摘 要: | INTRODUCTIONCystotomyisoneofthemainmanagementsforalotofur0logicdiseaseslikebe-nignprostatehyperplasia,bladdertumor,neurogenicbladderandsoon(1)(2)`3)'Cys-tostomyisindispensableintheseoperations,andnephr0stomyisalsonecessaryinthetreatmentforthepatientswithsolitarykidneysufferedheavyhydronephrosis.M0stofthecathetersusedincyst0stomyandnephrostomyareemulsioncathetersorcatheterswithmushr0om-liketip.Inthepatientswhoneedthecatheterforalongperi0d0ramediumlongperiod,thesetwokindsofcathetersareeasyt…
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