结论：经皮骨成形术是一种安全有效的治疗骨囊肿的技术。
Conclusion Percutaneous osteoplasty is an safe and effective technique for treatment of bone cyst.
方法用多种颅骨瓣旋转、调换及结合梅花瓣骨成形重建颅骨外形。
Methods External form of cranium was reconstructed by convoluting and exchanging skull's flap combining with plum blossom bone flap.
但由于骨组织的复杂性，使成形精度的提高还存在诸多问题。
However, due to the complexity of bone tissue, there are many problems in improving the forming accuracy.
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