Severance of oesophageal web by balloon catheter.
D000772:Anesthesia, Local; D002404:Catheterization; D004936:Diverticulum, Esophageal / Q000601:surgery; D004940:Esophageal Stenosis / Q000601:surgery*; D005260:Female; D006801:Humans; D008722:Methods; D008875:Middle Aged