US 7,481,835 B1
Encapsulated covered stent
Stephen Dirk Pacetti, San Jose, Calif. (US); Hung Manh Le, San Jose, Calif. (US); Anthony Andreacchi, San Jose, Calif. (US); and Manish Gada, Santa Clara, Calif. (US)
Assigned to Advanced Cardiovascular Systems, Inc., Santa Clara, Calif. (US)
Filed on Oct. 29, 2004, as Appl. No. 10/976,550.
Int. Cl. A61F 2/06 (2006.01)
U.S. Cl. 623—1.15  [623/901] 18 Claims
OG exemplary drawing
 
1. A medical device, comprising an implantable portion with cutouts in the implantable portion that create a lattice structure having sidewalls and openings, and a plurality of polymer filaments between the sidewalls or between separate portions of the same sidewall wherein the filaments have an average diameter of 0.1 to 100 microns when the device is ready for delivery and wherein the polymer filaments block 10-90 percent of an opening formed by the cutout portion.