SELF-EXPANDING STENTS INTO THE HOLLOW ORGANS OPENING INSTALLATION METHOD Russian patent published in 2019 - IPC A61B17/00 A61F2/04 

FIELD: medicine.

SUBSTANCE: invention relates to the medicine, namely to surgery, endoscopy, and can be used with necessity of the self-expanding stents delivery to the narrowed by scar or inflammatory process, as well as hard-to-reach areas of hollow organs. For this, first, fixing the stent in the compressed state on the conductor string channel containing tube. At that, placing the stent with the tube located therein in the bio-absorbable tubular woven sleeve, formed by the stent spiral winding with the thread, which ends are fixed to the stent edges. Thread is made of a material that provides the possibility of its dissolution with a given duration, necessary for the stent opening. Then bringing the stent behind the hollow organ narrowing area along the preliminary installed conductor string, using the endoscope working end as the pusher. After the stent opening, grabbing the tube with the endoscopic loop or forceps, and removing it.

EFFECT: method enables the morbidity reduction while reducing the stent installation duration by using the smaller diameter delivery device due to the use of a water-soluble thread, which can be carried out through the endoscope working channel, in addition, during the stent dislocation, its extraction, recharging and reinstallation are possible without use of the new product.

9 cl, 1 dwg, 1 ex