Dynamize Keto BHB 9. Patches enhance sexual performance through active ingredients that are transported into the bloodstream transdermally. When penile erection is achieved, a tension ring is set at the base of the penis to maintain the erection until after sexual intercourse. 6. Implants are surgically inserted into the sides of the penis to allow it to achieve erections anytime and for any desired period of time. A good blood circulation in penis means that a person is not able to achieve a complete erection. Inability to reach your maximum penis size potential can also be due to poor blood circulation in the pelvic region. I want to increase the size of my penis.