×

Polyporous hollow bone screw

  • US 8,579,947 B2
  • Filed: 09/14/2010
  • Issued: 11/12/2013
  • Est. Priority Date: 09/14/2009
  • Status: Active Grant
First Claim
Patent Images

1. A polyporous hollow bone screw which serves as a diffusion chamber, comprising:

  • a hollow bone screw forming a hollow chamber, said hollow bone screw being filled with a biodegradable core matrix as a carrier for bioactive materials;

    the biodegradable core matrix being selected from the group consisting of gelatin nanoparticles, fibril sealant, and chitosan nanoparticles; and

    the bioactive materials being selected from the group consisting of growth factors and bone marrow stem cells.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×