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Tissue scaffold

  • US 8,796,015 B2
  • Filed: 11/09/2005
  • Issued: 08/05/2014
  • Est. Priority Date: 11/09/2004
  • Status: Active Grant
First Claim
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1. A tissue scaffold comprising:

  • a first film comprising a plurality of cell openings; and

    a second film adjacent the first film and comprising a plurality of cell openings offset in a predetermined arrangement from the cell openings of the first film;

    wherein the cell openings of the first film interconnect with the cell openings of the second film to define pathways with interconnecting pores of controlled area extending from the first film to the second film; and

    wherein the diameter of a majority of the pores is less than the diameter of the cell openings of the first and second films that define each pore.

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