Zallen R D, Lanzi G L
J Oral Maxillofac Surg. 1987 Apr;45(4):371. doi: 10.1016/0278-2391(87)90363-6.
Fracture of the set screw on the drill guide used for placement of the mandibular staple bone plate resulted in inability to remove the apparatus. The problem was resolved by cutting the director rods.