A method for optimal fit of patient-specific fracture fixation plates

Anatomically pre-contoured fracture fixation plates are a treatment option for bone fractures. A well-fitting plate can be used as a tool for anatomical reduction of the fractured bone. However, recent studies showed that some plates fit poorly for many patients due to considerable shape variations...

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Main Authors: Harith, Hazreen, Malekani, Javad, Schmutz, Beat, Schuetz, Michael, Yarlagadda, Prasad KDV
Format: Article
Language:English
Published: SAGE Publications 2016
Online Access:http://psasir.upm.edu.my/id/eprint/54857/1/A%20method%20for%20optimal%20fit%20of%20patient-specific%20fracture%20fixation%20plates.pdf
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author Harith, Hazreen
Malekani, Javad
Schmutz, Beat
Schuetz, Michael
Yarlagadda, Prasad KDV
author_facet Harith, Hazreen
Malekani, Javad
Schmutz, Beat
Schuetz, Michael
Yarlagadda, Prasad KDV
author_sort Harith, Hazreen
collection UPM
description Anatomically pre-contoured fracture fixation plates are a treatment option for bone fractures. A well-fitting plate can be used as a tool for anatomical reduction of the fractured bone. However, recent studies showed that some plates fit poorly for many patients due to considerable shape variations between bones of the same anatomical site. Therefore, the plates have to be manually fitted and deformed by surgeons to fit each patient optimally. The process is time-intensive and labor-intensive, and could lead to adverse clinical implications such as wound infection or plate failure. This paper proposes a new iterative method to simulate the patient-specific deformation of an optimally fitting plate for pre-operative planning purposes. We further demonstrate the validation of the method through a case study. The proposed method involves the integration of four commercially available software tools, Matlab, Rapidform2006, SolidWorks, and ANSYS, each performing specific tasks to obtain a plate shape that fits optimally for an individual tibia and is mechanically safe. A typical challenge when crossing multiple platforms is to ensure correct data transfer. We present an example of the implementation of the proposed method to demonstrate successful data transfer between the four platforms and the feasibility of the method.
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spelling upm.eprints-548572018-05-28T07:28:01Z http://psasir.upm.edu.my/id/eprint/54857/ A method for optimal fit of patient-specific fracture fixation plates Harith, Hazreen Malekani, Javad Schmutz, Beat Schuetz, Michael Yarlagadda, Prasad KDV Anatomically pre-contoured fracture fixation plates are a treatment option for bone fractures. A well-fitting plate can be used as a tool for anatomical reduction of the fractured bone. However, recent studies showed that some plates fit poorly for many patients due to considerable shape variations between bones of the same anatomical site. Therefore, the plates have to be manually fitted and deformed by surgeons to fit each patient optimally. The process is time-intensive and labor-intensive, and could lead to adverse clinical implications such as wound infection or plate failure. This paper proposes a new iterative method to simulate the patient-specific deformation of an optimally fitting plate for pre-operative planning purposes. We further demonstrate the validation of the method through a case study. The proposed method involves the integration of four commercially available software tools, Matlab, Rapidform2006, SolidWorks, and ANSYS, each performing specific tasks to obtain a plate shape that fits optimally for an individual tibia and is mechanically safe. A typical challenge when crossing multiple platforms is to ensure correct data transfer. We present an example of the implementation of the proposed method to demonstrate successful data transfer between the four platforms and the feasibility of the method. SAGE Publications 2016 Article PeerReviewed text en http://psasir.upm.edu.my/id/eprint/54857/1/A%20method%20for%20optimal%20fit%20of%20patient-specific%20fracture%20fixation%20plates.pdf Harith, Hazreen and Malekani, Javad and Schmutz, Beat and Schuetz, Michael and Yarlagadda, Prasad KDV (2016) A method for optimal fit of patient-specific fracture fixation plates. Journal of Materials-Design and Applications, 230 (1). pp. 283-290. ISSN 2041-3076 10.1177/1464420715569586
spellingShingle Harith, Hazreen
Malekani, Javad
Schmutz, Beat
Schuetz, Michael
Yarlagadda, Prasad KDV
A method for optimal fit of patient-specific fracture fixation plates
title A method for optimal fit of patient-specific fracture fixation plates
title_full A method for optimal fit of patient-specific fracture fixation plates
title_fullStr A method for optimal fit of patient-specific fracture fixation plates
title_full_unstemmed A method for optimal fit of patient-specific fracture fixation plates
title_short A method for optimal fit of patient-specific fracture fixation plates
title_sort method for optimal fit of patient specific fracture fixation plates
url http://psasir.upm.edu.my/id/eprint/54857/1/A%20method%20for%20optimal%20fit%20of%20patient-specific%20fracture%20fixation%20plates.pdf
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