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Completed

NCT Number: NCT01334268

RESOLUTE China RCT

The primary objective of this study is to evaluate the in-stent late lumen loss (LLL) at 9 months, defined as the difference between the post-procedure minimal lumen diameter (MLD) and the follow-up angiography MLD, of the Resolute Zotarolimus-Eluting Coronary Stent System compared to Taxus Liberte Paclitaxel-Eluting Coronary Stent System in a real-world all-comer patient population requiring stent implantation.

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

An Zhen Hospital, Beijing, Beijing Municipality, China

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About this study

This study is a prospective, multicenter, randomized, two-arm, open-label study, designed to assess the non-inferiority of Resolute stent compared to Taxus Liberte stent in in-stent late lumen loss.

The primary objective of this study is to evaluate the in-stent late lumen loss (LLL) at 9 months, defined as the difference between the post-procedure minimal lumen diameter (MLD) and the follow-up angiography MLD, of the Resolute Zotarolimus-Eluting Coronary Stent System compared to Taxus Liberte Paclitaxel-Eluting Coronary Stent System in a real-world all-comer patient population requiring stent implantation.

This trial will be conducted at approximately 20 sites and will enroll up to 400 subjects, randomized to the Resolute stent and Taxus Liberte stent in a 1:1 ratio. Subjects will be randomized using an interactive voice response system (IVRS).

Due to the design characteristics of the devices, the study investigators and operators can not be blinded. However, the clinical event adjudication committee, consisting of cardiologists who are not participating in the study, will be blinded for the treatment arm of the subjects to avoid a potential bias in the adjudication process of events.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

Patient must meet all of the following criteria to be eligible for treatment in the trial:

  • Age ≥ 18 years or minimum age as required by local regulations
  • The patient is an acceptable candidate for treatment with a drug-eluting stent in accordance with the applicable guidelines on percutaneous coronary interventions, the Instructions for Use of the Resolute stent and Taxus Liberte stent and the Declaration of Helsinki
  • The patient or legal representative has been informed of the nature of the trial and has consented to participate and authorized the collection and release of his/her medical information by signing a Patient Informed Consent Form
  • Intention to electively implant at least one Resolute stent or Taxus Liberte stent
  • The patient is willing and able to cooperate with study procedures and required follow up visits

Exclusion criteria

Patients will be excluded from the trial if any of the following criteria are met:

  • Known intolerance to aspirin, clopidogrel or ticlopidin, heparin, bivalirudin, cobalt, nickel, chromium, molybdenum, 316L stainless steel, polymer coatings (e.g. Biolinx), zotarolimus, paclitaxel, rapamycin, tacrolimus, everolimus, or any other analogue or derivative, or contrast media
  • Women with known pregnancy or who are lactating
  • High probability of non-adherence to the follow-up requirements (due to social, psychological or medical reasons)
  • Currently participating in another trial that has not completed the primary endpoint or that clinically interferes with the current trial requirements
  • Planned surgery within 6 months of PCI unless dual anti-platelet therapy is maintained throughout the peri-surgical period
  • Previous enrollment in the Resolute China RCT

Treatment and study plan

Taxus Liberte Paclitaxel-Eluting Coronary Stent System

Device

Taxus Liberte Paclitaxel-Eluting Coronary Stent System Implantation

Other names: Taxus

Resolute Zotarolimus-Eluting Coronary Stent System

Device

Resolute Zotarolimus-Eluting Coronary Stent System Implantation

Other names: Resolute

Primary outcomes

  1. in-stent late lumen loss (LLL)

    Time frame: 9 months

    in-stent late lumen loss (LLL), defined as the difference between the post-procedure minimal lumen diameter (MLD) and the follow-up angiography MLD.

Secondary outcomes

  1. Device success

    Time frame: at the end of the index procedure or during hospital stay

    Definition 1: The attainment of <50% residual stenosis of the target lesion using only the assigned device.

    Definition 2: The attainment of < 30% residual stenosis by QCA (or < 20% by visual assessment) AND a TIMI flow 3 after the procedure, using the assigned device only. These measurements will be made by the independent angiographic core laboratory. If the core laboratory is unable to assess the % residual stenosis, the Investigator's assessment as recorded in the CRF will be used for the statistical analysis.

  2. Death

    Time frame: 30d, 6m, 12m, 2yr, 3yr, 4yr, 5yr

    All deaths are considered cardiac unless an unequivocal non-cardiac cause can be established. Specifically, any unexpected death even in patients with coexisting potentially fatal non-cardiac disease (e.g. cancer, infection) should be classified as cardiac.

  3. Myocardial infarction

    Time frame: 30d, 6m, 12m, 2yr, 3yr, 4yr, 5yr

    All myocardial infarction data will be reported per Medtronic historical protocol definitions and according the Academic Research Consortium (ARC) definitions.

  4. MACE composite endpoint

    Time frame: 30d, 6m, 12m, 2yr, 3yr, 4yr, 5yr

    Death, myocardial infarction (MI) (Q wave and non-Q wave), emergent coronary bypass surgery (CABG), or clinically-driven repeat target lesion revascularization by percutaneous or surgical methods.

  5. Composite endpoint of (all cause) mortality, Myocardial Infarction (Q-wave and non Q-wave) or (any) revascularization

    Time frame: 30d, 6m, 12m, 2yr, 3yr, 4yr, 5yr

    Mortality, Myocardial Infarction (Q-wave and non Q wave) or (any) revascularization.

  6. All revascularizations

    Time frame: 30d, 6m, 12m, 2yr, 3yr, 4yr, 5yr

    Target Legion Revascularization (TLR), Target Vessel Revascularization (TVR) and Non-TVR.

  7. Target lesion failure (TLF)

    Time frame: 30d, 6m, 12m, 2yr, 3yr, 4yr, 5yr

    A composite endpoint of cardiac death, target vessel myocardial infarction (Q wave and non Q wave) or clinically-driven target lesion revascularization (TLR) by percutaneous or surgical methods.

  8. Target vessel failure (TVF)

    Time frame: 30d, 6m, 12m, 2yr, 3yr, 4yr, 5yr

    A composite endpoint of cardiac death, target vessel myocardial infarction, or clinically-driven target vessel revascularization(TVR.

  9. Stent thrombosis

    Time frame: 30d, 6m, 12m, 2yr, 3yr, 4yr, 5yr

    As determined by Medtronic historic and ARC definitions.

  10. Lesion success

    Time frame: At the end of the index procedure or during hospital stay

    Definition 1: The attainment of <50% residual stenosis of the target lesion using any percutaneous method.

    Definition 2: The attainment of < 30% residual stenosis by QCA (or < 20% by visual assessment) AND a TIMI flow 3 after the procedure, using any percutaneous method. These measurements will be made by the independent angiographic core laboratory. If the core laboratory is unable to assess the % residual stenosis, the Investigator's assessment as recorded in the CRF will be used for the statistical analysis.

  11. Procedure success

    Time frame: At the end of the index procedure or during hospital stay

    Definition 1: The attainment of <50% residual stenosis of the target lesion and no in-hospital MACE.

    Definition 2: The attainment of < 30% residual stenosis by QCA (or < 20% by visual assessment) AND a TIMI flow 3 after the procedure, using any percutaneous method without the occurrence of MACE during the hospital stay. These measurements will be made by the independent angiographic core laboratory. If the core laboratory is unable to assess the % residual stenosis, the Investigator's assessment as recorded in the CRF will be used for the statistical analysis.

Sponsors and collaborators

Lead sponsor

Medtronic Vascular

Industry

Registry information

Official study title

A Randomized Controlled Trial of the Resolute Zotarolimus-Eluting Stent Versus the Taxus Liberte Paclitaxel-Eluting Stent for Percutaneous Coronary Intervention in a Real-World All-comer Patient Population in China

Acronym: R-China RCT

Important dates

Study start
2011
Primary completion
2012
Study completion
2017
First posted
Apr 13, 2011
Registry last updated
Oct 18, 2017

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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