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Juxtarenal Aortic AneurysmNCT01437215

Pilot Study of the Endologix Fenestrated Stent Graft System

A study testing Ventana Fenestrated Stent Graft System in people with Juxtarenal Aortic Aneurysm and Pararenal Aortic Aneurysm, run by Endologix at 2 sites in 2 countries.

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 purpose of this study is to determine whether the Endologix fenestrated stent graft system is safe and feasible in the endovascular repair of juxtarenal or pararenal aortic aneurysm. Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
Ventana Fenestrated Stent Graft System
Type of treatment
Medical device
Could I receive a placebo?
No, everyone receives an active treatment
How many people
15 participants
Where
2 sitesin 2 countries
Study dates
2 Nov 2010to 28 Jul 2016
Phase
Interventional
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

  • Informed consent understood and signed and pt agrees to all follow-up visits;
  • Abdominal aortic aneurysm with diameter ≥5cm or ≥4cm which has increased by 0.5cm or more in the past six months
  • Adequate iliac/femoral access compatible with the required delivery systems
  • Non-aneurysmal infrarenal aortic neck <15mm in length
  • Most caudal renal artery to aortoiliac bifurcation length at least 70mm
  • Proximal non-aneurysmal aortic neck below the SMA with: diameter 18 to 34 mm; length at least 15 mm; angle (clock face) <60° to the aneurysm sac;
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  • Angle <60° (clock face) between the SMA and celiac artery
  • Renal arteries both distal to the SMA by 0-35mm, within 30mm of each other axially, with 4 to 8mm lumen diameter, and with clockface angle of 90° to 210° to each other
  • Iliac anatomy suitable for commercial bifurcated stent graft;
  • Minimum 3cm overlap achievable between fenestrated and bifurcated stent grafts

Who cannot join

  • Life expectancy <1 year as judged by the investigator;
  • Psychiatric or other condition that may interfere with the study;
  • Participating in the enrollment or 30-day follow-up phase of another clinical study;
  • Known allergy to any device component;
  • Coagulopathy or uncontrolled bleeding disorder;
  • Contraindication to contrast media or anticoagulants;
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  • Ruptured, leaking, dissecting, or mycotic aneurysm;
  • Serum creatinine (S-Cr) level >2.0 mg/dL;
  • Traumatic vascular injury;
  • Active systemic or localized groin infection;
  • Connective tissue disease (e.g., Marfan's Syndrome);
  • Recent (within prior three months) cerebrovascular accident or myocardial infarction;
  • Prior renal transplant;
  • Length of either renal artery to be stented <13mm;
  • Significant occlusive disease or calcification of either renal artery;
  • An essential accessory renal artery;
  • Indispensable inferior mesenteric artery;
  • Untreated aneurysmal disease of the descending thoracic aorta;
  • Clinically significant mural thrombus circumferentially in the suprarenal segment;
  • Prior iliac artery stent implanted that may interfere with delivery system introduction;
  • Unsuitable vascular anatomy
  • Pregnancy (female patient of childbearing potential only)

Trial locations and contacts

2 sites in 2 countries.

2 sites in 2 countries

Chile1 site
  • Pontificia Universidad Católica de Chile

    Santiago

Other trials in Chile

New Zealand1 site
  • Auckland City Hospital

    Auckland

Other trials in New Zealand

About this study

Official title: Prospective, Multicenter, Single Arm Feasibility and Initial Safety Study of the Endologix Fenestrated Stent Graft System for the Endovascular Repair of Juxtarenal/Pararenal (JAA/PAA) Aneurysms

The purpose of this study is to determine whether the Endologix fenestrated stent graft system is safe and feasible in the endovascular repair of juxtarenal or pararenal aortic aneurysm.

Being tested
Ventana Fenestrated Stent Graft System
Keywords
aneurysm, renal stent, juxtarenal, pararenal
Medical subject headings
Aneurysm

What participants receive

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

  • Ventana Fenestrated Stent Graft SystemDevice

    Endovascular repair of juxtarenal or pararenal aortic aneurysm

Study groups in NCT01437215
Study groupRoleWhat they receive
Fenestrated EndograftingExperimentalNot described
Receives: Device: Ventana Fenestrated Stent Graft System

What is being measured

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

  1. Safety - Number of Major Adverse Events (MAEs)

    Major Adverse Events = all cause death; bowel ischemia; myocardial infarction; paraplegia; renal failure; respiratory complications of stroke; blood loss >1000cc

    Measured: 30 Days

  2. Feasibility- Number of subjects with procedural success (stent graft patency) and absence of type I/III endoleaks or migration

    Procedural Success with aortic/fenestrated and renal stent graft patency and absence of Type I/III endoleak or migration

    Measured: 30 Days

Secondary outcomes (5)
  1. Safety - Number of Major Adverse Events (MAEs)

    Major Adverse Events = all cause death; bowel ischemia; myocardial infarction; paraplegia; renal failure; respiratory complications of stroke; blood loss >1000cc

    Measured: >30 Days to 5 Years

  2. Adverse Events

    All adverse events, whether serious or non-serious

    Measured: Procedurally to 5 Years

  3. Distal Blood Flow

    Ankle-brachial index measurements

    Measured: Discharge to 5 Years

  4. Renal Dysfunction

    eGFR reduction >30% from baseline

    Measured: Discharge to 5 Years

  5. Device Performance

    Aortic, fenestrated, and renal stent graft integrity and patency; migration; endoleak; and aneurysm sac morphology

    Measured: 30 Days to 5 Years

Timeline

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

  1. First posted20 Sep 2011 (estimated)
  2. Study start2 Nov 2010
  3. Primary completionSep 2011
  4. Study completion28 Jul 2016

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 N/A
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
15 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01437215
Sponsor's protocol ID
CP-0002
Status last verified
Feb 2024
First submitted
17 Sep 2011
Last updated
16 Feb 2024
Results posted
No
Data monitoring committee
No

Publications

  • Holden A, Mertens R, Hill A, Marine L, Clair DG. Initial experience with the Ventana fenestrated system for endovascular repair of juxtarenal and pararenal aortic aneurysms. J Vasc Surg. 2013 May;57(5):1235-45. doi: 10.1016/j.jvs.2012.10.125. Epub 2013 Mar 5.

    PubMed 23466185

Questions about this trial

What is this clinical trial studying?

A study testing Ventana Fenestrated Stent Graft System in people with Juxtarenal Aortic Aneurysm and Pararenal Aortic Aneurysm, run by Endologix at 2 sites in 2 countries.

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 10 inclusion and 22 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 16 Feb 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in Chile, New Zealand. 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?

Safety - Number of Major Adverse Events (MAEs) (time frame: 30 Days). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT01437215, which also lists 1 linked publication.

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 16 Feb 2024.

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