URETERAL STENT

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Useful model relates to the field of products of medical purpose and can be used in urology for draining the upper urinary tract. Useful model increases on 45-75% duration of the use of mounted stent patient and enhances ease of use of stent patient and doctor due to more rare of replacement of one stent on the other, and also expands range of technical means, which may be used as mochetochnikovykh stent in scheduled and especially in emergency situations. This is achieved due to the fact that, in mochetochnikovom stent, made in the form of tube from polymer bioinert material with memory, with side perforations, linear section and retainer on each ends of tube, stent is made dismountable, in which distal retainer and connected with it linear section stent length not less than 20 mm are made from tube 1 with external diameter of not more than 4.0 mm, proximal retainer and connected with it linear section stent length not less than 220 mm are made from tube 2 with external diameter not less than 2.0 mm with provision of possibility of telescopic joint tubes 1 and 2, the stent additionally has flexible coupling, arranged in the form of tube 3 length not less than 20 mm with possibility of fixing the length of the linear section in assembled stent when the coupling above the place of telescopic joint tubes, the length of each linear sections in analysed stent is chosen so, that at telescopic joint length not less than 10 mm length of linear section in assembled stent is 220-320 mm.