Introducing Diamond Heads

THR-ADLC

We are continually working to improve our products and are pleased to announce a new coating on our Zurich Cementless head-neck prosthesis.

The new head-neck prosthesis will have an Amorphous Diamond Like Coating (ADLC) that gives a smoother, harder, and more durable surface than the titanium nitride (TiN) coating used previously.  The improved smoothness will lead to less wear on the polyethylene cup, due to its significantly lower coefficient of friction.  The ADLC is a harder surface than TiN and will better resist scratching.  It is biocompatible, inert, and highly corrosion resistant.

KYON is implementing this change as part of our continual product improvement process.  As our inventory of TiN coated heads is used, we will begin introducing the new ADLC coated heads.  You will notice a change in the color, as the new heads are shiny and black due to the carbon, which makes them “diamond like” rather than the gold color of the TiN. The base material for the head and neck prosthesis is the same titanium alloy that we have always used.

Please note: we will not exchange existing TiN heads for new ADLC heads.


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Technical Features Biological Benefits
titanium alloy → • supreme biocompatibility & high strength
Amorphous Diamond-Like Coating (ADLC) → • corrosion resistant, biocompatible, inert, hard, smooth, scratch resistant surface reduces friction and wear
2 diameters of heads 16mm & 19mm BIG HEAD → • increases impingement-free articulation & resistance to luxation
wide range of neck lengths → • greater intraoperative flexibility

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