From Mechanoelectric Conversion to Tissue Regeneration: Translational Progress in Piezoelectric Materials

Area of Science:

• Biomaterials Science
• Regenerative Medicine
• Biomedical Engineering

Background:

• Piezoelectric materials offer unique capabilities for tissue regeneration by converting mechanical stimuli into electrical signals.
• Despite growing research, systematic insights for optimizing piezoelectric biomaterials for clinical translation are limited.
• Understanding the interplay between mechanical and electrical stimulation is crucial for harnessing their regenerative potential.

Purpose of the Study:

• To provide a comprehensive review of piezoelectric biomaterials in regenerative medicine.
• To bridge fundamental principles with clinical potential and address translational challenges.
• To propose a mechanism-driven strategy for enhanced tissue repair applications.

Main Methods:

• Literature review focusing on piezoelectricity in biomaterials.
• Analysis of molecular pathways linking mechanical and electrical stimulation to tissue regeneration.
• Exploration of material optimization, structural design, and biosafety considerations.
• Evaluation of current mechanisms and translational status of piezoelectric biomaterials.

Main Results:

• Piezoelectric biomaterials demonstrate significant potential for stimulating tissue repair through biomimetic mechanisms.
• Key molecular pathways are identified that mediate the synergistic effects of mechanical and electrical stimulation.
• Critical factors for material optimization, structural design, and biosafety are discussed.
• The current translational landscape reveals challenges and limitations in clinical applications.

Conclusions:

• A mechanism-driven strategy is proposed to guide the therapeutic application of piezoelectric biomaterials.
• Future research directions are identified to accelerate the clinical translation of these promising materials.
• Optimizing piezoelectric biomaterials requires a multidisciplinary approach considering fundamental science and clinical needs.