Actively Recruiting

Phase Not Applicable
Age: 22Years - 80Years
All Genders
ID06722677

A Multi-Center, Triple-Blind, Randomized, Sham-Controlled Trial Assessing the Efficacy and Safety of Rehabilitation Paired with Vagus Nerve Stimulation for Upper Extremity Motor Function in Patients with Ischemic Stroke (Repair Study)

Led by Beijing Pins Medical Co., Ltd · Updated on 2024-12-10

99

Participants Needed

16

Research Sites

13 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

Researchers are investigating the use of vagus nerve stimulation (VNS) combined with rehabilitation to improve arm movement after an ischemic stroke. This clinical trial compares active VNS paired with rehabilitation against a sham VNS with no electrical stimulation, also combined with rehabilitation, to assess their effects on upper extremity motor function in stroke patients. The study is conducted with a triple-blind, randomized, sham-controlled design and aims to evaluate both safety and efficacy.

CONDITIONS

Brief Title

A Trial of Rehabilitation Paired with VNS for Motor Function in Patients with Stroke (Repair Study)

Who Can Participate

Age: 22Years - 80Years
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Age 22 years or older and less than 80 years, all genders accepted
  • History of unilateral supratentorial ischemic stroke 9 months or more but less than 10 years ago
  • Upper Extremity motor section of the Fugl-Meyer Assessment score between 20 and 50
  • Weakness on the right or left side of the upper extremity
  • Ability to understand, communicate, and give informed consent
  • Willingness and ability to comply with study visits after surgery
Not Eligible

You will not qualify if you...

  • History of hemorrhagic stroke
  • Ongoing swallowing difficulties or aspiration problems
  • Previous injury to the vagus nerve on one or both sides
  • Use of medications that interfere with VNS effects on neurotransmitters during the study
  • Botox injections within 4 weeks prior to enrollment through the study end
  • Severe spasticity in the upper extremity (Modified Ashworth score 3 or higher)
  • Significant sensory loss in the upper extremity (Fugl-Meyer sensory score less than 6)
  • Severe depression (Beck Depression Scale score over 29)
  • Current or planned need for diathermy treatment
  • Use of other stimulation devices like pacemakers or neurostimulators
  • Pregnancy, breastfeeding, or plans to become pregnant during the study
  • Participation in another clinical trial within 3 months prior
  • Judged not suitable by the investigator

AI-Screening

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

1 visit (in-person) for informed consent and pre-implant evaluations including physical examination and brain MRI

Surgery and Immediate Post-operative Care

Duration - 1 day

Participants undergo implantation of the Vagus Nerve Stimulation (VNS) system.

1 visit (in-person) for VNS system implantation

Baseline Evaluation

Duration - 7 to 14 days

Participants receive baseline assessments 7 to 14 days after surgery before randomization.

1 visit (in-person) for baseline evaluation and randomization

Treatment

Duration - 6 weeks

Participants receive standard clinic rehabilitation paired with active or sham VNS three days per week for 6 weeks.

Approximately 18 clinic visits (3 days per week for 6 weeks) plus evaluations at the last day

Treatment

Duration - 6 weeks

Participants continue standard home exercise daily paired with active or sham VNS for 6 weeks.

Daily home exercises with evaluation on the last day

Treatment

Duration - 6 weeks

All participants receive active VNS; those previously in the control group resume clinic rehabilitation, and others continue home exercise for 6 weeks.

Clinic rehabilitation or home exercise with evaluation on the last day

Trial Site Locations

Total: 16 locations

1

The First Affiliated Hospital of USTC

Hefei, Anhui, China, 230022

Not Yet Recruiting

2

Beijing Tiantan Hospital, Capital Medical University

Beijing, Beijing Municipality, China, 100000

Actively Recruiting

3

Chinese People's Liberation Army General Hospital

Beijing, Beijing Municipality, China, 100039

Not Yet Recruiting

4

The Xin Qiao Hospital of Army Medical University

Chongqing, Chongqing Municipality, China, 400037

Not Yet Recruiting

5

The First Affiliated Hospital of Fujian Medical University

Fuzhou, Fujian, China, 350004

Actively Recruiting

6

Zhujiang Hospital of Southern Medical University

Guangzhou, Guangdong, China, 510260

Actively Recruiting

7

Jiangbin Hospital of Guangxi Zhuang Autonomous Region

Nanning, Guangxi, China, 530012

Actively Recruiting

8

Tongji Hospital Tongji Medical College of HUST

Wuhan, Hubei, China, 430030

Actively Recruiting

9

Brain Hospital of Hunan Province The Second People's Hospital of Hunan Province

Changsha, Hunan, China, 410000

Not Yet Recruiting

10

Nanjing Drum Tower Hospital The Affiliated Hospital of Nanjing university Medical School

Nanjing, Jiangsu, China, 210008

Not Yet Recruiting

11

The First Affiliated Hospital of Nanchang University

Nanchang, Jiangxi, China, 330006

Not Yet Recruiting

12

The First Bethune Hospital of Jilin University

Changchun, Jilin, China, 130021

Actively Recruiting

13

Qilu Hospital of Shandong University

Jinan, Shandong, China, 250012

Not Yet Recruiting

14

Huashan Hospital, Fudan University

Shanghai, Shanghai Municipality, China, 200040

Actively Recruiting

15

West China Hospital, Sichuan University

Chengdu, Sichuan, China, 618099

Not Yet Recruiting

16

The First Affiliated Hospital of Kunming Medical University

Kunming, Yunnan, China, 650032

Actively Recruiting

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Research Team

J

Jianguang Sun

B

Baichuan He

How is the study designed?

Study Type

INTERVENTIONAL

Masking

QUADRUPLE

Allocation

RANDOMIZED

Model

PARALLEL

Primary Purpose

TREATMENT

Number of Arms

2

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Published Research Related To This Trial

Vagus nerve stimulation paired with rehabilitation for upper limb motor function after ischaemic stroke (VNS-REHAB): a randomised, blinded, pivotal, device trial.

Jesse Dawson, Charles Y Liu, Gerard E Francisco...

https://pubmed.ncbi.nlm.nih.gov/33894832

Study protocol for a pivotal randomised study assessing vagus nerve stimulation during rehabilitation for improved upper limb motor function after stroke.

Teresa J Kimberley, Cecília N Prudente, Navzer D Engineer...

https://pubmed.ncbi.nlm.nih.gov/31903435

An Exploratory Study of Predictors of Response to Vagus Nerve Stimulation Paired with Upper-Limb Rehabilitation After Ischemic Stroke.

David Alexander Dickie, Teresa Jacobson Kimberley, David Pierce...

https://pubmed.ncbi.nlm.nih.gov/31685853

Vagus Nerve Stimulation Paired With Rehabilitation for Upper Limb Motor Impairment and Function After Chronic Ischemic Stroke: Subgroup Analysis of the Randomized, Blinded, Pivotal, VNS-REHAB Device Trial.

Jesse Dawson, Navzer D Engineer, Steven C Cramer...

https://pubmed.ncbi.nlm.nih.gov/36226541

Safety, Feasibility, and Efficacy of Vagus Nerve Stimulation Paired With Upper-Limb Rehabilitation After Ischemic Stroke.

Jesse Dawson, David Pierce, Anand Dixit...

https://pubmed.ncbi.nlm.nih.gov/26645257

Vagus nerve stimulation during rehabilitative training improves functional recovery after intracerebral hemorrhage.

Seth A Hays, Navid Khodaparast, Daniel R Hulsey...

https://pubmed.ncbi.nlm.nih.gov/25147331

Vagus Nerve Stimulation During Rehabilitative Training Improves Forelimb Recovery After Chronic Ischemic Stroke in Rats.

Navid Khodaparast, Michael P Kilgard, Reema Casavant...

https://pubmed.ncbi.nlm.nih.gov/26542082