Skip to main content

Table 2 Safety of screw insertion classifications

From: Is a patient-specific drill template via a cortical bone trajectory safe in cervical anterior transpedicular insertion?

Group Grade 1 Grade 2 Grade 3 Grade 4 Grade 5
Group CBT0-3DP 9 (90%) 0 1 (10%) 0 0
Group CBT0-CNC 8 (80%) 0 2 (20%) 0 0
Group CBT0.7-3DP 10 (100%) 0 0 0 0
Group CBT0.7-CNC 10 (100%) 0 0 0 0
Total 37 0 3 0 0