Abstract
Purpose
This prospective pilot study investigated the safety and efficacy of a novel radiolucent
intramedullary nail (IMN) made of Carbon-Fibre-Reinforced Polyaryl-Ether-Ether-Ketone
(CFR-PEEK) for humeral shaft fracture fixation.
Study Design
A prospective, single-arm, four-centre study.
Patients and Methods
A total of 46 patients with 46 humeral fractures classified as 12 A-B were treated
with a novel CFR-PEEK IMN and followed for 12 months.
Results
Most of the patients (65%) were female; the mean age was 65 ± 17 years. The average
operating time was 66.75 ± 19.84 minutes and X-ray exposure was 104.11 ± 98.01 seconds.
All patients postoperatively reported selflimiting shoulder pain and three patients
developed iatrogenic transient radial palsy. Two patients required repositioning of
the implant. No implant-related complications were observed. Radiological consolidation
was achieved in all 43 patients who completed the 12-month follow-up.
Conclusions
The CFR-PEEK IMN is user-friendly and safe. Its bone-matching elastic modulus seems
to contribute to its clinical efficacy. This, together with compatibility with modern
imaging techniques, can be considered a further evolution of IMN designed to stabilise
humeral shaft fractures.
Keywords
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© 2017 Elsevier Ltd. Published by Elsevier Inc. All rights reserved.