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Novel Adhesives for Distal Radius Fixation: A Biomechanical Analysis
Journal of the Mechanical Behavior of Biomedical Materials
  • Cina Mehrvar
  • Paul Kuzyk
  • Jamshied Shamlou
  • Oleg Safir
  • Paul Zalzal
  • Adel Alhalawani
  • Mark R. Towler, Missouri University of Scieince and Technology
  • Marcello Papini
Abstract

Wrist fractures can be difficult to treat due to advanced age of the patient, medical co-morbidities, and comminution of the bone. This study examines the effectiveness of two injectable glass polyalkenoate cements (GPCs), derived from two different glasses (A and B), as minimally invasive treatments for distal radius fractures. Twenty-seven fresh cadaveric radial pairs were tested either in compressive fatigue or to quasi-static compressive failure. The radii tested to failure had one pair fixated with a GPC while the other was left intact. The radii tested under fatigue had one pair fixated with a GPC and the other with a volar locking plate. A wedge osteotomy was used to simulate a severely comminuted fracture. When loaded to failure, the radii fixated with a GPC made from glass A or B were found to be, respectively, at least 57% and 62% as strong as their intact biological pair (95% Confidence Interval, Lower). Using a paired t-test, the radii fixated with either adhesive were found to be significantly stiffer than their biological pairs fixated with a volar locking plate for all cycles of fatigue loading. The adhesives under investigation demonstrate promise as treatment for distal radius fractures. In vivo investigations are warranted to determine the effect that the adhesives have on the bone remodelling process.

Department(s)
Chemical and Biochemical Engineering
Comments
Canadian Institutes of Health Research, Grant 356780-DAN
Document Type
Article - Journal
Document Version
Citation
File Type
text
Language(s)
English
Rights
© 2023 Elsevier, All rights reserved.
Publication Date
1-1-2019
Publication Date
01 Jan 2019
PubMed ID
30267994
Citation Information
Cina Mehrvar, Paul Kuzyk, Jamshied Shamlou, Oleg Safir, et al.. "Novel Adhesives for Distal Radius Fixation: A Biomechanical Analysis" Journal of the Mechanical Behavior of Biomedical Materials Vol. 89 (2019) p. 99 - 106 ISSN: 1878-0180; 1751-6161
Available at: http://works.bepress.com/mark-towler/105/