The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 25, 1989
Filed:
Apr. 03, 1987
Antonina M Romanovskaya, Moscow, SU;
Abstract
A device for measurement of arterial blood pressure, comprising a compression cuff with a manometer, and a pulse wave sensor interposed between the compression cuff and the patient's body surface and situated below the cuff axis square with the direction of the pulse wave propagation, said sensor being connected to a recorder and having a piezoelectric crystal plate one of whose working surfaces carries a first elastic current-conducting layer, while the other working surface of said plate carries a second elastic current-conducting layer, a first elastic electric-insulating layer being applied to the surface of the first elastic current-conducting layer, and a third elastic current-conducting layer is situated on the surface of said first electric-insulating layer.