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N/A N=100 Treatment

NG PROMUS Stent System for the Treatment of Atherosclerotic Coronary Lesions

Atherosclerosis · Coronary Artery Disease

Enrolled (actual)
100
Serious AEs
16.0%
Results posted
Mar 2014
Primary outcome: Primary: Technical Success Rate — 99.2 percentage of lesions

Study Design & Population

Study type
Interventional
Phase
N/A
Interventions
Percutaneous coronary intervention (NG PROMUS) (Device)
Age
Adult, Older Adult · 18+ yrs
Sex
All
Sponsor
Boston Scientific Corporation
Primary completion
Mar 2013

Outcome Measures

OutcomeResultp-value
PRIMARY
Technical Success Rate
99.2
SECONDARY
Target Lesion Revascularization (TLR) Rate
SECONDARY
Target Lesion Failure (TLF) Rate
2
SECONDARY
Target Vessel Revascularization (TVR) Rate
SECONDARY
Target Vessel Failure (TVF) Rate
2
SECONDARY
Myocardial Infarction (MI, Q-wave and Non-Q-wave) Rate
1
SECONDARY
Cardiac Death Rate
1
SECONDARY
Non-cardiac Death Rate
SECONDARY
All Death Rate
1
SECONDARY
Cardiac Death or MI Rate
2
SECONDARY
All Death or MI Rate
2
SECONDARY
All Death/MI/TVR Rate
2
SECONDARY
Stent Thrombosis Rate (by Academic Research Consortium [ARC] Definitions)
SECONDARY
Clinical Procedural Success Rate
99
SECONDARY
In-stent Percent Diameter Stenosis (%DS)
3.86
SECONDARY
In-segment Percent Diameter Stenosis (%DS)
18.14
SECONDARY
In-stent Minimum Lumen Diameter (MLD)
2.69
SECONDARY
In-segment Minimum Lumen Diameter (MLD)
2.31
SECONDARY
Acute Gain
1.84
SECONDARY
Vessel Area
15.1
SECONDARY
Stent Area
7.83
SECONDARY
Lumen Area
7.76
SECONDARY
Vessel Volume
354.34
SECONDARY
Stent Volume
185.3
SECONDARY
Lumen Volume
182.6
SECONDARY
Incomplete Apposition
12.9
SECONDARY
Percent Net Volume Obstruction
SECONDARY
Longitudinal Stent Deformation

Summary

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

Eligibility Criteria

Clinical 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
  • 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:

  • Target lesion(s) must be located in a native coronary artery with a visually estimated reference vessel diameter (RVD) ≥2.50 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 1 and one of the following (stenosis ≥70%, abnormal fractional flow reserve (FFR), abnormal stress test or imaging stress test, or elevated biomarkers) prior to 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 Note: Successful pre-dilatation/pretreatment refers to dilatation with a balloon catheter of appropriate length and diameter, or pretreatment with directional or rotational coronary atherectomy, laser or cutting/scoring balloon with no greater than 50% residual stenosis and no dissection greater than National Heart, Lung, Blood Institute (NHLBI) type C.

Clinical 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, 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 700, 000 cells/mm3
  • Subject has a white blood cell (WBC) count 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 signs or symptoms of active heart failure (i.e., NYHA class IV) at the time of the index procedure
  • 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
View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT01703000). 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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