Phase-Dependent Deep Brain Stimulation: A Review

Neural oscillations are repetitive patterns of neural activity in the central nervous systems. Oscillations of the neurons in different frequency bands are evident in electroencephalograms and local field potential measurements. These oscillations are understood to be one of the key mechanisms for c...

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Main Authors: Lekshmy Sudha Kumari, Abbas Z. Kouzani
Format: Article
Language:English
Published: MDPI AG 2021-03-01
Series:Brain Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3425/11/4/414
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author Lekshmy Sudha Kumari
Abbas Z. Kouzani
author_facet Lekshmy Sudha Kumari
Abbas Z. Kouzani
author_sort Lekshmy Sudha Kumari
collection DOAJ
description Neural oscillations are repetitive patterns of neural activity in the central nervous systems. Oscillations of the neurons in different frequency bands are evident in electroencephalograms and local field potential measurements. These oscillations are understood to be one of the key mechanisms for carrying out normal functioning of the brain. Abnormality in any of these frequency bands of oscillations can lead to impairments in different cognitive and memory functions leading to different pathological conditions of the nervous system. However, the exact role of these neural oscillations in establishing various brain functions is still under investigation. Closed loop deep brain stimulation paradigms with neural oscillations as biomarkers could be used as a mechanism to understand the function of these oscillations. For making use of the neural oscillations as biomarkers to manipulate the frequency band of the oscillation, phase of the oscillation, and stimulation signal are of importance. This paper reviews recent trends in deep brain stimulation systems and their non-invasive counterparts, in the use of phase specific stimulation to manipulate individual neural oscillations. In particular, the paper reviews the methods adopted in different brain stimulation systems and devices for stimulating at a definite phase to further optimize closed loop brain stimulation strategies.
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spelling doaj.art-00f287ee3e0a45c193dac39b679dfb082023-11-21T12:03:28ZengMDPI AGBrain Sciences2076-34252021-03-0111441410.3390/brainsci11040414Phase-Dependent Deep Brain Stimulation: A ReviewLekshmy Sudha Kumari0Abbas Z. Kouzani1School of Engineering, Deakin University, Geelong, VIC 3216, AustraliaSchool of Engineering, Deakin University, Geelong, VIC 3216, AustraliaNeural oscillations are repetitive patterns of neural activity in the central nervous systems. Oscillations of the neurons in different frequency bands are evident in electroencephalograms and local field potential measurements. These oscillations are understood to be one of the key mechanisms for carrying out normal functioning of the brain. Abnormality in any of these frequency bands of oscillations can lead to impairments in different cognitive and memory functions leading to different pathological conditions of the nervous system. However, the exact role of these neural oscillations in establishing various brain functions is still under investigation. Closed loop deep brain stimulation paradigms with neural oscillations as biomarkers could be used as a mechanism to understand the function of these oscillations. For making use of the neural oscillations as biomarkers to manipulate the frequency band of the oscillation, phase of the oscillation, and stimulation signal are of importance. This paper reviews recent trends in deep brain stimulation systems and their non-invasive counterparts, in the use of phase specific stimulation to manipulate individual neural oscillations. In particular, the paper reviews the methods adopted in different brain stimulation systems and devices for stimulating at a definite phase to further optimize closed loop brain stimulation strategies.https://www.mdpi.com/2076-3425/11/4/414brain stimulationphase-specific brain stimulationneural oscillations
spellingShingle Lekshmy Sudha Kumari
Abbas Z. Kouzani
Phase-Dependent Deep Brain Stimulation: A Review
Brain Sciences
brain stimulation
phase-specific brain stimulation
neural oscillations
title Phase-Dependent Deep Brain Stimulation: A Review
title_full Phase-Dependent Deep Brain Stimulation: A Review
title_fullStr Phase-Dependent Deep Brain Stimulation: A Review
title_full_unstemmed Phase-Dependent Deep Brain Stimulation: A Review
title_short Phase-Dependent Deep Brain Stimulation: A Review
title_sort phase dependent deep brain stimulation a review
topic brain stimulation
phase-specific brain stimulation
neural oscillations
url https://www.mdpi.com/2076-3425/11/4/414
work_keys_str_mv AT lekshmysudhakumari phasedependentdeepbrainstimulationareview
AT abbaszkouzani phasedependentdeepbrainstimulationareview