An Open-label Study on the Clinical Efficacy of rTMS Intervention in PD

NCT ID: NCT06542991

Last Updated: 2024-08-07

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

NA

Total Enrollment

20 participants

Study Classification

INTERVENTIONAL

Study Start Date

2024-09-01

Study Completion Date

2025-03-31

Brief Summary

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To demonstrate that intervention targeting the supplementary motor area (SMA) using precise navigation positioning can effectively improve motor symptoms in patients with Parkinson's disease.

Detailed Description

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As an innovative non-invasive neuromodulation technology, repetitive transcranial magnetic stimulation (rTMS) has demonstrated efficacy in improving motor symptoms in patients with Parkinson's disease (PD). The supplementary motor area (SMA) has been identified as a brain region significantly associated with motor symptoms in PD patients. However, no large-sample clinical studies have yet established the clinical efficacy of rTMS, guided by neuroimaging navigation, targeting the SMA in patients with Parkinson's disease.

We describe a open-lable study designed to recruit 20 patients with idiopathic Parkinson's disease. Participants will be randomly assigned to receive either real stimulation or sham stimulation, with the left SMA undergoing 7 days of continuous theta burst stimulation (cTBS). The primary outcome measure is the change in the Movement Disorder Society-Sponsored Revision of the Unified Parkinson's Disease Rating Scale (MDS-UPDRS) Part III scores from baseline to post-treatment and follow-up. Secondary outcomes include changes in scores on other clinical symptom scales.

Conditions

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Transcranial Magnetic Stimulation Parkinson Disease Supplementary Motor Area

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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rTMS group

On the basis of drug treatment, a course of TBS treatment is performed for 7 days.

Group Type EXPERIMENTAL

transcranial magnetic stimulation

Intervention Type OTHER

During treatment, the patient underwent cTBS targeting the left SMA for 7 consecutive days. Each treatment day comprised six rounds of cTBS, with a 15-minute interval between each. A single cTBS session involved trains of three pulses at 50 Hz, repeated every 200 ms (5 Hz), until reaching a total of 600 pulses, lasting 40s. Stimulation intensity remained at 80% of resting motor threshold. In total, patients received 25,200 pulses throughout the treatment period.

Interventions

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transcranial magnetic stimulation

During treatment, the patient underwent cTBS targeting the left SMA for 7 consecutive days. Each treatment day comprised six rounds of cTBS, with a 15-minute interval between each. A single cTBS session involved trains of three pulses at 50 Hz, repeated every 200 ms (5 Hz), until reaching a total of 600 pulses, lasting 40s. Stimulation intensity remained at 80% of resting motor threshold. In total, patients received 25,200 pulses throughout the treatment period.

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

1. Age ≥40 years old
2. Meet Movement Disorder Society standards;
3. Have no history of drug adjustment within 4 weeks before and during treatment;
4. The MDS-UPDRS Ⅲ score ≥8, and the Hoehn-Yahr rating is 1-4
5. MMSE ≥24,able to cooperate with the completion of behavioral tests and transcranial magnetic stimulation therapy.

Exclusion Criteria

1. Head MRI/CT ruled out focal brain injury or severe leukoencephalopathy (Fazekas grade 3);
2. Various secondary parkinsonism syndromes (vascular parkinsonism, Parkinsonism combined with parkinsonism, drug parkinsonism, etc.);
3. Severe craniocerebral trauma, received craniocerebral surgery or deep brain stimulation treatment;
4. There are ferromagnetic implants in the body, such as cochlear implants, cardiac pacemakers, etc.
5. The person or first-degree relatives have a history of epilepsy, unexplained loss of consciousness, or are taking anticonvulsant drugs to treat epileptic seizures;
6. Diagnosed with a neuropsychiatric disorder other than PD
7. Have a history of drug abuse or drug use;
8. Participants in any clinical trial within the previous 6 month;
9. Pregnant/lactating women or subjects (including men) who have a birth plan within 6 months;
10. Other conditions deemed unsuitable for inclusion by the investigator.
Minimum Eligible Age

40 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Anhui Medical University

OTHER

Sponsor Role lead

Responsible Party

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WANG KAI

Head, Dept of Neurology & Medical Psychology, Director, Cognitive Neuropsychology Lab, PRC

Responsibility Role PRINCIPAL_INVESTIGATOR

Locations

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Cognitive Neuropsychology Lab Anhui Medical University

Hefei, Anhui, China

Site Status RECRUITING

Countries

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China

Central Contacts

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Kai Wang, Ph.D.

Role: CONTACT

055162923704

Panpan Hu, M.D.

Role: CONTACT

13515602285

Facility Contacts

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Kai Wang, Ph.D.

Role: primary

+8655162923704

Panpan Hu, M.D.

Role: backup

13515602285

Other Identifiers

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PD-OPEN

Identifier Type: -

Identifier Source: org_study_id

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