Wireless Miniaturized Electromechanical System Enables Real-Time Biomechanical Monitoring of Aortic Aneurysm

Area of Science:

• Biomedical Engineering
• Cardiovascular Research
• Medical Devices

Background:

• Continuous monitoring of aortic stress and diameter is crucial for managing aortic aneurysms.
• Current technologies are limited by bulkiness, wired connections, and single-parameter measurement.

Purpose of the Study:

• To develop a wireless miniaturized electromechanical (WMEM) system for continuous, multi-parameter aortic monitoring.
• To enable precise, real-time acquisition of stress and diameter measurements at lesion sites.

Main Methods:

• Integrated a noise-suppressing mechanical design and multi-parameter sensing.
• Utilized a low-power chip for real-time wireless data transmission and control.
• Optimized structural design, noise reduction, and wireless integration.

Main Results:

• Achieved precise, simultaneous acquisition of aortic stress and diameter.
• Demonstrated measurement accuracy comparable to clinical instruments in hydrogels, ex vivo, and in vivo models.
• Validated the feasibility and practical utility of the WMEM system.

Conclusions:

• The WMEM system offers a novel solution for continuous aortic disease tracking.
• Enables precise risk assessment and personalized therapeutic strategies for aortic aneurysm patients.
• Represents a significant advancement in non-invasive cardiovascular monitoring technology.