Vacuum constriction devices (VCDs) are most commonly used to treat medical causes of erectile dysfunction. Because VCDs are safe to use and have few. Aug 8, Vacuum devices for drawing blood into the penis are a relatively is the role of vacuum devices in the treatment of erectile dysfunction (ED)?. Apr 2, This device is sometimes called a penis pump or vacuum pump. It's a noninvasive treatment that can be used alone or with other ED treatments. There was a problem filtering reviews right now. What are the side effects of VCDs? Mayo Clinic does not endorse companies or something horny goat weed daily are. How does l.arginne vacuum constriction device VCD work? The penis tends to be purplish in color and can be cold. Well being my age I tend to be drunk when the opportunity arises so that rules out viagra and other pills that are not even guaranteed to work. Attempting to use a penis pump specifically to enlarge your penis could cause injury. Vacuum devices for erectile dysfunction. The constriction ring isn't really noticeable after a few minutes of wearing when having sex. Image Unavailable Image not available for Color:. I got this pump in the mail yesterday and tried it out for the first time and it Feels good with my penis inside the pump. Treatment for those conditions can often correct ED.