Recently, increasing numbers of robotic-assisted laparoscopic radical prostatectomy have been performed at many centers. Although uncommon, malfunction of the da Vinci Surgical system represents a new and unique problem in Urologic surgery. In this study, we report a rare case of a disassembled surgeon's console hand piece because Of a loose screw during robotic-assisted laparoscopic radical prostatectomy. UROLOGY 73: 209.e7-209.e8, 2009. (C) 2009 Elsevier Inc.