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Effect of rTMS on working memory

Effect of 10 Hz repetitive transcranial magnetic stimulation (rTMS) over left dorsolateral prefrontal cortex compared with sham rTMS on working memory capacity of healthy subjects

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
IRCT
Registry ID
IRCT201305131958N4
Enrollment
30
Registered
2014-12-13
Start date
2013-06-01
Completion date
Unknown
Last updated
2018-02-22

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

working memory. Person encountering health services in unspecified circumstances

Interventions

Intervention 1: Intervention: Active rTMS with 10 Hz stimulation with intensity of 100% motor threshold. Total stimulation of 600 pulse. (1 second stimulation and 5 second rest period) over the left d
Treatment - Other
Intervention: Active rTMS with 10 Hz stimulation with intensity of 100% motor threshold. Total stimulation of 600 pulse. (1 second stimulation and 5 second rest period) over the left dorsolateral pref
Control: Sham rTMS, Coil will have 45 degree angle from the the skull in a single-wing tilt position towards anterior. This way produces sensation similar to those of active stimulation, but with mini

Sponsors

Institute for Cognitive Science Studies
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: Inclusion: voluntary and competent to consent; voluntary and competent to consent; between the ages of 18-65; considered a healthy individual free of psychopathology based on the General Health Questionnaire (GHQ28); right-handed determined modified version of the Edinburgh Handedness Inventory; self-reported non-smoker; Exclusion: Any kind of metal implement in head and body; Have a history of substance abuse; Have a medical or neurological illness; Have a history of seizures; Have a first degree relative with a history of a seizure disorder; pregnancy in female subjects.

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

MeasureTime frame
Working memory capacity. Timepoint: Before and after intervention. Method of measurement: CANTAB cognitive tasks (Delay match to sample, spatial span, pattern recognition, stockings of cambridge) 2 back, digit span.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactYasaman Bagherzadeh

Institute for Cognitive Science Studies

yass.bagherzadeh@gmail.com+98 21 7629 0907

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026