. "About Erectile DysfunctionAbout 1 in 5 American men over the age of 20 experience some degree of ED8, adding up to an estimated 30 million men. 9 For many patients, drugs and other therapies are not a satisfying option with treatment discontinuation rates of up to 60%.10-12Penile implants, first invented and developed at AMS, have helped more than 300,000 men return to an active and satisfying sex" . . . .