Extracorporeal lithotripsy of kidney stones is more commonly used, a method of kidney stone removal. With the improvement of technology, kidney stone lithotripsy is much safer than before, but there are also certain hazards, such as: 1, after kidney stone lithotripsy, due to the activity of the broken stone may induce renal colic, patients have unbearable severe back pain, as well as nausea, vomiting and other situations, this time you can use antispasmodic and analgesic treatment to symptomatic treatment, most patients can be relieved. 2, if the broken stone If the stone is not discharged smoothly and stuck in the ureter, it may induce hydronephrosis or anuria, leading to kidney function decline. 3. Patients with kidney stones may have kidney damage or even shattered kidneys during extracorporeal lithotripsy, which is a serious complication. 4. Other organs in the abdomen, such as the intestines, may be damaged, leading to bleeding.