Laser Atherectomy For Coronary Artery Disease

We identified 58 cases of balloon failure treated with elca rotational atherectomy ra over four.

Laser atherectomy for coronary artery disease.

16 the ultraman registry indications and outcomes of excimer laser coronary atherectomy. Once the tube reaches the narrowed portion of the artery a cutting device whirling blade such as rotational atherectomy or a laser beam can be used to remove the. 4 absorption depth is a critical component of atherectomy because the interaction between tissue type and wavelength varies and the potential for perforation or dissection exists. To establish success and complication rates of excimer laser coronary atherectomy elca in a contemporary series of patients with balloon failure during percutaneous coronary intervention pci of both chronic total occlusions cto and lesions with distal timi 3 flow.

Wavelength determines absorbed scattered energy and penetration depth and longer wavelengths generally have weaker absorption. During the procedure a thin flexible tube a catheter is inserted through an artery in the groin or arm and carefully guided into the coronary artery that is narrowed. The philips excimer laser has been associated with a 13 1 dissection. At one point laser atherectomy was quite popular in vein graft disease and bifurcations but over a period of years its use in the coronary arterial tree has substantially decreased.

Today laser atherectomy is more frequently used in peripheral arterial disease than in coronary disease. Efficacy and safety for thrombotic lesions enrolling 328 patients at six centers in naniwa japan of which 5 5 had ctos achieved a high success rate of 92 5. One patient died from coronary perforation directly related to elca.