title: Modified rotatory instruments for transphenoidal surgery: technical note.
abstract: A series of modified gyratory bayonets instruments is described. They have the advantage to allow any adjustable position within a 360 degree rotation angle, during the various surgical steps of transphenoidal surgery, thus keeping the surgeon's hand always at the same position.
mesh_terms: D006801:Humans; D007016:Hypophysectomy / Q000295:instrumentation; D008866:Microsurgery / Q000295:instrumentation*; D009493:Neurosurgery / Q000295:instrumentation*; D010902:Pituitary Gland / Q000601:surgery*; D013101:Sphenoid Sinus; D013525:Surgical Instruments