supraduodenal artery supraduodenal artery the supraduodenal artery is an artery which usually branches from gastroduodenal artery. this artery supplies the superior portion of the duodenum. supraduodenal arterybranches of the celiac artery.detailssourcecommon hepatic arterysuppliesduodenumidentifierslatinarteria supraduodenalista98a12.2.12.017ta24216fma70438anatomical terminology