Kidney stones of 1cm are recommended to be treated, because 1cm stones located in the kidneys will cause inflammation of the mucous membrane over time, leading to recurrent urinary tract infections, hematuria.1cm stones are also easy to fall into the ureter to cause strong renal colic, and if found in a delayed manner, the stones are embedded in the ureter for a long period of time, and then the surrounding mucous membrane will form a polyp, which wraps around the stone, leading to poor urinary flow, aggravation of hydrocele, and even affecting the function of the kidneys. The stone can be found in the ureter in time. In the clinic can see 1cm stones fall to the ureter leading to the loss of the whole kidney function, or very regrettable, so kidney stones for 1cm recommended treatment.