Transanal endoscopic microsurgery (TEM) facilitated by video-assistance and anal insertion of a single-incision laparoscopic surgery (SILS(®))-port: preliminary experience.

Objective Transanal endoscopic microsurgery (TEM) is an established method for the resection of benign and early malignant rectal lesions. Very recently, TEM via an anally inserted single incision laparoscopic surgery (SILS®)-port has been proposed to overcome remaining obstacles of the classical TEM equipment.