A chronic implantable EMG recording system with wireless power and data transfer

Marshal Dian Sheng Wong, Kian Ann Ng, Sudip Nag, Rangarajan Jegadeesan, Khay Wai Leong, Li Jing Ong, Astrid Rusly, Monzurul Alam, Gil Gerald Lasam Gammad, Chne Wuen Tsai, Shih Chiang Liu, Kai Voges, Nitish V. Thakor, Amitabha Lahiri, Camilo Libedinsky, Yong Ping Xu, Shih Cheng Yen

Research output: Chapter in book / Conference proceedingConference article published in proceeding or bookAcademic researchpeer-review

3 Citations (Scopus)

Abstract

This paper presents an implantable, wireless, 2-channel electromyography (EMG) recording system that was successfully tested in a chronic experiment in a rodent for up to three months. The system comprises of an implanted device and an external reader module. The implanted device is a multi-channel neural amplifier chip coupled with inductive power and data transfer electronics. The external reader module consists of a transcutaneous power supply, EMG data recovery circuitry, and a USB to computer interface for display and storage purposes. Stainless steel EMG electrodes were connected to the implanted device, and the device was then encapsulated using biocompatible FDA compliant silicone. Chronic recordings in a rodent across a three-month period validated this system's ability to acquire EMG signals (at sample rates of 20 kSPS/channel) in in-vivo conditions. This wireless device can be incorporated into a wireless proximal muscle/neural recording and distal muscle stimulation neuroprosthesis to address peripheral nerve injuries.

Original languageEnglish
Title of host publication2017 IEEE Biomedical Circuits and Systems Conference, BioCAS 2017 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1-4
Number of pages4
ISBN (Electronic)9781509058037
DOIs
Publication statusPublished - 23 Mar 2018
Event2017 IEEE Biomedical Circuits and Systems Conference, BioCAS 2017 - Torino, Italy
Duration: 19 Oct 201721 Oct 2017

Publication series

Name2017 IEEE Biomedical Circuits and Systems Conference, BioCAS 2017 - Proceedings
Volume2018-January

Conference

Conference2017 IEEE Biomedical Circuits and Systems Conference, BioCAS 2017
Country/TerritoryItaly
CityTorino
Period19/10/1721/10/17

Keywords

  • dual band
  • EMG recording
  • implantable devices
  • telemetry
  • Wireless power

ASJC Scopus subject areas

  • Biomedical Engineering
  • Electrical and Electronic Engineering
  • Instrumentation

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