05171259 is referenced by 473 patents and cites 5 patents.

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.

Title
Device for nonoperatively occluding a defect
Application Number
7/777258
Publication Number
5171259
Application Date
December 3, 1991
Publication Date
December 15, 1992
Inventor
Kanji Inoue
98-13, Miyazaki-cho Simogamo, Sakyo-ku, Kyoto-shi, Kyoto 606
JP
Agent
Wegner Cantor Mueller & Player
IPC
A61B 17/00
View Original Source