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The Medtronic Endeavor III Drug Eluting Coronary Stent System Clinical Trial (ENDEAVOR III)

Primary Purpose

Coronary Artery Disease

Status
Completed
Phase
Not Applicable
Locations
Study Type
Interventional
Intervention
Percutaneous Coronary Stenting
Percutaneous Coronary Stenting
Sponsored by
Medtronic Vascular
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Coronary Artery Disease focused on measuring Restenosis

Eligibility Criteria

18 Years - undefined (Adult, Older Adult)All SexesDoes not accept healthy volunteers

Inclusion Criteria: The patient is at least 18 years of age. The patient must have clinical evidence of ischemic heart disease, stable or unstable angina, silent ischemia, or a positive functional study. The patient is an acceptable candidate for percutaneous transluminal coronary angioplasty (PTCA), stenting, and emergent coronary artery bypass graft (CABG) surgery. Female patients of childbearing potential must have a negative pregnancy test within seven (7) days before the procedure. The patient has been informed of the nature of the study and agrees to its provisions and has provided written informed consent as approved by the Institutional Review Board of the respective clinical site. The patient and the treating physician agree that the patient will return to the treating research center, or an affiliated institution under the same IRB jurisdiction, for all required post-procedure follow-up visits. A research staff member who has been properly trained to the Endeavor III protocol must conduct all follow-up evaluations. Exclusion Criteria: A known hypersensitivity or contraindication to aspirin, heparin, ticlopidine, clopidogrel, cobalt, nickel, chromium, molybdenum, or a sensitivity to contrast media, which cannot be adequately pre-medicated. History of an allergic reaction or significant sensitivity to drugs similar to ABT-578 (rapamycin or rapamycin analog). A platelet count < 100,000 cells/mm³ or > 700,000 cells/mm³, or a WBC < 3,000 cells/mm³. A creatinine level > 2.0 mg/dL. Evidence of an acute myocardial infarction within 72 hours of the intended treatment (defined as: Q wave or non-Q wave myocardial infarction having creatine kinase (CK) enzymes greater than or equal to 2X the upper laboratory normal with the presence of a creatine kinase myocardial-band isoenzyme (CK-MB) elevated above the Institution's upper limit of normal). Any previous or planned treatment of any vessel with a drug eluting stent. Previous or planned percutaneous coronary intervention of any vessel within 30 days pre or post procedure. Previous stenting anywhere in the target vessel. During the index procedure, the target lesion requires treatment with a device other than PTCA prior to stent placement (such as, but not limited to, cutting balloon, directional coronary atherectomy, excimer laser, rotational atherectomy, thrombectomy, etc.). History of a stroke or transient ischemic attack within the prior 6 months. Active peptic ulcer or upper gastrointestinal (GI) bleeding within the prior 6 months. History of bleeding diathesis or coagulopathy or will refuse blood transfusions. Concurrent medical condition with a life expectancy of less than 12 months. Any previous or planned treatment of the target vessel with anti-restenotic therapies including, but not limited to brachytherapy. Currently participating in an investigational drug or another device study that has not completed the primary endpoint or that clinically interferes with the current study endpoints; or requires coronary angiography, intravascular ultrasound (IVUS) or other coronary artery imaging procedures.

Sites / Locations

    Arms of the Study

    Arm 1

    Arm 2

    Arm Type

    Experimental

    Active Comparator

    Arm Label

    1

    2

    Arm Description

    Endeavor Drug Eluting Stent

    Cypher Drug Eluting Stent

    Outcomes

    Primary Outcome Measures

    In-segment late lumen loss

    Secondary Outcome Measures

    Device Success
    Lesion Success
    Procedure Success
    Major Adverse Cardiac Event (MACE) rate
    Target Site Revascularization (TSR) rate and clinically-driven TSR rate
    Target Vessel Revascularization (TVR) rate and clinically-driven TVR rate
    Target Vessel Failure (TVF) rate
    Angiographic binary restenosis (> 50% diameter stenosis) rate
    In-stent and in-segment minimum lumen diameter (MLD)
    Neointimal hyperplastic volume as measured by IVUS

    Full Information

    First Posted
    September 14, 2005
    Last Updated
    June 22, 2011
    Sponsor
    Medtronic Vascular
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    1. Study Identification

    Unique Protocol Identification Number
    NCT00217256
    Brief Title
    The Medtronic Endeavor III Drug Eluting Coronary Stent System Clinical Trial
    Acronym
    ENDEAVOR III
    Official Title
    A Randomized Controlled Trial of the Medtronic Endeavor Drug (ABT-578) Eluting Coronary Stent System Versus the Cypher Sirolimus-Eluting Coronary Stent System in De Novo Native Coronary Artery Lesions
    Study Type
    Interventional

    2. Study Status

    Record Verification Date
    June 2011
    Overall Recruitment Status
    Completed
    Study Start Date
    February 2004 (undefined)
    Primary Completion Date
    May 2005 (Actual)
    Study Completion Date
    December 2010 (Actual)

    3. Sponsor/Collaborators

    Name of the Sponsor
    Medtronic Vascular

    4. Oversight

    Data Monitoring Committee
    Yes

    5. Study Description

    Brief Summary
    To demonstrate the equivalency in in-segment late lumen loss at 8 months between the Endeavor Drug Eluting Coronary Stent System coated with ABT-578 (10 micrograms/mm) and the Cypher Sirolimus-Eluting Coronary Stent System for the treatment of single de novo lesions in native coronary arteries 2.5-3.5 mm in diameter.
    Detailed Description
    The ENDEAVOR III Trial is a prospective, multi-center, single-blind, randomized trial that enrolled 436 patients at 29 sites in the US. The purpose of this trial is to demonstrate the equivalency of in-segment late lumen loss at 8 months between the Endeavor stent and the Cypher stent for the treatment of single de novo lesions in native coronary arteries 2.5-3.5 mm in diameter. Patients were randomized to receive the Endeavor stent or the Cypher Sirolimus-Eluting Coronary Stent System. Enrollment was completed in September 2004.

    6. Conditions and Keywords

    Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
    Coronary Artery Disease
    Keywords
    Restenosis

    7. Study Design

    Primary Purpose
    Treatment
    Study Phase
    Not Applicable
    Interventional Study Model
    Parallel Assignment
    Masking
    ParticipantInvestigatorOutcomes Assessor
    Allocation
    Randomized
    Enrollment
    436 (Actual)

    8. Arms, Groups, and Interventions

    Arm Title
    1
    Arm Type
    Experimental
    Arm Description
    Endeavor Drug Eluting Stent
    Arm Title
    2
    Arm Type
    Active Comparator
    Arm Description
    Cypher Drug Eluting Stent
    Intervention Type
    Device
    Intervention Name(s)
    Percutaneous Coronary Stenting
    Intervention Description
    Endeavor Drug Eluting Stent
    Intervention Type
    Device
    Intervention Name(s)
    Percutaneous Coronary Stenting
    Intervention Description
    Cypher Drug Eluting Stent
    Primary Outcome Measure Information:
    Title
    In-segment late lumen loss
    Time Frame
    8 months
    Secondary Outcome Measure Information:
    Title
    Device Success
    Time Frame
    9 months
    Title
    Lesion Success
    Time Frame
    9 months
    Title
    Procedure Success
    Time Frame
    9 months
    Title
    Major Adverse Cardiac Event (MACE) rate
    Time Frame
    30 days, 6, 9, and 12 months
    Title
    Target Site Revascularization (TSR) rate and clinically-driven TSR rate
    Time Frame
    9 months
    Title
    Target Vessel Revascularization (TVR) rate and clinically-driven TVR rate
    Time Frame
    9 months
    Title
    Target Vessel Failure (TVF) rate
    Time Frame
    9 months
    Title
    Angiographic binary restenosis (> 50% diameter stenosis) rate
    Time Frame
    8 months
    Title
    In-stent and in-segment minimum lumen diameter (MLD)
    Time Frame
    8 months
    Title
    Neointimal hyperplastic volume as measured by IVUS
    Time Frame
    8 months

    10. Eligibility

    Sex
    All
    Minimum Age & Unit of Time
    18 Years
    Accepts Healthy Volunteers
    No
    Eligibility Criteria
    Inclusion Criteria: The patient is at least 18 years of age. The patient must have clinical evidence of ischemic heart disease, stable or unstable angina, silent ischemia, or a positive functional study. The patient is an acceptable candidate for percutaneous transluminal coronary angioplasty (PTCA), stenting, and emergent coronary artery bypass graft (CABG) surgery. Female patients of childbearing potential must have a negative pregnancy test within seven (7) days before the procedure. The patient has been informed of the nature of the study and agrees to its provisions and has provided written informed consent as approved by the Institutional Review Board of the respective clinical site. The patient and the treating physician agree that the patient will return to the treating research center, or an affiliated institution under the same IRB jurisdiction, for all required post-procedure follow-up visits. A research staff member who has been properly trained to the Endeavor III protocol must conduct all follow-up evaluations. Exclusion Criteria: A known hypersensitivity or contraindication to aspirin, heparin, ticlopidine, clopidogrel, cobalt, nickel, chromium, molybdenum, or a sensitivity to contrast media, which cannot be adequately pre-medicated. History of an allergic reaction or significant sensitivity to drugs similar to ABT-578 (rapamycin or rapamycin analog). A platelet count < 100,000 cells/mm³ or > 700,000 cells/mm³, or a WBC < 3,000 cells/mm³. A creatinine level > 2.0 mg/dL. Evidence of an acute myocardial infarction within 72 hours of the intended treatment (defined as: Q wave or non-Q wave myocardial infarction having creatine kinase (CK) enzymes greater than or equal to 2X the upper laboratory normal with the presence of a creatine kinase myocardial-band isoenzyme (CK-MB) elevated above the Institution's upper limit of normal). Any previous or planned treatment of any vessel with a drug eluting stent. Previous or planned percutaneous coronary intervention of any vessel within 30 days pre or post procedure. Previous stenting anywhere in the target vessel. During the index procedure, the target lesion requires treatment with a device other than PTCA prior to stent placement (such as, but not limited to, cutting balloon, directional coronary atherectomy, excimer laser, rotational atherectomy, thrombectomy, etc.). History of a stroke or transient ischemic attack within the prior 6 months. Active peptic ulcer or upper gastrointestinal (GI) bleeding within the prior 6 months. History of bleeding diathesis or coagulopathy or will refuse blood transfusions. Concurrent medical condition with a life expectancy of less than 12 months. Any previous or planned treatment of the target vessel with anti-restenotic therapies including, but not limited to brachytherapy. Currently participating in an investigational drug or another device study that has not completed the primary endpoint or that clinically interferes with the current study endpoints; or requires coronary angiography, intravascular ultrasound (IVUS) or other coronary artery imaging procedures.
    Overall Study Officials:
    First Name & Middle Initial & Last Name & Degree
    Martin B. Leon, M.D.
    Organizational Affiliation
    Columbia University College of Physicians & Surgeons
    Official's Role
    Principal Investigator

    12. IPD Sharing Statement

    Citations:
    PubMed Identifier
    21596327
    Citation
    Kandzari DE, Mauri L, Popma JJ, Turco MA, Gurbel PA, Fitzgerald PJ, Leon MB. Late-term clinical outcomes with zotarolimus- and sirolimus-eluting stents. 5-year follow-up of the ENDEAVOR III (A Randomized Controlled Trial of the Medtronic Endeavor Drug [ABT-578] Eluting Coronary Stent System Versus the Cypher Sirolimus-Eluting Coronary Stent System in De Novo Native Coronary Artery Lesions). JACC Cardiovasc Interv. 2011 May;4(5):543-50. doi: 10.1016/j.jcin.2010.12.014.
    Results Reference
    derived
    PubMed Identifier
    20142198
    Citation
    Remak E, Manson S, Hutton J, Brasseur P, Olivier E, Gershlick A. Cost-effectiveness of the Endeavor stent in de novo native coronary artery lesions updated with contemporary data. EuroIntervention. 2010 Feb;5(7):826-32. doi: 10.4244/eijv5i7a138.
    Results Reference
    derived
    PubMed Identifier
    20129546
    Citation
    Eisenstein EL, Leon MB, Kandzari DE, Mauri L, Edwards R, Kong DF, Cowper PA, Anstrom KJ; ENDEAVOR III Investigators. Long-term clinical and economic analysis of the Endeavor zotarolimus-eluting stent versus the cypher sirolimus-eluting stent: 3-year results from the ENDEAVOR III trial (Randomized Controlled Trial of the Medtronic Endeavor Drug [ABT-578] Eluting Coronary Stent System Versus the Cypher Sirolimus-Eluting Coronary Stent System in De Novo Native Coronary Artery Lesions). JACC Cardiovasc Interv. 2009 Dec;2(12):1199-207. doi: 10.1016/j.jcin.2009.10.009.
    Results Reference
    derived

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    The Medtronic Endeavor III Drug Eluting Coronary Stent System Clinical Trial

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