Fixture for use in a dental implant system
AssigneeAstra Aktiebolag
InventorsStig G. V. Hansson, Anders Holmen
Life of this patent
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Abstract
A fixture, for use in a dental implant system, of the type having an upper portion with a conically flaring outer surface. The conically flaring outer surface is provided with a circumferentially oriented, defined micro-roughness, preferably in the form of threads or beads, having a height between 0.02 and 0.20 mm, and most preferably approximately 0.1 mm. In the preferred embodiment, the distance between adjacent threads or beads, crest to crest, is approximately twice the height of the threads or beads, respectively.
Claims9
In a fixture for use in a dental implant system, said fixture having an outer end provided with a conically flaring outer surface intended to at least partly abut the bone tissue, the improvement wherein said conically flaring outer surface is provided with a circumferentially oriented, defined micro-roughness (9, 109) having a height between 0.02 and 0.20 mm.
Dependencies are inferred from the claim text.