Anatomy of the terminal branches of the superior rectal artery during selective Doppler controlled dearterialization of the hemorrhoidal nodes (HAL-RAR)

Background: To date, there is no single standard for conducting HAL-RAR operations. The constant discussion raises the question of the number of terminal branches of the superior rectal artery, which must be ligated in the submucosal layer of the rectum in order to provide the adequate dearterialization of hemorrhoids.