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Table 2 Deviation of biopsy channels

From: Biopsies of osseous jaw lesions using 3D-printed surgical guides: a clinical study

 

Guided biopsies

Free-handed biopsies

Maximum distance of axes

1.4 ± 0.9 mm

3.6 ± 1.0 mm

Angle deviation

6.8 ± 4.0

15.4 ± 3.6

Depth deviation

− 0.2 ± 1.6 mm

0.3 ± 2.5 mm