Wrist sphygmomanometer and cuff spring for the same

Details Wrist sphygmomanometer and cuff spring for the same Wrist sphygmomanometer and cuff spring for the same

2008-05-20

2008-05-20

Nasser, Robert L (Department: 3735)

Surgery

Diagnostic testing

Cardiovascular

C600S490000

Reexamination Certificate

active

07374543

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.

REFERENCES:
patent: 3633567 (1972-01-01), Sarnoff
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patent: 5840037 (1998-11-01), Tochikubo et al.
patent: 6338723 (2002-01-01), Carpenter et al.
patent: 2003/0088267 (2003-05-01), Itonaga et al.
patent: 2004/0193084 (2004-09-01), Ravikumar
patent: 0 392 702 (1990-10-01), None
patent: 1 256 313 (2002-11-01), None
Patent Abstracts of Japan, vol. 2000, No. 02, Feb. 29, 2000.
Patent Abstracts of Japan, vol. 0150, No. 76 (C-0809), Feb. 21, 1991.

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