Implantable Wireless Brain-Computer Interface Systems in Patients With Tetraplegia (LEAP)
A Prospective, Multi-center Clinical Trial to Evaluate the Safety and Efficacy of Implantable Wireless Brain-Computer Interface Systems in Patients With Tetraplegia
Studieoversigt
Status
Status
Betingelser
Betingelser
Intervention / Behandling
Intervention / Behandling
Undersøgelsestype
Undersøgelsestype
Tilmelding (Anslået)
Tilmelding
Fase
Fase
- Ikke anvendelig
Kontakter og lokationer
Studiekontakt
Studiekontakt
- Navn: BCIFlex
- Telefonnummer: +86 10 5365 7080
- E-mail: wangxp@bciflex.com
Studiesteder
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Beijing, Kina
- Rekruttering
- Beijing Tiantan Hospital, Capital Medical University
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Kontakt:
- Wang Jia, MD
- Telefonnummer: +86 10 5997 6512
- E-mail: jwttyy@126.com
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Deltagelseskriterier
Berettigelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
- Voksen
- Ældre voksen
Tager imod sunde frivillige
Beskrivelse
Inclusion Criteria:
- Age ≥18 years and ≤65 years, male or female;
- Tetraplegia due to C2-C5 cervical spinal cord injury, diagnosed per 2019 revised ISNCSCI of ASIA, injury grade A to B;
- Intact cognitive function, MoCA-BLIND score ≥19;
- Elbow flexor muscle strength ≤ Grade 3 by ISNCSCI;
- Neurological assessment confirms normal motor cortex function without significant organic or functional brain lesions;
- Tetraplegia diagnosed for ≥12 months, stable clinical status ≥6 months after standard treatment;
- Good compliance, voluntary participation; informed consent signed by subject or legal representative.
Exclusion Criteria:
- Syringomyelia, severe neuralgia or spasticity limiting training participation;
- Require tracheotomy, mechanical ventilation, nasogastric feeding to sustain vital functions;
- High surgical risk: active systemic infection, coagulation disorders, antithrombotic therapy users;
- Subjects implanted with CNS electrical stimulation medical devices;
- Unstable medical conditions, severe mental/cognitive disorders confounding endpoint assessment;
- Severe, unstable, uncontrolled complex regional pain syndrome;
- Autoimmune-induced spinal cord dysfunction/injury;
- History of stroke, multiple sclerosis, drug-resistant epilepsy, Alzheimer's Disease;
- Peripheral neuropathy;
- Pregnant/breastfeeding females, females planning pregnancy during trial;
- Require MRI examinations during device implantation period;
- Participated in other clinical trials within 1 month prior to enrollment;
- Investigator judges participation unsafe, or subject unlikely to complete protocol follow-up.
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Behandling
- Tildeling: N/A
- Interventionel model: Enkelt gruppeopgave
- Maskning: Ingen (Åben etiket)
Antal våben
Våben og indgreb
Deltagergruppe / ArmDeltagergruppe / Arm |
Intervention / BehandlingIntervention / Behandling |
|---|---|
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Eksperimentel: Implanted Brain-Computer Interface
Device: Implantable wireless brain-computer interface systems
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Implantable wireless brain-computer interface systems
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Hvad måler undersøgelsen?
Primære resultatmål
Primære resultatmål
Resultatmål |
Tidsramme |
|---|---|
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Success rate of brain-controlled tasks
Tidsramme: 2, 3, 6 months post-implant
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2, 3, 6 months post-implant
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Sekundære resultatmål
Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
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Digital Instrumental Activities of Daily Living (dIADL)
Tidsramme: 2, 3, 6 months post-implant
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2, 3, 6 months post-implant
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Brain Control Fluency Index
Tidsramme: 2, 3, 6 months post-implant
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The Brain Control Fluency Index is defined as the mean Information Transfer Rate measured by the Web-Grid Task performed by the patients with implantable wireless Brain-Computer Interface System.
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2, 3, 6 months post-implant
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Patient Health Questionnaire-9 (PHQ-9)
Tidsramme: Baseline, 2, 3, 6 months post-implant
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Baseline, 2, 3, 6 months post-implant
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Average Monthly Device Usage Duration
Tidsramme: 6 months post-implant
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6 months post-implant
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WHO Quality of Life BREF
Tidsramme: Baseline, 2, 3, 6 months post-implant
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Baseline, 2, 3, 6 months post-implant
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Hospital Anxiety and Depression Scale-Anxiety Subscale (HADS-A)
Tidsramme: Baseline, 2, 3, 6 months post-implant
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Baseline, 2, 3, 6 months post-implant
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Psychosocial Impact of Assistive Devices Scale (PIADS)
Tidsramme: 2, 3, 6 months post-implant
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2, 3, 6 months post-implant
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Subject Satisfaction with the Device
Tidsramme: 2, 3, 6 months post-implant
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Trial subject report questionnaire to measure the trial subject's satisfaction of using trial device.
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2, 3, 6 months post-implant
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Investigator Satisfaction with Device Operation
Tidsramme: 2, 3, 6 months post-implant
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Investigator report questionnaire to measure the investigator's satisfaction with device operation.
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2, 3, 6 months post-implant
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Device Reliability
Tidsramme: up to 6 months post-implant
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Device Reliability is measure by the Electrode Impedance of the Device
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up to 6 months post-implant
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Samarbejdspartnere og efterforskere
Sponsor
Sponsor
Datoer for undersøgelser
Studer store datoer
Studiestart (Faktiske)
Studiestart
Primær færdiggørelse (Anslået)
Primær færdiggørelse
Studieafslutning (Anslået)
Studieafslutning
Datoer for studieregistrering
Først indsendt
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først indsendt, der opfyldte QC-kriterier
Først opslået (Faktiske)
Først opslået
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering sendt
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Nøgleord
Yderligere relevante MeSH-vilkår
Andre undersøgelses-id-numre
Andre undersøgelses-id-numre
- ZR202601
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