The URO-GNM Simulator for hands-on training of invasive procedures of the male external genital system. The anatomical planes between the urethra and the bulb spongy bone, corpora cavernosa and fascia of Dartos are present for dissection and will present bleeding at this time. Among the possible surgeries demonstrated or practiced are postectomy of phimosis and paraphimosis, the glans shaver, the glandectomy, Peyronie's surgery, application of penile prosthesis, vasectomy, reanastomosis of the vas deferens, uni or bilateral hydrocele.