High-Frequency Repetitive Transcranial Magnetic Stimulation for Cognitive Improvement in Patients With Post-Stroke Cognitive Impairment

Inclusion Criteria: 1. Meets the diagnostic criteria for stroke as stipulated in the "Guidelines for the Prevention and Treatment of Stroke in China (2021 Edition)", and the initial stroke diagnosis is confirmed by cranial CT or MRI examination, and is confirmed as the initial onset; 2. The disease course is 1-12 months; 3. Has cognitive impairment (MoCA \< 26 points, education years ≤ 12 years, add 1 point to the score result); 4. Age 35-75 years old, gender not limited; 5. Stable vital signs, no progressive neurological symptoms; 6. No severe aphasia, visual or auditory impairment, and able to complete the research protocol; 7. Not using antidepressant drugs simultaneously; 8. If using cognitive-improving drugs (such as donepezil, memantine), it should last for at least 3 weeks or more, and no dose adjustment will be made during the enrollment period; 9. Voluntarily participate and sign the informed consent form. Exclusion Criteria: 1. Has a history of brain tumors, brain trauma, epilepsy or mental disorders; 2. Had cognitive impairment before the stroke; 3. Underwent craniotomy or had a skull defect; 4. Had implanted metal or electronic devices (such as cardiac pacemakers, cochlear implants, deep brain stimulators, aneurysm clips, internal fixation devices after ventriculoperitoneal shunt surgery, etc.); 5. Has other serious diseases that may affect the study; 6. Pregnant women