Name: functional mapping with simultaneous meg and eeg
Uploaded: 2010-06-14T19:00:00
Description: Watch this Scientific Journal Video about Functional Mapping with Simultaneous MEG and EEG at JoVE.com

1。检查系统调整和数据质量<ol><li>梅格系统的检查调整。使用调整和噪声的测量与梅格系统提供的软件来检查的，所有通道都适当的调整和的平均噪音水平低于3英尺/厘米3英尺或平面梯度仪和磁强计的MEG渠道，分别。 </li><li>收集空房间数据段。收购主体的屏蔽室的质量保证和噪声估计为5分钟无效的数据。 </li></ol> 2。成立了刺激和数据采集参数。 <ol><li>成立体感，听觉和视?...

<ol>
	<li>H&#228;m&#228;l&#228;inen, M., Hari, R., Ilmoniemi, R., Knuutila, J., Lounasmaa, O. V. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Magnetoencephalography+-+theory,+instrumentation,+and+applications+to+noninvasive+studies+of+the+working+human+brain.">Magnetoencephalography - theory, instrumentation, and applications to noninvasive studies of the working human brain.</a> Reviews of Modern Physics. 65, 413-497 (1993).</li><li>H&#228;m&#228;l&#228;inen, M., Hari, R., Toga, A. W., Mazziotta, J. C. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=.">.</a> Brain Mapping, The Methods. , 227-253 (2002).</li><li>Sharon, D., H&#228;m&#228;l&#228;inen, M., Tootell, R. B., Halgren, E., Belliveau, J. W. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=The+advantage+of+combining+MEG+and+EEG:+Comparison+to+fMRI+in+focally+stimulated+visual+cortex.">The advantage of combining MEG and EEG: Comparison to fMRI in focally stimulated visual cortex.</a> Neuroimage. 36, 1225-1235 (2007).</li><li>M&#228;kel&#228;, J. <a target="_blank" href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed&cmd=Search&doptcmdl=Citation&defaultField=Title+Word&term=Three-dimensional+integration+of+brain+anatomy+and+function+to+facilitate+intraoperative+navigation+around+the+sensorimotor+strip.">Three-dimensional integration of brain anatomy and function to facilitate intraoperative navigation around the sensorimotor strip.</a> Human Brain Mapping. 12, 180-192 (2001).</li></ol>

脑磁图（MEG）和脑电图（EEG）是唯一的非侵入性的方法来记录一个良好的时间分辨率大脑的活动。梅格特别适合于研究皮质活动。本文演示确定处理简单的感官刺激大脑活动相结合的MEG / EEG数据采集和分析。这些类型的实验是用在基础神经科学和临床研究。如果激活大脑是焦距，电流偶极子模型和活动的地点，可确定一个约5毫米的精度。在更复杂的情况下，cortically约束的源估计可以揭示激活的?...

functional mapping with simultaneous meg and eeg

我们利用脑磁图（MEG）和脑电图（EEG）来定位和确定在参与处理简单的感官刺激的大脑区域的时间演化。我们将使用体感刺激，找到手的体感区，听觉刺激听觉皮层，视觉刺激定位在四个象限的视野找到早期的视觉区域。这些类型的实验是用于映射在癫痫和脑肿瘤患者功能定位雄辩皮层。类似的实验方案，在基础神经科学的研究大脑皮层的活动编排。收购协议包括质量保证程序，受编制合并脑磁图/脑电图研究，和收购的体感，听觉和视觉刺激诱发的反应数据。我们也证明使用等效电流偶极子模型和cortically约束最小范数的估计数据分析。受聘于解剖磁共振成像数据分析的可视化和组织界限的边界正向建模和皮质的位置和方向的约束规范的最低估计派生。

Watch this Scientific Journal Video about Functional Mapping with Simultaneous MEG and EEG at JoVE.com

Functional Mapping with Simultaneous MEG and EEG

我们利用脑磁图（MEG）和脑电图（EEG）地图在处理简单的感官刺激所涉及的脑区。

同时脑磁图和脑电图的功能映射

We use magnetoencephalography (MEG) and electroencephalography (EEG) to locate and determine the temporal evolution in brain areas involved in the ...

Research

JoVE Journal

Neuroscience

Combining Computer Game-Based Behavioural Experiments With High-Density EEG and Infrared Gaze Tracking

结合电玩与高密度的脑电图和红外视线跟踪基于行为的实验

Experimental paradigms are valuable insofar as the timing and other parameters of their stimuli are well specified and controlled, and insofar as they ...

科研

神经科学

Single Cell Measurement of Dopamine Release with Simultaneous Voltage-clamp and Amperometry

单细胞的多巴胺释放，同时电压钳和电流分析法测量

After its release into the synaptic cleft, dopamine exerts its biological properties via its pre- and post-synaptic targets1. The dopamine signal is ...

Recording Human Electrocorticographic (ECoG) Signals for Neuroscientific Research and Real-time Functional Cortical Mapping

Recording Human Electrocorticographic ECoG Signals for Neuroscientific Research and Real-time Functional Cortical Mapping

神经科学的研究和实时功能皮层映射记录人力Electrocorticographic（ECOG）信号

Neuroimaging studies of human cognitive, sensory, and motor processes are usually based on noninvasive techniques such as electroencephalography (EEG), ...

Mapping Cortical Dynamics Using Simultaneous MEG/EEG and Anatomically-constrained Minimum-norm Estimates: an Auditory Attention Example

同时MEG / EEG和解剖约束的最小模估计皮质动态映射：听觉注意示例

Magneto- and electroencephalography (MEG/EEG) are neuroimaging techniques that provide a high temporal resolution particularly suitable to investigate the ...

Functional Interrogation of Adult Hypothalamic Neurogenesis with Focal Radiological Inhibition

成人下丘脑神经发生局灶性放射性抑制功能审讯

The functional characterization of adult-born neurons remains a significant challenge. Approaches to inhibit adult neurogenesis via invasive viral ...

Functional Imaging of Auditory Cortex in Adult Cats using High-field fMRI

听觉皮层在成年猫用高场磁共振成像功能成像

Current knowledge of sensory processing in the mammalian auditory system is mainly derived from electrophysiological studies in a variety of animal ...

Deep Brain Stimulation with Simultaneous fMRI in Rodents

深部脑刺激与同步功能磁共振成像在鼠害

In order to visualize the global and downstream neuronal responses to deep brain stimulation (DBS) at various targets, we have developed a protocol for ...

Simultaneous ex vivo Functional Testing of Two Retinas by in vivo Electroretinogram System

Simultaneous ex vivo Functional Testing of Two Retinas by in vivo Electroretinogram System

同时<em&gt;体外</em两个由视网膜&gt;功能测试<em&gt;在体内</em&gt;电图系统

An In vivo electroretinogram (ERG) signal is composed of several overlapping components originating from different retinal cell types, as well as noise ...

Non-restraining EEG Radiotelemetry: Epidural and Deep Intracerebral Stereotaxic EEG Electrode Placement

非约束脑电遥测：硬膜外和脑深部脑电立体定位放置电极

Implantable EEG radiotelemetry is of central relevance in the neurological characterization of transgenic mouse models of neuropsychiatric and ...

Analyzing Neural Activity and Connectivity Using Intracranial EEG Data with SPM Software

利用 SPM 软件分析颅内脑电图数据的神经活动和连接性

Measuring neural activity and connectivity associated with cognitive functions at high spatial and temporal resolutions is an important goal in cognitive ...