Kidney stones are a common clinical condition, and their incidence is increasing every year. Their causes are not yet fully understood. For the treatment of kidney stones can currently have the following methods: 1. Watch and wait. There is evidence that most kidney stones with a diameter of less than 0.4 cm can be discharged naturally. Pay attention to the usual appropriate increase in water consumption, increase urine volume, you can. 2. Drug treatment. If the stone is less than 0.6cm, with smooth surface and no urinary blockage (hydronephrosis), medication can be applied. 3.Extracorporeal shock wave treatment. Generally, kidney stones less than 2cm in diameter can be applied, but note that it must be carried out in a large hospital with regular urology qualification. Not all can be treated satisfactorily with a lithotripter. 4.Minimally invasive endoscopic treatment. It can be used in the case of poor effect of extracorporeal lithotripsy or serious obstruction, and kidney stones larger than 2cm. 5.Open surgery. It is less used at present and is suitable for complicated kidney stones.