Process for preparing a body having an osseointegrative topography formed on its surface
AssigneeStraumann Holding AG
InventorsPhilippe Habersetzer, Simon Berner, Christoph Appert
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Abstract
A process for preparing a body having an osseointegrative topography formed on its surface. The process includes the steps of providing a primary body made of a titanium-zirconium alloy containing 13 to 17 wt-% of zirconium, sandblasting the primary body, and etching the sandblasted primary body with an etching solution including hydrochloric acid, sulfuric acid and water at a temperature of above 80° C. to obtain the body, said etching being performed for a duration of 350 seconds at least.
Claims17
A process for preparing a body having an osseointegrative topography formed on its surface, the process comprising:
- a) providing a primary body made of a titanium-zirconium alloy containing 13 to 17 wt-% of zirconium,
- b) sandblasting the primary body, and
- c) etching the sandblasted primary body with an etching solution comprising hydrochloric acid, sulfuric acid and water at a temperature of above 80° C. for a duration in a range of from 350 to 540 seconds to obtain the body.
Dependencies are inferred from the claim text.