Term
| coronary artery bypass graft (CABG) |
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Definition
| grafting of a portion of a blood vessel retrieved from another part of the body (such as a length of saphenous vein from the leg or mammary artery fromt he chest wall) to ypass an occluded coronary artery, restoring circulation to myocardial tissue; the traditional method includes temporary arrest of the heart with circulation (bypass) of the patient's blood through a heart-lung machne during the procedure - an alternative off-pump approach uses a stabilizer to perform the procedure nt he beating heart |
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Term
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Definition
| opening; joining of two blood vessels to allow flow from one to the other |
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Term
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Definition
| incision and coring of the lining of an artery to clear a blockage caused by a clot or atherosclerotic plaque buildup |
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Term
| transmyocardial revascularization (TMR) |
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Definition
| a laser technique used to open tiny channels in the heart muscle to restore blood flow, thereby relieving angina in patients with advanced coronary artery disease; an option for patients not treatable with angioplasty or coronary artery bypass |
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Term
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Definition
surgery to replace a diseased heart valve with an artifical one - types of artificial valves: tissue -most commonly amde from animal tissue such as porcine (pig) or bovine (cow)
mechanical - made from synthetic material |
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Term
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Definition
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Term
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Definition
| use of a flexible fiberoptic angioscope accompanied by an irrigation system, a camera, a videorecorder and a monitor that is guided through a specific blood vessel to visually assess a lesion and select the mode of therapy |
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Term
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Definition
| excision of atheromatous plaque from within an artery utilizing a device housed in a flexible catheter that selectively cuts away or pulverizes tissue buildup |
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Term
| percutaneous transluminal coronary angioplasty |
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Definition
| a method of treating the narrowing of a coronary artery by inserting a specialized catheter with a balloon attachment, then inflating it to dilate and open the narrowed portion of the vessel and restore blood flow to the myocardium; most often includes a placement of stent |
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Term
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Definition
| implantation of a device used to reinforce the wall of a vessel and ensure its patency (openness) - most often used to treat a stenosis or a dissection |
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