Manske et al. centralization arthroplasty technique, transverse ulnar approach (see text). A, Incision. B, Exposure of muscle, tendon, and nerve. C, Capsular incision. D, Exposure of carpoulnar junction and excision of segment of carpal bones. E, Insertion of Kirschner wire. F, Reattachment of extensor carpi ulnaris tendon. SEE TECHNIQUE 80.2.