Anatomic Characteristics of Pronator Quadratus Muscle: A Cadaver Study.
Phil Woo ChoungMin Young KimHyung Soon ImKi Hoon KimIm Joo RhyuByung Kyu ParkDong Hwee KimPublished in: Annals of rehabilitation medicine (2016)
We suggest that the proper site for needle insertion and motor point block of the PQ muscle is 3 cm proximal to the ulnar styloid process or distal 13% of the FL and 2 cm lateral to the medial border of the ulna or ulnar 40% side of the WW.