Ureteric and collecting system tumors (for both diagnosis and treatment). RIRS is the future of stone surgery to make you understand how to prevent kidney stones. It does require a reasonable measure of experience to master the technique of RIRS but it is tremendously beneficial to the patient. At VS Hospitals, we are equipped with state-of-the-art technology and a highly advanced Thulium Laser machine to treat several types of complicated issues related to kidney stones.