METHODS AND DEVICES FOR SENSING RESPIRATION AND CONTROLLING VENTILATOR FUNCTIONS
    2.
    发明申请
    METHODS AND DEVICES FOR SENSING RESPIRATION AND CONTROLLING VENTILATOR FUNCTIONS 有权
    用于感应呼吸和控制通气功能的方法和装置

    公开(公告)号:US20110197885A1

    公开(公告)日:2011-08-18

    申请号:US12988477

    申请日:2009-04-17

    Abstract: Improved methods and devices are described for sensing the respiration pattern of a patient and controlling ventilator functions, particularly for use in an open ventilation system. A ventilation and breath sensing apparatus may include a ventilation gas delivery circuit and a ventilation tube coupled to the ventilation gas delivery circuit. A plurality of pressure sensing elements may be separated by a distance and may produce independent signals. The signals may be used to detect pressure differentials between the plurality of pressure sensing elements. Sensing ports may be located in an airway, and connected to transducers that are valved to optimize sensitivity and overpressure protection. Airway pressure and flow can both be obtained and used to optimize ventilator synchronization and therapy.

    Abstract translation: 描述了改进的方法和装置,用于感测患者的呼吸模式并控制通气机功能,特别是用于开放式通风系统。 通气和呼吸感测装置可以包括通气气体输送回路和连接到通气气体输送回路的通气管。 多个压力感测元件可以分开一段距离并且可以产生独立的信号。 信号可用于检测多个压力感测元件之间的压力差。 感测端口可以位于气道中,并且连接到阀的换能器以优化灵敏度和超压保护。 可以获得气道压力和流量,并用于优化呼吸机同步和治疗。

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