Objective: To evaluate the pull out strength of different posterior route cervical screwimplant techniques.
目的：评价下颈椎后路螺钉不同植钉方法的拔出强度。
2
AIM: To analyze the distribution of initial stress around screwimplant.
目的：分析螺旋形种植体植入下颌骨后骨界面初始应力的分布。
3
Conclusion the pure titanium screw-type implant can form a good osseointegration with the part-blood-supplied rabbit tibia, but the time of osseointegration is prolonged.