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Single Long vs Two Short Overlapping Bioabsorbable Polymer DES (ROCCO)

25. marts 2015 opdateret af: Lupi Alessandro, Azienda Ospedaliero Universitaria Maggiore della Carita

Randomized Study to Evaluate Segmental Late Loss Comparing Two PCI Strategies Using a Long Stent vs 2 Shorter Stents to Treat Long or Tandem Coronary Stenosis.

Multiple overlapping drug-eluting coronary stents (DES) are usually needed to treat long coronary stenoses but this strategy is expensive and the response to overlapping DES has not been extensively studied. The recent availability of bioabsorbable polymer DES could allow treatment of long coronary stenoses without leaving gross burden of non-absorbable polymer in the vessel wall, even in case of overlapping stents.

Thus we planned to evaluate which of the 2 strategies, namely using a single long biabsorbable DES or two shorter biabsorbable DES with minimal overlapping, is better in treating long coronary stenoses.

The study is a spontanous randomized multicenter open-label study. A maximum of 300 patients with stable angina and at leat 1 coronary stenosis >28mm and <40mm of length will be randomized in 1:1 fashion by a Web-based electronic CRF. The long stent group (Group A) will be treated by a single 44mm Biomime DES (II generation DES with bioabsorbable polymer, Meril Life Sciences Pvt. Ltd., Gujarat, India). The short stent group (Group B) will be treated by 2 short Biomime DES positioned with minimal overlapping. The primary end-point of the study will be the 6 moth in-stent late lumen loss. Seconadry end-points will be 1, 6 and 12 month overall mortality, myocardial infarction, target vessel revascularization, stent thrombosis and MACE (combination of the 3 previous clinical end-points). Patients will be evaluated by 6-month control coronary angiography and late lumen loss in the stented vessel will be measured in a quantitative coronary angiography Core Lab (Cardioimaging Centre, Novara, Italy)

Studieoversigt

Status

Ukendt

Betingelser

Undersøgelsestype

Interventionel

Tilmelding (Forventet)

300

Fase

  • Ikke anvendelig

Kontakter og lokationer

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

Studiesteder

      • Novara, Italien, 28100
        • Rekruttering
        • Ospedale Maggiore della Carità
        • Kontakt:
        • Ledende efterforsker:
          • Alessandro Lupi, MD
        • Underforsker:
          • Andrea Rognoni, MD

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. De novo coronary artery stenosis in a major coronary artery branch (reference diameter 2.5-4.0 mm) with a lenght >28mm and <39mm
  2. Symptoms or instrumental evidence of myocardial ischemia:

    • Chronic stable angina [Canadian Cardiovascular Society Classification]
    • Unstable angina with ECG changes or troponin release (Braunwald Class IB-C, IIB-C, or IIIB-C)
    • Stress ECG or myocardial perfusion imaging or stress echocardiography positive for inducible myocardial ischemia
  3. Written informed consent to the study

Exclusion Criteria:

  1. Pregnancy or lactation
  2. Acute ST elevation myocardial infarction (primary angioplasty)
  3. Cardiogenic shock
  4. Known allergic reactions to aspirin, clopidogrel, prasugrel, heparin, enoxaparin, bivalirudin, steel, chromium, iodiate contrast medium
  5. Platelets <75.000/mm3 or >700.000/mm3 or white blood cells <3.000/mm3.
  6. Partecipation to other studies.
  7. Active or <3 months peptic ulcer or gastrointestinal bleeding
  8. Planned major surgery non delayable .
  9. Comorbidities limiting life expectancy to <1 year.
  10. Unprotected left main disease as target lesion
  11. Chronic total occlusion as target lesion
  12. Bifurcation with side branch > 2.5mm as target lesion
  13. Restenosis as target lesion
  14. saphenous vein graft as target lesion.

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
Aktiv komparator: Single long bioabsorbable polymer DES
Patients with long coronary stenosis treated by a single long bioabsorbable polymer DES
implantation in patients with long coronary artery stenosis of a single long or two shorter overlapped bioabsorbable polymer DES
Aktiv komparator: Two bioabsorbable polymer DES in overlapping
patients with long coronary artery stenosis tretaed by 2 bioabsorbable polymer DES with minimal overlapping
implantation in patients with long coronary artery stenosis of a single long or two shorter overlapped bioabsorbable polymer DES

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
follow up in-stent late lumen loss
Tidsramme: 6-month
difference between the in-stent coronary lumen measure obtained immediately after coronary percutaneous intervention and the in-stent coronary lumen measure at follow up
6-month

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
overall mortality
Tidsramme: 1 year
mortality for all causes
1 year
Myocardial infarction
Tidsramme: 1 year
Myocardial infarction (universal definition of myocardial infarction, ACC/AHA/ESC statement) in the territory of the treated coronary artery
1 year
target vessel revascularization
Tidsramme: 1 year
revascularization of the treated coronary vessel by repeated percutaneous coronary intervention or coronary artery bypass grafting due to restenosis and or symptoms or instrumental signs of myocardial ischemia
1 year
Stent thrombosis
Tidsramme: 2 years
Coronary stent thrombosis according to ARC definition
2 years
MACE (major coronary adverse event)
Tidsramme: 1 year
combined endpoint = presence of overall death or myocardial infarction or target vessel revascularization or stent thrombosis
1 year

Samarbejdspartnere og efterforskere

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

Efterforskere

  • Ledende efterforsker: Alessandro Lupi, MD, AOU Maggiore della Carità - Novara
  • Studiestol: Angelo S Bongo, MD, AOU Maggiore della Carità - Novara

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.

Hjælpsomme links

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

1. marts 2014

Primær færdiggørelse (Forventet)

1. december 2015

Studieafslutning (Forventet)

1. marts 2016

Datoer for studieregistrering

Først indsendt

27. oktober 2012

Først indsendt, der opfyldte QC-kriterier

27. oktober 2012

Først opslået (Skøn)

31. oktober 2012

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Skøn)

26. marts 2015

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

25. marts 2015

Sidst verificeret

1. marts 2015

Mere information

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 .

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