Type of Surgery

How varicose veins form

Varicose veins are the tortuous veins that are visible just under the surface of the skin. While the condition is not generally medically important, varicose veins are not desirable cosmetically. The narrated animation describes how varicose veins are thought to form.


Back to Sclerotherapy for Varicose Veins

Obesity Treatment: Surgery

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.

Circulatory System (2nd ed., Rev.) (clip)

This narrated 2D animation shows how the heart muscles contract and the chambers of the heart push blood through the circulatory system.

 

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