Thumb can oppose other fingers because of its special caropmetacarpal joint ( trapeziometacarpal joint ) 大姆指能做出对向动作，是因为它有一个特殊的腕掌骨间关节。
The comparative study on maturation of metacarpal bone in puberty children during their growth spurt period between urban and rural areas 青春突增期少年掌骨发育的城乡对比研究
Exercising an immature animal , by lunging for example , can put strain onto the joints and cause deformities such as splints 锻炼不成熟的小马驹，打个比方通过调教索训练，会对关节施加压力以及会造成类似掌骨疣（马的裂骨或炮骨的扩大）的畸形。
The operation technique of treatment wirst scaphoid fracture nonunion had been enrich . methods ： the harden bone of wrist scaphoid fracture nonunion is excised . shape nail fixed scaphoid fracture end 方法：切除腕舟骨骨折不愈合之硬化骨，以形钉固定舟骨骨折端，用带第2掌背动脉蒂掌骨骨膜瓣翻转移植治疗腕舟骨骨折不愈合11例。
Objective to report the result of the defects of metacarpophalangeal joint from 2 to 5 repaired by metacarpal articular surface with dorsal metacarpal artery and using kirschner pins to transfix the injured finger and the nearby normal finger 目的报道利用伤指邻近的正常手指作为生理性外固定支架与伤指并指固定，应用带血供的掌骨近端骨块修复2 - 5掌指关节缺损的效果。
