搜索结果: 1-15 共查到“医学 EEG”相关记录27条 . 查询时间(0.031 秒)
广州生物岛实验室杨小枫教授团队应用大鼠急性局灶性癫痫模型，采用头皮脑电图-功能磁共振成像（EEG-fMRI）同步记录技术，发现癫痫发作引起的血氧水平依赖（BOLD）信号和癫痫发作起始区存在空间高度一致性。此外，随着癫痫发作不断扩散， BOLD信号与癫痫发作传播网络也存在空间一致性。该研究结果表明，EEG-fMRI同步记录技术，有望成为一种无创定位癫痫发作起始区、绘制致痫网络的重要工具。目前该原创性...
Neural Markers of Performance States in an Olympic Athlete:An EEG Case Study in Air-Pistol Shooting
MAP model EEG ERD/ERS shooting elite performance
2016/7/7
This study focused on identifying the neural markers underlying optimal and suboptimal performance experiences of an elite air-pistol shooter, based on the tenets of the multi-action plan (MAP) model....
Changes in EEG During Graded Exercise on a Recumbent Cycle Ergometer
Exercise EEG brain activity
2015/4/17
Previous studies have shown changes in brain activity as a result of exercise; however, few studies have examined changes during exercise. The purpose of this study was to examine brain activity durin...
对比低频振幅(ALFF)分析技术与脑电联合功能磁共振成像(EEG-fMRI)技术对局灶性癫痫活动检测的能力,评估ALFF分析技术在局灶性癫痫活动定位中的应用价值。方法 纳入24例有明确病理灶存在的局灶性癫痫患者,分别利用GE 1.5T MRI仪(17例)及Siemens 3.0T MRI仪(7例)行同步EEG-fMRI数据采集。以广义线性模型(GLM)方法对间期痫样发放(IEDs)相关fMRI活动...
Effects of Monotonous Auditory Stimulation on the Human EEG
Human EEG Monotonous Auditory Stimulation Music Frequency Bands Cortical Micropotentials
2013/1/30
Monotony is the result of continuous predictive or repetitive stimulations and can be considered a functional state of the central nervous system, a state characterized by lowered cerebral activity. T...
Accuracy of Combined EEG Parameters in Prediction the Depth of Anesthesia
Electroencephalography Depth Anesthesia
2015/9/28
Background: The importance of proper qualitative evaluation of EEG parameters during surgery has been recognized since many years. Although none of the characteristics based on the frequency, entropy,...
A Preliminary Study on Early Diagnosis for Dementia Using EEG Topography during Sternberg Task
working memory sternberg task EEG topography theta band
2009/8/24
Our goal is to establish an early diagnostic method for dementia by electroencephalography (EEG) usinga working memory task (Sternberg task). We studied four dementia patients and eighteen healthy sub...
Visual evoked responses and EEG's of 16 divers breathing air at 7 ATA
human electrophysiological
2009/7/20
This study is an assessment of individual differences in electrophysiological response under diving conditions normally conducive to nitrogen narcosis. A group of 16 men made two dives each to approxi...
Visual evoked responses,EEG's and reaction time during a normoxic saturation dive,NISAT I
nitrogen human Electroencephalography
2009/7/20
Three Navy divers were exposed to a normoxic breathing mixture at 7.0 ATA for seven consecutive days. Visual evoked responses (VER's), electroencephalograms (EEG's) and simple reaction time (RT) were ...
Effect of high pressure on EEG burst suppression dose of thiopental in rats
drug thiopental animal rat Electroencephalography heliox
2009/7/16
The anesthetic induction dose of thiopental in rats was studied at 1 ATA air, 1 ATA helium-oxygen (He-O2), 4 ATA air, and at 4 ATA air plus 67 ATA helium (71 ATA). The compression rate was 0.3 ATA/min...
EEG and evoked potential changes during gas- and liquid-breathing dives to 1000 msw
compression high pressure nervous syndrome neurological symptoms liquid breathing oxygenated fluorocarbon liquid
2009/7/15
To test the hypothesis that compression in helium gas and compression without gas (hydrostatic compression) both produce the same neurological symptoms of high pressure nervous syndrome (HPNS), groups...
Use of EEG digital filtering and display for HPNS diagnosis
decompression human high pressure nervous syndrome
2009/7/14
Divers show symptoms of a condition known as the high pressure nervous syndrome (HPNS) at depths greater than about 180 m. A symptom that possibly lends itself to an objective diagnosis is a change in...
Effect of 2-aminophosphonoheptanoic acid on the EEG of rats exposed to high pressure
neurological rat animal
2009/7/14
Excitatory amino acid neurotransmission may be involved in the tremor component of the high pressure neurological syndrome (HPNS). 2-Amino-7-phosphonoheptanoic acid (2-APH) is a novel antagonist of ex...
Sodium valproate interactions with the HPNS: EEG and behavioral observations
animal baboon model hyperbaric chamber high pressure nervous syndrome
2009/7/9
A new baboon model was used to investigate the therapuetic effect of sodium valproate on the high pressure neurologic syndrome (HPNS). A hyperbaric chamber was used to achieve environmental pressures ...
Clinical Features,EEG Findings and Outcome in Patients with Bilateral Periventricular Nodular Heterotopia and Epilepsy
Nodular heterotopia periventricular heterotopia subependymal heterotopia epilepsy EEG MRI prognosis
2009/6/17
Aim:To review the clinical,electrophysiological and neuroimaging data of eight adult patients (4F/4M) with epilepsy and bilateral periventricular nodular heterotopia (PNH) after a long duration of fol...