Esophageal Endoscopic Submucosal Dissection Assisted by an Overtube with a Traction Forceps: An Animal Study

Figure 2

Design of overtube with traction forceps. (a) To create an accessory work channel, a long straw tube was mounted with red vinyl tape on an overtube. (b) The grasping forceps were modified so that they were curved when opened, allowing the edges of the target lesion to be grasped and dissected.

(a)

(b)