costal arch

Reservation of more than 2 cm pro-theca and rectus abdominis below costal arch at the flag will protect effectively subcostal artery from injury .

将肋弓下2cm以上的腹直肌前鞘和腹直肌完全保留在皮瓣上可有效保护肋缘动脉。

The subcostal arteries derived from inferior abdomen artery and 1.25 ± 0.37 cm away from costal arch .

腹壁上动脉在与肋弓下缘交界附近发出一肋缘动脉，距肋弓1.25±0.37cm。