What are kidney stones and how are they formed? How do I know if I have kidney stones? What treatments are available for kidney stones? AKSM treats kidney stones through Extracorporeal Shockwave Lithotripsy (ESWL) which uses high energy pressure waves, or shockwaves, to break the stone into small particles that can be passed in the urine. What is Extracorporeal Shockwave Lithotripsy (ESWL)? How long does the ESWL procedure take to complete? How do I know if I am a candidate for ESWL?