单词 | coronary artery bypass |
释义 | coronary artery bypassnoun variants or coronary bypass or coronary artery bypass graft or coronary artery bypass grafting or coronary bypass graft or coronary bypass grafting : a surgical procedure performed to shunt blood around a narrowing or blockage in the coronary artery of the heart that usually involves grafting one end of a segment of blood vessel (such as a vein of the leg) removed from another part of the body into the aorta and the other end of the segment into the coronary artery beyond the obstructed area to allow for increased blood flow —often followed by the word surgery or operation The artery-dilating procedure, which uses a balloon or other device guided to the restricted artery by a cardiac catheter, is less invasive and traumatic than coronary artery bypass surgery. Andrew Skolnick Note: When more than one coronary artery or branch is bypassed, the number of times (double, triple, etc.) is often specified. a quadruple coronary bypass —abbreviation CABG |
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