Patent · US Expired

Tubular pressure transducer

US4784151A · kind A · utility

5Cited by
19References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 30, 1997
Grant dateNov 15, 1988
Priority date
Expiry dateMar 30, 2017

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61M2205/3331
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

In a blood pressure monitoring system, a transducer which is a conductive rubber tube having conductive terminals at each end. The terminals are connected to a circuit for detecting changes in resistance of the tube. The internal surface of the tubing is coated with a dielectric material.

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