The superior rectal artery and its branching pattern with regard to its clinical influence on ligation techniques for internal hemorrhoids.


BACKGROUND The hemorrhoidal artery ligation has been used for submucosal ligation of hemorrhoidal arteries by means of an ultrasonographic transducer since 1995. The success of this technique depends on the submucosal course of these arteries. Our investigation deals with branches of the superior rectal artery which pierce the rectal wall where they cannot… (More)


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