The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 8989472 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 24, 2015

Filed:

Feb. 13, 2013
Applicant:

Mitsubishi Electric Research Laboratories, Inc., Cambridge, MA (US);

Inventors:

Fatih Porikli, Watertown, MA (US);

Feng Li, Quincy, MA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01); G06F 19/00 (2011.01); A61N 5/10 (2006.01); G06T 17/20 (2006.01);
U.S. Cl.
CPC ...
G06F 19/3437 (2013.01); A61N 5/1037 (2013.01); G06T 17/20 (2013.01); G06T 2200/08 (2013.01); G06T 2210/41 (2013.01);
Abstract

Four-dimensional (4D) computed tomography (CT) is simulated by first generating a surface mesh from a single thoracic CT scan. Tetrahedralization is applied to the surface mesh to obtain a first volume mesh. Finite element analysis, using boundary constraints and load definitions, is applied to the first volume mesh to obtain a lung deformation according to an Ogden model. Constrained tetrahedralization, using control points, is applied to the lung deformation to obtain a second volume mesh, which is then deformed using mass-spring-damper simulation to produces the 4DCT.


Find Patent Forward Citations

Porikli, Fatih. (2015). Method for simulating thoracic 4dct (U.S. Patent No. 8989472). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8989472

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