Patent · US Expired

Method and device for correcting in-vivo sensor drift

US7025718B2 · kind B2 · utility

36Cited by
8References
21Claims
0Family size

Inventor

Key dates

Filing dateNov 19, 2002
Grant dateApr 11, 2006
Priority date
Expiry dateSep 4, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01L27/002
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A method and device for reducing signal drift on a balloon catheter mounted pressure sensor by adjusting for signal gain and/or zero offset, and by separately calibrating the constant signal component and the time-varying signal component of an uncalibrated source signal to produce a calibrated source signal.

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