Patent · US Expired

External defibrillator with automatic self-testing prior to use

US5879374A · kind A · utility

135Cited by
24References
73Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 10, 1994
Grant dateMar 9, 1999
Priority date
Expiry dateMay 10, 2014

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61N1/048
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A defibrillator with an automatic self-test system that includes a test signal generator and a defibrillator status indicator. The test system preferably performs functional tests and calibration verification tests automatically in response to test signals generated periodically and/or in response to predetermined conditions or events and indicates the test results visually and audibly. The invention also relates to a method for automatically determining and indicating a defibrillator's status without human intervention.

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