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Updated: Nov 28, 2025

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Functional 3D printing: Approaches and bioapplications.

Gianluca Palmara1, Francesca Frascella1, Ignazio Roppolo1

  • 1Department of Applied Science and Technology (DISAT), Politecnico di Torino, Corso Duca degli Abruzzi 24, 10129, Torino, Italy.

Biosensors & Bioelectronics
|November 30, 2020
PubMed
Summary
This summary is machine-generated.

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This study explores 4D printing, using functional materials to create smart, stimuli-responsive biodevices. These advanced 3D printed objects offer enhanced biorecognition, biocatalysis, and drug delivery capabilities.

Area of Science:

  • Biomedical Engineering
  • Materials Science
  • Additive Manufacturing

Background:

  • 3D printing is a mature technology with advantages like customization and rapid prototyping.
  • It is widely applied in biomedicine for creating biodevices such as biosensors and drug delivery systems.
  • 4D printing, utilizing stimuli-responsive materials, enables the creation of 'smart' devices.

Purpose of the Study:

  • To develop functional 3D printable materials for advanced biodevices.
  • To leverage 4D printing for stimuli-responsive object fabrication.
  • To integrate specific biochemical functionalities into 3D printed constructs.

Main Methods:

  • Advanced material design for 3D printing.
  • Application of 4D printing principles for stimuli-responsive properties.
Keywords:
3D printingBiocatalysisBiorecognitionFunctionalityPrecision medicine

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  • Fabrication of functional 3D objects with integrated biorecognition, biocatalytic, and drug delivery capabilities.

    • Main Results:

    • Demonstration of 3D printable materials with intrinsic functionalities.
    • Successful fabrication of stimuli-responsive devices using 4D printing.
    • Engineered 3D objects exhibit built-in biorecognition, biocatalytic, and drug delivery functions.

    Conclusions:

    • Combining 3D printing technology with tailored material design enables the creation of sophisticated functional biodevices.
    • 4D printing opens new avenues for 'smart' devices that respond to external stimuli.
    • The reported functional 3D objects hold significant potential for advanced biomedical applications.