Fig. 3.
(a) Diagram of the intersphincteric Plane, Figure Adopted from Zeitels et al., 2 November 2016 [9]. (b) Mobilization of the Rectum in the Intersphincteric Plane, Figure Adopted from Zeitels et al., 2 November 2016 [9]. (c) Approximation of the External Sphincter Muscle After Intersphincteric Proctectomy, Figure Adopted from Zeitels et al., 2 November 2016 [9].