Ureteral stent. daim ntawv thov

Tej zaum rau ntau yam yog vim li cas, ua txhaum ntawm lub outflow ntawm cov zis los ntawm cov ureter zaum yuav tshwm sim. Qhov no yuav tshwm sim vim cov xaav ntawm raum pob zeb, ntshav txhaws, etc.

lub sij hawm

Ureteral stent yog tsim los zis txaus. Nws yog ib qho yooj yim khoov lub raj, uas yuav yuav nyob rau hauv ureter. Nws ua hauj lwm pab rau ntws zis rau hauv lub cheeb tsam los ntawm lub zais zis. Ureteral stent mounted nyob rau hauv tej yam kab mob ntawm ob lub raum thiab complex ua hauj lwm.

ntaus ntawv

Lub stent ntev nce mus txog 30 cm thaum lub raj txoj kab uas hla mus rau 6 lub hli. Yuav kom ib tug urinary catheter securely nyob rau hauv qhov chaw nrog ib tug ntawm nws xaus nws yog txawm peem rau nrog ib tug kauj, uas tseem hu ua "npua tus Tsov tus tw". Tus ntaus ntawv yog ntsia siv ib tug cystoscope los yog ureteroscope. Ureteral stent yog ua los ntawm polyurethane los yog silicone. Nws saum npoo yuav tsum yuav tus, nws yuav tsum tsis txhob yuav tsum tau raug mus rau lub tso zis tsis npog ntsev. Roj hmab yog tus tshaj plaws resistant rau puas thiab ntsev encrustation, tab sis vim lub high yooj ntawm lub raj yog ib qhov nyuaj thiab yog muaj tsau nyob rau hauv txoj hauj lwm. Yuav kom txo tau cov tshuaj tiv thaiv muaj peev xwm ntawm cov stent nws yog kho nrog hydrogel txheej. Qhov no yuav tsub lub neej ntawm koj chav tsev.

Teeb meem tom qab stent kev tso kawm txheej txheem

Cov neeg mob tsis txaus siab ntawm dysuria, nquag tso zis, tsis tso zis, nocturia. Cov phenomena muaj cai ntau tam sim ntawd tom qab kev tso kawm ntawm tus catheter, tej zaum heev cov lus hais. Kom tsis txhob tshem tawm ntawm lub stent, taw antispasmodics. Ameliorating cai tom qab ib tug ob peb hnub. Tej zaum cov neeg mob tsis txaus siab ntawm qhov mob nyob rau hauv nws sab thiab lub plab. Yog vim li cas rau tus mob nyob rau hauv nws sab - reflux ntawm cov zis thaum lub sij hawm tso zis. Mounted ureteral stent tej zaum ua rau kis mob hauv lub mob txeeb zig. Rau kev tiv thaiv muaj teeb meem ntawm ib tug tshuaj tua kab mob yog tshuaj, tab sis lawv ntev-lub sij hawm siv tsis yog ntshaw, vim hais tias lawv muaj peev xwm tsim resistant cov kab mob no.

Proximal tsiv teb tsaws - ib tug loj heev yam tab kaum uas tshwm sim thaum txhim kho heev luv luv stent los ntawm lub distal kawg ntawm lub twisted xwm suboptimal los yog traumatizing lub sab sauv calyx raum proximal kawg. Heev nrhiav ureteral stent rau hauv nws cov fragmentation yuav tshwm sim. Ureteral stent fragmented yuav tsum tau muab tshem tawm, uas yog ua los ntawm ureteroscopy, cystoscopy, los yog los ntawm daim tawv nqaij.

daim ntawv thov

Ib tug ureteral stent siv rau stenting ntawm lub ureter rhuav txhua nyob rau hauv lub xub ntiag ntawm lub raum system, i.e., yog hais tias muaj yog ib qho teeb meem nrog lub outflow ntawm cov zis los ntawm ob lub raum. Yog vim li cas tej zaum yuav txawv - urological, neurologicheskie thiab iatrogenic. Rau urological xws li urolithiasis, hlav nyob rau hauv lub ureter, lub prostate los yog lub zais zis, prostate adenoma, retroperitoneal fibrosis. Cov rhuav txhua uas tsis yog lub teb ntawm urology - compression thiab ntoo nyob rau lub ureter hlav ntawm lwm qhov chaw, ntau yam lymphomas thiab lymphadenopathy. Iatrogenic ua yog adhesions tom qab ua hauj lwm uas tau ua nyob rau hauv lub pelvic kabmob, raws li zoo raws li tom qab radiotherapy.