Objective To study the affection of intermaxillary traction after the operation of reduction and internal fasten fixation to treat jaw fracture.
目的探讨坚固内固定术后颌间牵引对骨折复位效果的影响。
Conclusions: the results of clinic showed that the operation had the advantage of less operative trauma, simple and stable internal fixation, remaining the activity of lumbosacral area.
结论：临床结果表明，该手术具有创伤小，内固定简便、稳固，对腰骶部运动生理干扰小等优点。
Conclusion Posterior spinal fusion is an effective operation treating degenerative lumbar instability, internal fixation can enhance the rate of spinal fusion and improve symptoms of patients.
结论后路脊柱融合术是目前治疗腰椎退行性不稳症疗效确切的方法之一，内固定可显著提高融合率，缓解患者症状。
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