TMS Laboratory
Institution
|
Location
|
PI
|
Interests
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Institute of cognitive neuroscience
http://www.icn.ucl.ac.uk/groups/VW/
|
ICN, UCL, UK
|
Dr. Vincent Walsh
|
Arithmetic
Learning
Speech production
Vision, Modularity
Vision, Motion
|
Laboratory for Magnetic Brain stimulation
http://www.researchmatters.harvard.edu/people.php?people_id=208
|
Beth Israel Deaconess Medial center, Harvard Medical school, Boston, MA, USA
|
Dr. A. Pascual-Leone
|
Vision
language
Attention
depression
|
MRC Human Movement and Balance UnitInstitute of Neurology
http://www.icn.ucl.ac.uk/members/Rothw74/
|
ICN, UCL, UK
|
Dr. John Rothwell
|
Motor control
|
Human cortical physiology unit
http://www.musc.edu/tmsmirror/news/tmspod.html
|
NIH, Maryland, USA
|
Mark Hallett & Leonardo G. Cohen
|
Brain plasticity, motor, vision
|
Departments of Psychiatry, Radiology, and Neurology
http://www.musc.edu/tmsmirror/fMRI/TMS-fMRI.html
|
Medical University South Carolina, USA
|
Dr. Mark George
|
Depression, mapping, imaging
|
Cognitive Neuropsychology Laboratory
http://www.wjh.harvard.edu/~caram/
|
Harvard University
|
Dr. Alfonso Caramazza
|
Language
|
Psychiatric Neuroimaging Group
Pni.unibe.ch/TMS.htm
|
University of Bern, Switzerland
|
Thomas E. Schlaepfer, M.D.
|
Psychiatry
|
Department of Radiology
http://www.musc.edu/neuroscienceinstitute/
|
Medical University South Carolina, USA
|
Daryl Bohning
|
TMS +fMRI
|
Tuesday, March 5, 2013
TMS 由於大腦中的神經是藉由電流來傳遞訊息,穿顱磁刺激就藉助這個特性,利用電流流經TMS的銅線圈,會先轉變成磁能,這個強大且快速變化的磁場穿透過皮膚及頭骨,直接對腦中特定區域發出強力但短暫的磁性脈衝,在人腦的神經線路上引發微量的電流。雖然電磁場的強度可高達1.5特士拉(tesla,為磁通量密度單位)磁場強度的磁脈衝,是地球磁場的三萬倍,但每個脈衝只持續不到幾毫秒,沒有攜帶多少能量。加上磁場強度會隨著距離增加而快速下降,因此只能穿越2-3公分的大腦外層皮質。當準確定位的磁場抵達時,會引發附近神經元產生小幅的電流,興奮了腦中的特定目標區域。
由於大腦中的神經是藉由電流來傳遞訊息,穿顱磁刺激就藉助這個特性,利用電流流經TMS的銅線圈,會先轉變成磁能,這個強大且快速變化的磁場穿透過皮膚及頭骨,直接對腦中特定區域發出強力但短暫的磁性脈衝,在人腦的神經線路上引發微量的電流。雖然電磁場的強度可高達1.5特士拉(tesla,為磁通量密度單位)磁場強度的磁脈衝,是地球磁場的三萬倍,但每個脈衝只持續不到幾毫秒,沒有攜帶多少能量。加上磁場強度會隨著距離增加而快速下降,因此只能穿越2-3公分的大腦外層皮質。當準確定位的磁場抵達時,會引發附近神經元產生小幅的電流,興奮了腦中的特定目標區域。
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