Other treatments for ED include inflatable penile prostheses, and vacuum erectile devices, and vascular surgery. Comparisons between the IPP and other forms of ED therapy generally reveal a higher satisfaction rate in men with ED who chose the prosthesis. Organic ED responds Vardenafil for sale in UK to vacuum erection device VED therapy, especially among men with a sub-optimal response to intra-cavernosal pharmacotherapy. Penile re-vascularization surgery seems most successful in young men with absence of venous leakage and isolated stenosis of the internal pudendal artery following perineal or trauma. Currently, surgery to limit venous leakage is not recommended. The authors stated that more research is needed in the area of re-vascularization surgery, in particular, venous outflow surgery.