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Coating for at optimere aneurismebehandling i den nye Flow Diverter-generation (COATING)

15. september 2026 opdateret af: Phenox GmbH

To assess safety and efficacy of p64 MW HPC Flow Modulation Device under single antiplatelet therapy compared to p64 MW Flow Modulation Device under dual antiplatelet therapy.

Studieoversigt

Status

Afsluttet

Betingelser

Intervention / Behandling

Undersøgelsestype

Interventionel

Tilmelding (Faktiske)

171

Fase

  • Ikke anvendelig

Kontakter og lokationer

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

Studiesteder

      • Birmingham, Det Forenede Kongerige, B15 2GW
        • Queen Elisabeth Hospital Birmingham
      • Edinburgh, Det Forenede Kongerige
        • Western General Hospital
      • Bordeaux, Frankrig, 33076
        • CHU Bordeaux
      • Le Kremlin-Bicêtre, Frankrig, 94270
        • Hôpital Bicêtre
      • Lyon, Frankrig, 69002
        • CHU de Lyon
      • Montpellier, Frankrig, 34090
        • CHU de Montpellier
      • Reims, Frankrig, 51092
        • CHU Reims - Hôpital Maison Blanche
      • Jerusalem, Israel, 9112001
        • Hadassah University Medical Center
      • Milan, Italien, 20133
        • Fondazione I.R.C.C.S. Instituto Neurologico Carlo Besta
      • Basel, Schweiz, 4051
        • Universitätsspital Basel
      • Košice, Slovakiet, 04190
        • UNLP Košice
      • Augsburg, Tyskland, 86156
        • Universitätsklinikum Augsburg
      • Erfurt, Tyskland, 99089
        • Helios Klinikum Erfurt
      • Halle, Tyskland, 06120
        • Universitätsklinikum Halle (Saale)
      • München, Tyskland, 81377
        • Klinikum der LMU München
      • Nuremberg, Tyskland, 90471
        • Klinikum Nürnberg Süd
      • Recklinghausen, Tyskland
        • Klinikum Vest Recklinghausen
      • Stuttgart, Tyskland, 70174
        • Klinikum Stuttgart

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 og ældre (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria:

  1. At least 18 years of age.
  2. Subject has a saccular, unruptured or recanalized intracranial aneurysm. The subject may also have a previous ruptured aneurysm, provided rupture of this aneurysm 30 days from the index procedure.
  3. Subject is intended to be treated for only one target aneurysm during the index procedure except for segmental disease (multiple aneurysms located on the same arterial segment aimed to be treated with one investigational device or investigational telescopic devices).
  4. Subject has already been selected for flow diversion therapy as the appropriate treatment.
  5. Subject has a mRS ≤ 2 before the procedure, as determined by a certified assessor independent of the index procedure.
  6. Subject is able to understand the patient information and provides written informed consent verifying the use of his/her data (according to data protection laws).

Exclusion Criteria:

  1. Subject who is currently prescribed under any long lasting antiplatelet and/or anticoagulation medication.
  2. Subject has undergone a surgery including endovascular procedures in the last 30 days prior to the study procedure.
  3. Subject has had an Intracranial hemorrhage and/or subarachnoid hemorrhage in the past 30 days prior to the study procedure.
  4. Subject with target aneurysm previously treated with a stent or flow diverter.
  5. Subject is expected to be treated for another aneurysm during the 30 days following the index procedure.
  6. Subject with a confirmed stenosis in parent artery.
  7. Subject with a blister-like aneurysm, fusiform aneurysm, dissecting aneurysm or aneurysm associated with a brain arteriovenous malformation (AVM).
  8. Subject has a pre-procedure mRS >2.
  9. Any known contraindication to treatment with the p64 MW HPC Flow Modulation Device in accordance with device IFU.
  10. Subject who has undergone stenting of the ipsilateral carotid artery within 3 months of the index procedure.
  11. Known serious sensitivity to radiographic contrast agents.
  12. Known sensitivity to nickel, titanium metals, or their alloys.
  13. Subject already enrolled in other clinical trials (including COATING study) that would interfere with study endpoints.
  14. Known renal failure as defined by a serum creatinine > 2.5 mg/dl (or 220 μmol/l) or glomerular filtration rate (GFR) < 30.
  15. Subject who has a contraindication to MRI or angiography for whatever reason.
  16. Subject with a comorbid disease or condition that would confound the neurological and functional evaluations or compromise survival or ability to complete follow-up assessments.
  17. Subject with any known allergy to heparin, ASA or other antiplatelet medications.
  18. Subject with coagulation disorder
  19. Pregnant woman or breast feeding.
  20. Adults who lack the capacity to provide informed consent, and all those persons deprived of their liberty in prisons or other places of detention.

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: Randomiseret
  • Interventionel model: Parallel tildeling
  • Maskning: Ingen (Åben etiket)

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: p64 MW HPC Flow Diverter + SAPT

Patients suffering from a distal intracranial aneurysm will be treated endovascularly with the p64 MW HPC Flow Modulation Device.

Eksperimentel: p64 MW Flow omleder + DAPT

Patients suffering from a distal intracranial aneurysm will be treated endovascularly with the p64 MW HPC Flow Modulation Device.

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Number of DWI lesions
Tidsramme: 48 hours (± 24 hours)

Number of diffusion-weighted imaging (DWI) lesions within 48 hours (+/- 24 hours) of the index procedure visualized via MRI.

48 hours (± 24 hours)

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Short-term morbi-mortality rate
Tidsramme: 30 days (± 7 days)

Morbi-mortality rate at 30 days assessed by mRS > 2

30 days (± 7 days)
Rate of neurological death or major stroke
Tidsramme: 180 days (150 - 240 days) and 365 days (335 - 456 days) post procedure

Rate of neurological death or major stroke (ischemic or hemorrhagic, defined as an increase of 4 or more points according to the National Institute of Health Stroke Scale Score) in the territory supplied by the treated artery, as assessed by the Clinical Events Committee

180 days (150 - 240 days) and 365 days (335 - 456 days) post procedure
Long-term morbi-mortality rate
Tidsramme: 180 days (150 - 240 days) and 365 days (335 - 456 days) post procedure

Rate of subjects who have a mRS decline to a score of 3 or more (mRS > 3), or an increase of 2 points from baseline mRS score, as assessed by the Clinical Events Committee

180 days (150 - 240 days) and 365 days (335 - 456 days) post procedure
Rate of subjects with dissusion-weighted imaging (DWI) lesions
Tidsramme: 48 hours (± 24 hours)

Rate of subjects with greater than 6 diffusion-weighted imaging (DWI) lesions or territorial stroke

48 hours (± 24 hours)
Delayed aneurysm rupture
Tidsramme: 180 days (150 - 240 days) and 365 days (335 - 456 days) post procedure

Rate of an intracranial hemorrhage from delayed aneurysm rupture (from the day after index procedure), as assessed by the Clinical Events Committee

180 days (150 - 240 days) and 365 days (335 - 456 days) post procedure
Delayed intraparenchymal hemorrhage
Tidsramme: 180 days (150 - 240 days) and 365 days (335 - 456 days) post procedure

Rate of delayed intraparenchymal haemorrhage unrelated to aneurysm rupture, as assessed by the Clinical Events Committee

180 days (150 - 240 days) and 365 days (335 - 456 days) post procedure
Rate of peripheral bleeding
Tidsramme: Any event reported from discharge to 365 days (335 - 456 days) post procedure

Rate of peripheral bleeding, as assessed by the Clinical Events Committee

Any event reported from discharge to 365 days (335 - 456 days) post procedure
Rate of device deployment at the target site without technical complications
Tidsramme: During intervention

Rate of device deployment at the target site without technical complications, as assessed by the site

During intervention
Rate of complete aneurysm occlusion
Tidsramme: 180 days (150 - 240 days) and 365 days (335 - 456 days) post procedure

Rate of complete aneurysm occlusion using the 3-grade scale, as assessed by the Core Lab

180 days (150 - 240 days) and 365 days (335 - 456 days) post procedure
Rate of target aneurysm recurrence
Tidsramme: 180 days (150 - 240 days) and 365 days (335 - 456 days) post procedure

Rate of target aneurysm recurrence, as assessed by the Imaging Core Lab

180 days (150 - 240 days) and 365 days (335 - 456 days) post procedure
Rate of target aneurysm retreatment
Tidsramme: 180 days (150 - 240 days) and 365 days (335 - 456 days) post procedure

Rate of target aneurysm retreatment, as assessed by the Clinical Event Committee

180 days (150 - 240 days) and 365 days (335 - 456 days) post procedure
Rate of intrastent stenosis and/or thrombosis at the target site
Tidsramme: 180 days (150 - 240 days) and 365 days (335 - 456 days) post procedure

Rate of intrastent stenosis and/or thrombosis at the target site, as assessed by the Core Lab through DSA

180 days (150 - 240 days) and 365 days (335 - 456 days) post procedure
Mean length of hospital stay
Tidsramme: From admission up to discharge, assessed up to 456 days

Mean length of hospital stay (from hospital admission and up to hospital discharge)

From admission up to discharge, assessed up to 456 days

Samarbejdspartnere og efterforskere

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

Sponsor

Efterforskere

  • Ledende efterforsker: Laurent Pierot, Prof. Dr., CHRU Hôpital Maison-Blanche

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)

3. september 2021

Primær færdiggørelse (Faktiske)

4. december 2024

Studieafslutning (Faktiske)

12. december 2025

Datoer for studieregistrering

Først indsendt

26. april 2021

Først indsendt, der opfyldte QC-kriterier

30. april 2021

Først opslået (Faktiske)

3. maj 2021

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

18. september 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

15. september 2026

Sidst verificeret

1. september 2026

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • CO48/BO1309

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

Studerer et amerikansk FDA-reguleret lægemiddelprodukt

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Studerer et amerikansk FDA-reguleret enhedsprodukt

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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 .