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Abdominal Aortic AneurysmNCT01491945

Safety and Effectiveness Trial of the Ventana Fenestrated Stent Graft System

A study testing Ventana Fenestrated Stent Graft System in people with Abdominal Aortic Aneurysm, run by Endologix at 22 sites in United States.

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 trial is to determine if the Ventana Fenestrated Stent Graft System is safe and effective for the endovascular repair of juxtarenal or pararenal aortic aneurysms. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Abdominal Aortic Aneurysm
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
76 participants
Where
22 sitesUnited States
Study dates
3 Mar 2013to 1 Aug 2018
Phase
Interventional
Are there results?
Yes, posted in the registrySummary in the doctors' view

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

  • Male or female at least 18 years old;
  • Informed consent understood and signed and patient agrees to all follow-up visits;
  • Have aortic aneurysm with maximum diameter ≥5.5cm, or between 4.5 and 5.5cm and rapidly expanding (>0.5cm in six months), or >50% larger than the normal aortic diameter
  • Anatomically eligible for the Bifurcated System per the FDA-approved indications for use (IFU) and for the Fenestrated Stent Graft System:
  • Adequate iliac/femoral access compatible with the required delivery systems
  • Non-aneurysmal infrarenal aortic neck <15mm in length;
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  • Most caudal renal artery to aortoiliac bifurcation length ≥70mm
  • SMA to aortoiliac bifurcation length ≥90mm;
  • Proximal non-aneurysmal aortic neck below the SMA with: diameter 18 to 34 mm; length ≥15 mm; angle ≤60° to the aneurysm sac;
  • Angle ≤60° (clock face) between the SMA and CA
  • Renal arteries both distal to the SMA by ≤35mm, within 30mm of each other axially, with 4 to 8mm lumen diameter, and with clock face angle of 90° to 210° to each other .Common iliac artery distal fixation site with: distal fixation length ≥15 mm; ability to preserve at least one hypogastric artery; diameter ≥10 mm and ≤23 mm; angle ≤90° to the aortic bifurcation.
  • The Endologix Fenestrated Proximal Extension Stent must have the ability to overlap the bifurcated stent graft by at least 3cm.
  • Aortic diameter at the most caudal renal artery of 18 to 36mm

Who cannot join

  • Life expectancy <2 years 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, or mycotic aneurysm;
  • Aortic dissection
  • 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 of either renal artery (>70% stenosis);
  • An essential accessory renal artery;
  • Indispensable inferior mesenteric artery;
  • 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)
  • Existing renal stent;
  • Pre-planned need for concomitant procedure (e.g. surgical conduit for vascular access, hypogastric artery embolization/coil, renal artery angioplasty)

Trial locations and contacts

22 sites in 1 country.

22 sites in 1 country

United States22 sites
  • Emory University

    Atlanta, Georgia, 30322

  • University of Alabama at Birmingham

    Birmingham, Alabama, 35429

  • Massachusetts General Hospital

    Boston, Massachusetts, 02114

  • Brigham and Women's Hospital

    Boston, Massachusetts, 02115

  • University of North Carolina

    Chapel Hill, North Carolina, 27599

  • Charleston Area Medical Center

    Charleston, West Virginia, 25304

  • Cleveland Clinic Foundation

    Cleveland, Ohio, 44195

  • John Muir Medical Center Concord, CA

    Concord, California, 94520

  • VA Gainesville

    Gainesville, Florida, 32608

  • Methodist Hospital

    Houston, Texas, 77030

  • Indiana University

    Indianapolis, Indiana, 46202

  • Dartmouth-Hitchcock Medical Center

    Lebanon, New Hampshire, 03756

  • UCLA Medical Center

    Los Angeles, California, 90095

  • Baptist East Hospital

    Louisville, Kentucky, 40207

  • Aurora St. Luke's Medical Center

    Milwaukee, Wisconsin, 53215

  • Hospital of the University of Pennsylvania

    Philadelphia, Pennsylvania, 19104

  • Arizona Heart Institute

    Phoenix, Arizona, 85016

  • UPMC

    Pittsburgh, Pennsylvania, 15232

  • Mayo Clinic

    Rochester, Minnesota, 55905

  • William Beaumont Hospital

    Royal Oak, Michigan, 48073

  • Harborview Medical Center

    Seattle, Washington, 98104

  • Barnes-Jewish Hospital

    St Louis, Missouri, 63110

Other trials in United States

About this study

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

The purpose of this trial is to determine if the Ventana Fenestrated Stent Graft System is safe and effective for the endovascular repair of juxtarenal or pararenal aortic aneurysms.

Read the detailed description

Study Objectives The objective of protocol CP-0004 is to study the safety and effectiveness of the Endologix Fenestrated System in the endovascular treatment of patients with juxtarenal and/or pararenal aortic aneurysms.

Study Design This clinical study is a prospective, non-randomized, multicenter study. The first patient enrolled at each site is designated as a 'Roll-In' group patient. Subsequently, enrolled patients are designated as 'Trial' group patients for primary endpoint analysis.

Primary Endpoint The primary safety endpoint is defined as the incidence of Major Adverse Events‡ (MAEs) within 30 days. The primary study effectiveness endpoint is Treatment Success at 1-year. This is defined as procedural technical success and the absence of aneurysm rupture; conversion to open surgical repair; Type I endoleak after 30 days; Type III endoleak; clinically significant migration; aneurysm enlargement; or secondary intervention for resolution of endoleak, limb occlusion, migration, aneurysm sac expansion and/or a device defect.

Being tested
Ventana Fenestrated Stent Graft System
Keywords
Abdominal aortic aneurysm, Renal stent, Juxtarenal, Pararenal, Endovascular
Medical subject headings
Aortic Aneurysm, Abdominal

What participants receive

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

  • Ventana Fenestrated Stent Graft SystemDevice

    The Ventana Fenestrated Stent Graft System consists of the following:

    bifurcated stent graft, Ventana fenestrated proximal extension stent graft, and Xpand renal stent grafts

Study groups in NCT01491945
Study groupRoleWhat they receive
Ventana Fenestrated Stent Graft SystemExperimentalVentana Fenestrated Stent Graft System
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 at 30 Days

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

    Measured: 30 Days

  2. Effectiveness

    1. Treatment Success is defined as Procedural technical success and absence of aneurysm rupture, conversion to open repair, Type I endoleak after 30 days, Type III endoleak, clinically significant migration; aneurysm enlargement; or secondary intervention for resolution of endoleak, limb occlusion, migration, aneurysm sac expansion and/or a device defect.
    2. Procedural Technical Success is defined as a subject with successful implant.
    3. Clinically Significant Device Migration: Core Lab reported aortic stent graft movement >10mm
    4. Type I/III/IV Endoleak: Core Lab reported endoleak: between the endograft and the vessel either at the proximal attachment point (Type IA), or at the distal attachment point (Type IB), or between endograft components (Type III) or transgraft (Type IV).
    5. Type II Endoleak: Core Lab reported endoleak emanating from a patent collateral vessel (e.g., inferior mesenteric artery, lumbar artery).

    Measured: 1 Year

Secondary outcomes (11)
  1. Safety- Number of Major Adverse Events > 30 Days to 5 Years

    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. Renal Dysfunction

    Renal Dysfunction is calculated at greater than 30% reduction starting at baseline

    Measured: Discharge to 5 Years

  3. Endoleaks

    Endoleaks- Type IA, Type IB, Type II, Type IIIA, Type IIIB, Type IV, and Unknown Type

    Type I/III/IV Endoleak: Core Lab reported endoleak: between the endograft and the vessel either at the proximal attachment point (Type IA), or at the distal attachment point (Type IB), or between endograft components (Type III) or transgraft (Type IV).

    Type II Endoleak: Core Lab reported endoleak emanating from a patent collateral vessel (e.g., inferior mesenteric artery, lumbar artery).

    Measured: 30 Days to 5 Years

  4. Clinical Utility Outcomes

    Clinical Utility Outcomes consist of: fluoroscopy time, Bifurcated device placement time, Renal Artery Cannulation time, F-EVAR time and total procedure time.

    Measured: At the time of the procedure

  5. Time in ICU

    Number of days spent in the intensive care unit (ICU)

    Measured: In-Hospital

  6. Time to Hospital Discharge

    Number of days from the index procedure to discharge from the hospital.

    Measured: Hospital Discharge (Post-Procedure)

  7. Device Patency

    Device patency- Ventana \& Bifurcated Occlusion, Left Renal Artery Occlusion, and Right Renal Artery Occlusion

    Measured: 30 Days to 5 Years

  8. Device Integrity

    Device Integrity- Device Migration, Ventana Stent Fracture, Left Renal Stent Fracture, Right Renal Stent Fracture, and Stent Kinking/ Compression

    Measured: 30 Days to 5 Years

  9. Aneurysm Sac Morphology

    Aneurysm Sac Morphology- Aneurysm Shape, Aneurysm Enlargement

    Measured: 30 Days to 5 Years

  10. Aneurysm Sac Diameter

    Aneurysm Sac diameter changes

    Measured: 30 Days to 5 Years

  11. Clinical Utility Outcomes

    Clinical Utility Outcomes consists of: contrast volume and estimated blood loss.

    Measured: At the time of the procedure

Timeline

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

  1. First posted14 Dec 2011 (estimated)
  2. Study start3 Mar 2013
  3. Primary completionApr 2017
  4. Study completion1 Aug 2018

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
76 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01491945
Sponsor's protocol ID
CP-0004
Status last verified
Sep 2021
First submitted
20 Oct 2011
Last updated
15 Oct 2021
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
Yes

Questions about this trial

What is this clinical trial studying?

A study testing Ventana Fenestrated Stent Graft System in people with Abdominal Aortic Aneurysm, run by Endologix at 22 sites in United States.

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 13 inclusion and 25 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 15 Oct 2021. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 22 sites in United States. 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?

Yes. Results are posted in the registry (first posted 15 Oct 2021). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

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 at 30 Days (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?
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 15 Oct 2021.

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