Which property is enhanced by the use of titanium nitride coatings?

• A. Corrosion resistance
• B. Thermal conductivity
• C. Friction reduction
• D. Weight reduction

Answer: (C)

The enhancement of friction reduction through the use of titanium nitride coatings is a key aspect of this coating's function. Titanium nitride is known for forming a hard and smooth surface that significantly lowers the friction between surfaces in contact. This property is particularly valuable in surgical instruments where smooth operation is critical, as it reduces wear and tear, increases the lifespan of instruments, and improves the precision of surgical procedures.

While titanium nitride coatings do offer some level of corrosion resistance, it is primarily their ability to reduce friction that provides the most immediate benefit in the context of surgical instruments. Additionally, titanium nitride is not primarily recognized for enhancing thermal conductivity or reducing weight. The coatings can add a layer of material, which may marginally influence weight, but this is not their main purpose. Their primary advantage is in creating a high-performance, low-friction surface conducive to the precision required in surgical settings.