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Updated: Jun 9, 2026

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Digital fabrication of multi-material biomedical objects.

H H Cheung1, S H Choi

  • 1Department of Industrial and Manufacturing Systems Engineering, The University of Hong Kong, Pokfulam Road, Hong Kong.

Biofabrication
|September 3, 2010
PubMed
Summary
This summary is machine-generated.

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A new multi-material virtual prototyping (MMVP) system enables digital fabrication of complex biomedical objects. This technology facilitates the design and visualization of discrete and functionally graded multi-material prototypes for medical applications.

Area of Science:

  • Biomedical Engineering
  • Materials Science
  • Computer-Aided Design

Background:

  • Current limitations in fabricating multi-material biomedical devices.
  • Need for advanced virtual prototyping tools in the medical field.

Purpose of the Study:

  • To introduce a novel multi-material virtual prototyping (MMVP) system.
  • To demonstrate its capability in modeling and digital fabrication of biomedical objects.
  • To enable visualization and analysis of prototypes in a virtual reality environment.

Main Methods:

  • Development of a multi-material virtual prototyping (MMVP) system with discrete multi-material (DMM) and functionally graded multi-material (FGM) modules.
  • Integration with a virtual reality (VR) simulation module for digital fabrication.

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Related Experiment Videos

Last Updated: Jun 9, 2026

Fabrication of Mechanically Tunable and Bioactive Metal Scaffolds for Biomedical Applications
09:56

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Published on: December 8, 2015

Multimodal 3D Printing of Phantoms to Simulate Biological Tissue
05:11

Multimodal 3D Printing of Phantoms to Simulate Biological Tissue

Published on: January 11, 2020

Rapid and Low-cost Prototyping of Medical Devices Using 3D Printed Molds for Liquid Injection Molding
10:43

Rapid and Low-cost Prototyping of Medical Devices Using 3D Printed Molds for Liquid Injection Molding

Published on: June 27, 2014

  • Modeling and digital fabrication of a DMM human spine and an FGM intervertebral disc spacer.

    • Main Results:

    • Successful modeling and digital fabrication of discrete and functionally graded multi-material biomedical objects.
    • Visualization and analysis of fabricated prototypes within a VR environment.
    • Demonstration of the MMVP system's practicality for optimizing multi-material additive manufacturing (MMLM) processes.

    Conclusions:

    • The MMVP system is a practical tool for the design, visualization, and digital fabrication of multi-material biomedical objects.
    • The system shows potential for adaptation to control MMLM machines for physical fabrication.
    • Facilitates advancements in creating patient-specific and complex biomedical prototypes.