Extracorporeal shockwaves is used in the treatmentof crushing kidney stones Itis acommon and safemethod of treatment. This method issending shock wave slamming into thest one and breaking from outside the body. It isbased on thecontrast toopen surgeryİt is workswithout damagingthe surrounding tissue. Thestonesare broken downlike grains of sand and the urinebecomeseasy. ESWLis a is less riskyand less expensivemethod of treatment, morecomfortablethan surgery.