Grasper type scissors for endoscopic submucosal dissection of gastric epithelial neoplasia

Figure 1 Distal tip of the grasper type scissors. GTS has teeth inside the device and the outer side is not insulated. GTS: Grasper type scissors.

Figure 2 Procedure of endoscopic submucosal dissection with distal tip of the grasper type scissors. A: Grasper type scissors (GTS) is ready for puncture; B: Puncture was completed with GTS; C: Incision is conducted with GTS; D: Complete incision was performed with GTS; E: Submucosal dissection is ready with GTS; F: Submucosal dissection is conducted by grasping the submucosal layer; G: Submucosal dissection is conducted with blade of the GTS just like a flex knife; H: Hemorrhage from the submucosal layer is noted; I: Bleeding focus was grasped with GTS; J: Bleeding was controlled after coagulation with GTS.