Patent · US Expired

Minute volume rate-responsive pacemaker

US4901725A · kind A · utility

192Cited by

10References

19Claims

0Family size

Assignee

Telectronic SA · NL

Inventors

Tibor A. Nappholz · Englewood, US
John R. Hamilton · Littleton, US
James Christopher Hansen · Sunnyvale, US

Key dates

Filing date	Jan 29, 1988
Grant date	Feb 20, 1990
Priority date	—
Expiry date	Jan 29, 2008

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61N1/36521
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A rate-responsive pacemaker whose rate control parameter is minute volume derived over a bipolar lead. An algorithm based on averaged samples and zero crossings provides enhanced accuracy. Sustained exercise at high pacing rates is possible.

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