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THUNDER: Undersøgelse af akut iskæmisk slagtilfælde med Penumbra System® inklusive Thunderbolt™ aspirationsslange

29. oktober 2026 opdateret af: Penumbra Inc.

The objective of this study is to demonstrate the safety and efficacy of the Penumbra System including Thunderbolt Aspiration Tubing (Thunderbolt) in a population presenting with acute ischemic stroke (AIS) secondary to intracranial large vessel occlusion (LVO) who are eligible for mechanical thrombectomy.

Studieoversigt

Status

Afsluttet

Betingelser

Intervention / Behandling

Undersøgelsestype

Interventionel

Tilmelding (Faktiske)

216

Fase

  • Ikke anvendelig

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiesteder

    • Arizona
      • Goodyear, Arizona, Forenede Stater, 85395
        • Abrazo West Campus
    • California
      • San Diego, California, Forenede Stater, 92123
        • Sharp Grossmont
    • Colorado
      • Englewood, Colorado, Forenede Stater, 80113
        • HRI - Swedish
    • Connecticut
      • New Haven, Connecticut, Forenede Stater, 06520
        • Yale New Haven
    • Delaware
      • Newark, Delaware, Forenede Stater, 19718
        • Christiana Care
    • Florida
      • Miami, Florida, Forenede Stater, 33136
        • Jackson Memorial (U. of Miami)
      • Tampa, Florida, Forenede Stater, 33614
        • St. Joseph - BayCare
    • Georgia
      • Atlanta, Georgia, Forenede Stater, 30309
        • Piedmont Hospital Atlanta
      • Marietta, Georgia, Forenede Stater, 30060
        • Wellstar Kennestone Hospital
    • Illinois
      • Evanston, Illinois, Forenede Stater, 60201
        • North Shore U.
      • Naperville, Illinois, Forenede Stater, 60540
        • Edward Elmhurst Health
    • Indiana
      • Indianapolis, Indiana, Forenede Stater, 46202
        • Indiana U. Health
    • Kansas
      • Kansas City, Kansas, Forenede Stater, 66160
        • KUMC
    • Massachusetts
      • Boston, Massachusetts, Forenede Stater, 02114
        • Massachusetts General
      • Worcester, Massachusetts, Forenede Stater, 01655
        • UMass Memorial Medical Center
    • Minnesota
      • Minneapolis, Minnesota, Forenede Stater, 55427
        • Abbott Northwestern
    • Mississippi
      • Jackson, Mississippi, Forenede Stater, 39216
        • St. Dominic
    • Nebraska
      • Omaha, Nebraska, Forenede Stater, 68198
        • Nebraska Medical
    • New York
      • Albany, New York, Forenede Stater, 12208
        • Albany Medical Center
      • Buffalo, New York, Forenede Stater, 14203
        • University of Buffalo
      • Stony Brook, New York, Forenede Stater, 11794
        • Stonybrook U.
    • North Carolina
      • Wilmington, North Carolina, Forenede Stater, 28401
        • New Hanover Regional
    • Pennsylvania
      • Danville, Pennsylvania, Forenede Stater, 17822
        • Geisinger Medical Center
      • Philadelphia, Pennsylvania, Forenede Stater, 19107
        • Thomas Jefferson University
      • York, Pennsylvania, Forenede Stater, 17403
        • Wellspan York
    • South Carolina
      • Charleston, South Carolina, Forenede Stater, 29425
        • MUSC
    • Tennessee
      • Knoxville, Tennessee, Forenede Stater, 37916
        • Fort Sanders
      • Memphis, Tennessee, Forenede Stater, 38104
        • Methodist U.
    • Texas
      • Houston, Texas, Forenede Stater, 77030
        • UT Houston
      • Tyler, Texas, Forenede Stater, 75702
        • Christus Trinity Medical Center
    • Virginia
      • Newport News, Virginia, Forenede Stater, 23601
        • Riverside Regional Medical Center
    • Washington
      • Renton, Washington, Forenede Stater, 98055
        • Valley Medical Center

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

18 år til 80 år (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria:

  1. Patient age 18 - 80 years
  2. Treatment within 8 hours of symptom onset
  3. Pre-stroke mRS 0-2
  4. Patient experiencing acute ischemic stroke secondary to intracranial large vessel occlusion in the internal carotid, middle cerebral (M1 or M2), basilar, or vertebral artery
  5. If patient is eligible for thrombolytic therapy, it was administered as soon as possible, and no later than 3 hours from stroke symptom onset
  6. Planned frontline treatment with Penumbra System including Thunderbolt modulated aspiration
  7. Informed consent obtained per Institution Review Board/Ethics Committee requirements

Exclusion Criteria:

  1. Stenosis, excessive tortuosity, or any occlusion in a proximal vessel requiring treatment or preventing access to the thrombus
  2. Alberta Stroke Program Early CT Score (ASPECTS) ≤6 or core infarct volume >50 mL on MRI or CT-based imaging (for anterior circulation strokes)
  3. Pregnant patient
  4. Life expectancy < 90 days due to comorbidities
  5. Current participation in an interventional drug or device study that may confound the results of this study. Studies requiring extended follow-up for products that were investigational but have since become commercially available are not considered investigational studies
  6. Other medical, behavioral, or psychological conditions that in the opinion of the Investigator could limit the patient's ability to participate in the study, including compliance with follow-up requirements, or that could impact the scientific integrity of the study

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Behandling
  • Tildeling: N/A
  • Interventionel model: Enkelt gruppeopgave
  • Maskning: Ingen (Åben etiket)

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: Single Arm

Use of Penumbra System including Thunderbolt in patients with acute ischemic stroke secondary to intracranial large vessel occlusion who are eligible for mechanical thrombectomy

Subject will receive Penumbra System with Thunderbolt

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Efficacy Endpoint: Angiographic Revascularization
Tidsramme: Up to Procedure Completion

Angiographic revascularization of the occluded target vessel Post-Penumbra as defined by mTICI 2b or higher.

*mTICI ranges from 0-3, with higher grading representing better outcome

Up to Procedure Completion

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Efficacy Endpoint: Angiographic Revascularization After First Pass
Tidsramme: During Index Procedure

Angiographic revascularization of the occluded target vessel after first pass as defined by mTICI 2b or higher

*mTICI ranges from 0-3, with higher grading representing better outcome

During Index Procedure
Efficacy Endpoint: Angiographic Revascularization
Tidsramme: Up to Procedure Completion

Angiographic revascularization of the occluded target vessel Post-Penumbra as defined by mTICI 2c or higher

*mTICI ranges from 0-3, with higher grading representing better outcome

Up to Procedure Completion
Efficacy Endpoint: Time to Revascularization
Tidsramme: During Index Procedure

Time from arterial puncture to successful revascularization of the target vessel (mTICI 2b-3), or to the final angiogram if successful revascularization is not achieved

During Index Procedure
Efficacy Endpoint: Modified Rankin Scale (mRS)
Tidsramme: 90 Days Post-Procedure

Functional outcomes measured by mRS 0-2 at 90 days

(0 no symptoms - 5 severe disability)

90 Days Post-Procedure
Safety Endpoint: Rate of Symptomatic Intracranial Hemorrhage (sICH)
Tidsramme: 24 hours Post-Procedure

Occurrence of symptomatic intracranial hemorrhages (sICH) at 24 hours

24 hours Post-Procedure
Safety Endpoint: All-cause Mortality
Tidsramme: 90 Days Post-Procedure

All-cause mortality at 90 days post-procedure

90 Days Post-Procedure
Safety Endpoint: Serious Adverse Events (SAEs)
Tidsramme: Up to 24 hours Post-Procedure

Incidence of device related, and/or procedure related Serious Adverse Events (SAEs) within 24 hours post-procedure

Up to 24 hours Post-Procedure

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Sponsor

Efterforskere

  • Ledende efterforsker: Donald Frei, M.D., HCA HealthONE, LLC (Swedish Medical Center)
  • Ledende efterforsker: David Fiorella, M.D., The Research Foundation for The State University of New York (Stony Brook University)

Publikationer og nyttige links

Den person, der er ansvarlig for at indtaste oplysninger om undersøgelsen, leverer frivilligt disse publikationer. Disse kan handle om alt relateret til undersøgelsen.

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Faktiske)

11. august 2022

Primær færdiggørelse (Faktiske)

23. september 2024

Studieafslutning (Faktiske)

10. december 2024

Datoer for studieregistrering

Først indsendt

23. juni 2022

Først indsendt, der opfyldte QC-kriterier

28. juni 2022

Først opslået (Faktiske)

29. juni 2022

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

3. november 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

29. oktober 2026

Sidst verificeret

1. oktober 2026

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • 21340

Plan for individuelle deltagerdata (IPD)

Planlægger du at dele individuelle deltagerdata (IPD)?

INGEN

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

Studerer et amerikansk FDA-reguleret lægemiddelprodukt

Ingen

Studerer et amerikansk FDA-reguleret enhedsprodukt

Ja

Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .