Patent · US Expired

Gel-filled blood pressure transducer

US4920972A · kind A · utility

64Cited by
5References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 12, 1988
Grant dateMay 1, 1990
Priority date
Expiry dateDec 12, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02B10/10
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A reusable pressure transducer for use with a detachable dome. The pressure transducer includes a body having a recess with an opening covered by a flexible diaphragm. The body has a hole opposite the flexible diaphragm and a sensor placed over the hole. A dielectric gel fills the recess to transmit to the sensor variations in pressure imparted to the diaphragm.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.