PMC

(A) Pre- and (B) postoperative radiographs of a humeral shaft fracture.

Sagittal section of the upper arm with (A) a view of the direction of the subbrachial approach and (B) a view of the humerus after hook placing. The radial and musculocutaneous nerves are protected by the brachialis muscle.

Intraoperative view of the subbrachial approach showing (A) incision of the skin, (B) surgical approach to intermuscular membrane, (C) separation of the edges of the brachialis and biceps brachii muscles and (D) exposure of the humerus.

Schematic view of the subbrachial approach showing (A) position of the arm, (B) place of the skin incision, (C) separation of the edges of the brachialis muscle and biceps brachii muscle, (D) separation of the brachialis muscle to the humerus and (E) exposure of the humerus by subperiostal hook placing.