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Phase 3 N=100 Treatment

A Prospective, Multi-center Trial to Assess an Everolimus-Eluting Coronary Stent System (PROMUS Element™)

Atherosclerosis · Coronary Artery Disease

Enrolled (actual)
100
Serious AEs
27.0%
Results posted
Mar 2012
Primary outcome: Primary: Cardiac Events (Composite) — 1.0 percentage of participants

Study Design & Population

Study type
Interventional
Phase
Phase 3
Interventions
PROMUS Element™ (Device)
Age
Adult, Older Adult · 18+ yrs
Sex
All
Sponsor
Boston Scientific Corporation
Primary completion
Sep 2009

Outcome Measures

OutcomeResultp-value
PRIMARY
Cardiac Events (Composite)
1.0
SECONDARY
In-stent Late Loss
0.17 <0.0001 sig
SECONDARY
Occurance of Post-procedure Incomplete Stent Apposition
5.7 <0.0001 sig
SECONDARY
Myocardial Infarction (MI)
0.0
SECONDARY
All-cause Mortality
0.0
SECONDARY
Target Lesion Revascularization (TLR)
1.0
SECONDARY
Target Lesion Revascularization (TLR)
1.0
SECONDARY
Target Vessel Revascularization (TVR)
1.0
SECONDARY
Target Vessel Revascularization (TVR)
1.0
SECONDARY
Target Lesion Failure (TLF)
1.0
SECONDARY
Target Vessel Failure (TVF)
1.0
SECONDARY
Definite + Probable Stent Thrombosis Based on Academic Research Consortium (ARC) Definition
0.0
SECONDARY
Definite + Probable Stent Thrombosis Based on Academic Research Consortium (ARC) Definition
0.0
SECONDARY
Definite + Probable Stent Thrombosis Based on Academic Research Consortium (ARC) Definition
0.0
SECONDARY
Clinical Procedural Success
99.0
SECONDARY
Technical Success
100.0

Summary

Compile acute (30-day) clinical outcomes data and 9-month angiographic and intravascular ultrasound (IVUS) data for the PROMUS Element™ Everolimus- Eluting Coronary Stent System in the treatment of patients with a single de novo atherosclerotic lesion

Eligibility Criteria

Inclusion Criteria

  • Patient (or legal guardian) understands the study requirements and the treatment procedures and provides written informed consent before any study-specific tests or procedures are performed
  • Patient is eligible for percutaneous coronary intervention (PCI)
  • Patient has documented stable angina pectoris (Canadian Cardiovascular Society [CCS] Classification 1, 2, 3, or 4) or documented silent ischemia; or unstable angina pectoris (Braunwald Class IB-C, IIB-C, or IIIB-C)
  • Patient is an acceptable candidate for coronary artery bypass grafting (CABG)
  • Patient has a left ventricular ejection fraction (LVEF) >=30% as measured within 30 days prior to enrollment
  • Patient is willing to comply with all specified follow-up evaluations

Angiographic Inclusion Criteria:

  • Target lesion must be a de novo lesion located in a native coronary artery with visually estimated diameter of >=2.25 mm and =50% and 1.

Exclusion Criteria

  • Patient has clinical symptoms and/or electrocardiogram (ECG) changes consistent with acute myocardial infarction (MI)
  • Patient has had a known diagnosis of recent MI (within 30 days prior to the index procedure) and has elevated enzymes at the time of the index procedure as follows.
  • Patients are excluded if any of the following criteria are met at the time of the index procedure
  • If creatine kinase, MB band (CK-MB) >2× upper limit of normal (ULN), the patient is excluded regardless of the creatine kinase (CK) Total.
  • If CK-MB is 1-2× ULN, the patient is excluded if the CK Total is >2× ULN.
  • If CK Total/CK-MB are not used and Troponin is, the patients are excluded if the following criterion is met at the time of the index procedure.
  • Troponin >1× ULN with at least one of the following.
  • Patient has ischemic symptoms and electrocardiogram (ECG) changes indicative of ongoing ischemia (e.g., >1mm ST segment elevation or depression in consecutive leads or new left bundle branch block [LBBB]);
  • Development of pathological Q-waves in the ECG
  • Imaging evidence of new loss of viable myocardium or new regional wall motion abnormality.

Note: For patients who have had a recent MI, CK Total/CK-MB (or Troponin if CK Total/CK-MB are not used) must be documented prior to enrolling the patient

  • Patient has received an organ transplant or is on a waiting list for an organ
  • transplant
  • Patient is receiving or scheduled to receive chemotherapy within 30 days before or after the index procedure
  • Patient is receiving oral or intravenous immunosuppressive therapy (ie, inhaled steroids are not excluded) or has known life-limiting immunosuppressive or autoimmune disease (e.g., human immunodeficiency virus, systemic lupus erythematosus, but not including diabetes mellitus)
  • Patient is receiving chronic (>=72 hours) anticoagulation therapy (eg, heparin, coumadin) for indications other than acute coronary syndrome
  • Patient has a platelet count 700, 000 cells/mm3
  • Patient has a white blood cell (WBC) count =2.0 mm in diameter
  • Involves a clinically significant side branch <2.0 mm in diameter that has a clinically significant stenosis at the ostium
  • TIMI flow 0 (total occlusion) or TIMI flow 1 prior to wire crossing
  • Excessive tortuosity proximal to or within the lesion
  • Extreme angulation proximal to or within the lesion
  • Target lesion and/or target vessel proximal to the target lesion is moderately to severely calcified
  • Restenotic from previous intervention
  • Thrombus, or possible thrombus, present in the target vessel
  • Patient has an additional clinically significant lesion(s) in the target vessel for which an intervention within 12 months after the index procedure is likely to be required
View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT00824434). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.

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