Micro-percutaneous nephrolithotomy (Microperc) for renal stones, outcomes and learning curve.

Objective: To report the effectiveness, reliability and learning curve of Microperc, a minimal invasive percutaneous technique using a 4.85-Ch (16-gauge) sheath, in the treatment of nephrolithiasis.

Material And Methods: 31 consecutive Micropercs for nephrolithiasis<2.