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Merit WRAPSODY AV Access Efficacy Study (WAVE) (WAVE)

14. mai 2026 oppdatert av: Merit Medical Systems, Inc.

Prospektiv, randomisert, kontrollert, multisenterstudie som sammenligner Merit WRAPSODY™ endovaskulær stentgraft med perkutan transluminal angioplastikk for behandling av venøs utstrømningskretsstenose eller okklusjon hos hemodialysepasienter. WAVE-studien

Formålet med studien er å demonstrere sikkerheten og effekten av Merit WRAPSODY endovaskulær stentgraft for behandling av stenose eller okklusjon i utløpskretsen for dialysetilgang.

Studieoversikt

Studietype

Intervensjonell

Registrering (Faktiske)

357

Fase

  • Ikke aktuelt

Kontakter og plasseringer

Denne delen inneholder kontaktinformasjon for de som utfører studien, og informasjon om hvor denne studien blir utført.

Studiesteder

      • Brasília, Brasil
        • Instituto Santa Marta De Ensino E Pesquisa
      • Recife, Brasil
        • Real Hospital Português de Beneficência em Pernambuco
      • Rio de Janeiro, Brasil
        • Hospital Universitário Pedro Ernesto
      • São Paulo, Brasil
        • Instituto Dante Pazzanese de Cardiologia
      • Toronto, Canada
        • Toronto General Hospital
    • Arizona
      • Tempe, Arizona, Forente stater, 85281
        • Southwest Kidney institute (SKI) Vascular Center
      • Tucson, Arizona, Forente stater, 85718
        • Pima Heart and Vascular
    • California
      • Orange, California, Forente stater, 92868
        • St. Joseph Hospital
    • Connecticut
      • Darien, Connecticut, Forente stater, 06820
        • Vascular Care Connecticut
    • Delaware
      • Newark, Delaware, Forente stater, 19713
        • Nephrology Associates
    • Florida
      • Jacksonville, Florida, Forente stater, 32256
        • First Coast Cardiovascular Institute
      • Miami, Florida, Forente stater, 33169
        • Open Access Miami, LLC
      • Oscala, Florida, Forente stater, 34471
        • Leesburg Vascular Access Center & Discovery Medical Research
      • Pensacola, Florida, Forente stater, 32504
        • Coastal Vascular and Interventional
    • Illinois
      • Chicago, Illinois, Forente stater, 60611
        • Northwestern Medical Center
      • Chicago, Illinois, Forente stater, 60559
        • Chicago Access Center
    • Indiana
      • Indianapolis, Indiana, Forente stater, 46202
        • Indiana University Hospital and Methodist Hospital
    • Kentucky
      • Ashland, Kentucky, Forente stater, 41101
        • King's Daughters Medical Center
    • Massachusetts
      • West Roxbury, Massachusetts, Forente stater, 02130
        • Brigham and Women's Faulkner Hospital
    • Michigan
      • Flint, Michigan, Forente stater, 48507
        • Michigan Vascular Access Center
    • New Jersey
      • Vineland, New Jersey, Forente stater, 80360
        • Vascular Institute of Atlantic Medical Imaging
    • North Carolina
      • Chapel Hill, North Carolina, Forente stater, 27599
        • UNC Health
      • Charlotte, North Carolina, Forente stater, 28202
        • Charlotte Radiology
      • Raleigh, North Carolina, Forente stater, 27607
        • NC Heart and Vascular Research
      • Raleigh, North Carolina, Forente stater, 27610
        • North Carolina Nephrology Raleigh Access
    • Ohio
      • Cleveland, Ohio, Forente stater, 44195
        • Cleveland Clinic
    • Pennsylvania
      • Pittsburgh, Pennsylvania, Forente stater, 15213
        • University Pittsburg Medical Center
    • Rhode Island
      • Providence, Rhode Island, Forente stater, 02906
        • Providence Access Center
    • South Carolina
      • Greenville, South Carolina, Forente stater, 29605
        • Prisma Health System Upstate
    • Texas
      • Dallas, Texas, Forente stater, 75235
        • Renal Disease Research Institute
      • Dallas, Texas, Forente stater, 75226
        • Soltero Cardiovascular Research Center
      • Fort Worth, Texas, Forente stater, 76104
        • PPG Health PA, DBA-Tarrant Vascular
      • Houston, Texas, Forente stater, 77030
        • Houston Methodist Hospital
      • Houston, Texas, Forente stater, 77008
        • Global Kidney Associates
      • Katy, Texas, Forente stater, 77494
        • University of Texas Health - Memorial Hermann Katy Hospital
      • Pasadena, Texas, Forente stater, 77504
        • CDVA
      • Plano, Texas, Forente stater, 75093
        • Dallas Nephrology Associates
    • Virginia
      • Virginia Beach, Virginia, Forente stater, 23507
        • Sentara Vascular Specialists
      • Birmingham, Storbritannia, B15 2TH
        • Queen Elizabeth Hospital
      • Dorchester, Storbritannia
        • Dorset County Hospital
      • London, Storbritannia, E1 1FR
        • Royal London Hospital
      • Oxford, Storbritannia, OX3 7LE
        • Churchill Hospital
      • Stevenage, Storbritannia, SG1 4AB
        • Lister Hospital

Deltakelseskriterier

Forskere ser etter personer som passer til en bestemt beskrivelse, kalt kvalifikasjonskriterier. Noen eksempler på disse kriteriene er en persons generelle helsetilstand eller tidligere behandlinger.

Kvalifikasjonskriterier

Alder som er kvalifisert for studier

18 år og eldre (Voksen, Eldre voksen)

Tar imot friske frivillige

Nei

Beskrivelse

Inklusjonskriterier:

  • Emnet gir skriftlig informert samtykke
  • Emnet er mann eller kvinne, med en alder ≥ 18 år på påmeldingsdatoen.
  • Forsøkspersonen er villig til å gjennomgå alle oppfølgingsvurderinger.
  • Forsøkspersonen har en forventet levealder ≥ 12 måneder.
  • Personen gjennomgår kronisk hemodialyse.
  • Forsøkspersonen har enten en moden AVF eller AVG i armen.
  • Mållesjon(er) involverer en de novo stenotisk eller ikke-stentet restenotisk lesjon.
  • Mållesjon har ≥50 % stenose.
  • Mållesjon(er) referansekardiameter er mellom 5,0 mm og 14,0 mm

Ekskluderingskriterier:

  • Pasienten har en kjent eller mistenkt infeksjon i hemodialysetilgangsstedet, systemisk infeksjon og/eller septikemi.
  • Pasienten har en hjerneslagdiagnose innen 3 måneder før innmelding.
  • Pasienten har en historie med ustabil angina eller hjerteinfarkt innen 60 dager før innmelding.
  • Personen er gravid, ammer eller har til hensikt å bli gravid i løpet av neste år.
  • Mållesjon er lokalisert i en stent/stentgraft.

Studieplan

Denne delen gir detaljer om studieplanen, inkludert hvordan studien er utformet og hva studien måler.

Hvordan er studiet utformet?

Designdetaljer

  • Primært formål: Behandling
  • Tildeling: Randomisert
  • Intervensjonsmodell: Parallell tildeling
  • Masking: Ingen (Open Label)

Våpen og intervensjoner

Deltakergruppe / Arm
Intervensjon / Behandling
Eksperimentell: AVF Perifer studiebehandlingsgruppe
Personer randomisert til behandling med WRAPSODY endovaskulær stentgraft
Mållesjon behandlet med stentgraftplassering
Annen: AVF Perifer kontrollgruppe
Personer randomisert til behandling med standard perkutan transluminal angioplastikk (PTA)
Mållesjon behandlet med standard perkutan transluminal angioplastikk (PTA)
Eksperimentell: AVG anastomose
Alle forsøkspersoner i denne enarmskohorten vil motta behandling med WRAPSODY Endovascular Stent Graft
Mållesjon behandlet med stentgraftplassering

Hva måler studien?

Primære resultatmål

Resultatmål
Tiltaksbeskrivelse
Tidsramme
Subjects Without Any Localized or Systemic Safety Events (Primary Safety Endpoint)
Tidsramme: 30 days
Percentage of subjects without any localized or systemic safety events through 30 days post-index procedure that affect the access or venous outflow circuit and resulted in reintervention, hospitalization, or death (not including stenosis or thrombosis). Endovascular procedures performed to treat safety events after the index study procedure will be considered surgeries.
30 days
Subjects With Target Lesion Primary Patency (TLPP) (Primary Effectiveness Endpoint:)
Tidsramme: 6 months
Percentage of subjects with Target Lesion Primary Patency (TLPP) at 6 Months. TLPP is defined as freedom from clinically-driven target lesion revascularization (CD-TLR) or target lesion thrombosis measured through 6 months post-procedure, which is the time interval of uninterrupted patency after study procedure to the next intervention performed on the target lesion or uncorrectable target lesion occlusion.
6 months

Sekundære resultatmål

Resultatmål
Tiltaksbeskrivelse
Tidsramme
Subjects With Target Lesion Primary Patency
Tidsramme: 12 months
Percentage of subjects with Target Lesion Primary Patency (TLPP) at 12 Months. TLPP is defined as freedom from clinically-driven target lesion revascularization (CD-TLR) or target lesion thrombosis measured through 6 months post-procedure, which is the time interval of uninterrupted patency after study procedure to the next intervention performed on the target lesion or uncorrectable target lesion occlusion.
12 months
Subjects With Target Lesion Primary Patency
Tidsramme: 24 months
Percentage of subjects with Target Lesion Primary Patency (TLPP) at 24 Months. TLPP is defined as freedom from clinically-driven target lesion revascularization (CD-TLR) or target lesion thrombosis measured through 6 months post-procedure, which is the time interval of uninterrupted patency after study procedure to the next intervention performed on the target lesion or uncorrectable target lesion occlusion.
24 months
Subjects With Assisted Target Lesion Primary Patency (aTLPP)
Tidsramme: 6 months

Kaplan Meier Estimate Percent Probability of Assisted Target Lesion Primary Patency at 6 months.

aTLPP was defined as time to loss of Assisted Primary Patency of the target lesion, which is the time from post-procedure until uncorrectable target lesion occlusion. Participants who did not experience loss of aTLPP were censored at the time of last available follow-up.

6 months
Subjects With Assisted Target Lesion Primary Patency (aTLPP)
Tidsramme: 12 months

Kaplan Meier Estimate Percent Probability of Assisted Target Lesion Primary Patency at 12 months.

aTLPP was defined as time to loss of Assisted Primary Patency of the target lesion, which is the time from post-procedure until uncorrectable target lesion occlusion. Participants who did not experience loss of aTLPP were censored at the time of last available follow-up.

12 months
Subjects With Assisted Target Lesion Primary Patency (aTLPP)
Tidsramme: 24 months

Kaplan Meier Estimate Percent Probability of Assisted Target Lesion Primary Patency at 24 months.

aTLPP was defined as time to loss of Assisted Primary Patency of the target lesion, which is the time from post-procedure until uncorrectable target lesion occlusion. Participants who did not experience loss of aTLPP were censored at the time of last available follow-up.

24 months
Subjects With Access Circuit Primary Patency (ACPP)
Tidsramme: 6 months
6 months
Subjects With Access Circuit Primary Patency (ACPP)
Tidsramme: 12 months
12 months
Subjects With Access Circuit Primary Patency (ACPP)
Tidsramme: 24 months
24 months
Subjects With Post-Procedure Secondary Patency
Tidsramme: 6 months

Kaplan Meier Estimate Percent Probability of Post-Procedure Secondary Patency at 6 months.

Post-Procedure Secondary Patency was defined as the interval post-procedure until access circuit abandonment. Participants who did not experience loss of Post-Procedure Secondary Patency were censored at the time of last available follow-up.

6 months
Subjects With Post-Procedure Secondary Patency
Tidsramme: 12 months

Kaplan Meier Estimate Percent Probability of Post-Procedure Secondary Patency at 12 months.

Post-Procedure Secondary Patency was defined as the interval post-procedure until access circuit abandonment. Participants who did not experience loss of Post-Procedure Secondary Patency were censored at the time of last available follow-up.

12 months
Subjects With Post-Procedure Secondary Patency
Tidsramme: 24 months

Kaplan Meier Estimate Percent Probability of Post-Procedure Secondary Patency at 24 months.

Post-Procedure Secondary Patency was defined as the interval post-procedure until access circuit abandonment. Participants who did not experience loss of Post-Procedure Secondary Patency were censored at the time of last available follow-up.

24 months
Rates of Procedure-related Adverse Events Involving the Access Circuit
Tidsramme: Index procedure
Rates of procedure-related adverse events involving the access circuit at index procedure
Index procedure
Rates of Device-related Adverse Events Involving the Access Circuit
Tidsramme: Index procedure
Rates of device-related adverse events involving the access circuit at index procedure
Index procedure
Rates of Procedure-related Adverse Events Involving the Access Circuit
Tidsramme: 30 days
Rates of procedure-related adverse events involving the access circuit at 30 days
30 days
Rates of Device-related Adverse Events Involving the Access Circuit
Tidsramme: 30 days
Rates of device-related adverse events involving the access circuit at 30 days
30 days
Rates of Procedure-related Adverse Events Involving the Access Circuit
Tidsramme: 6 months
Rates of procedure-related adverse events involving the access circuit at 6 months
6 months
Rates of Device-related Adverse Events Involving the Access Circuit
Tidsramme: 6 months
Rates of device-related adverse events involving the access circuit at 6 months
6 months
Rates of Procedure-related Adverse Events Involving the Access Circuit
Tidsramme: 12 Months
Rates of procedure-related adverse events involving the access circuit at 12 months
12 Months
Rates of Device-related Adverse Events Involving the Access Circuit
Tidsramme: 12 Months
Rates of device-related adverse events involving the access circuit at 12 months
12 Months
Rates of Procedure-related Adverse Events Involving the Access Circuit
Tidsramme: 24 Months
Rates of procedure-related adverse events involving the access circuit at 24 months
24 Months
Rates of Device-related Adverse Events Involving the Access Circuit
Tidsramme: 24 Months
Rates of device-related adverse events involving the access circuit at 24 months
24 Months

Samarbeidspartnere og etterforskere

Det er her du vil finne personer og organisasjoner som er involvert i denne studien.

Etterforskere

  • Hovedetterforsker: Robert Jones, MD, The Queen Elizabeth Hospital
  • Hovedetterforsker: Mahmood K Razavi, MD, St. Joseph's Hospital, Orange, CA

Studierekorddatoer

Disse datoene sporer fremdriften for innsending av studieposter og sammendragsresultater til ClinicalTrials.gov. Studieposter og rapporterte resultater gjennomgås av National Library of Medicine (NLM) for å sikre at de oppfyller spesifikke kvalitetskontrollstandarder før de legges ut på det offentlige nettstedet.

Studer hoveddatoer

Studiestart (Faktiske)

9. mars 2021

Primær fullføring (Faktiske)

22. februar 2024

Studiet fullført (Faktiske)

25. juli 2025

Datoer for studieregistrering

Først innsendt

1. september 2020

Først innsendt som oppfylte QC-kriteriene

1. september 2020

Først lagt ut (Faktiske)

7. september 2020

Oppdateringer av studieposter

Sist oppdatering lagt ut (Faktiske)

10. juni 2026

Siste oppdatering sendt inn som oppfylte QC-kriteriene

14. mai 2026

Sist bekreftet

1. april 2026

Mer informasjon

Begreper knyttet til denne studien

Legemiddel- og utstyrsinformasjon, studiedokumenter

Studerer et amerikansk FDA-regulert medikamentprodukt

Nei

Studerer et amerikansk FDA-regulert enhetsprodukt

Ja

produkt produsert i og eksportert fra USA

Nei

Denne informasjonen ble hentet direkte fra nettstedet clinicaltrials.gov uten noen endringer. Hvis du har noen forespørsler om å endre, fjerne eller oppdatere studiedetaljene dine, vennligst kontakt register@clinicaltrials.gov. Så snart en endring er implementert på clinicaltrials.gov, vil denne også bli oppdatert automatisk på nettstedet vårt. .

Kliniske studier på Venøs stenose

Kliniske studier på Merit WRAPSODY Endovaskulær stentgraft

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