Three-Dimensional Printed Stimulating Hybrid Smart Bandage.

Area of Science:

• Biomedical Engineering
• Regenerative Medicine
• Smart Materials

Background:

• Chronic wounds and pressure sores present significant public health challenges.
• Current treatments often lack personalization and effective monitoring capabilities.
• Development of novel therapeutic strategies is crucial for improving wound healing.

Purpose of the Study:

• To present an innovative smart bandage for chronic wound treatment.
• To enable personalized, smartphone-controlled impulse vibration therapy.
• To integrate rehabilitation monitoring and auto-calibration features.

Main Methods:

• A 3D-printed, flexible, openwork smart bandage structure was developed.
• Smartphone communication via Bluetooth Low Energy (BLE) for programmable therapy.
• Integrated MEMS sensor for monitoring and auto-calibration; replaceable electronic circuits with six actuators generating vibrations (40-190 Hz, <1 g) at low voltage (1.65 V).

Main Results:

• Demonstrated a programmable smart bandage capable of delivering personalized vibration therapy.
• Successfully integrated BLE communication for user control and MEMS sensor for monitoring.
• The 3D-printed structure allows for easy implementation and hybrid dressing potential.

Conclusions:

• The smart bandage offers a novel, personalized approach to chronic wound healing.
• The system facilitates remote monitoring and adaptive therapy during rehabilitation.
• This technology has the potential to enhance patient care and treatment effectiveness.