نتایج جستجو برای: cranial direct current stimulation

تعداد نتایج: 1399255  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1390

in current study, 63 samples of bat populations collected from differ regions were used for evaluating the geographic variations. twenty cranial and dental characters for traditional morphometric and landmarks method on the ventral, dorsal skull and mandible for geometry morphometric studies were used. statistical analyses of traditional morphometric and geometry morphometric data indicated low...

Journal: :Journal of neuroscience methods 2013
Berkan Guleyupoglu Pedro Schestatsky Dylan Edwards Felipe Fregni Marom Bikson

Transcranial Electrical Stimulation (tES) encompasses all methods of non-invasive current application to the brain used in research and clinical practice. We present the first comprehensive and technical review, explaining the evolution of tES in both terminology and dosage over the past 100 years of research to present day. Current transcranial Pulsed Current Stimulation (tPCS) approaches such...

Journal: :Brain stimulation 2012
Marom Bikson Abhishek Datta

Guidelines for precise and accurate computational models of tDCS To the Editor: During transcranial electrical stimulation, including trans-cranial direct current stimulation (tDCS), current is induced in the brain. Because different electrode montages result in distinct brain current flow, researchers and clinicians can adjust montage to target or avoid specific brain regions in an application...

Journal: :Epilepsia 2006
David Liebetanz Florian Klinker Diana Hering Reinhard Koch Michael A Nitsche Heidrun Potschka Wolfgang Löscher Walter Paulus Frithjof Tergau

PURPOSE Weak direct currents induce lasting alterations of cortical excitability in animals and humans, which are controlled by polarity, duration of stimulation, and current strength applied. To evaluate its anticonvulsant potential, transcranial direct current stimulation (tDCS) was tested in a modified cortical ramp-stimulation model of focal epilepsy. METHODS The threshold for localized s...

Journal: :Neuroreport 2008
Suk Hoon Ohn Chang-Il Park Woo-Kyoung Yoo Myoung-Hwan Ko Kyung Pil Choi Gyeong-Moon Kim Yong Taek Lee Yun-Hee Kim

The time-dependent effect of transcranial direct current stimulation (tDCS) on working memory was investigated by applying anodal stimulation over the left prefrontal cortex. This single-blind, sham-controlled crossover study recruited 15 healthy participants. A three-back verbal working-memory task was performed before, during, and 30 min after 1 mA anodal or sham tDCS. Anodal tDCS, compared w...

2015
Anita Jwa

Among currently available technologies, transcranial direct current stimulation (tDCS) is one of the most promising neuroenhancements because it is relatively effective, safe, and affordable. Recently, lay people have begun to build-or purchase-the tDCS device to use it at home for treatment or as a cognitive enhancer. The tDCS device is currently not covered by the existing regulatory framewor...

Journal: :Social cognitive and affective neuroscience 2015
Claudia Civai Carlo Miniussi Raffaella I Rumiati

Neural correlates of unfairness perception depend on who is the target of the unfair treatment. These previous findings suggest that the activation of medial prefrontal cortex (MPFC) is related to unfairness perception only when the subject of the measurement is also the person affected by the unfair treatment. We aim at demonstrating the specificity of MPFC involvement using transcranial direc...

2015
Sharon Zmigrod Lorenza S. Colzato Bernhard Hommel

Stimulating Creativity: Modulation of Convergent and Divergent Thinking by Transcranial Direct Current Stimulation (tDCS) Sharon Zmigrod, Lorenza S. Colzato & Bernhard Hommel To cite this article: Sharon Zmigrod, Lorenza S. Colzato & Bernhard Hommel (2015) Stimulating Creativity: Modulation of Convergent and Divergent Thinking by Transcranial Direct Current Stimulation (tDCS), Creativity Resear...

Journal: :Neuropsychologia 2012
B A Coffman M C Trumbo R A Flores C M Garcia A J van der Merwe E M Wassermann M P Weisend V P Clark

We have previously found that transcranial direct current stimulation (tDCS) over right inferior frontal cortex (RIFC) enhances performance during learning of a difficult visual target detection task (Clark et al., 2012). In order to examine the cognitive mechanisms of tDCS that lead to enhanced performance, here we analyzed its differential effects on responses to stimuli that varied by repeti...

Journal: :The Neuroscientist : a review journal bringing neurobiology, neurology and psychiatry 2010
Soroush Zaghi Mariana Acar Brittney Hultgren Paulo S Boggio Felipe Fregni

Transcranial stimulation with weak direct current (DC) has been valuable in exploring the effect of cortical modulation on various neural networks. Less attention has been given, however, to cranial stimulation with low-intensity alternating current (AC). Reviewing and discussing these methods simultaneously with special attention to what is known about their mechanisms of action may provide ne...

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