This book covers novel innovations in the field of gastrointestinal endoscopy. The procedures included in the book are related to procedures relating to Esophagus, Stomach, Duodenum, Biliary Tract, Pancreas and Colon. The chapters are based on novel techniques which are Gastric Peroral Endoscopic Myotomy, Endoscopic Gastrojejunostomy, Tunnel Endoscopic Submucosal Dissection, Endoscopic Ultrasound Guided Biliary and Gall Bladder Drainage, Endoscopic Esophageal Plication, Submucosal Tunneling Endoscopic Resection, Anti-reflux Mucosectomy, Radiofrequency Ablation of Biliary Tract, Esophagus. It also covers Endoscopic Gastric Sleeve, Full Thickness Resection, Endoscopic Mucosal Resection of Colon, Esophagus and Stomach, Duodenal Mucosal Resurfacing, Electronic Chromoendoscopy, Stenting for Pancreatic Walled Off Necrosis, Esophageal Cryotherapy and Gastric Balloons. All the procedures are explained by an expert in the field with succinct drawings and images.