Pump band

Surgery – Truss – Pad

Patent

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Details

A61B 50245

Patent

active

055094236

ABSTRACT:
A pneumatic pump assembly adapted to be integrated into a device for monitoring heart pulse rates from radial arterial sources. The pump assembly includes a pneumatic pump with a bulb component, a self-sealing flapper valve and a tube connecting the pump with an inflatable bladder. Sensors are disposed at the bladder whereby they can be oriented with regard to the radial artery of the wearer upon inflation or release of air pressure in the bladder. Typically, the pump assembly and monitoring device are worn at the wrist of the user.

REFERENCES:
patent: 2753863 (1956-07-01), Bailey
patent: 4549550 (1985-10-01), Kami
patent: 4862895 (1989-09-01), Yamasawa et al.
patent: 4867170 (1989-09-01), Takahashi
patent: 4947855 (1990-08-01), Yokoe et al.
patent: 5158091 (1992-10-01), Butterfield et al.

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