Fig. 2From: Endoscopic resection combined with the Cryoballoon focal ablation system in the porcine normal esophagus: a preclinical studya Mucosal defects were seen after endoscopic mucosal resection using the Cap method at the right wall of the esophagus. b The Cryoballoon focal ablation system was applied at the mucosal defect siteBack to article page