The device according to the invention is particularly intended to increase the length and diameter of the penis and to increase the sensation perceived by the sexual partners during sexual activity. It is characterized by its construction of a main piece and of complementary parts made of silicone molded out of the medical prostheses penile to put in place with surgery, the main piece is composed of a base with a triangular cross section with a view of a profile which is intended to hold the elongation of the shank by a spacer, said main part is extended by a plate with a semi - circular in section view of the face intended to increase the diameter of the penis and complementary parts semi circular - in view of the face intended to increase the diameter of the middle part and the front of the penis.