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Table 1 3D File formats used in the current study. Extensions, file names, and software applications

From: Multi-color and Multi-Material 3D Printing of Knee Joint models

Format extension

Filename

Software application

(.3dm)

3D Object

Rhinoceros 3D

(.mxp)

Project

Materialise 3-Matic

(.SLDPRT)

3D Object

SolidWorks

(.SLDASM)

Assembly

SolidWorks

(.print)

Print project

GrabCAD Print

(.STL)

Standard triangle language

Global CAD software