Periodic Artifact Removal With Applications to Deep Brain Stimulation

Deep brain stimulation (DBS) therapies have shown clinical success in the treatment of a number of neurological illnesses, including obsessive-compulsive disorder, epilepsy, and Parkinson’s disease. An emerging strategy for increasing the efficacy of DBS therapies is to develop closed-loo...

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Main Authors: Paula Chen, Taewoo Kim, Evan Dastin-van Rijn, Nicole R. Provenza, Sameer A. Sheth, Wayne K. Goodman, David A. Borton, Matthew T. Harrison, Jerome Darbon
Format: Article
Language:English
Published: IEEE 2022-01-01
Series:IEEE Transactions on Neural Systems and Rehabilitation Engineering
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9895166/
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author Paula Chen
Taewoo Kim
Evan Dastin-van Rijn
Nicole R. Provenza
Sameer A. Sheth
Wayne K. Goodman
David A. Borton
Matthew T. Harrison
Jerome Darbon
author_facet Paula Chen
Taewoo Kim
Evan Dastin-van Rijn
Nicole R. Provenza
Sameer A. Sheth
Wayne K. Goodman
David A. Borton
Matthew T. Harrison
Jerome Darbon
author_sort Paula Chen
collection DOAJ
description Deep brain stimulation (DBS) therapies have shown clinical success in the treatment of a number of neurological illnesses, including obsessive-compulsive disorder, epilepsy, and Parkinson’s disease. An emerging strategy for increasing the efficacy of DBS therapies is to develop closed-loop, adaptive DBS systems that can sense biomarkers associated with particular symptoms and in response, adjust DBS parameters in real-time. The development of such systems requires extensive analysis of the underlying neural signals while DBS is on, so that candidate biomarkers can be identified and the effects of varying the DBS parameters can be better understood. However, DBS creates high amplitude, high frequency stimulation artifacts that prevent the underlying neural signals and thus the biological mechanisms underlying DBS from being analyzed. Additionally, DBS devices often require low sampling rates, which alias the artifact frequency, and rely on wireless data transmission methods that can create signal recordings with missing data of unknown length. Thus, traditional artifact removal methods cannot be applied to this setting. We present a novel periodic artifact removal algorithm for DBS applications that can accurately remove stimulation artifacts in the presence of missing data and in some cases where the stimulation frequency exceeds the Nyquist frequency. The numerical examples suggest that, if implemented on dedicated hardware, this algorithm has the potential to be used in embedded closed-loop DBS therapies to remove DBS stimulation artifacts and hence, to aid in the discovery of candidate biomarkers in real-time. Code for our proposed algorithm is publicly available on Github.
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spelling doaj.art-6c244de7f2d64e9fb1612a2ca415e92b2023-06-13T20:09:20ZengIEEEIEEE Transactions on Neural Systems and Rehabilitation Engineering1558-02102022-01-01302692269910.1109/TNSRE.2022.32054539895166Periodic Artifact Removal With Applications to Deep Brain StimulationPaula Chen0https://orcid.org/0000-0003-0439-9330Taewoo Kim1Evan Dastin-van Rijn2Nicole R. Provenza3https://orcid.org/0000-0002-6952-5417Sameer A. Sheth4Wayne K. Goodman5David A. Borton6Matthew T. Harrison7Jerome Darbon8https://orcid.org/0000-0003-0483-7919Division of Applied Mathematics, Brown University, Providence, RI, USADivision of Applied Mathematics, Brown University, Providence, RI, USADepartment of Biomedical Engineering, University of Minnesota, Minneapolis, MN, USADepartment of Neurosurgery, Baylor College of Medicine, Houston, TX, USADepartment of Neurosurgery, Baylor College of Medicine, Houston, TX, USAMenninger Department of Psychiatry and Behavioral Sciences, Baylor College of Medicine, Houston, TX, USASchool of Engineering, Carney Institute for Brain Science, Brown University, Providence, RI, USADivision of Applied Mathematics, Brown University, Providence, RI, USADivision of Applied Mathematics, Brown University, Providence, RI, USADeep brain stimulation (DBS) therapies have shown clinical success in the treatment of a number of neurological illnesses, including obsessive-compulsive disorder, epilepsy, and Parkinson’s disease. An emerging strategy for increasing the efficacy of DBS therapies is to develop closed-loop, adaptive DBS systems that can sense biomarkers associated with particular symptoms and in response, adjust DBS parameters in real-time. The development of such systems requires extensive analysis of the underlying neural signals while DBS is on, so that candidate biomarkers can be identified and the effects of varying the DBS parameters can be better understood. However, DBS creates high amplitude, high frequency stimulation artifacts that prevent the underlying neural signals and thus the biological mechanisms underlying DBS from being analyzed. Additionally, DBS devices often require low sampling rates, which alias the artifact frequency, and rely on wireless data transmission methods that can create signal recordings with missing data of unknown length. Thus, traditional artifact removal methods cannot be applied to this setting. We present a novel periodic artifact removal algorithm for DBS applications that can accurately remove stimulation artifacts in the presence of missing data and in some cases where the stimulation frequency exceeds the Nyquist frequency. The numerical examples suggest that, if implemented on dedicated hardware, this algorithm has the potential to be used in embedded closed-loop DBS therapies to remove DBS stimulation artifacts and hence, to aid in the discovery of candidate biomarkers in real-time. Code for our proposed algorithm is publicly available on Github.https://ieeexplore.ieee.org/document/9895166/Deep brain stimulationoptimizationonline periodic artifact removal algorithms
spellingShingle Paula Chen
Taewoo Kim
Evan Dastin-van Rijn
Nicole R. Provenza
Sameer A. Sheth
Wayne K. Goodman
David A. Borton
Matthew T. Harrison
Jerome Darbon
Periodic Artifact Removal With Applications to Deep Brain Stimulation
IEEE Transactions on Neural Systems and Rehabilitation Engineering
Deep brain stimulation
optimization
online periodic artifact removal algorithms
title Periodic Artifact Removal With Applications to Deep Brain Stimulation
title_full Periodic Artifact Removal With Applications to Deep Brain Stimulation
title_fullStr Periodic Artifact Removal With Applications to Deep Brain Stimulation
title_full_unstemmed Periodic Artifact Removal With Applications to Deep Brain Stimulation
title_short Periodic Artifact Removal With Applications to Deep Brain Stimulation
title_sort periodic artifact removal with applications to deep brain stimulation
topic Deep brain stimulation
optimization
online periodic artifact removal algorithms
url https://ieeexplore.ieee.org/document/9895166/
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