Self-sustainable biomedical devices powered by RF energy: A review

Alkhalaf, Hussein Yahya and Ahmad, Mohd Yazed and Ramiah, Harikrishnan (2022) Self-sustainable biomedical devices powered by RF energy: A review. Sensors, 22 (17). ISSN 1424-8220, DOI https://doi.org/10.3390/s22176371.

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Abstract

Wearable and implantable medical devices (IMDs) have come a long way in the past few decades and have contributed to the development of many personalized health monitoring and therapeutic applications. Sustaining these devices with reliable and long-term power supply is still an ongoing challenge. This review discusses the challenges and milestones in energizing wearable and IMDs using the RF energy harvesting (RFEH) technique. The review highlights the main integrating frontend blocks such as the wearable and implantable antenna design, matching network, and rectifier topologies. The advantages and bottlenecks of adopting RFEH technology in wearable and IMDs are reviewed, along with the system elements and characteristics that enable these devices to operate in an optimized manner. The applications of RFEH in wearable and IMDs medical devices are elaborated in the final section of this review. This article summarizes the recent developments in RFEH, highlights the gaps, and explores future research opportunities.

Item Type: Article
Funders: Ministry of Higher Education of Malaysia (MOHE), Universiti Malaya [FP124-2020] [GPF001A-2019] [GPF067A-2018]
Uncontrolled Keywords: Implantable medical devices; Rectenna; RF energy harvesting; Wearable medical devices; Wireless power transfer
Subjects: T Technology > TK Electrical engineering. Electronics Nuclear engineering
Divisions: Faculty of Engineering
Depositing User: Ms. Juhaida Abd Rahim
Date Deposited: 18 Sep 2023 07:34
Last Modified: 18 Sep 2023 07:34
URI: http://eprints.um.edu.my/id/eprint/41311

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