Advanced endoscopic submucosal dissection with traction

Figure 5 Endoscopic submucosal dissection using external forceps. A: External grasping was anchored at distal margin of lesion in the lesser curvature of the antrum under control of endoscope and second grasping forceps; B: With gentle oral traction applied with external grasping forceps, submucosal layer was dissected in retroversion from aboral side.