Patent · US Expired

Guide for mechanical guiding of a catheter in connection with cardio and vascular examination

US4941473A · kind A · utility

79Cited by
7References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 11, 1989
Grant dateJul 17, 1990
Priority date
Expiry dateJan 11, 2009

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61M2025/09175
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A guidewire for guiding a catheter is provided including a pressure sensor at the distal end of the guidewire and a ventilation passage for connecting the pressure sensor to ambient pressure.

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