A defibrillation system including a high voltage metallized plastic film capacitor which is charged to a high voltage and is discharged to the body of the patient by way of a paddle. The defibrillation system includes a charge abnormality detection circuit for detecting dielectronic breakdown of the...http://www.google.es/patents/US4926862?utm_source=gb-gplus-sharePatente US4926862 - Defibrillation system