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Toward Efficient Wound Management: Bioinspired Microfluidic and Microneedle Patch.

Yuqiu Wang1, Bingbing Gao2, Bingfang He1,2

  • 1College of Biotechnology and Pharmaceutical Engineering, Nanjing Tech University, Nanjing, 211816, China.

Small (Weinheim an Der Bergstrasse, Germany)
|December 4, 2022
PubMed
Summary
This summary is machine-generated.

This study introduces a 3D origami microneedle (MN) patch for intelligent wound management. The multifunctional patch detects biomarkers, releases drugs controllably, and monitors motion to accelerate healing.

Keywords:
microfluidicsmicroneedlesorigamiphotothermal responseswound healing

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Area of Science:

  • Biomaterials Science
  • Nanotechnology
  • Regenerative Medicine

Background:

  • Microneedle (MN) patches show promise for advanced wound care.
  • Current wound management strategies often lack integrated monitoring and controlled therapeutic delivery.

Purpose of the Study:

  • To develop a multifunctional 3D origami microneedle (MN) patch for intelligent wound management.
  • To integrate biomarker detection, controlled drug release, and motion monitoring into a single wound dressing.

Main Methods:

  • Fabrication of a 3D origami MN patch using laser-engraved silicone rubber molds.
  • Integration of microfluidic channels for biomarker sensing (pH, glucose).
  • Development of a controllable drug release system using porous structures, hydrogels, and photothermal agents.
  • Incorporation of MXene electrocircuits for motion sensing.

Main Results:

  • The 3D origami MN patch successfully integrated multiple functions including sensing, drug delivery, and motion monitoring.
  • Biomarker detection capabilities for pH and glucose were demonstrated.
  • A controllable drug release system was established.
  • Motion sensing via integrated electrocircuits was achieved.
  • The MN patch accelerated wound healing in a mouse model.

Conclusions:

  • The developed multifunctional 3D origami MN patch represents a significant advancement in intelligent wound management.
  • This bioinspired design offers a versatile platform for integrated wound monitoring and therapy.
  • The patch shows potential for improving patient outcomes in wound healing.