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Bone graft and guided bone regeneration method

  • US 6,616,698 B2
  • Filed: 03/16/2001
  • Issued: 09/09/2003
  • Est. Priority Date: 12/14/1998
  • Status: Expired due to Term
First Claim
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1. An implantable, biocompatible osteogenic bone graft comprising a coherent mass of bone particles possessing at least one zone of impermeability to soft tissue ingrowth, said zone of impermeability being a porous region of the coherent mass of bone particles possessing pores having an average pore size which substantially prevents the ingrowth of bone tissue, wherein said zone is integral with the bone graft, such that the zone of impermeability and the bone graft are indivisibly connected so as to form a single unified whole.

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