This video provides a detailed description of different bariatric surgeries used to treat obesity. It describes gastric bypass surgery and lap banding with an overview of the current trends towards a laparoscopic approach. A discussion of patient selection and bariatric surgery cost is also shown.

Provides a detailed graphic animation of the roux-en-Y gastric bypass procedure. It also explains how this bariatric surgery achieves weight loss.

This video contains actual footage of an appendectomy. The procedure is being performed laparoscopically and shows what the surgeon sees through the small camera inserted into the body. This video may be difficult for some viewers since it shows surgery on actual human tissue.

A large portion of the stomach is removed during a sleeve gastrectomy. This video provides a 3D animation of how the procedure is performed and what the gastrointestinal system looks like afterwards.