3.1 What is a vacuum pump?
Description
This article is from the Impotence FAQ, by Sine Nomine llama@drizzle.com with numerous contributions by others.
3.1 What is a vacuum pump?
A vacuum pump is a mechanical or electrical device. The penis is
inserted into a cylinder, vacuum is applied to draw blood into the
penis, and a constriction ring is placed around the base of the penis
to keep the blood from escaping.
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