EVOLVE II QCA: A Prospective, Multicenter Trial to Assess the SYNERGY Everolimus-Eluting Platinum Chromium Coronary Stent System (SYNERGY Stent System) for the Treatment of Atherosclerotic Lesion(s)

This study is currently recruiting participants.
Verified April 2013 by Boston Scientific Corporation
Sponsor:
Collaborators:
Beth Israel Deaconess Medical Center
Medstar Research Institute
Quintiles
Medidata Solutions
Information provided by (Responsible Party):
Boston Scientific Corporation
ClinicalTrials.gov Identifier:
NCT01787799
First received: January 16, 2013
Last updated: April 12, 2013
Last verified: April 2013
  Purpose

The purpose of this study is to evaluate 9 month angiographic and intravascular ultrasound (IVUS) data for the SYNERGY Everolimus-Eluting Platinum Chromium Coronary Stent System (SYNERGY Stent System) in the treatment of subjects with atherosclerotic lesion(s) ≤34 mm in length (by visual estimate) in native coronary arteries ≥2.25 mm to ≤4.0 mm in diameter (by visual estimate).


Condition Intervention Phase
Atherosclerotic Lesion(s)
Device: SYNERGY
Phase 3

Study Type: Interventional
Study Design: Endpoint Classification: Safety/Efficacy Study
Intervention Model: Single Group Assignment
Masking: Open Label
Primary Purpose: Treatment
Official Title: A Prospective, Multicenter Trial to Evaluate 9 Month Angiographic and Intravascular Ultrasound (IVUS) Data for the SYNERGY Everolimus-Eluting Platinum Chromium Coronary Stent System (SYNERGY Stent System) in the Treatment of Subjects With Atherosclerotic Lesion(s) ≤34 mm in Length (by Visual Estimate) in Native Coronary Arteries ≥2.25 mm to ≤4.0 mm in Diameter (by Visual Estimate)

Resource links provided by NLM:


Further study details as provided by Boston Scientific Corporation:

Primary Outcome Measures:
  • In-stent late loss [ Time Frame: 9 month ] [ Designated as safety issue: No ]
    In-stent late loss at 9 months post-procedure as measured by quantitative coronary angiography (QCA)


Secondary Outcome Measures:
  • Target lesion revascularization (TLR) rate [ Time Frame: 30 days, 9 months, 12 months ] [ Designated as safety issue: Yes ]
  • Target lesion failure (TLF) rate [ Time Frame: 30 days, 9 months, 12 months ] [ Designated as safety issue: Yes ]
  • Target vessel revascularization (TVR) rate [ Time Frame: 30 days, 9 months, 12 months ] [ Designated as safety issue: Yes ]
  • Target vessel failure (TVF) rate [ Time Frame: 30 days, 9 months, 12 months ] [ Designated as safety issue: Yes ]
  • All revascularization rate [ Time Frame: 30 days, 9 months, 12 months ] [ Designated as safety issue: No ]
  • Myocardial infarction (MI) rate [ Time Frame: 30 days, 9 months, 12 months ] [ Designated as safety issue: Yes ]
    Q-wave and non-Q-wave

  • Cardiac death rate [ Time Frame: 30 days, 9 months, 12 months ] [ Designated as safety issue: Yes ]
  • Non-cardiac death rate [ Time Frame: 30 days. 9 months, 12 months ] [ Designated as safety issue: Yes ]
  • All death rate [ Time Frame: 30 days, 9 months, 12 months ] [ Designated as safety issue: Yes ]
  • Cardiac death or MI rate [ Time Frame: 30 days, 9 months, 12 months ] [ Designated as safety issue: Yes ]
  • All death or MI rate [ Time Frame: 30 days, 9 months, 12 months ] [ Designated as safety issue: Yes ]
  • All death/MI/TVR rate [ Time Frame: 30 days, 9 months, 12 months ] [ Designated as safety issue: Yes ]
  • Stent thrombosis rates [ Time Frame: 30 days, 9 months, 12 months ] [ Designated as safety issue: Yes ]
    by Academic Research Consortium [ARC] definitions

  • Stroke rate [ Time Frame: 30 days, 9 months, 12 months ] [ Designated as safety issue: Yes ]
    ischemic and hemorrhagic

  • Longitudinal stent deformation rate assessed by an independent angiographic core laboratory [ Time Frame: 30 days, 9 months, 12 months ] [ Designated as safety issue: No ]
  • Technical success rate [ Time Frame: Participants will be followed for the duration of hospital stay, an expected average of 1 day. ] [ Designated as safety issue: No ]
    Technical success is successful delivery and deployment of the study stent to the target vessel, without balloon rupture or stent embolization, and post-procedure diameter stenosis of <30% in 2 near-orthogonal projections with TIMI 3 flow in the target lesion, as visually assessed by the physician.

  • Clinical procedural success rate [ Time Frame: Participants will be followed for the duration of hospital stay, an expected average of 1 day. ] [ Designated as safety issue: Yes ]
    Clinical procedural success is post-procedure diameter stenosis <30% in 2 near-orthogonal projections with TIMI 3 flow in all target lesions, as visually assessed by the physician, without the occurrence of in-hospital MI, TVR, or cardiac death.

  • In-stent and in-segment percent diameter stenosis (%DS) measured by QCA [ Time Frame: Participants will be followed for the duration of hospital stay, an expected average of 1 day. ] [ Designated as safety issue: No ]
    QCA will be done by an external Lab, but the angio used for the QCA is done during procedure.

  • In-stent and in-segment minimum lumen diameter (MLD) measured by QCA [ Time Frame: Participants will be followed for the duration of hospital stay, an expected average of 1 day. ] [ Designated as safety issue: No ]
    QCA will be done by an external Lab, but the angio used for the QCA is done during procedure.

  • In-stent and in-segment acute gain measured by QCA [ Time Frame: Participants will be followed for the duration of hospital stay, an expected average of 1 day. ] [ Designated as safety issue: No ]
    QCA will be done by an external Lab, but the angio used for the QCA is done during procedure.

  • Longitudinal stent deformation rate by QCA [ Time Frame: Participants will be followed for the duration of hospital stay, an expected average of 1 day. ] [ Designated as safety issue: No ]
    QCA will be done by an external Lab, but the angio used for the QCA is done during procedure.

  • In-stent and in-segment %DS [ Time Frame: 9 months ] [ Designated as safety issue: No ]
    Measured by QCA

  • In-segment late loss [ Time Frame: 9 months ] [ Designated as safety issue: No ]
    QCA

  • In-stent and in-segment binary restenosis rate [ Time Frame: 9 months ] [ Designated as safety issue: No ]
    QCA

  • In-stent and in-segment MLD [ Time Frame: 9 months ] [ Designated as safety issue: No ]
    QCA

  • Stent fracture rate [ Time Frame: 9 months ] [ Designated as safety issue: No ]
    QCA

  • Longitudinal stent deformation rate [ Time Frame: 9 months ] [ Designated as safety issue: No ]
    QCA

  • Incomplete apposition [ Time Frame: 9 months ] [ Designated as safety issue: No ]
    IVUS

  • Percent net volume obstruction [ Time Frame: 9 months ] [ Designated as safety issue: No ]
    IVUS

  • Stent, vessel and lumen area volumes [ Time Frame: 9 months ] [ Designated as safety issue: No ]
    IVUS


Estimated Enrollment: 100
Study Start Date: March 2013
Estimated Study Completion Date: December 2014
Estimated Primary Completion Date: August 2014 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: SYNERGY Stent System
SYNERGY Everolimus-Eluting Platinum Chromium Coronary Stent System (SYNERGY Stent System)
Device: SYNERGY
Synergy is a device/drug combination product composed of two components, a device (coronary stent system including a chromium stent platform) and a drug product (a formulation of everolimus contained in a bioabsorbable polymer coating.

  Eligibility

Ages Eligible for Study:   18 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Subject must be at least 18 years of age
  • Subject (or legal guardian) understands the trial requirements and the treatment procedures and provides written informed consent before any trial-specific tests or procedures are performed
  • For subjects less than 20 years of age enrolled at a Japanese site, the subject and the subject's legal representative must provide written informed consent before any study-specific tests or procedures are performed
  • Subject is eligible for percutaneous coronary intervention (PCI)
  • Subject has symptomatic coronary artery disease with objective evidence of ischemia or silent ischemia
  • Subject is an acceptable candidate for coronary artery bypass grafting (CABG)
  • Subject is willing to comply with all protocol-required follow-up evaluation

Angiographic Inclusion Criteria (visual estimate)

  • Target lesion(s) must be located in a native coronary artery with a visually estimated reference vessel diameter (RVD) ≥2.25 mm and ≤4.0 mm
  • Target lesion(s) length must be ≤34 mm (by visual estimate)
  • Target lesion(s) must have visually estimated stenosis ≥50% and <100% with thrombolysis in Myocardial Infarction (TIMI) flow >1 and one of the following (stenosis ≥70%, abnormal fractional flow reserve (FFR), abnormal stress or imaging stress test, or elevated biomarkers prior to the procedure)
  • Coronary anatomy is likely to allow delivery of a study device to the target lesions(s)
  • The first lesion treated must be successfully pre-dilated/pretreated

Exclusion Criteria:

  • Subject has clinical symptoms and/or electrocardiogram (ECG) changes consistent with acute ST elevation MI (STEMI)
  • Subject has cardiogenic shock, hemodynamic instability requiring inotropic or mechanical circulatory support, intractable ventricular arrhythmias, or ongoing intractable angina
  • Subject has received an organ transplant or is on a waiting list for an organ transplant
  • Subject is receiving or scheduled to receive chemotherapy within 30 days before or after the index procedure
  • Planned PCI (including staged procedures) or CABG after the index procedure
  • Subject previously treated at any time with intravascular brachytherapy
  • Subject has a known allergy to contrast (that cannot be adequately premedicated) and/or the trial stent system or protocol-required concomitant medications (e.g., platinum, platinum-chromium alloy, stainless steel, everolimus or structurally related compounds, polymer or individual components, all P2Y12 inhibitors (clopidogrel, ticlopidine, prasugrel, or ticagrelor), or aspirin)
  • Subject has one of the following (as assessed prior to the index procedure):

    • Other serious medical illness (e.g., cancer, congestive heart failure) with estimated life expectancy of less than 24 months
    • Current problems with substance abuse (e.g., alcohol, cocaine, heroin, etc.)
    • Planned procedure that may cause non-compliance with the protocol or confound data interpretation
  • Subject is receiving chronic (≥72 hours) anticoagulation therapy (i.e., heparin, coumadin) for indications other than acute coronary syndrome
  • Subject has a platelet count <100,000 cells/mm3 or >700,000 cells/mm3
  • Subject has a white blood cell (WBC) count < 3,000 cells/mm3
  • Subject has documented or suspected liver disease, including laboratory evidence of hepatitis
  • Subject is on dialysis or has baseline serum creatinine level >2.0 mg/dL (177µmol/L)
  • Subject has a history of bleeding diathesis or coagulopathy or will refuse blood transfusions
  • Subject has had a history of cerebrovascular accident (CVA) or transient ischemic attack (TIA) within the past 6 months
  • Subject has an active peptic ulcer or active gastrointestinal (GI) bleeding
  • Subject has severe symptomatic heart failure (i.e., New York Heart Association (NYHA) class IV)
  • Subject is participating in another investigational drug or device clinical trial that has not reached its primary endpoint
  • Subject intends to participate in another investigational drug or device clinical trial within 12 months after the index procedure
  • Subject with known intention to procreate within 12 months after the index procedure (women of child-bearing potential who are sexually active must agree to use a reliable method of contraception from the time of screening through 12 months after the index procedure)
  • Subject is a woman who is pregnant or nursing (a pregnancy test must be performed within 7 days prior to the index procedure in women of child-bearing potential)

Angiographic Exclusion Criteria (visual estimate)

Planned treatment of more than 3 lesions

  • Planned treatment of lesions in more than 2 major epicardial vessels
  • Planned treatment of a single lesion with more than 1 stent
  • Subject has 2 target lesions in the same vessel that are separated by less than 15 mm (by visual estimate)
  • Target lesion(s) is located in the left main
  • Target lesion(s) is located within 3 mm of the origin of the left anterior descending (LAD) coronary artery or left circumflex (LCx) coronary artery by visual estimate.
  • Target lesion(s) is located within a saphenous vein graft or an arterial graft
  • Target lesion(s) will be accessed via a saphenous vein graft or arterial graft
  • Target lesion(s) with a TIMI flow 0 (total occlusion) or TIMI flow 1 prior to guide wire crossing
  • Target lesion(s) treated during the index procedure that involves a complex bifurcation (e.g., bifurcation lesion requiring treatment with more than 1 stent)
  • Target lesion(s) is restenotic from a previous stent implantation or study stent would overlap with a previous stent
  • Subject has unprotected left main coronary artery disease (>50% diameter stenosis)
  • Subject has been treated with any type of PCI (i.e., balloon angioplasty, stent, cutting balloon atherectomy) within 24 hours prior to the index procedure
  • Thrombus, or possible thrombus, present in the target vessel (by visual estimate)
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT01787799

Contacts
Contact: Thomas Naeschen, PhD +492102489 ext 450 naeschet@bsci.com
Contact: Alison J Osattin, MPH 508.683.6574 Alison.Osattin@bsci.com

Locations
Australia, Queensland
The Prince Charles Hospital Not yet recruiting
Chermside, Queensland, Australia, 4032
Contact: Darren Walters, Dr.     + 610731394000     warwickj@ascotcardiology.co.nz    
Principal Investigator: Darren Walters, Dr.            
Australia, Victoria
Monash Medical Centre-Clayton Campus Not yet recruiting
Clayton, Victoria, Australia, 3168
Contact: Ian Meredith, Professor     +61395942726     ian.meredith@myheart.id.au    
Principal Investigator: Ian Meredith, Professor            
St Vincent's Hospital Melbourne Not yet recruiting
Fitzroy, Victoria, Australia, 3085
Contact: Robert Whitbourn, Dr.     +61392884442     robert.whitbourn@svhm.org.au    
Principal Investigator: Robert Whitbourn, Dr.            
Australia, Western Australia
Fremantle Hospital Not yet recruiting
Fremantle, Western Australia, Australia, 6160
Contact: Alan Whelan, Dr.     + 61894313333     alan.whelan@health.wa.gov.au    
Principal Investigator: Alan Whelan, Dr.            
Japan
Shonan Kamakura General Hospital Recruiting
Kamakura-shi, Kanagawa, Japan, 247-8533
Contact: Shigeru Saito, Dr.     + 81467461717        
Principal Investigator: Shigeru Saito, Dr.            
New Zealand
North Shore Hospital Not yet recruiting
Auckland, New Zealand, 622
Contact: Seif El-Jack, Dr.     + 6494868920     seif.eljack@waitematadhb.govt.nz    
Contact: Hector Gonzales     +64 9 486 8920 ext 2231     Hector.Gonzales@waitematadhb.govt.nz    
Principal Investigator: Seif El-Jack, Dr.            
Middlemore Hospital Not yet recruiting
Auckland, New Zealand, 1640
Contact: Douglas Scott, Dr.     + 6492760000     douglas.scott@middlemore.co.nz    
Principal Investigator: Douglas Scott, Dr.            
Ascot Angiography Ltd Not yet recruiting
Auckland, New Zealand, 1050
Contact: Jaffe Warwick, Dr.     + 6495209533     warwickj@ascotcardiology.co.nz    
Principal Investigator: Jaffe Warwick, Dr.            
Christchurch Hospital NZ Not yet recruiting
Christchurch, New Zealand, 8011
Contact: Dougal McClean, Dr.     + 6433641096     dougalmcclean@clear.net.nz    
Principal Investigator: Dougal McClean, Dr.            
Sponsors and Collaborators
Boston Scientific Corporation
Beth Israel Deaconess Medical Center
Medstar Research Institute
Quintiles
Medidata Solutions
Investigators
Principal Investigator: Ian Meredith, Professor Monash Medical Centre-Clayton Campus, 246 Clayton Road, 3168 Clayton, Victoria, Australia
  More Information

No publications provided

Responsible Party: Boston Scientific Corporation
ClinicalTrials.gov Identifier: NCT01787799     History of Changes
Other Study ID Numbers: S2072
Study First Received: January 16, 2013
Last Updated: April 12, 2013
Health Authority: Australia: National Health and Medical Research Council
New Zealand: Ministry of Health
Singapore: Ministry of Health
Japan: Pharmaceuticals and Medical Devices Agency

Keywords provided by Boston Scientific Corporation:
Drug-eluting stents

Additional relevant MeSH terms:
Chromium
Everolimus
Sirolimus
Trace Elements
Micronutrients
Growth Substances
Physiological Effects of Drugs
Pharmacologic Actions
Immunosuppressive Agents
Immunologic Factors
Antibiotics, Antineoplastic
Antineoplastic Agents
Therapeutic Uses
Antifungal Agents
Anti-Infective Agents
Anti-Bacterial Agents

ClinicalTrials.gov processed this record on May 19, 2013