Power management system for an implantable device

A power management system for an implantable device is disclosed. One application is an implantable cardioverter/defibrillator. Charging circuits for implantable cardioverter/defibrillators require relatively large currents from the power supply. The present power management system provides extended...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: PALM WILLIAM A, VAN HOFWEGEN LLOYD A, HSUNG JEANUI
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A power management system for an implantable device is disclosed. One application is an implantable cardioverter/defibrillator. Charging circuits for implantable cardioverter/defibrillators require relatively large currents from the power supply. The present power management system provides extended device operation and reduced charge cycle time. The present system monitors both current and voltage drawn from the power supply to prevent a loss of system voltage. Elective replacement indication is performed using charging information provided by the present power management system.