NCT01942044

Brief Summary

The purpose of this study is to evaluate the differences of wall shear stress distribution among different types of drug-eluting stents and its impact on vessel healing evaluated by intravascular optical coherence tomography evaluation.

Trial Health

43
At Risk

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
30

participants targeted

Target at below P25 for phase_4

Timeline
Completed

Started Feb 2013

Geographic Reach
1 country

1 active site

Status
unknown

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

February 1, 2013

Completed
7 months until next milestone

First Submitted

Initial submission to the registry

September 7, 2013

Completed
6 days until next milestone

First Posted

Study publicly available on registry

September 13, 2013

Completed
1.4 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

February 1, 2015

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

February 1, 2015

Completed
Last Updated

September 13, 2013

Status Verified

September 1, 2013

Enrollment Period

2 years

First QC Date

September 7, 2013

Last Update Submit

September 10, 2013

Conditions

Keywords

Shear stressOptical coherence tomographyDrug-eluting stents

Outcome Measures

Primary Outcomes (1)

  • Percentage of uncovered struts

    8 months

Secondary Outcomes (6)

  • Neointimal thickness

    8 months

  • The percentage of malapposed struts

    8 months

  • Area of low wall shear stress

    Baseline

  • Area of high oscillatory shear index

    Baseline

  • Area of low wall shear stress

    8 months

  • +1 more secondary outcomes

Study Arms (3)

Promus element

EXPERIMENTAL

Promus element is a thin struts, 2-link design, evelolimus-eluting stents.

Device: Promus element, Xience prime, and Nobori

Xience Prime

ACTIVE COMPARATOR

Xience Prime is a thin struts, 3-link design, evelolimus-eluting stents.

Device: Promus element, Xience prime, and Nobori

Nobori

ACTIVE COMPARATOR

Nobori is a thick struts, 2-link design, biolimus-eluting stents.

Device: Promus element, Xience prime, and Nobori

Interventions

NoboriPromus elementXience Prime

Eligibility Criteria

Age20 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Older than 20 years old.
  • Indication of PCI with Xience prime, Nobori, or Promus element.
  • Clinical diagnosis of stable angina, unstable angina or silent ischemia with reference vessel diameters ranging from 2.5-3.5mm.
  • Underwent CT angiography before PCI.
  • To agree to review and record all the clinical course in this research protocol.

You may not qualify if:

  • Previous history of pancytopenia, liver function, renal dysfunction, hypersensitive history of the drug.
  • Low ejection fraction (LVEF\<=30%), an impaired liver function, and renal dysfunction (eGFR\<=40)
  • Severe calcification
  • Stent restenosis

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Kobe University Graduate School of Medicine

Kobe, Hyōgo, 650-0017, Japan

RECRUITING

MeSH Terms

Conditions

Coronary Disease

Condition Hierarchy (Ancestors)

Myocardial IschemiaHeart DiseasesCardiovascular DiseasesVascular Diseases

Study Officials

  • Hiromasa Otake, MD, PhD

    Kobe University Graduate School of Medicine

    PRINCIPAL INVESTIGATOR

Central Study Contacts

Hiromasa Otake, MD, PhD

CONTACT

Study Design

Study Type
interventional
Phase
phase 4
Allocation
RANDOMIZED
Masking
SINGLE
Who Masked
INVESTIGATOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Assistant Professor

Study Record Dates

First Submitted

September 7, 2013

First Posted

September 13, 2013

Study Start

February 1, 2013

Primary Completion

February 1, 2015

Study Completion

February 1, 2015

Last Updated

September 13, 2013

Record last verified: 2013-09

Locations