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Table 1 Technical information of the frameless optical neuronavigation system “NAV 1 pico” (Karl STORZ, Tuttlingen, Germany)

From: Application accuracy of a frameless optical neuronavigation system as a guide for craniotomies in dogs

Maximum measuring volume

0.35 m³

Technical 3D accuracy determined by the manufacturer

up to 0.25 mm (RMS)

Maximum measuring rate

20 Hz

Registration limit for surgical use

0.5 mm

  1. RMS – root mean square