US Patent 9872675 Surgical retractor with angling device

A physical retractor apparatus and method for retracting anatomy during surgery wherein the apparatus includes a handle rod, a body portion, a retractor blade and a mechanism which allows the retractor blade to be angularly adjusted, and secured, to one of any number of angular positions. The retractor blade may be first manually positioned to a gross angular position and thereafter fine tuned in angular position. The adjustment mechanism includes a pair of arms forced together to contract about a pivot pin to set an angular position and a threaded screw device which is rotatable to adjust further the angular position.