Krajka K , Lauer W, Perkowski D, Markuszewski M, Matuszewski M Departament of Urology, Medical University in Gdan´sk, Poland Introduction: In last years we have been observing an increase of ... More 1. Introduction: The penile extender, a non-surgical device that employs progressive mechanical traction to the penis, has been claimed to produce significant improvement in penile length and circumference both in ... More