Ureteral stent. aikace-aikace

Wani lokaci domin dalilai daban-daban, take hakkin da outflow na fitsari daga ureter iya faruwa. Wannan zai iya faruwa saboda hijirar na koda duwatsu, jini clots, da dai sauransu

ganawa

Ureteral stent da aka tsara don mayar da fitsari kwarara. Yana da sauki tanƙwara tube, wanda zai zama a cikin ureter. Yana da hidima ga lambatu fitsari a cikin muhalli ta mafitsara. Ureteral stent saka karkashin wasu cututtuka da kodan da hadaddun ayyukan.

na'urar

A stent tsawon kai 30 cm a lokacin da tube diamita zuwa 6 mm. Don a urinary catheter tam a wuri tare da daya daga cikin iyakar shi ne sanye take da wani nada, wanda kuma ake kira "alade wutsiya". The na'urar da aka shigar ta amfani da wani cystoscope ko ureteroscope. Ureteral stent aka sanya na polyurethane ko silicone. Its surface ya zama da santsi, shi ya kamata ba za a fallasa da fitsari ba ya rufe salts. Silicone ya fi resistant zuwa karaya da gishiri encrustation, amma saboda da high sassauci na tube shi ne wuya, kuma an gudanar da gyarawa a matsayi. Don rage dauki ikon da stent shi ne bi da tare da hydrogel shafi. Wannan qara rai na naúrar.

Matsalolin bayan stent jeri hanya

Marasa lafiya koka dysuria, m urination, involuntary urination, nocturia. Wadannan mamaki ne kiyaye mafi akai-akai nan da nan bayan jeri na catheter, wani lokacin sosai furta. Don kauce wa kau na stent, nada antispasmodics. Ameliorating lura bayan 'yan kwanaki. Wani lokaci marasa lafiya koka zafi a gefe da kuma ciki. Dalilin da zafi a gefe - reflux na fitsari a lokacin urination. Saka ureteral stent wani lokacin sa dauke da kwayar cutar kumburi daga cikin urinary fili. Ga masu rigakafin rikitarwa da wani kwayoyin da aka wajabta, ko da yake su dogon lokacin da amfani ne ba kyawawa, saboda za su iya ci gaba resistant kwayoyin.

Proximal hijirarsa - mai tsanani wahala da ya auku a lokacin da installing sosai short stent daga distal ƙarshen Twisted yanayi suboptimal ko traumatizing babba calyx koda proximal karshen. Tsawo binciken ureteral stent cikin ta fragmentation iya faruwa. Ureteral stent fragmented da za a cire, wanda aka yi ta ureteroscopy, cystoscopy, ko ta hanyar fata.

aikace-aikace

A ureteral stent amfani ga stenting na ureter toshewa a gaban koda tsarin, Ina nufin, idan akwai wani matsala da outflow na fitsari daga kodan. A dalilan iya zama daban-daban - urological, neurologicheskie da iatrogenic. Domin urological hada da urolithiasis, marurai a ureter, da prostate ko mafitsara, prostate adenoma, retroperitoneal fibrosis. A toshewa wanda ba ya kasance a cikin filin na urology - matsawa kuma sprouting a ureter marurai a wasu shafukan, daban-daban lymphomas da lymphadenopathy. Iatrogenic haddasawa ne adhesions bayan ayyukan da aka yi a kan pelvic gabobin, kazalika bayan radiotherapy.