With unique device identification (UDI) required under U.S. Food and Drug Administration regulations and the EU Medical Device Regulation, direct part marking has become mandatory for many medical devices, including surgical instruments and implants.

In practice, these requirements are challenged by highly reflective metals, extremely limited marking areas, and demanding conditions throughout the entire device life cycle. Markings must remain permanently high‑contrast and reliably legible without compromising function or material properties.

Ultrashort pulse laser black marking  has emerged as a reliable solution to these challenges. The effect is used particularly on medical‑grade stainless steel, but it’s also suitable for other metals.

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