Date of download: 1/1/2018 Copyright © ASME. All rights reserved. From: Polymer Rigidity Control for Endoscopic Shaft-Guide ‘Plastolock’ — A Feasibility Study J. Med. Devices. 2010;4(4):045001-045001-6. doi:10.1115/1.4002494 Figure Legend: Example of flexibility effects during surgery with a flexible endoscope. (a) Flexible endoscope inserted through the esophagus and an incision in the stomach wall. (b) Reality: Forces applied to pull tissue make the flexible endoscope shaft move. (c) Desired: Endoscope shaft provides stability and tissue is pulled toward the endoscope.