撬式架固定治疗肱骨髁上尺偏型骨折技术

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肱骨髁上骨折在儿童上肢骨折中排第三位,占儿童肘部骨折的50%~60%,其中尺偏型又占儿童肱骨髁上骨折的90%。由于其尺侧未破裂骨膜的“铰链”牵拉,内侧支柱的压缩、粉碎、嵌插、塌陷等,导致远折端极易尺偏、尺倾和旋转,使骨折难以复位和固定,易并发后遗肘内翻畸形。只有使骨折端得到良好的复位和牢靠的固定,才有利于骨骼的正常发育,预防或降低肘内翻的发生率。
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