GastroplastyObesity, MorbidEndoscopyEndoscopy, GastrointestinalJejunoileal BypassGastric BypassCapsule EndoscopyAnastomosis, Roux-en-YPirinitramideStomachSurgical StaplersHernia, HiatalWeight LossBariatric SurgeryEndoscopy, Digestive SystemEsophageal StenosisEsophagusGastrectomyLaparoscopyFundoplicationGastroesophageal RefluxPostoperative ComplicationsGastroscopyEndoscopes, GastrointestinalGastrointestinal HemorrhageReoperationObesityEndoscopesPostoperative PeriodFollow-Up StudiesEsophagoscopyMethodsCapsule EndoscopesPulmonary Surgical ProceduresPulmonary VeinsColonoscopyDuodenoscopyBody Weight