In male

Male

Male refers to the biological sex of an organism, or part of an organism, which produces small mobile gametes, called spermatozoa. Each spermatozoon can fuse with a larger female gamete or ovum, in the process of fertilization...

s, the suspensory ligament of the penis is attached to the pubic symphysis

Pubic symphysis

The pubic symphysis or symphysis pubis is the midline cartilaginous joint uniting the superior rami of the left and right pubic bones. It is located anterior to the urinary bladder and superior to the external genitalia; for females it is above the vulva and for males it is above the penis...

, which holds the penis

Penis

The penis is a biological feature of male animals including both vertebrates and invertebrates...

 close to the pubic bone and supports it when erect

Erection

Penile erection is a physiological phenomenon where the penis becomes enlarged and firm. Penile erection is the result of a complex interaction of psychological, neural, vascular and endocrine factors, and is usually, though not exclusively, associated with sexual arousal...

.

Surgically cutting this ligament allows more of the penis to hang outside the body, thereby increasing its length. The ligament is then encouraged to heal in an extended state, promoting a longer penis overall. Until this ligament is properly healed, the penis cannot achieve a high angle of erection when engorged.

External links

• The Mayo Clinic -- Penis enlargement: Fulfillment or fallacy?