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The left coronary artery (abbreviated LCA) is an artery that arises from the aorta above the left cusp of the aortic valve and feeds blood to the left side of the heart. It is also known as the left main coronary artery (abbreviated LMCA) and the left main stem coronary artery (abbreviated LMS). It is one of the coronary arteries.
Retractor for aortic valve surgery
Provided is a retractor for aortic valve surgery which allows infusion of cardioplegic solution into a coronary artery while the retractor is in an attached state during aortic valve surgery. An aortic valve surgery retractor 100 is a retractor-type device used for aortic valve surgery, and includes: a retractor body 110 having a rectangular shape in a plan view and can be bent into a cylindrical shape in the longitudinal direction; and a first opening 120a and a second opening 120b provided at positions corresponding to an inlet part of the right coronary artery and an inlet part of the left coronary artery in the retractor body 110 for injecting a cardioplegic solution into the right coronary artery and the left coronary artery, respectively.
Owner:NAGASAKI UNIVERSITY