The invention relates to a thoracoabdominal combined cardiac resuscitation apparatus comprises a shell, a driving mechanism and a pressing mechanism, wherein the driving mechanism is connected with the pressing mechanism and comprises a thorax driving mechanism and an abdominal cavity driving mechanism, the pressing mechanism comprises a thorax pressing mechanism and an abdominal cavity pressing mechanism, wherein the thorax pressing mechanism and the abdominal cavity pressing mechanism both comprise a motor, a shrinkage bridge, a rotating shaft and a protecting shaft; the thorax pressing mechanism comprises a thorax pressing belt part and a thorax pressing plate part, therein the abdominal cavity pressing mechanism comprises an abdominal cavity pressing belt part and an abdominal cavity pressing plate part. The invention has simple and reasonable structure and can respectively alternatively and circularly press patients, thereby greatly improving the survival rate and the recovering rate of cardio-pulmonary resuscitation patients and having good application and popularization values.