Filters








6 Hits in 7.9 sec

Stimulation Artifact Source Separation (SASS) for assessing electric brain oscillations during transcranial alternating current stimulation (tACS) [article]

David Haslacher, Khaled Nasr, Stephen E. Robinson, Christoph Braun, Surjo Soekadar
2020 bioRxiv   pre-print
Recent advances in neurotechnology provide means to non-invasively target these oscillations using amplitude-modulated transcranial alternating current stimulation (AM-tACS).  ...  Here, we introduce a realtime compatible artifact rejection algorithm (Stimulation Artifact Source Separation, SASS) that overcomes this limitation.  ...  transcranial alternating current 312 stimulation (AM-tACS) using Stimulation Artifact Source Separation (SASS) in a representative 313 participant.  ... 
doi:10.1101/2020.04.03.023192 fatcat:mva7tyh25vaa7d5j4nycupgwqq

A set of electroencephalographic (EEG) data recorded during amplitude-modulated transcranial alternating current stimulation (AM-tACS) targeting 10-Hz steady-state visually evoked potentials (SSVEP)

David Haslacher, Khaled Nasr, Stephen E. Robinson, Christoph Braun, Surjo R. Soekadar
2021 Data in Brief  
Transcranial alternating current stimulation (tACS) can affect perception, learning and cognition, but the underlying mechanisms are not well understood.  ...  A promising strategy to elucidate these mechanisms aims at applying tACS while electric or magnetic brain oscillations targeted by stimulation are recorded.  ...  Stimulation artifact source separation (SASS) for assessing electric brain oscillations during transcranial alternating current stimulation (tACS).  ... 
doi:10.1016/j.dib.2021.107011 pmid:33948453 pmcid:PMC8080469 fatcat:6eqbgi2ytva5tk2ttqc525phve

In-vivo phase-dependent enhancement and suppression of brain oscillations by transcranial alternating current stimulation (tACS) [article]

David Haslacher, Asmita Narang, Alessia Cavallo, Khaled Nasr, Emiliano Santarnecchi, Surjo Soekadar
2022 bioRxiv   pre-print
Using stimulation artifact source separation (SASS), a real-time compatible artifact suppression approach, we overcame this limitation and provide direct evidence for millisecond-by-millisecond phase-dependent  ...  Transcranial alternating current stimulation (tACS) can influence human perception and behavior, with recent evidence also suggesting its potential impact in clinical settings, but the underlying mechanisms  ...  For data recorded in the presence of AM-tACS, stimulation artifact source separation (SASS) was applied to remove the stimulation artifact (45) .  ... 
doi:10.1101/2022.02.28.482226 fatcat:fmm53r5epvfdlirn5ailyenzrm

Improving the Effect of Transcranial Alternating Current Stimulation (tACS): A Systematic Review

Linyan Wu, Tian Liu, Jue Wang
2021 Frontiers in Human Neuroscience  
With the development of electrical stimulation technology, traditional transcranial alternating current stimulation (tACS) technology has been found to have the drawback of not targeting a specific area  ...  Studies have shown that optimizing the number and position of electrodes during electrical stimulation has a very good effect on enhancing brain stimulation accuracy.  ...  At present, transcranial alternating current stimulation (tACS) as a method to regulate intrinsic nerve concussion by applying a weak alternating electric field has attracted increasing attention (Dayan  ... 
doi:10.3389/fnhum.2021.652393 pmid:34163340 pmcid:PMC8215166 fatcat:j5icaehxtvdfraokgqtb5yix7u

A set of electroencephalographic (EEG) data recorded during amplitude-modulated transcranial alternating current stimulation (AM-tACS) targeting 10-Hz steady-state visually evoked potentials (SSVEP)

David Haslacher, Khaled Nasr, Stephen E. Robinson, Christoph Braun, Surjo R. Soekadar, Universitätsbibliothek Der FU Berlin
2021
Transcranial alternating current stimulation (tACS) can affect perception, learning and cognition, but the underlying mechanisms are not well understood.  ...  However, reconstructing brain oscillations targeted by tACS remains a challenging problem due to stimulation artifacts.  ...  Stimulation artifact source separation (SASS) for assessing electric brain oscillations during transcranial alternating current stimulation (tACS).  ... 
doi:10.17169/refubium-31971 fatcat:jt5bylx63vcgjfl4n32izx57bm

Abstracts

2013 Cerebrovascular Diseases  
TCS reliably and safely displays deep brain stimulation electrodes in patients with movement disorders and allows postoperative monitoring of electrode location.  ...  The intima-media thickness (IMT) as measured by ultrasonography of carotid arteries is an acknowledged non-invasive method for assessing the impact of vascular risk factors and the progression of cardiovascular  ...  Object: Sonothrombolysis (ST) has recently been considered an emerging modality for the treatment of stroke.  ... 
doi:10.1159/000351748 pmid:23712294 fatcat:kuw65edukrgkfdsnvwgsbj2r4m