1/2″ (6.0 mm) blade, 6-1/2″ (16.5 cm)Bucy Cordotomy Knife is specifically designed for use in cordotomy procedures. The precise cutting abilities of this knife make it an ideal choice for incisions of nervous tissue and of the cord itself. In cordotomies, patients that are suffering from often chronic pain undergo a surgical procedure that severs portions of the spinal cord involved in transmission of pain. Additionally this knife is available in four different designs including forward and backward cutting and right and left cutting.