Semi-automatic customization of plates for internal fracture fixation

US9014835B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9014835-B2
Application numberUS-201113817006-A
CountryUS
Kind codeB2
Filing dateAug 18, 2011
Priority dateAug 25, 2010
Publication dateApr 21, 2015
Grant dateApr 21, 2015

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Abstract

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A method on a processor customizes a fixation plate for repairing a bone fracture. A digital CAD model of an implant contains smooth analytic geometry representations including NURBS. The CAD geometry is directly manipulated to generate a customized implant CAD model that conforms to the desired region of the bone surface of a patient. Direct manipulation of NURBS geometry is computationally fast and suitable for interactive planning. The patient specific customized implant is produced directly from the generated customized CAD model with a standard CNC machine before surgery. The patient customized implant is implanted in the patient.

First claim

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The invention claimed is: 1. A method for creating a customized medical implant, comprising a processor: receiving a Computer Aided Design (CAD) model of a medical implant; converting a three dimensional medical image of a bone of patient, to an image of polygonal meshes; computing a guide curve on the image of polygonal meshes of the bone; registering the CAD model to an initial location on the image of the polygonal meshes of the bone; deforming the CAD model in accordan…

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What does patent US9014835B2 cover?
A method on a processor customizes a fixation plate for repairing a bone fracture. A digital CAD model of an implant contains smooth analytic geometry representations including NURBS. The CAD geometry is directly manipulated to generate a customized implant CAD model that conforms to the desired region of the bone surface of a patient. Direct manipulation of NURBS geometry is computationally fa…
Who is the assignee on this patent?
Azernikov Sergei, Musuvathy Suraj Ravi, Fang Tong, and 1 more
What technology area does this patent fall under?
Primary CPC classification G06T19/20. Mapped technology areas include Physics.
When was this patent published?
Publication date Tue Apr 21 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).