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Dural/meningeal repair product using collagen matrix

DC
  • US 5,997,895 A
  • Filed: 04/30/1998
  • Issued: 12/07/1999
  • Est. Priority Date: 09/16/1997
  • Status: Expired due to Term
First Claim
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1. A method for promoting meningeal tissue growth to replace a damaged meningeal tissue, said method comprising;

  • providing certified collagen prepared by a process certified to provide physiologically compatible collagen which is free of effective amounts of active viruses and prions;

    forming a cross-linked matrix comprising said certified collagen and pores having a diameter of 10-500 micrometers that permit growing meningeal tissue to infiltrate said matrix, wherein said matrix is substantially free of non-collagenous proteins;

    contacting said matrix and said damaged meningeal tissue;

    maintaining said contact between said matrix and said damaged meningeal tissue to promote meningeal tissue growth through said matrix; and

    substantially resorbing said matrix.

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