强调无损伤操作，仔细地剥离足背动脉、第1跖背动脉(first dorsal metatarsal artery, FDMA)及大隐静脉。结扎每一个分支，术中不过分牵拉血管及暴露过久。
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强调无损伤操作，仔细地剥离足背动脉、第1跖背动脉(first dorsal metatarsal artery, FDMA)及大隐静脉。结扎每一个分支，术中不过分牵拉血管及暴露过久。
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It is safer to use the first dorsal metatarsal artery system as the second blood supply system.
以第一跖骨底动脉系统作为第二套供血系统更安全。
Since 1987, we had used the reversed first dorsal metatarsal artery island flap in 4 cases, the results were satisfactory.
1987年以来，应用第一跖背动脉逆行岛状皮瓣治疗4例，结果满意。
Objective: to study methodology of ultrasonography of the first metatarsal dorsal artery (FMDA) and to evaluate its clinical value.
目的：探讨第一跖背动脉的超声探测方法学及其临床应用价值。
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