I. Cause of ischemia-reperfusion injur y and affecting factor coronary in spasm + antispasmotic thrombosis thrombolytic therapy 1. cause coronary by-pass operation on heart: no-reflow organ transplantⅠ. Cause of ischemia-reperfusion injur y and affecting factor coronary in spasm antispasmotic thrombosis thrombolytic therapy 1. cause coronary by-pass operation on heart: no-reflow organ transplant