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| 肩关节 (典型的球窝关节，由肱骨头与肩胛骨的关节盂构成。关节盂浅而小，其面积是肱骨头的1/4〜1/3,故肩关节的运动幅度较大。关节囊松弛,向上附着于关节盂周缘，向下附着于肱骨解剖颈，其内侧可达肱骨外科颈。关节囊的韧带少而薄弱。关节囊下壁无韧带和肌腱加强，最为薄弱，故临床上常见肩关节向前下方脱位。肩关节是全身最灵活的三轴关节，能作屈伸、收展、旋转和环转运动。臂外展超过40°〜60。,继续抬高至180°时，常伴随着胸锁关节和肩锁关节的运动以及肩胛骨的旋转) | |||
| 人体肩关节 | |||
| 台肩接合处 | |||
| 机械手的肩关节 | |||
| 肩关节 | |||
| shoulder joint: 14 phrases in 6 subjects |
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