Fig. 1From: Thoracoscopic infrared ablation to create a box lesion as a treatment for atrial fibrillationInfrared coagulator “Kyo-co”. a Body of the coagulator. It is connected to a light-guide, foot switch, and vacuum system to cool the light-guide. b Light-guide reinforced with heat-resistant plastic equipped with a light conducting 8-mm diameter curved-tip quartz rod. c Exit planeBack to article page