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Poster titled The HANS Device, keeping the head with the body, showing a Mercedes driver seated in the cockpit in a blue and black helmet with the HANS straps highlighted in red.

What Is the HANS Device in F1? The Simple Collar That Ended a Killer

The HANS device explained in full, the biomechanics of how a simple carbon collar stops a fatal head injury, the 20-year fight to get drivers to wear it, and how it turned basilar skull fracture from a killer into a rarity.

Bhavin Lathia· Aug 5, 2026