Application of flexi ble ureteroscopy for the treat ment of co mplex proxi mal uri nary tract calculi
Zhang Jianzhong
Zhang Junhui
Xing Nianzeng
Abstract：Objective :To eval uate the efficacy and safety of flexi ble ureteroscopy and hol mi u m∶YAGlaser litho-tri psy for the treat ment of co mplex proxi mal uri nary tract calculi .Methods :A retrospecti ve anal ysis was perfor med on 80 patients with co mplex proxi mal uri nary tract calculi treated by flexi ble ureteroscopy e mpl oyi ng a hol mi u m ∶YAG laser lithotri psy .The dia meters of the calculi were 1.0-3.5 c m,with an average of 2.2 c m.The flexi ble uret-eroscopy was i nserted through access sheath for the lithotri psy ,which e mpl oyed a 230 μm hol mi u m∶YAGlaser fi-ber at a po wer setti ng of 6.4-9.6 W.Results :Among the 80 patients ,phase I lithotri psy was perfor med on 70 pa-tients ,of which 3 subj ects recei ved e mergency double J catheterizati on surgery due to acute renal fail ure and 7 sub-j ects under went a successful second surgery after 1-2 weeks of i nd welli ng double J catheterizati on due to a ureteral stricture that hi ndered i nserti on of the access sheath .The surgical durati on ranged fro m 30 to 1 80 mi n ,with an aver-age of 65 mi n .The postoperati ve hospitalizati on ranged fro m 2 to 1 2 days ,with an average of 3.1 days .The postop-erati ve stone-free rate withi n 1 month was 91.25 %,and no seri ous co mplicati ons occurred .Conclusions :Flexi ble ureteroscopy and hol mi u m laser lithotri psy is a safe and effecti ve treat ment method for co mplex proxi mal uri nary tract calcul us .
Keywords：urolithiasisflexi ble ureteroscopyhol mi u m∶YAG laser
Publication Date：2015-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：4( 88-91 )