公开(公告)号：US3605754A

公开(公告)日：1971-09-20

申请号：US77684368

申请日：1968-09-25

Applicant: SOUTH AFRICAN INVENTIONS

Inventor： JAROS GEORGE GUSTAV ,  GOUS JOHANNES PETRUS ,  LOUBSER JOHAN SAMUEL

IPC: A61N1/39 ,  A61N1/36

CPC classification number: A61N1/39 ,  A61N1/3906

Abstract: A METHOD OF DEFIBRILLATING A HEART, WHICH INCLUDES DEPOLARIZING BY FIRST ELECTRIC PULSE, THOSE HEART MUSCLE FIBRES WHICH ARE IN A RECEPTIVE STATE, AND OF LATER DEPOLARIZING HEART MUSCLE FIBRES BY A SECOND ELECTRICAL PULSE AT A TIME INTERVAL AFTER THE FIRST PULSE, SUFFICIENT TO PERMIT ALL THE HEART MUSCLE FIBRES TO BE SIMULTANEOUSLY IN A RECEPTIVE STATE. THE APPARATUS FOR ENERGY STORAGE CAPACITORS WHICH ARE CHARGED FROM A VARIABLE POWER SUPPLY VIA A CAPACITOR CHARGE AND IMPULSE DISCHARGE INVERTER AND DISCHARGED WHEN DESIRED UNDER THE CONTROL OF A STORED ENERGY MONITOR VIA DAMPING AND SAFETY CIRCUITS TO ENERGIZE ELECTRODES.