However, in the humeri with an excessive varus or valgus neck-shaft angle, there was always an obvious gap between the head of the implanted fixed-angle prosthesis and the surface of the osteotomy.

• 然而，在重度外翻和内翻组中，行固定式假体置换，会导致在肱骨头假体和截骨面之间存在明显的间隙。