The constant expansion of treatment methods' range of cysts of kidneys - from the puncture to video and endoscopic resections - became a motivation to further improvement of low-invasive surgical techniques. The article presents the method of endovideotechnology treatment of solitary renal cysts. A laparoscopic resection of renal cysts with the treatment of the remaining lining of argon-plasma coagulation was performed in 32 children aged from 3 months to 17 years. Three trocars were used during the main stages of operation; they were set up depending on cyst's location. The sizes of cysts varied from 3 to 11 cm. Sometimes the fourth trocar was used for the retraction of liver and spleen and for the overviewing the remaining part of the cyst situated on the superior posterior part of kidneys. The operation lastedfor about26.6 ± 2.3 minutes in average, there weren't any conversions and intraoperative complications. One 7-years-old patient had a complication in the early postoperative period: disruption of the calyx. The article focuses on the features of operational equipment depending on the location of cysts in kidneys. The transperitoneal resection of prime renal cysts with an ablation of the internal wall of a cyst with argon-plasma coagulation gives high percent of effectiveness, rapid rehabilitation of children, excellentfunctional and cosmetic result and allows to avoid a disease recurrence.