internal thoracic artery is used in myocardial revascularization because of many advantages. However, it may not be appropriate in the usual extrapleural or intrapleural route, because it can be easily displaced and injured due to the slender and weak characteristics. We introduce here, a simple technique of repositioning the skeletonized left internal thoracic artery in a stable and straight course by creating a tunnel between the left lateral pericardium and thymic tissue.