(A) Experimental setup for freehand microvascular anastomosis trials; (B) experimental setup for Robotic ENT Microsurgical System-assisted microvascular anastomosis trials. © The American Laryngological, Rhinological and Otological Society, Inc. November 9, 2017 Print-Friendly Version You Might Also Like No related posts. (A) Experimental setup for freehand microvascular anastomosis trials; (B) experimental setup for Robotic ENT Microsurgical System-assisted microvascular anastomosis trials. © The American Laryngological, Rhinological and Otological Society, Inc.