A displacement-preventing sealing and fixing device for a non-invasive ventilation mask for respiratory distress

The non-invasive ventilation mask, with its multi-point anchoring and fixing components and zoned adaptive sealing structure, solves the problem of easy slippage of oxygen masks, achieving stable oxygen supply and safe wearing.

CN122399181APending Publication Date: 2026-07-17YIXING PEOPLES HOSPITAL
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
YIXING PEOPLES HOSPITAL
Filing Date
2026-04-24
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The current method of fixing medical oxygen masks can easily lead to mask slippage or warping, causing oxygen leakage, affecting ventilation efficiency and patient safety.

Method used

It adopts a multi-point anchoring and fixing component, a zoned adaptive sealing structure and an anti-displacement monitoring and early warning unit. It monitors and adjusts the air pressure in real time through multiple independent sealing airbag components and air pressure sensors, and automatically replenishes or deflates the air with a microcontroller to ensure a stable fit between the mask and the face.

Benefits of technology

It significantly reduces the probability of mask slippage or warping, ensures airtightness and comfort, prevents oxygen leakage, improves ventilation efficiency, and provides an emergency alarm function to ensure patient safety.

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Abstract

本发明适用于医疗设备技术领域,提供了一种呼吸危重症无创通气面罩防移位密封固定设备;包括:面罩本体,其面向患者面部的一侧设有密封边缘;多点锚定固定组件,其包括设置在面罩本体上的前额固定带、双侧颧弓固定带和下颌托举带;分区自适应密封结构,设置与所述密封边缘上,包括:沿着密封边缘周向分布的依次相连的多个独立密封气囊组件,且相邻多个独立密封气囊组件之间可以通过分隔膜相互分离;各多个独立密封气囊组件通过独立的供气管路与外部的供气模块连接;以及,防移位监测预警单元。本发明通过设置多点锚定固定组件,从多位置对面罩本体进行位置锁定,能够有效的对其进行限位,从而显著降低面罩发生整体滑移或局部翘边的概率。
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