decussatio nervorum trochlearium

例句：

1. 1. He suffered a severe dislocation of his shoulder joint.
   他的肩关节严重脱位。
2. 2. The doctor performed an arthroscopic surgery to repair the damaged cartilage in his knee.
   医生进行了关节镜手术来修复他膝盖受损的软骨。
3. 3. The patient was taken to the operating room for emergency decussation and reduction of the fracture.
   患者被送往手术室进行紧急脱位和骨折复位。