Medically reviewed by Matthew Wosnitzer, MD Key Takeaways A penis pump helps achieve an erection by using suction to draw blood into the penis.A penis pump should be used carefully to avoid ...

What Does a Penis Pump Do? A penis pump is a vacuum device that can help your penis get hard and stay hard for penetrative sex. You might use one if you have erectile dysfunction (ED), which is ...

A penis pump uses negative air pressure to engorge the blood vessels in your penis to help you develop an erection. Using the pump as directed is essential to prevent injury and other unwanted side ...