The RocaJJ Simple J is a 100% Thermosensitive Polyurethane Ureteral MONO J stent that provides an excellent patient tolerance and an encrustation high resistance. Maximum indwelling up to 12 months. Its pigtail type is for an autostatic Position and has 2 open tips. The kit includes the Polyurethane ureteral simple J stent, Simple pusher with radiopague ring and PTFE coated Guidewire.