手的血液供应来自桡动脉和尺动脉,并有骨间动脉补充,正中动脉增大时,也进入手掌,这些血管在腕与手的掌、背两面相互吻合。Kaplan认为它们组成掌侧两个系统和背侧一个系统,掌侧两个系统是掌浅弓和掌深弓,背侧系统是腕背网。大多数教科书则描述为形成四个横位的动脉弓或动脉网。由这些弓或网发支供应手的大部分区域,桡动脉和尺动 Hand blood supply from the radial artery and ulnar artery, and interosseous artery supplement, the middle artery increases, but also into the palm of your hand, these vessels in the wrist and hand palm and back sides of the mutual agreement. Kaplan considers them to be composed of two systems on the palmar side and one system on the dorsal side. The two systems on the palmar side are the superficial palmar arch and the palm bow, and the dorsal system is the carpal web. Most textbooks describe an aortic arch or artery network that forms four transverse positions. Most of the hand, radial artery, and ulnar artery are supplied by these bows or snares