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    • 2. 发明授权
    • Method and arrangement for measuring blood pressure
    • 测量血压的方法和装置
    • US4105021A
    • 1978-08-08
    • US714097
    • 1976-08-13
    • William J. WilliamsWilliam J. Heetderks
    • William J. WilliamsWilliam J. Heetderks
    • A61B5/022A61B5/103A61B5/02
    • A61B5/6888A61B5/02141A61B5/022A61B5/103A61B5/02241
    • A method and arrangement for the indirect measurement of systolic and diastolic blood pressure is disclosed which involves applying an occluding inflatable cuff to a body member, with the pressure applied thereby being cycled between a pressure greater than systolic and a pressure less than diastolic. Systolic blood pressure is detected by sensing the point in the pressure cycle at which the blood flow in the occluded member shifts between a flow and no flow condition, while diastolic blood pressure is detected by sensing a characteristic change in slope of blood pulse wave form changes occurring with changing cuff pressures which occurs at a cuff pressure equal to the diastolic pressure. An approach for correcting the systolic and diastolic pressure measurements obtained by this method at one point of the body to give equivalent readings of the systolic and diastolic blood pressure at another point is also disclosed.
    • 公开了用于间接测量收缩压和舒张压的方法和装置,其包括向身体构件施加闭塞的可充气袖带,由此施加的压力在大于收缩压和低于舒张压的压力之间循环。 通过感测在阻塞部件中的血液流动在流动状态和无流动状态之间移动的压力循环中的点来检测收缩压,同时通过感测脉搏波形变化的斜率的特征变化来检测舒张压 发生在袖带压力改变时袖带压力等于舒张压。 还公开了一种用于校正通过该方法在身体的一个点获得的收缩压和舒张压测量值以在另一点给出等效的收缩压和舒张压的读数的方法。