交锁髓内钉内固定治疗胫骨干骨折的临床研究

The Journal of Traditional Chinese Orthopedics and Traumatology(2015)

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Abstract
目的:观察交锁髓内钉内固定治疗胫骨干骨折的临床疗效和安全性。方法:将符合要求的80例胫骨干骨折患者随机分为2组,每组40例,分别采用交锁髓内钉和外固定架固定治疗。术后比较2组患者的骨痂出现时间、骨折愈合时间、临床疗效及并发症发生率,临床疗效评定采用 Johner -Wruhs 胫骨干骨折疗效标准。结果:所有患者均获随访,随访时间7~25个月,中位数10个月。交锁髓内钉组骨痂出现时间和骨折愈合时间均短于外固定架组[(38.1±4.2)d,(53.4±5.1)d,t =7.398,P =0.013;(136.1±10.0)d,(193.5±8.3)d,t =8.654,P =0.011];末次随访时按照 Johner -Wruhs 胫骨干骨折疗效标准评定,交锁髓内钉组优20例、良9例、可9例、差2例,外固定架组优12例、良9例、可15例、差4例,交锁髓内钉组的临床疗效优于外固定架组(R交锁髓内钉组=35.52,R外固定架组=45.48,Z =-2.021,P =0.043)。至随访结束时,交锁髓内钉组2例发生切口感染、1例发生骨折延迟愈合、1例发生断钉,外固定架组6例发生切口感染、4例发生骨折延迟愈合;2组患者的并发症发生率比较,差异无统计学意义(χ2=3.117,P =0.077)。结论:采用交锁髓内钉内固定治疗胫骨干骨折,骨折愈合快、疗效确定、安全性高,值得临床推广应用。
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Key words
tibial fractures,fracture fixation,intramedullary,therapies,investigational
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