Research on Wireless Brain Implant System for General Control of External Devices

NCT ID: NCT06829212

Last Updated: 2025-03-13

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

4 participants

Study Classification

INTERVENTIONAL

Study Start Date

2025-03-31

Study Completion Date

2027-02-28

Brief Summary

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The clinical trial aims to evaluate the safety and efficacy of the minimally invasive, wireless brain-machine interface system (WRS) in enabling general brain control of external devices, such as a cursor and other assistive technologies, for paralyzed and amputee patients.

WRS integrates a high-throughput, ultra-flexible neural electrode with an extremely small cross-sectional size-approximately one-hundredth the diameter of a human hair. Moreover, the implantable component is fully embedded within the body, leaving no visible external traces.

Detailed Description

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The investigators' technology is designed to assist paralyzed and amputee patients in regaining certain physical functions, thereby improving participants' overall quality of life and daily convenience.

The investigators hope to enable participants to achieve general control over external devices through neural signals in this clinical trial. This eliminates the need for manual manipulation to control devices such as a cursor or other assistive technologies, which can be operated solely through thought. Such advancements will facilitate enhanced communication with loved ones, support the acquisition of new skills, and provide more accessible opportunities for entertainment.

Conditions

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Complete or Incomplete Paraplegia/quadriplegia Spinal Cord Injury Brainstem Stroke Amyotrophic Lateral Sclerosis Bilateral Upper Limb Amputation

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

OTHER

Blinding Strategy

NONE

Study Groups

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Implantation

Implantation of the WRS64

Group Type EXPERIMENTAL

WRS

Intervention Type DEVICE

WRS is a minimally invasive, wireless brain-machine interface system, consisting of a wireless implanted neural signal collector(Model: WRS64), data energy transmitter(Model: DTC01/02), and a brain function information management platform software(Model: SW01).

Interventions

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WRS

WRS is a minimally invasive, wireless brain-machine interface system, consisting of a wireless implanted neural signal collector(Model: WRS64), data energy transmitter(Model: DTC01/02), and a brain function information management platform software(Model: SW01).

Intervention Type DEVICE

Eligibility Criteria

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Inclusion Criteria

* Aged 18-80 years (inclusive), any gender.
* Diagnosed with spinal cord injury, brainstem stroke, amyotrophic lateral sclerosis, or other motor neuron diseases causing partial or complete paralysis, or bilateral upper limb amputation.
* Diagnosis stable for at least 6 months before screening, with the condition present for at least 1 year.
* Willing to follow the study protocol and attend all visits, with or without caregiver assistance.
* Informed consent signed by participant and/or caregiver, with full understanding of the trial's purpose.

Exclusion Criteria

* Previous implantation of metal objects or devices (except dental implants or non-impacting implants).
* Long-term use of anticoagulants/antiplatelets with insufficient cessation, or abnormal coagulation test results.
* Unable to tolerate anesthesia or surgery.
* Severe neurological disorders or brain injury leading to significant dysfunction.
* Scalp conditions that may impair wound healing.
* Acute or severe infections.
* Cognitive impairment or psychiatric disorders.
* Severe dysfunction of vital organs, malignancies, or autoimmune diseases.
* Life expectancy under 1 year.
* Drug or alcohol abuse.
* Pregnant, breastfeeding, or planning pregnancy during the study.
* Other conditions deemed unsuitable by the investigator.
Minimum Eligible Age

18 Years

Maximum Eligible Age

80 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Huashan Hospital

OTHER

Sponsor Role collaborator

Shanghai StairMed Technology Co., Ltd.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Huashan Hospital Affiliated to Fudan University

Shanghai, Shanghai Municipality, China

Site Status RECRUITING

Countries

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China

Central Contacts

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Stairmed Clinical team

Role: CONTACT

021-80510178

Facility Contacts

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Junfeng Lu, Dr.

Role: primary

021-54601999

Other Identifiers

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2024-1325

Identifier Type: OTHER

Identifier Source: secondary_id

PI2302-CL-01-001

Identifier Type: -

Identifier Source: org_study_id

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