Injury:儿童前臂双骨干骨折髓内钉VS钢板内固定

2014-07-24 佚名 丁香园

在儿童所有类型骨折中前臂骨折占41.1%,其中,大多数为桡骨或尺骨远端骨折。 英国,有最新流行病学统计显示,在小于16周岁的儿童中前臂双骨干骨折占5.4%,以男性儿童居多。其损伤机制多为摔伤导致。闭合复位,石膏固定仍是稳定和微小移位儿童前臂骨折的标准治疗方式。 由于儿童骨骼生长较快,大部分的前臂骨折都可以成功复位。然而和远端三分之一骨折相比,尺桡骨中段骨折保守治疗存在较高的骨骼塑形

在儿童所有类型骨折中前臂骨折占41.1%,其中,大多数为桡骨或尺骨远端骨折。

英国,有最新流行病学统计显示,在小于16周岁的儿童中前臂双骨干骨折占5.4%,以男性儿童居多。其损伤机制多为摔伤导致。闭合复位,石膏固定仍是稳定和微小移位儿童前臂骨折的标准治疗方式。

由于儿童骨骼生长较快,大部分的前臂骨折都可以成功复位。然而和远端三分之一骨折相比,尺桡骨中段骨折保守治疗存在较高的骨骼塑形不良和骨不连发生率。此处骨折畸形在后期的骨骼重塑中不容易纠正,会影响患肢功能,因此当骨骼重塑畸形导致前臂活动度丢失和功能恢复不良,需行手术治疗。

年龄小于10周岁的儿童,具有很强的骨骼重塑潜力。年龄大于10周岁的或者更年长的儿童,选择保守治疗则需更加谨慎。在骨骼塑形能力相对较弱的大龄儿童中,选择保守治疗相对容易发生成角畸形,成角大于10度,则进行骨骼重塑就相对困难。

儿童前臂骨折的外科治疗目前存在较大争议。一般认为对于大于10度的成角和超过30度的旋转需进行手术治疗。同时也有学者建议,开放性、不稳定、较难复位、病理性或者骨折不愈合等儿童前臂双骨折需采取手术治疗。尽管保守治疗有较高的治愈率,但是对于儿童前臂双骨干骨折,手术治疗俨然已经成为趋势。这趋势归功于手术技术的进步,器械的改良等。

为比较儿童前臂双骨折患者钢板内固定和弹性髓内钉治疗的效果差异,英国的学者patel等人进行了一项系统综述研究,发现两种固定方法在患者的功能和影像学预后上无显著差异。相关结论发表于2014年8月份的INJURY杂志上。

QQ截图20140715153651.png

该系统评价对Medline,Embase和Cochrane数据库进行检索、遴选(具体检索策略见原文)。

QQ截图20140715153709.png

研究者主要在术后功能、影像学结果和并发症上对髓内钉和钢板固定进行比较。

结果发现,在术后功能恢复和骨折愈合时间上,两组比较无统计学意义。在并发症、骨折成角、骨折短缩和骨折旋转上无显著的统计学差异。弹性髓内钉组在皮肤美容效果和节约手术时间上更具优势,但弹性髓内钉组也更容易桡骨弯曲弧度畸形,上述畸形并不影响前臂功能。

由上述结果可认为,儿童前臂双骨折时,弹性髓内钉治疗较钢板治疗效果和安全性类似,但创伤更小,皮肤术后美容效果更好。应该作为首选的推荐措施。

原始出处:

Patel A1, Li L2, Anand A1.Systematic review: Functional outcomes and complications of intramedullary nailing versus plate fixation for both-bone diaphyseal forearm fractures in children.Injury. 2014 Aug;45(8):1135-1143. doi: 10.1016/j.injury.2014.04.020. Epub 2014 May 2.


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