The effect of a vertical expandable prosthetic titanium rib on shoulder balance in patients with congenital scoliosis.

Purpose: To evaluate the effect of a vertical expandable prosthetic titanium rib (VEPTR) on shoulder balance in patients with congenital scoliosis.

Methods: Fifteen patients had a thoracic congenital scoliosis. The Cobb angles of the thoracic primary curves were measured.