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Mechanically attached medical device coatings

  • US 8,057,841 B2
  • Filed: 02/14/2005
  • Issued: 11/15/2011
  • Est. Priority Date: 02/12/2004
  • Status: Expired due to Fees
First Claim
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1. A method for attaching a fibrous coating to a substrate comprising the steps of:

  • providing a substrate;

    coating a first side of the substrate with a fibrous coating; and

    forcing at least one fiber through an opening in the substrate,wherein the fibrous coating includes fibers formed from one or more polyolefins, polyethylene, polypropylene, linear poly(ethylenimine), cellulose acetate, grafted cellulosics, poly(L-lactic acid), poly(caprolactone), poly(ethyleneoxide), poly(hydroxyethylmethacrylate), poly(glycolic acid) or polyvinylpyrrolidone,wherein the step of forcing at least a portion of the fibrous coating through said opening in the substrate is performed by pulling a substantially needle-like object through said opening in the substrate, wherein a portion of the fibrous coating is pulled through said opening by the needle-like object.

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