Title: Sphygmomanometer

Abstract: A hand held all-visibility (no stethoscope required) blood pressure measuring instrument comprising a manifold, a combination blood pressure and systolic-diastolic points indicating direct reading gauge physically and funtionally connected to the manifold, a squeeze bulb physically and functionally connected to the manifold and forming the hand grip for holding the instrument and having a stiffening member connected to the manifold and extending through the interior of the bulb to prevent bending distortion of the bulb and resultant waver of the gauge, and a short stroke, quick action press type air release valve physically and functionally connected to the manifold in a position where it can be completely operated solely by very short strokes of the thumb of the holding hand (either right or left) while the hand is in a completely normal position and the gauge is in a fully readable position while being held steady and still.

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Inventors: Leach, John Meredith (Port Jefferson, NY, US)

Application Number: 651207
Filing Date: 1976-01-21
Publication_date: 1977-09-27
Assignee:
Primary Class(es): 600/498
Other Classes:
US Patent Ref:

3738357	Jun, 1973	Hayes	128/2.
3828811	Aug, 1974	Natkanski	128/2.
3906939	Sep, 1975	Aronson	128/2.

Other Refs:
Primary Examiner: Woodiel, Donald O.
Assistant Examiner:
Attorney: