Wrist sphygmomanometer and cuff spring for the same
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United States of America Patent
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May 20, 2008
Grant Date -
Dec 22, 2005
app pub date -
Oct 22, 2004
filing date -
Oct 24, 2003
priority date (Note) -
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status (Latency Note)
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Abstract
To improve measurement accuracy of blood pressure. A wrist sphygmomanometer comprises a cuff spring formed in a curved shape to fit the semicircle on the side of the pulsation part of the wrist, having a mount portion formed outside; a cuff band including the cuff spring as a core material, having an air bag inside, and wound around a wrist; and a sphygmomanometer main body mounted on the mount portion of the cuff spring, having a pressure pump for supplying air to the air bag, wherein the cuff spring has a protrusion protruding inward formed in a nearly central position in a peripheral direction.
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