METHOD FOR FORMING A SLIDING TIGHTENING UNIT Russian patent published in 2018 - IPC A61B17/04 A61B17/12 

FIELD: medicine.

SUBSTANCE: invention relates to medicine, namely to endoscopy. Leading end of the thread is grasped with 4 and 5 with the finger of the hand, and the driven one is twisted around 2 and 3 fingers clockwise, making 4.5 turns. Then, holding the resulting spiral with one finger, hold the trailing end of the thread along the back surface of the fingers into the hole formed by the spiral, after that, wrapping the end of the leading thread around the 4 fingers and passing it along the back surface of the fingers into the hole of the spiral, form a loop. Then, holding the loose ends of the thread with the other hand, remove the spiral from the fingers and tighten the knot, pulling the driven yarn of the loop at the right angle to the spiral axis with the thumb.

EFFECT: method allows reliable ligation of the vessels of the polyp stalk until the moment of necrosis and rejection of the tissues of the stump of the polyp.

1 cl, 23 dwg