Fig. 4From: Ex vivo porcine model study on the treatment outcomes of scissor-type knife versus needle-type knife in endoscopic submucosal dissection performed by traineesEndoscopic submucosal dissection using a needle-type knife and a scissor-type knife. a Mucosal incision using a needle-type knife. b Mucosal incision using a scissor-type knifeBack to article page