桡骨远端骨折掌侧锁定钢板固定的要点与陷阱

Pearls and Pitfalls of the Volar Locking Plating for Distal Radius Fractures.

作者信息

Im Jin-Hyung, Lee Joo-Yup

机构信息

1 Department of Orthopedic Surgery, The Catholic University of Korea, Seoul, Korea.

出版信息

J Hand Surg Asian Pac Vol. 2016 Jun;21(2):125-32. doi: 10.1142/S242483551640004X.

Abstract

Volar locking plate fixation has been widely accepted method for the treatment of unstable distal radius fractures. Although the results of volar locking plate fixation are encouraging, it may cause implant-related complications such as flexor or extensor tendon injuries. In depth understanding of anatomy of the distal radius is mandatory in order to obtain adequate fixation of the fracture fragments and to avoid these complications. This article will review the anatomic characteristics of the distal radius because selecting proper implant and positioning of the plate is closely related to the volar surface anatomy of the distal radius. The number and the length of distal locking screws are also important to provide adequate fixation strength to maintain fracture fixation. We will discuss the pros and cons of the variable-angle locking plate, which was introduced in an effort to provide surgeons with more freedom for fixation. Finally, we will discuss about correcting radial length and volar tilt by using eccentric drill holes and distal locking first technique.

摘要

掌侧锁定钢板固定术已成为治疗不稳定桡骨远端骨折的广泛认可的方法。尽管掌侧锁定钢板固定术的效果令人鼓舞,但它可能会导致与植入物相关的并发症,如屈肌腱或伸肌腱损伤。为了获得骨折碎片的充分固定并避免这些并发症,深入了解桡骨远端的解剖结构是必不可少的。本文将回顾桡骨远端的解剖特征,因为选择合适的植入物和钢板的放置与桡骨远端的掌侧表面解剖密切相关。远端锁定螺钉的数量和长度对于提供足够的固定强度以维持骨折固定也很重要。我们将讨论可变角度锁定钢板的优缺点,引入该钢板是为了给外科医生提供更多的固定自由度。最后,我们将讨论通过使用偏心钻孔和先进行远端锁定技术来纠正桡骨长度和掌侧倾斜。

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