CN115666695A - 通气调节方法以及高频通气系统 - Google Patents

通气调节方法以及高频通气系统 Download PDF

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CN115666695A
CN115666695A CN202080100922.3A CN202080100922A CN115666695A CN 115666695 A CN115666695 A CN 115666695A CN 202080100922 A CN202080100922 A CN 202080100922A CN 115666695 A CN115666695 A CN 115666695A
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flow rate
gas flow
control value
frequency
gas
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伍乐平
周小勇
蔡琨
肖杨
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Shenzhen Mindray Bio Medical Electronics Co Ltd
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Shenzhen Mindray Bio Medical Electronics Co Ltd
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    • A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
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    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/021—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes operated by electrical means
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    • A61M16/20—Valves specially adapted to medical respiratory devices
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    • A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
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    • A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
    • A61M2016/003—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter
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    • A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
    • A61M2016/003—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter
    • A61M2016/0033—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical
    • A61M2016/0039—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical in the inspiratory circuit
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    • A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
    • A61M2016/003—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter
    • A61M2016/0033—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical
    • A61M2016/0042—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical in the expiratory circuit
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    • A61M16/10—Preparation of respiratory gases or vapours
    • A61M16/1005—Preparation of respiratory gases or vapours with O2 features or with parameter measurement
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    • A61M2016/1025—Measuring a parameter of the content of the delivered gas the O2 concentration
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Abstract

一种通气调节方法以及高频通气系统，用于在高频震荡过程中产生稳定小流速，保证在氧浓度设置范围内实现稳定的、准确的氧浓度控制。其中，通气调节方法包括：根据目标输出流速和氧浓度设置值确定第一气体流速控制值和第二气体流速控制值；判断该第一气体流速控制值是否属于第一死区范围和判断该第二气体流速控制值是否属于第二死区范围；若该第一气体流速控制值属于该第一死区范围，则呼气阶段保持第一气体流速控制器(212)开启；若该第二气体流速控制值属于第二死区范围，则呼气阶段保持第二气体流速控制器(222)开启。

Description

PCT国内申请，说明书已公开。

Claims (20)

  1. PCT国内申请，权利要求书已公开。
CN202080100922.3A 2020-05-20 2020-05-20 通气调节方法以及高频通气系统 Pending CN115666695A (zh)

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CN115666695A true CN115666695A (zh) 2023-01-31

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Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4393869A (en) * 1981-06-22 1983-07-19 Canadian Patents & Development Limited Electronically controlled respirator
US5303698A (en) * 1991-08-27 1994-04-19 The Boc Group, Inc. Medical ventilator
US6279574B1 (en) * 1998-12-04 2001-08-28 Bunnell, Incorporated Variable flow and pressure ventilation system
CN104421477A (zh) * 2013-09-03 2015-03-18 北京谊安医疗系统股份有限公司 用于麻醉机的比例阀控制装置
US11406787B2 (en) * 2016-04-29 2022-08-09 Fisher & Paykel Healthcare Limited Methods and apparatus for oxygenation and/or CO2 removal
CN109011090B (zh) * 2018-07-02 2021-04-20 南京乐基医疗器械有限公司 空氧混合气路设计及具有该气路的呼吸机
CN110464947B (zh) * 2019-08-29 2022-01-04 宁波戴维医疗器械股份有限公司 一种高频呼吸机的系统及通气控制方法

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