Patent ID: 8771196
Filing Date: 2014-07-08
Classification: A61B

Abstract:
1. A cuff for blood pressure meter adapted to tighten a part of a living body, comprising: a tightening member tightening a part of a living body and having a flexible core and a tightening belt which has an opening formed in a longitudinal direction thereof wounding around an outer periphery of the flexible core; a tightening mechanism equipped with a rack formed integrally with the tightening belt at the opening formed on the tightening belt, the rack is provided on a longitudinal side of the tightening belt, rack feed means for gearing with the rack, and a knob rotating the rack feed means; and a holding mechanism equipped with a plurality of holding holes formed on the tightening belt and facing to each other across the opening of the tightening belt and holding members which are a pair of holding pins rotatably supported with a shaft and which engage with the plurality of holding holes, wherein the holding mechanism has urging means for urging the pair of holding pins in a direction to engage into the plurality of holding holes so that when the knob is rotated in a tightening direction, the pair of holding pins comes out of two holding holes among the plurality of holding holes against an urging force of the urging means, when the knob is further rotated in the tightening direction, the tightening belt moves in the tightening direction, and when another two holding holes among the plurality of holding holes located on a release direction side of the plurality of holding holes move to positions of the pair of holding pins, the pair of holding pins engages with the another two holding holes by the urging force.