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Atherosclerotic Heart DiseaseNCT01816854

Endovascular Treatment of Atherosclerotic Lesions in the SFA Using the Sinus-superflex-635 Stent

An observational study of Atherosclerotic Heart Disease, run by be Medical at 1 site in Belgium.

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

In this prospective study, a newly developed self-expanding nitinol stent is evaluated for the treatment of atherosclerotic lesions in the superficial femoral artery and proximal popliteal artery. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Atherosclerotic Heart Disease
What is being tested?
Stenting
Type of treatment
Medical device
How many people
117 participants
Where
1 siteBelgium
Study dates
8 Oct 2012to 29 Mar 2017
How long will I take part?
12 Months
Phase
Observational
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

Study population: Patients who suffer from intermittent claudication and critical limb ischemia (TASC A, B and C lesions).

Who may be able to join

  • Patient must sign informed consent prior to the index-procedure
  • Patient must be older than 18 years
  • Patient must be compliant with follow-up dates at 1 month and 12 months
  • Patients with intermittent claudication (Rutherford 2-3) and critical limb ischemia (Rutherford 4-5)
  • Target lesion is located in the superficial femoral artery (minimal 1 cm from origin of SFA and minimal 1 cm above the edge of the patella)
  • Reference vessel diameter ≥4.5 and ≤6.5 mm (visual estimate)
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  • Patients with a TASC A, B or C lesion
  • Diameter stenosis of target lesion >50% or chronic occlusions
  • Inflow arteries are free of hemodynamically significant obstruction (i.e. ≥50%)
  • The popliteal artery (outflow) is free of hemodynamically significant obstruction (i.e. ≥50%)
  • At least 1 patent below-the-knee vessel (anterior tibial artery, posterior tibial artery or peroneal artery) till the ankle confirmed by baseline angiography

Who cannot join

  • Patients with Rutherford 1 and 6
  • Patiens with Serum creatinine > 2.0 mg/dL or renal dialysis
  • Patient takes esomeprazole or omeprazole
  • Patient is pregnant
  • Patient suffers from acute limb ischemia defined as any sudden decrease in limb perfusion causing a potential threat to limb viability
  • Target lesion cannot be crossed with a guidewire
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  • Target lesion is located in the popliteal artery
  • Patients with a nickel-titanium allergy
  • Patients with an aneurysm in the superficial femoral artery and popliteal artery
  • Patients with a TASC D lesion
  • Patients with a life expectancy <1 year
  • Patients with scheduled elective non-vascular procedures within 3 months after index-procedure, vascular procedures are allowed within 3 months after index-procedure if it is guaranteed that acetylic salicylic acid and clopidogrel intake is not interrupted
  • Patients with previous bypass surgery in the SFA
  • Patients with intolerance to antithrombotic medication (acetylic salicylic acid, clopidogrel, ticlopidine, glycoprotein IIb/IIIa inhibitors, direct thrombin inhibitors, etc)
  • Patient has not been premedicated with acetylic salicylic acid (at least 80 mg/day) 2 hours before the index-procedure
  • Patient has not been premedicated with clopidogrel (600 mg/day) 2 hours before the index-procedure

Trial locations and contacts

1 site in 1 country.

Belgium1 site
  • Antwerp University Hospital

    Antwerp, 2650

Other trials in Belgium

About this study

In this prospective study, a newly developed self-expanding nitinol stent is evaluated for the treatment of atherosclerotic lesions in the superficial femoral artery and proximal popliteal artery.

Being tested
Stenting
Keywords
Peripheral artery disease, SFA, PPA, Self-expandable nitinol stent, Endovascular, Stenosis, Primary pantency
Medical subject headings
Coronary Artery Disease, Peripheral Arterial Disease, Constriction, Pathologic

What participants receive

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

  • StentingDevice

Study groups in NCT01816854
Study groupRoleWhat they receive
Patients with PADNot described
Receives: Device: Stenting

What is being measured

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

  1. Binary restenosis

    Binary restenosis is defined as a re-obstruction ≥ 50% of the target lesion (peak systolic velocity ratio > 2.4).

    Measured: 12 months

Secondary outcomes (10)
  1. Immediate procedural outcome (procedural, technical and device success)

    Procedural success: combination of technical success, device success and absence of procedural complications.

    Technical success: successful vascular access and completion of the endovascular procedure and immediate morphological success with less than 30% residual diameter reduction of the treated lesion on completion angiography.

    Device success: exact deployment of the device according to the instructions for use as documented with suitable imaging modalities and in case of digital substraction angiography, in at least two different imaging projections.

    Measured: peri-procedural

  2. Distribution of Rutherford stages

    Measured: 12 months

  3. Primary sustained clinical improvement

    Defined as sustained upward shift of at least one category on the Rutherford classification without the need for repeated target lesion revascularization (TLR) in surviving patients.

    Measured: 12 months

  4. Secondary sustained clinical improvement at 12 months

    Defined as sustained upward shift of at least one category on the Rutherford classification including the need for repeated TLR in surviving patients.

    Measured: 12 months

  5. Mortality

    post-procedural

    Measured: 30-day mortality

  6. Mortality

    Measured: 12 months

  7. Repeated target lesion revascularization (TLR) rate

    Measured: 12 months

  8. Repeated target extremity revascularization (TER) rate

    Measured: 12 months

  9. Amputation rate

    Measured: 12 months

  10. Rate of patient clopidogrel resistance

    Measured: 1 month

Timeline

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

  1. First posted22 Mar 2013 (estimated)
  2. Study start8 Oct 2012
  3. Primary completion29 Mar 2017
  4. Study completion29 Mar 2017

Resources

More details

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

Study design
Study type
Observational
Observational model
Case only
Time perspective
Prospective
Enrolment
117 participants (actual)
Target duration
12 Months
IDs, dates and publications
ClinicalTrials.gov ID
NCT01816854
Sponsor's protocol ID
BM-HERO-07-001
Status last verified
Dec 2018
First submitted
20 Mar 2013
Last updated
20 Dec 2018
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

An observational study of Atherosclerotic Heart Disease, run by be Medical at 1 site in Belgium.

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 11 inclusion and 16 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 20 Dec 2018. 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 Belgium. 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.

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?

Binary restenosis (time frame: 12 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 20 Dec 2018.

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