In 2 cases of robot-assisted partial nephrectomy (AML and RCC tumors): mean age: 34 (range: 32 - 36), operative time: 210 minutes (range: 165 - 255), EBL: 50 mL, warm ischemia time: 15 minutes (range: 10 - 20), postop hospital stay: 5.5 days (range: 5 - 6);