The anastomotic methods of arterial were as follow: anastomosis of the terminal branches of the digital artery, anas tomsis of the branches of the terminal digital arterial arch.

• 吻合指固有动脉终末端或指动脉弓分支或指固有动脉终末端与指动脉弓分支吻合，或动静脉转流，尽可能多吻合指掌侧静脉。