I-Defibrillator iyisisetshenziswa sezokwelapha esisebenzisa i-pulse current enamandla ukuze sidlule enhliziyweni ukuze kuqedwe i-arrhythmia nokubuyisela isigqi se-sinus. Inezinzuzo zomphumela ophezulu wokwelapha, isenzo esisheshayo, ukusebenza okulula nokuphephile uma kuqhathaniswa nezidakamizwa. Futhi iyimishini yosizo lokuqala edingekayo egumbini lokuhlinza.