AzTrials
AzTrials

Coronary Heart DiseasePhase 4TEST-6-OCTNCT01097434

Test Safety of Biodegradable and Permanent Limus-Eluting Stents Assessed by Optical Coherence Tomography

A Phase 4 study testing Biodegradable polymer limus-eluting stents and Permanent polymer limus-eluting stent in people with Coronary Heart Disease, run by Deutsches Herzzentrum Muenchen at 1 site in Germany.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The objective of the study is to assess the superiority of the biodegradable polymer based limus-eluting stent (Nobori®) compared with the permanent polymer based everolimus-eluting stent (XIENCE V®) regarding absolute percentage of uncovered stent strut segments. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Coronary Heart Disease
What is being tested?
Biodegradable polymer limus-eluting stents and Permanent polymer limus-eluting stent
Type of treatment
Medical device
Could I receive a placebo?
No, everyone receives an active treatment
How many people
48 participants
Where
1 siteGermany
Study dates
Apr 2010to May 2011
Phase
Phase 4
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients older than age 18 with ischemic symptoms or evidence of myocardial ischemia in the presence of ≥ 50% stenosis located in native coronary vessels
  • Written, informed consent by the patient or her/his legally-authorized representative for participation in the study
  • In women with childbearing potential a negative pregnancy test is mandatory

Who cannot join

  • Lesion length >16mm requiring a stent length >18mm
  • Target lesion located in the left main trunk
  • In-stent restenosis
  • Acute myocardial infarction
  • Malignancies or other comorbid conditions (for example severe liver, renal and pancreatic disease) with life expectancy less than 12 months or that may result in protocol non-compliance
  • Known allergy to the study medications: rapamycin, everolimus, biolimus, stainless steel or cobalt chrome
Show all 10Show fewer
  • Inability to take dual antiplatelet therapy for at least 6 months
  • Pregnancy (present, suspected or planned) or positive pregnancy test
  • Previous enrollment in this trial
  • Patient's inability to fully cooperate with the study protocol

Trial locations and contacts

1 site in 1 country.

Germany1 site
  • Deutsches Herzzentrum Muenchen

    Munich, 80636

Other trials in Germany

About this study

Official title: Randomized Comparison of Limus-Eluting Stents With Biodegradable or Permanent Polymer Coating Regarding Stent Coverage Assessed by Optical Coherence Tomography

The objective of the study is to assess the superiority of the biodegradable polymer based limus-eluting stent (Nobori®) compared with the permanent polymer based everolimus-eluting stent (XIENCE V®) regarding absolute percentage of uncovered stent strut segments.

Read the detailed description

The mid-term efficacy of drug-eluting stents has been well-established, but there is an ongoing debate on the potential of an increased incidence of late stent thrombosis, particularly after discontinuation of thienopyridine therapy, as well as of delayed onset of restenosis or catch-up phenomenon with permanent polymer-based DES. The extent of strut coverage with reduction of exposed thrombogenic material has been shown to be associated with the inflammatory reaction grade and with the incidence of stent thrombosis. The optical coherence tomography (OCT) is an intravascular imaging modality based on light. The principle is similar to intravascular ultrasound, but due to the much shorter wave length of light, it offers a much better resolution up to 10µm, enabling the exact determination of strut coverage, neointimal thickness, vessel size, presence of dissections, and even the presence of inflammation.

Being tested
Biodegradable polymer limus-eluting stents, Permanent polymer limus-eluting stent
Medical subject headings
Coronary Disease

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Biodegradable polymer limus-eluting stentsDevice

    Also called Nobori®

    due randomization biodegradable polymer limus-eluting stents will be implanted

  • Permanent polymer limus-eluting stentDevice

    Also called Xience-V®

    due randomization permanent polymer limus-eluting stent will be implanted

Study groups in NCT01097434
Study groupRoleWhat they receive
Arm 1Active comparatorBiodegradable polymer limus-eluting stents
Receives: Device: Biodegradable polymer limus-eluting stents
Arm 2Active comparatorPermanent polymer limus-eluting stent
Receives: Device: Permanent polymer limus-eluting stent

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Percentage of uncovered stent strut segments assessed by OCT

    Measured: 6-8 months

Secondary outcomes (1)
  1. Percentage of malposed stent strut segments assessed by OCT

    Measured: 6-8 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted1 Apr 2010 (estimated)
  2. Study startApr 2010
  3. Primary completionMay 2011
  4. Study completionMay 2011

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 4
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
48 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01097434
Sponsor's protocol ID
GE IDE No. S03110
Acronym
TEST-6-OCT
Status last verified
Jan 2012
First submitted
31 Mar 2010
Last updated
13 Jan 2012
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing Biodegradable polymer limus-eluting stents and Permanent polymer limus-eluting stent in people with Coronary Heart Disease, run by Deutsches Herzzentrum Muenchen at 1 site in Germany.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 10 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 13 Jan 2012. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Germany. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Percentage of uncovered stent strut segments assessed by OCT (time frame: 6-8 months). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 13 Jan 2012.

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