Hip arthrodesis with cobra plate fixation (see text). A, Longitudinal midlateral incision. B, Osteotomy of greater trochanter. C, Transverse innominate osteotomy. D, Cobra plate contoured and attached with two screws for application of compression force. E, Final fixation of plate. F, Lateral view of plate and reattachment of greater trochanter. G, Hip fusion with cobra plate. SEE TECHNIQUE 5.4.