Biomedical Engineering Reference
In-Depth Information
Table 7.1
Scre
w characteristics
Thread height
(mm)
Helix diameter
(mm)
Screw type
Optimal implantation site
Thread pitch (mm)
Helix angle
b
(°)
Head type
Bone volume (mm
3
)
Sr1
Cortical
0.68
9.06
13.53
2.9
Cylindrical
9.3
Sr2
Spongy
0.70
9.06
14.53
2.9
Spherical
20.7
Sr3
Hybrid
0.60
9.06
12.17
2.9
Expandable
12.7
Search WWH ::
Custom Search