颅缝早闭症一定要扩大颅底才能彻底改变颅骨外形，减少以后中面部发育不良。
The amplification of skull base by changing skull′s form decreased hypoplasia of mid-face.
目的将体外培养软骨移植修复兔生长板缺损，防止生长板缺损早闭造成的肢体发育畸形。
Objective to prevent early closure of growth plate and developmental deformities of limbs by allografts of cultured cartilages into growth plate defects of rabbits.
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