Autor: |
Tzu-Tsao Chung, Dueng-Yuan Hueng, Shang-Chih Lin |
Jazyk: |
angličtina |
Rok vydání: |
2024 |
Předmět: |
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Zdroj: |
Journal of Orthopaedic Surgery and Research, Vol 19, Iss 1, Pp 1-12 (2024) |
Druh dokumentu: |
article |
ISSN: |
1749-799X |
DOI: |
10.1186/s13018-024-04629-8 |
Popis: |
Abstract Introduction Using an anterior cervical fixation device in the anterior cervical discectomy and fusion (ACDF) has evolved to various systems of static and dynamic cervical plates (SCP and DCP). Dynamic cervical plates have been divided into three categories: the rotational (DCP-R), translational (DCP-T), and hybrid (DCP-H) joints. However, little studies have been devoted to systematically investigate the biomechanical differences of dynamic cervical plates. Materials and methods The biomechanical tests of load-deformation properties and failure modes between the SCP and DCP systems are implemented first by using the UHMWPE blocks as the vertebral specimens. The CT-based C2-C7 model simulates the strategies of cervical plate in ACDF surgery is developed with finite-element analyses. One intact, one SCP and two DCP systems are evaluated for their biomechanical properties of bone fusion and tissue responses. Results In the situation of biomechanical test, The mean values of the five ACDSP constructs are 393.6% for construct stiffness (p |
Databáze: |
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