Topological Fragmentation of Medical 3D Surface Mesh Models for Multi-Hierarchy Anatomical Classification

• Autorzy: Zwettler G. A. , Backfrieder W.

Identyfikatory

DOI

10.1515/eletel-2015-0016

• Języki publikacji: EN

Abstrakty

EN

High resolution 3D mesh representations of patient anatomy with appendant functional classification are of high importance in the field of clinical education and therapy planning. Thereby, classification is not always possible directly from patient morphology, thus necessitating tool support. In this work a hierarchical mesh data model for multi-hierarchy anatomical classification is introduced, allowing labeling of a patient model according to various medical taxonomies. The classification regions are thereby specified utilizing a spline representation to be placed and deformed by a medical expert at low effort. Furthermore, application of randomized dilation allows conversion of the specified regions on the surface into fragmented and closed sub-meshes, comprising the entire anatomical structure. As proof of concept, the semi-automated classification method is implemented for VTK library and visualization of the multihierarchy anatomical model is validated with OpenGL, successfully extracting sub-meshes of the brain lobes and preparing classification regions according to Brodmann area taxonomy.

Słowa kluczowe

EN

3D surface mesh; functional classification in medicine; multi-hierarchy classification; level of detail; spline-based surface selection

• Wydawca: Polish Academy of Sciences, Committee of Electronics and Telecommunication
• Czasopismo: International Journal of Electronics and Telecommunications
• Rocznik: 2015
• Tom: Vol. 61, No. 2
• Strony: 129--136
• Opis fizyczny: Bibliogr. 16 poz., il.

Twórcy

autor

Zwettler G. A.

• Research Group Bio- and Medical Informatics, Department of Research and Development at the University of Applied Sciences Upper Austria, Campus Hagenberg, Softwarepark 11, 4232 Hagenberg, Austria

autor

Backfrieder W.

• Department of Biomedical Informatics at the University of Applied Sciences Upper Austria, School of Informatics, Communications and Media, Softwarepark 11, 4232 Hagenberg, Austria

Bibliografia

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