The average distance from the pronator quadratus muscle to the lunate fossa surface was 12.2 mm, and the average distance from the pronator quadratus muscle to the scaphoid fossa surface was 13.6 mm.

The average distance from the fracture site s to the lunate fossa of the distal radius was 12.2 mm (range, 7.3–17 mm), and the fracture site to the scaphoid fossa of the distal radius was 13.2 ...