Device for nonoperatively occluding a defect
OwnerKanji Inoueinventor
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Abstract
The device of the invention is provided with a pair of patches each comprising a resilient, foldable annular frame and a piece of cloth stretched over and fixed to the frame. The patches are so arranged as to face each other across a gap and sewed together concentrically with a thread slightly inwardly of the outer circumferential edge thereof in such a manner that as the thread is pulled, the two patches are moved so as to approach each other.
Claims4
A device for nonoperatively occluding a defect characterized by a pair of patches, each comprising a flexible, foldable annular frame and a piece of cloth stretched over and fixed to the frame are arranged so as to face each other and sewed together by a thread in such a manner that as the thread led out of one of the patches is drawn, the patches are moved to approach each other.
Dependencies are inferred from the claim text.