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Artificial pyramid

  • US 20040082998A1
  • Filed: 12/22/2003
  • Published: 04/29/2004
  • Est. Priority Date: 02/23/2001
  • Status: Active Grant
First Claim
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1. An artificial vertebra system having a bone-marrow regenerating function, comprising a hydroxyapatite (HAp)/collagen (Col) composite body formed by pressure-dehydrating a coprecipitate of hydroxyapatite and collagen to have a nanocomposite structure in which HAp particles are conjugated along a Col fiber while aligned each of the c-axes of said HAp particles along said Col fiber, said HAp/Col composite body being formed with a perforated aperture for allowing a blood vessel and an osteogenic cell to migrate thereinto.

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