in endoscopy, supplementary entry sites that allow insertion of instruments through the endoscope.
Farlex Partner Medical Dictionary © Farlex 2012
an·cil·la·ry ports(an'sil-ar-ē pōrts)
A supplemental entry site to allow insertion of instruments other than the endoscope during endoscopic surgery.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012