What is the difference between eecp and heart bypass surgery?

Invasive/noninvasive: Both coronary bypass surgery and eecp are used to treat patients with coronary artery disease and angina. Typically, bypass is for patients who have multiple blocked arteries or other situations where angioplasty and stenting are not feasible. Eecp is used for treatment when either angioplasty or bypass surgery are not feasible and the patient continues to have angina despite maximal medications.

One is surgery .: Eecp is external counterpulsation therapy for patients with angina that can not undergo coronary bypass surgery. Coronary bypass surgery requires a surgeon to open your chest and connect an artery or a saphenous vein between the aorta and the coronary arteries beyond the blockages with or without the use of a heart-lung circuit , w/wo stopping heart.