1 邻接面 （ proximal surface ）的修形以提供导引面（guiding plane） 2咬合钩座（occlusal rest seat）的修形 3不理想牙齿外型（tooth contour）的修正 4做凹...
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Most caries were minor in degree of severity, and mostly lie in the occlusal and proximal surface.
龋齿主要为浅龋，咬合面和邻面龋占绝大多数。
More than one elongated decompression planes on the surface of the intramedullary nail bar extend from the proximal end to the distal end of the intramedullary nail bar.
在髓内钉杆表面设有一条以上呈长条形的减压平面，减压平面可从髓内钉杆近端直至髓内钉杆远端。
Unicortical screws are indicated for periarticular fractures in which the screws are placed in the direction of an articular surface, such as in the proximal part of the humerus.
单皮质螺钉适于固定关节周围骨折时螺钉朝向关节面的情况，例如肱骨近端骨折。
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