Inoue G, Maeda N
Department of Orthopaedic Surgery, Nagoya University, School of Medicine, Japan.
J Hand Surg Am. 1987 Nov;12(6):1077-9. doi: 10.1016/s0363-5023(87)80116-8.
A case of irreducible palmar dislocation of the distal interphalangeal (DIP) joint is reported. The cause of irreducibility was an entrapment of the extensor tendon in front of the head of the middle phalanx.