SEALING DEVICE AND DELIVERY SYSTEM Russian patent published in 2015 - IPC A61B17/00 

FIELD: medicine.

SUBSTANCE: invention relates to medical equipment, namely to sealing device for reparation of heart defect and vessel diseases in the process of performing surgical operations for treating such diseases as patent foramen ovale (PFO) or heart stunt, vascular system diseases, etc. Sealing device contain stretchable frame ad sealing element. Frame contains multitude of wires, each of which passes from proximal end to distal end of frame. First and second segments from multitude of wires form wound proximal loop and distal loop respectively. Multitude of wires form proximal disc and distal disc when sealing devise is extended. Proximal disc and distal disc are located between proximal and distal loops. Each wire from multitude of wires forms respective petal of proximal disc and respective petal of distal disc. Respective petals form zones of overlapping and unsupported sections. Sealing element, at least, partially encapsulates extending wire frame.

EFFECT: invention has improved compatibility with heart anatomy, it is easier to extend, reposition and return into initial condition in the place of opening.

25 cl, 16 dwg