Clinical Research Directory

Inclusion Criteria: * males \>18 years old suffering from any cause moderate to severe erectile dysfunction (e.g. ED after radical prostatectomy and/or radiation therapy for prostate cancer and or other pelvic malignancies affecting the sexual potency; emotional and psychological ED; organic vascular and/or metabolic ED etc.) * having a female partner willing to participate in the study Exclusion Criteria: * not willing to attempt sexual vaginal intercourse with their partner * inability to wear/operate the external penile device for any reason