根据手掌血管构成的特殊性，将断掌分为四个类型，即掌指动脉型、掌弓动脉型、掌弓主干型及混合型。
According to characteristics of palmar vessels and bones, amputation of palm can be divided into 4 clinical types, which are common digital vessel, palmar arch, common branch and mixed palmar type.
掌深弓除传统介绍外尚见到由桡动脉和小指尺侧动脉分支所形成。
The deep palmar arch, besides the traditional (view-point), also consists of the branches of the redial artery and the ulnaris digiti minimi artery.
操作：施术者用两手全掌着力，沿受术者肋弓下缘作施转运摩，反复操作六至三十六次。
Operation: The performer puts his palms with strength to rub circly along the side of ribs of beneficiary repeatedly for six to thirty six times.
结果：指动脉的远侧掌横弓位于甲根平面、甲根平面以远和以近者分别占73％、19％和8％。
Results:The distal transverse palmar arches(DIPA) were 73%, 19% and 8% in nail root cross section, distal and proximal nail root respectively.
无一例产生腕掌部瘢痕痛及尺神经、掌浅弓损伤等并发症。
Pillar scar pain, injury of the ulnar nerve and superficial palmar arch were not found.
结论小指对掌肌腱弓可以卡压尺神经深支，引起除小鱼际肌以外的尺神经支配的所有手内在肌的功能障碍。
Conclusion We found that the fascial arch of the opponens digiti minimi can compress the deep branch of the ulnar nerve causing motor deficit of the intrinsic muscles of hands.
此后，两个分支从尺动脉有助于形成浅表和掌深动脉弓。
Thereafter, the two branches from the ulnar artery contributed to form the superficial and deep palmar arterial arches.
挠动脉与尺动脉互相吻合成掌动脉弓，动脉干沿途发出分支至相应部位。
The radial artery and the ulnar artery coincide with each other to form a palm artery arch. The arterial trunk gives off branches to the related parts.
本文确定以掌中线为掌浅弓表面投影的定位标志。
The superficial volar arch was estimated in 80 cases for its surface projection.
目的为手掌血管损伤时，修复掌浅弓提供解剖学基础。
Objective to provide anatomical basis for repairing clinically the superficial palmar arch.
目的为手掌血管损伤时，修复掌浅弓提供解剖学基础。
Objective to provide anatomical basis for repairing clinically the superficial palmar arch.
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