Patent ID: 6419491
Filing Date: 2002-07-16
Classification: A61C,A61F,A61L

Abstract:
A dental implant system comprising an implant element for surgical insertion into a maxillofacial bone and tissue of a patient, said implant element having a collar section and a distal, anchor-like section, said collar section having a first ordered microgeometric, repetitive surface pattern in a form of a multiplicity of alternating ridges and grooves, each having an established width in a range of about 2 to about 25 microns, and an established depth in a range of about 2 to about 25 microns, each groove having a base and a wall, each groove defining, in radial cross-section, a relationship of groove base to grove wall that is equal to, or less than, about ninety degrees;whereby said micro-geometric repetitive pattern defines a guide for a preferential promotion of the rate, orientation and direction of growth of colonies of cells of said maxillofacial bone or tissue, which are in contact with said surface pattern.