Bariatric Surgery Glossary
100 terms total — 4 showing — Last updated 15 Sep 2026
intragastric balloon
A temporary, non-surgical weight loss device placed endoscopically in the stomach to promote satiety and restrict food intake.
TWL
Total Weight Loss - the absolute amount of weight lost following bariatric surgery.
Veress needle
A spring-loaded needle used to safely create initial pneumoperitoneum for laparoscopic access.
weight regain
Return of lost weight following initial successful bariatric surgery, indicating treatment failure.
Whipple procedure
A complex pancreaticoduodenectomy sometimes performed in bariatric revision cases involving severe complications.