Advances in Bioresorbable Triboelectric Nanogenerators

Area of Science:

• Biomedical Engineering
• Materials Science
• Energy Harvesting

Background:

• Implantable medical devices (IMDs) require advanced power solutions for functionalities like monitoring and electroceuticals.
• Current IMDs face challenges with noninvasive power supply and safe removal, impacting patient comfort and healthcare costs.

Purpose of the Study:

• To review the potential of bioresorbable triboelectric nanogenerators (B-TENGs) as temporary power sources for IMDs.
• To explore B-TENGs as self-powered, transient implants with biomedical applications.

Main Methods:

• Overview of bioresorbable triboelectric energy harvesting devices, including working principles, materials, and biodegradation.
• Examination of transient implant technologies and their current biomedical uses.
• Discussion of advancements in materials science, chemistry, and microfabrication for B-TENGs.

Main Results:

• B-TENGs show promise as self-clearing power sources for temporary IMDs.
• Progress in materials and device design facilitates their integration into medical applications.
• On-demand transient implants are emerging with diverse biomedical applications.

Conclusions:

• B-TENGs represent a significant advancement for powering IMDs, addressing limitations of current technologies.
• Innovations in this field can lead to enhanced longevity and reshape the future of healthcare.
• Further research and development are crucial to expand the scope and application of B-TENGs.