(A) The patient is placed in the lateral decubitus position with the right arm resting on the holding board. (B) Posterior aspect of the right elbow. Establishment of soft spot (SS) portal and accessory posterolateral (APL) portal. (C) Medial aspect of the right elbow. Establishment of proximal anteromedial (PAM) portal and anteromedial (AM) portal. (D) Lateral aspect of the right elbow. Establishment of additional incision (AI) and proximal anterolateral (PAL) portal. (LE, lateral epicondyle; ME, medial epicondyle; OL, olecranon; RN, radial head; UN, ulnar nerve.)