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, prior to the introduction fixing the stent in the compressed state, placing it in the bio-absorbable tubular woven sleeve – a delivery device formed by the stent spiral winding with the thread, which ends are fixed to the stent edges. Then performing the delivery device introduction behind the hollow organ narrowing area along the preliminary installed conductor string. After the stent opening, the delivery device is removed. Thread is made of a material that provides the possibility of its dissolution with a given duration, necessary for the stent opening.

EFFECT: method reduces the morbidity 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