Table 9. Detection of penetrated screws under a radial groove view.

Radial groove view
Screw number		1	2	3	4	5	6	7	8
1-mm overlength	Radius 1					V	V
	Radius 2		V			V	V	V
	Radius 3					V	V
	Radius 4					V	V	V
2-mm overlength	Radius 1					V	V	V	V
	Radius 2	V	V		V	V	V	V	V
	Radius 3		V	V		V	V	V
	Radius 4					V	V	V	V