The procedure is technically complex because of the proximity of the radial nerve, the axillary nerve and its posterior branches, and the neurovascular bundles to the muscles.
由于桡神经、腋神经及后支以及肌肉的神经血管束近端位于该部，导致了手术操作步骤复杂。
2
Results the end part of the posterior interosseous nerve innervated the area of extensor muscles of the wrist and finger and the dorsal periosteum of the ulna and radial bone.