sub-13_ses-eegT1_task-rest_acq-TMSleftPar_events.json 3.8 KB

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  1. {
  2. "onset" : {
  3. "LongName" : "onset of the stimulus i.e. the TMS pulse recorded on the EEG trace as a trigger (S 16).",
  4. "Units" : "seconds (s) from the beginning of the recording"
  5. },
  6. "duration" : {
  7. "LongName" : "duration of the trigger",
  8. "Units" : "seconds (s)"
  9. },
  10. "sample" : {
  11. "LongName" : "onset of the stimulus in units of time. In other words, onset in seconds multiplied by the sampling rate (5000Hz)",
  12. "Units" : "No unit of measure. Starts at 1"
  13. },
  14. "type" : {
  15. "LongName" : "type of stimulus. Except for the first event that usually is <New segment> (an automatic trigger for the begninning of the record), all the others should be <Biphasic TMS pulse> indicating a TMS pulse"
  16. },
  17. "value" : {
  18. "LongName" : "trigger code. Except for <New segment> it should always be S 16"
  19. },
  20. "NIBS_HardwareSoftware" : {
  21. "Type" : "TMS",
  22. "Subtype" : "spTMS",
  23. "Description" : "single pulse TMS",
  24. "Manufacturer" : "Magstim, Whitland, UK",
  25. "DeviceModelName" : "Magstim Super Rapid^2",
  26. "DeviceSerialNumber" : "S/N: 2423 REF: 3012-00 2018-09-27",
  27. "CoilSpec" : {
  28. "CoilType" : "figure-of-eight",
  29. "CoilWingDiameter" : {
  30. "Value" : "70",
  31. "Unit" : "mm"
  32. },
  33. "CoilModelName" : "Double 70mm Alpha Coil",
  34. "CoilSerialNumber" : "n/a"
  35. },
  36. "DeviceFirmware" : "n/a",
  37. "StimulationIntensity" : {
  38. "Value" : "100",
  39. "Unit" : "% rMT",
  40. "UnitLongName" : "percentage of resting motor threshold"
  41. },
  42. "MotorThreshold" : {
  43. "Type" : "resting - (rMT)",
  44. "Value" : "65",
  45. "Unit" : "% MSO",
  46. "UnitLongName" : "percentage of maximum stimulator output",
  47. "Target" : "right first dorsal interosseus (rFDI)"
  48. },
  49. "SoftwareSpecification" : {
  50. "ChargeDelay" : "NaN"
  51. },
  52. "AuditoryMasking" : "earplugs",
  53. "PulseSpec" : {
  54. "Waveform" : "biphasic",
  55. "PulseWitdh" : {
  56. "Value" : "NaN",
  57. "Unit" : "microseconds",
  58. "PrimaryEFieldDirection" : "A/P",
  59. "SecondaryEFieldDirection" : "P/A"
  60. }
  61. },
  62. "ProtocolAdditionalInfo" : "n/a",
  63. "InterStimulusInterval" : {
  64. "Interval" : "[2 10]",
  65. "Unit" : "s",
  66. "Mode" : "random"
  67. },
  68. "PulsesNumber" : "120"
  69. },
  70. "NIBS_Procedure" : {
  71. "StimulationProcedure" : "Four nodes of the DMN extracted from functional maps (see MRI session) were stimulated: left and right dorsolateral prefrontal cortex (DLPFC) and left and right inferior parietal lobule (IPL). The coordinates (stored in [the events.tsv ) of the point of local maxima in each node andthe structural MRI images (see MRI session) were input to the SofTaxic Neuronavigation [system (E.M.S. , Bologna, Italy) to guide an accurate and consistent positioning of the TMS coil. The order of stimulation target was randomized across participants. On each site, 120 biphasic TMS pulses were delivered with an inter-stimulus interval of 2–10 seconds. The coil was placed by the experimenter in a position tangential to the scalp, with an angle of approximately 45degrees between the interhemispheric sulcus and the coil handle, with the handle pointing backwards, for the DLPFC and 10degrees for the IPL.",
  72. "StimulationIntensityProcedire" : "the coil location corresponding to the hotspot for the right first dorsal interosseousmuscle was identified and the resting motor threshold (rMT) was measured as the lowest intensity producing motor-evoked potentials of over 50 microV in a minimum of 5 out of 10 trials in the electromyogram recorded with bipolar montage (Rossini et al., 2015)"
  73. },
  74. "NIBS_Neuronavigation" : {
  75. "NeuronavigationSoftware" : "SofTaxic Neuronavigation system (E.M.S. , Bologna, Italy)",
  76. "NeuronavigationSoftwareVersions" : "3.2",
  77. "CameraManufacturer" : "Northern Digital Inc (NDI)",
  78. "CameraModelName" : "NDI Polaris Spectra",
  79. "CameraSerialNumber" : "P7-06652",
  80. "NeuronavigationInput" : "sub-13/ses-mri/anat/sub-13_ses-mri_acq-CNR_T1w.json",
  81. "NeuronavigationAdditionalInfo" : "n/a"
  82. }
  83. }