  • physiological parameters required or helpful for anesthesia can be incorporated into the regulation of the dosage in order to optimally adapt them to the patient.
  • information about the quantities of stored blood administered or also respiratory rate, pulse rate, body temperature and the possible signaling of malfunctions from other treatment devices, which in turn could have an influence on the dosage of the anesthetics administered by the anesthetic device come into question here.
  • Such further interfaces also enable the transfer of data from the anesthetic device to externally connected devices. If medical devices are connected to the anesthetic device, the data is transmitted with the purpose of evaluating them there equally and, if necessary, of being able to take them into account in the case of regulations or other functions of these devices. However, the data can also be transferred to non-medical devices, for example for the purpose of archiving data, preparing bills or compiling the mandatory anesthetic protocols.
  • control unit of the anesthetic device is connected to an operating and display unit.
  • the anesthesia machine can be operated via this operating and display unit.
  • the data required for anesthesia can advantageously be entered via a keyboard, suitable pushbuttons or switches or even a touch screen display and other suitable input means (for example multi-function input wheel), and in the operating and display unit itself or in the control unit are processed or stored
  • These data can relate to all parameters that are important for the dosing of the agents administered by the anesthetic machine. This includes, in particular, information on the composition of the gaseous or liquid to be administered, the amount to be administered per unit of time or in total, the duration of the dosing and data on the interaction of the two different anesthetic procedures (gaseous / intravenous).
  • all data entered or determined or stored by the control unit can be represented on the display unit. These can be individual parameters or differences between them, as well as setpoints and actual values or alarm and status messages that relate to ventilation or, in particular, the metering range of the gaseous and liquid substances.
  • the display unit is designed such that all data arriving or ascertained in the control unit can be output in a suitable form (including bar or curve representation) via the display unit.
  • Fig. 1 shows the schematic representation of an anesthetic device with associated liquid metering unit.
  • the anesthetic device 1 has a control unit 2, which is connected to an operating unit 3 via a line 4.
  • the line 4 is designed to transmit data signals and energy.
  • the control unit 3 has a display unit 5.
  • the control panel 3 also has input elements with which a user can input data.
  • input elements with which a user can input data.
  • several input keys 7 and one input wheel 9 are provided.
  • the data entered via the input elements can be stored in a memory (not shown) in the control panel 3 or the control unit 2.
  • the control unit 2 is connected to a gas control block 12 via a line 6.
  • the line 6 is designed for the transmission of data signals and energy.
  • the gas control block 12 can be supplied with 16 gases via gas supply interfaces. These gases can in particular be oxygen, compressed air, laughing gas, xenon or other inhalation anesthetics.
  • the gases supplied to the gas control block 12 can be mixed or metered with one another via control elements 13 and passed on to a patient 40 via a gas hose 17.
  • the control elements 13 of the gas control block 12 are controlled by control signals from the control unit 2 in such a way that a gas mixture which is predetermined by a user or determined by the control unit 2 is formed and is forwarded to the patient 40 in a quantity and rate which can likewise be predetermined.
  • the gas hose 17 is designed such that it can carry the inspiratory gases to be supplied to the patient on the one hand, but also the expiratory gases exhaled by the patient on the other hand.
  • the expiratory gases are returned to the gas control block 12.
  • An analysis unit 14 is also provided in the gas control block 12, with which the individual gases occurring in the gas control block 12 can be composition or purity can be analyzed. In particular, the analysis unit 14 can analyze the patient's expiratory gases accordingly.
  • the analysis data, which are ascertained by the analysis unit 14, are fed via line 6 to the control unit 2, where they are evaluated and can possibly influence the further regulation of the control elements 13.
  • the control unit 2 is also connected via an interface 10 and a line 26 to a liquid metering unit 20 integrated in the anesthetic machine.
  • the line 26 is designed to transmit data signals and energy.
  • the liquid metering unit 20 has a syringe holder 23, in which syringes 22 are stored.
  • the syringes 22 are filled with medical agents, in particular anesthetics.
  • the pistons of the syringes 22 are actuated via syringe pumps 24.
  • the syringe pumps 24 are controlled via control signals which are supplied to the liquid metering unit 20 via the interface 10 and the line 26 from the control unit 2.
  • the liquid dispensed from the syringes is supplied to the patient 40 via a hose 25.
  • the hose line can be designed in such a way that the liquid from a plurality of syringes 22 is supplied to the patient 40 via a plurality of lines formed separately in the hose line 25.
  • the liquid from several or all of the syringes 22 can also be mixed within the liquid dosing unit 20, so that the hose line 25 supplies this mixture to the patient 40.
  • the liquid metering unit 20 also has a flow regulator 27, which is also connected to the patient 40 via a hose line 25.
  • the flow controller 27 regulates the supply of an infusion solution to be supplied to the patient 40 from an infusion container 29.
  • the infusion solution from the infusion container 29 is supplied via a suitable connection element 21.
  • the regulation of the flow regulator 27 again takes place via control signals which are fed to the liquid metering unit 20 via the line 26 from the control unit 2.
  • the control unit 2 is also connected to medical devices 30 via interfaces 11 and lines 31.
  • the interfaces 11 and the lines 31 are designed for the transmission of data signals and energy.
  • the medical devices 30 are patient monitors. In principle, however, other medical devices are also conceivable for the connection to the control unit 2 for the transmission of data.
  • the data transmitted is additionally information about the amount of blood plasma administered.
  • the external data supplied to the control unit 2 of the anesthesia device 1 in this way are taken into account in the control of the gas control block 12 and the liquid dosing unit 20 in order to optimize the administration of the individual substances to the patient 40.
  • the liquid metering unit 20 contains syringes 22 on the one hand, which are held via the syringe holder 23, but on the other hand also the flow regulator 27 for regulating the supply of an infusion solution.
  • the flow regulator 27 for regulating the supply of an infusion solution.
  • a first liquid metering unit could only empty syringes that are filled with anesthetics, for example, while a second liquid metering unit that is separate from the first can only take on the metering of one or more infusion solutions.
  • the two Hüssigdosing units would be controlled separately from one another by the control unit 2 of the anesthetic machine 1 via separate lines 26 or interfaces 10.
  • the embodiment of the anesthetic device 1 shown by way of example can then supply the gas on the one hand, but also the one on the other To regulate the supply of liquids to the patient together.
  • These liquids can in particular be anesthetics, but alternatively or additionally, they can also be infusion solutions or other medical agents to be administered to the patient.
  • the administration processes are controlled by the control unit 2 in accordance with the data entered on the control panel 3.

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  • Health & Medical Sciences (AREA)
  • Anesthesiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pulmonology (AREA)
  • Emergency Medicine (AREA)
  • Vascular Medicine (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

La présente invention concerne un appareil d'anesthésie qui permet d'administrer, alternativement ou simultanément, des produits anesthésiants gazeux et des produits anesthésiants liquides ou d'autres agents médicamenteux liquides, au moyen d'une unité de dosage de liquide. Une unité de commande prend la commande des éléments de régulation pour le dosage des gaz et des liquides, à l'aide de données qui peuvent être entrées par une unité de commande d'utilisation ou qui peuvent être déterminées par l'unité de commande.
PCT/DE2002/004212 2001-11-16 2002-11-14 Appareil d'anesthesie WO2003045473A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AU2002342562A AU2002342562A1 (en) 2001-11-16 2002-11-14 Anesthetic device
DE10295446T DE10295446D2 (de) 2001-11-16 2002-11-14 Narkosegerät

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10156364.7 2001-11-16
DE10156364A DE10156364A1 (de) 2001-11-16 2001-11-16 Narkosegerät

Publications (1)

Publication Number Publication Date
WO2003045473A1 true WO2003045473A1 (fr) 2003-06-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2002/004212 WO2003045473A1 (fr) 2001-11-16 2002-11-14 Appareil d'anesthesie

Country Status (3)

Country Link
AU (1) AU2002342562A1 (fr)
DE (2) DE10156364A1 (fr)
WO (1) WO2003045473A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004000400A2 (fr) * 2002-06-24 2003-12-31 University Of Florida Procede et appareil de controle de gaz respiratoires pendant l'anesthesie
US7820108B2 (en) 1999-11-08 2010-10-26 University Of Florida Research Foundation, Inc. Marker detection method and apparatus to monitor drug compliance
EP2825238A1 (fr) 2012-03-13 2015-01-21 Universität des Saarlandes Procédé pour effectuer une anesthésie ou une analgo-sédation et procédé pour faire fonctionner un dispositif en vue d'effectuer une anesthésie ou une analgo-sédation
CN114129843A (zh) * 2021-12-06 2022-03-04 吉林大学 一种用于手术室麻醉机的麻醉剂定量输送装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
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US7820108B2 (en) 1999-11-08 2010-10-26 University Of Florida Research Foundation, Inc. Marker detection method and apparatus to monitor drug compliance
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WO2004000400A3 (fr) * 2002-06-24 2004-02-19 Univ Florida Procede et appareil de controle de gaz respiratoires pendant l'anesthesie
EP2825238A1 (fr) 2012-03-13 2015-01-21 Universität des Saarlandes Procédé pour effectuer une anesthésie ou une analgo-sédation et procédé pour faire fonctionner un dispositif en vue d'effectuer une anesthésie ou une analgo-sédation
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