Carpals short,fourth metacrpal expanded but unfused with the third metacarpal. 腕掌骨较短,第4掌骨扩展但不与第3掌骨末端愈合。
Objective To observe the treatments for enchondroma combined pathological fracture at metacarpal or phalanx. 目的探讨内生性软骨瘤合并病理性骨折的治疗方法。
Brachydactyly: Shortening of the digits, short fingers and or toes, is due to the anomalous development of the phalanges or metacarpals. 短指(趾)是一种较常见的手(足)部畸形。指(趾)骨短或缺,或者掌骨变短,都可使手指(足趾)变短。短指可能伴有多指或并指。
Objective:To evaluate the efficacy of transfer of the first metacarpal flaps with vascular pedicle in treatment of the ischemic necrosis of scaphoid lunatum. 探讨带血管蒂第一掌骨瓣在舟、月骨缺血性坏死的应用价值。
But the underlying structures of the humerus, radius and ulna, and metacarpals, are shared.
但是肱骨、桡骨和尺骨以及掌骨的基础结构是共享的。
Life Noggin
Broken knuckles, also known as metacarpal fractures, are fairly common, leading to the term “boxer’s fracture” or “brawler’s fracture”.
指关节骨折, 也称为掌骨骨折, 相当常见,导致术语“拳击手骨折”或“斗殴者骨折” 。
Osmosis-神经
These muscles include the flexor digitorum profundus which flexes the fingers at the interphalangeal joints, and the extensor digitorum which hyperextend them at the metacarpal phalangeal joint.
前臂肌群包括指深屈肌(在指间关节处使手指屈曲)及指伸肌(在掌指关节处使手指过伸)。
Osmosis-神经
Finally, both the ulnar and median nerves innervate the lumbricals, which are 4 muscles that extend the fingers at the interphalangeal joints, and keep them flexed at the metacarpal phalangeal joints.
最后,尺神经和正中神经都支配蚓状肌,这四条蚓状肌能使指间关节的手指伸直,同时掌指关节保持屈曲位。
中文百科
掌骨 Metacarpal bones
(重定向自Metacarpal)
掌骨是手部骨骼中间的部份,连接在近端手指及腕骨之间,而腕骨再与前臂链接。
掌骨由五个圆柱状的骨头组成,由桡骨到尺骨侧依序命名(I-V)。
第一掌骨(1st metacarpal bone)
第二掌骨(2nd metacarpal bone)
第三掌骨(3rd metacarpal bone)
第四掌骨(4th metacarpal bone)
第五掌骨(5th metacarpal bone)
英语百科
Metacarpal bones 掌骨
(重定向自Metacarpal)
In human anatomy, the metacarpal bones or metacarpus, form the intermediate part of the skeletal hand located between the phalanges of the fingers and the carpal bones of the wrist which forms the connection to the forearm. The metacarpal bones are equivalent to the metatarsal bones in the foot.