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A Prospective, Multicenter, Randomized Controlled Clinical Trial to Evaluate the Efficacy and Safety of an Implantable Closed-Loop Neurostimulator System for the Treatment of Parkinson's Disease

A Prospective, Multicenter, Randomized Controlled Clinical Trial to Evaluate the Efficacy and Safety of an Implantable Closed-Loop Neurostimulator System for the Treatment of Parkinson's Disease

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2100054906
Enrollment
Unknown
Registered
2021-12-29
Start date
2022-01-20
Completion date
Unknown
Last updated
2022-12-12

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

Conditions

Advanced primary Parkinson's disease (PD)

Interventions

Experimental group:Start up 20 days after surgery (±14 days)
Control group:Control group startup at 90 days after operation

Sponsors

Xuanwu Hospital, Capital Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. Patients with course of disease >= 4 years, in line with the clinical diagnosis of essential PD and surgical indications confirmed; patients with PD mainly tremor, after standard drug treatment of tremor improvement is not ideal and severe tremor, affecting the quality of life of patients, after evaluation relaxed to 3 years [according to the Chinese Parkinson's Disease Deep Brain Stimulation Therapy Expert Consensus (2nd Edition); 2. Aged 18-75 years; 3. Hoehn-Yahr stage 2.5-4; 4. Levodopa pulse test MDS UPDRS (Movement Disorder Society Unified Parkinson's Disease Rating Scale) III score improvement rate >= 30% (PD patients mainly tremor, after standard drug treatment of tremor improvement is not ideal and severe tremor, affecting the quality of life of patients, improvement rate can be < 30%); 5. Patients with basically normal cognitive function (MMSE determination is not cognitive impairment); 6. Subjects or their families can fully understand the therapy, have reasonable postoperative expectations, good compliance, can cooperate to complete postoperative follow-up requirements, Able to correctly fill in the subject PD diary; 7. Voluntarily participate in this trial and sign the informed consent form.

Exclusion criteria

Exclusion criteria: 1. Previous DBS implantation, or PD surgical treatment other than DBS, such as stereotactic lesioning, cell transplantation, gamma knife, etc. 2. Patients with contraindications to neurosurgery, as well as severe cardiovascular and cerebrovascular diseases. 3. Active implants in the body, such as cardiac pacemaker, defibrillator, drug infusion pump, cochlear implant, other neurostimulators (whether turned on or not); or passive implants affecting the stimulator system. 4. Hamilton Depression Rating Scale score (HAMD) > 24. 5. History of suicide or positive responders to items 2–5 of suicidal ideation in the Columbia Suicide Severity Rating Scale (C-SSRS). 6. Expected survival < 1 year. 7. Severe abnormal liver and kidney function and other systemic diseases that seriously affect health. 8. Patients who have participated in other clinical trials within three months. 9. Women who are pregnant or have the intention to become pregnant in the past year, lactating women. 10. Subjects with poor compliance as judged by the investigator, or who are not suitable for participating in the clinical trial.

Design outcomes

Primary

MeasureTime frame
The change value of MDS UPDRS III motor function score during the shutdown period from the baseline shutdown period verified that the test group;

Secondary

MeasureTime frame
The difference in the change of MDS UPDRS III motor function score between the control group and the baseline MDS UPDRS III motor function score;The change of MDS UPDRS III motor function score and the change of MDS UPDRS III motor function score at baseline;Change in MDS UPDRS II motor of daily living score;Change of MDS UPDRS IV complication score;Change of levodopa equivalent dose;39-item Parkinson's Quality of Life Questionnaire (PDQ39) score;Evaluation of Schwab and England Disability Scale;Investigator's evaluation on the service performance of device;Evaluation on the service performance of device by subjects;

Countries

China

Contacts

Public ContactZhang Yuqing

Xuanwu Hospital, Capital Medical University

yuqzhang@vip.163.com+86 13701373585

Outcome results

None listed

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