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Soft and Flexible Bioelectronic Micro-Systems for Electronically Controlled Drug Delivery
Massimo Mariello1, Ismail Eş1, Christopher M Proctor1
1Department of Engineering Science, Institute of Biomedical Engineering (IBME), University of Oxford, Oxford, OX3 7DQ, UK.
Advanced Healthcare Materials
|November 4, 2023
Summary
Electronically controlled drug delivery (ECDD) offers precise, adaptable treatment by overcoming biological barriers. This technology utilizes soft, flexible bioelectronic systems for improved medical device effectiveness and patient outcomes.
Area of Science:
- Biomedical Engineering
- Materials Science
- Pharmacology
Background:
- Targeted drug delivery aims to enhance therapeutic efficacy and minimize systemic toxicity.
- Current drug delivery systems face challenges in biocompatibility, tissue integration, and overcoming biological barriers.
- Advancements in precision medicine necessitate novel materials and approaches for controlled therapeutic administration.
Purpose of the Study:
- To review recent breakthroughs in soft, flexible bioelectronic micro-systems for electronically controlled drug delivery (ECDD).
- To provide an overview of ECDD operational modes, materials, electronic interfaces, and characterization techniques.
- To discuss the applications, future prospects, and challenges of ECDD in medical devices.
Main Methods:
- Review of recent literature on soft, flexible, and adaptable bioelectronic micro-systems for ECDD.
- Analysis of operational modes, materials engineering strategies, and electronic interfaces.
- Exploration of characterization techniques and applications in wearable, ingestible, and implantable devices.
Main Results:
- Emergence of ECDD as a precise method for calibrated drug delivery with spatial and temporal control.
- Development of soft, flexible bioelectronic micro-systems enabling adaptable drug release.
- Identification of key materials, interfaces, and characterization methods crucial for ECDD system development.
Conclusions:
- ECDD systems represent a significant advancement in precision medicine, offering enhanced control over drug administration.
- Soft, flexible bioelectronic micro-systems are pivotal for developing next-generation ECDD devices.
- Further research is needed to address challenges and fully realize the potential of ECDD in clinical applications.

