Mtn pfs e 36 23

Single-channel gastroscopy (GIF-HQ290, Olympus Co. Ltd., Tokyo, Japan), double-channel gastroscopy (GIF-2TQ260 M, Olympus Co. Ltd., Tokyo, Japan), an electronic endoscopy system (Olympus LUCERA CV-290, Olympus Co. Ltd., Tokyo, Japan), a high-frequency electric coagulation and electrocution device (ERBE VIO 300D; ERBE Elektromedizin, Tübingen, Germany), an injection water pump (OFP-2, Olympus) and a CO2 air pump (UCR, Olympus) were used.
A flush knife (DK2618JB-20-; Fujifilm Holdings Co., Tokyo, Japan) or dual knife (KD-650 L; Olympus), IT knife 2 (KD-611 L; Olympus), Coagrasper (FD-410LR; Olympus) (for hemostasis), needle (NM-200 L-0523, Olympus), polypectomy snare (MTN-PFS-E-36/23 Micro-Tech, Nanjing, Co., Ltd., Nanjing, China), metal clips (ROCC-D-26-195 Micro-Tech, Nanjing, Co., Ltd., Nanjing, China) and resolution clips (M00522610, Boston Scientific Co, Natick, Massachusetts, USA), nylon loops (MAJ-340, Olympus), and transparent caps (D-201-13404, Olympus) were used. Propofol was given for general intravenous anesthesia under a tracheal cannula, and the patient was kept sedated with cardiorespiratory monitoring during surgery.

The operation was performed using a single-channel endoscope (GIF-Q260J, Olympus, Tokyo, Japan) and/or a dual-channel endoscope (GIF-2TQ260 M, Olympus). A carbon dioxide insufflator (UCR, Olympus) was used in all procedures. Other equipment and accessories included a high-frequency generator (VIO 200 D, ERBE, Germany), an argon plasma coagulation (APC 2, ERBE), an endoscopic flushing pump (Olympus Medical Systems), a transparent cap (D-201-11804, Olympus Medical Systems), an injection needle (VIN-23, COOK Medical Europe Ltd.), a hook knife (KD-620LR, Olympus Medical Systems), a dual knife (KD-650 L, Olympus Medical Systems), an insulated-tip knife (KD-611 L, IT2, Olympus Medical Systems), sterile hot snare (MTN-PFS-A-28/23, MTN-PFS-E-36/23, Micro-Tech, Nanjing, China), hemostatic clips (ROCC-D-26-195-C, ROCC-F-26-195-C, Micro-Tech, Nanjing, China), and Coagrasper (HBF-23/2000, Micro-Tech, Nanjing, China). A mixed solution of glycerin fructose containing 10% glycerol, 5% fructose, and indigo carmine was used for submucosal injection.