A vacuum constriction device (VCD) is an external pump with a band on it that a man with erectile dysfunction or with a desire to have a harder erection and bigger penis . it can be also used to get and maintain an erection.
The Penis pump consists of an acrylic cylinder with a pump that may be attached directly to the end of the penis. A constriction ring or band is placed on the cylinder at the other end, which is applied to the body. The cylinder and pump are used to create a vacuum to help the penis become erect; the band or constriction ring is used to help maintain the erection.
How Does Penis Pump Work?
To use a vacuum constriction device:
- Place the pump, which can be pumped by hand or run on batteries, over the penis.
- Pump the air out of the cylinder so that a vacuum is created. The vacuum draws blood into the shaft of the penis and causes it to swell and become erect to give you harder erection or bigger size .
- Once the penis is erect, with the help of lubricant, slide the retaining band down onto the lower end of the penis.
- Remove the pump after releasing the vacuum.