不仅仅增加了加固环，这种独特的预压缩结构能够抵消常规锥形管道螺纹连接结构所会产生的膨胀力。
Not just an added reinforcing ring, this unique pre-compression design compensates for expansion forces generated from normal tapered pipe thread joint make-up.
圆桶状结构连接于锥形板下方，中空，可供植骨，外侧面制有螺纹与腕骨紧密咬合。
The hollow cylinder is designed for bone grafting, and its outer threads ensure a very tight contact between the fusion plate and the carpal bones.
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