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非扩髓带锁髓内钉治疗胫骨骨折:一个社区的经验

Nonreamed interlocked intramedullary tibial nailing. One community's experience.

作者信息

Duwelius P J, Schmidt A H, Rubinstein R A, Green J M

机构信息

Oregon Health Sciences University, Division of Orthopedics and Rehabilitation, Portland 97201-3098, USA.

出版信息

Clin Orthop Relat Res. 1995 Jun(315):104-13.

PMID:7634658
Abstract

Forty-nine acute displaced tibial fractures (31 closed, 18 open: 5 Grade I, 7 Grade II, 4 Grade IIIA, and 2 Grade IIIB) were treated in 1 community with a standard operative protocol using a distractor without a fracture table, and an unreamed interlocked tibial nail. Forty-six fractures healed (94%). Complications included 3 nonunions (6%), 2 deep infections (4%), 9 delayed unions (18%), 4 angular malunions (8%), 2 rotatory malunions (4%), and 12 interlocking screws bent or broke (24%). Twenty-eight patients (57%) required at least 1 additional operation to obtain union, most commonly dynamization of a statically locked nail. The authors conclude that unreamed tibial nails provide adequate stabilization of displaced tibial fractures and can be used in the management of most open or closed tibial fractures. However, static locking is required in axially unstable fractures. Early dynamization or exchange nailing and bone grafting should be considered to hasten union and avoid screw failure. The distractor is an excellent adjunctive technique for reduction and alignment of tibial shaft fractures during intramedullary nailing.

摘要

在1个社区中,采用标准手术方案,使用不带骨折手术台的撑开器和非扩髓交锁胫骨髓内钉,治疗了49例急性移位胫骨骨折(31例闭合性骨折,18例开放性骨折:5例Ⅰ级,7例Ⅱ级,4例ⅢA级,2例ⅢB级)。46例骨折愈合(94%)。并发症包括3例骨不连(6%)、2例深部感染(4%)、9例延迟愈合(18%)、4例成角畸形愈合(8%)、2例旋转畸形愈合(4%)以及12例交锁螺钉弯曲或断裂(24%)。28例患者(57%)至少需要进行1次额外手术以实现骨折愈合,最常见的是对静态锁定髓内钉进行动力化处理。作者得出结论,非扩髓胫骨髓内钉可为移位胫骨骨折提供足够的稳定性,可用于大多数开放性或闭合性胫骨骨折的治疗。然而,对于轴向不稳定骨折需要进行静态锁定。应考虑早期动力化处理、更换髓内钉或植骨,以促进骨折愈合并避免螺钉失效。撑开器是髓内钉固定期间用于复位和矫正胫骨干骨折的一种出色辅助技术。

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