dorsal/arxiv
View SchemaComparison of linear and non-linear soft tissue models with post-operative CT scan in maxillofacial surgery
| Authors | Matthieu Chabanas, Yohan Payan, Christophe Marecaux, Pascal Swider, Franck Boutault |
|---|---|
| Categories | |
| ArXiv ID | physics/0606218 |
| URL | https://arxiv.org/abs/physics/0606218 |
| Journal | Lecture notes in computer science (LNCS) 3078 (2004) 19-27 |
Abstract
A Finite Element model of the face soft tissue is proposed to simulate the morphological outcomes of maxillofacial surgery. Three modelling options are implemented: a linear elastic model with small and large deformation hypothesis, and an hyperelastic Mooney-Rivlin model. An evaluation procedure based on a qualitative and quantitative comparison of the simulations with a post-operative CT scan is detailed. It is then applied to one clinical case to evaluate the differences between the three models, and with the actual patient morphology. First results shows in particular that for a "simple" clinical procedure where stress is less than 20%, a linear model seams sufficient for a correct modelling.
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"abstract": "A Finite Element model of the face soft tissue is proposed to simulate the\nmorphological outcomes of maxillofacial surgery. Three modelling options are\nimplemented: a linear elastic model with small and large deformation\nhypothesis, and an hyperelastic Mooney-Rivlin model. An evaluation procedure\nbased on a qualitative and quantitative comparison of the simulations with a\npost-operative CT scan is detailed. It is then applied to one clinical case to\nevaluate the differences between the three models, and with the actual patient\nmorphology. First results shows in particular that for a \"simple\" clinical\nprocedure where stress is less than 20%, a linear model seams sufficient for a\ncorrect modelling.",
"arxiv_id": "physics/0606218",
"authors": [
"Matthieu Chabanas",
"Yohan Payan",
"Christophe Marecaux",
"Pascal Swider",
"Franck Boutault"
],
"categories": [
"physics.med-ph"
],
"journal_ref": "Lecture notes in computer science (LNCS) 3078 (2004) 19-27",
"title": "Comparison of linear and non-linear soft tissue models with post-operative CT scan in maxillofacial surgery",
"url": "https://arxiv.org/abs/physics/0606218"
},
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