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Peripheral Vascular DiseaseiCARUSNCT00593385

Atrium iCAST Iliac Stent Pivotal Study

A study testing iCAST covered stent in people with Peripheral Vascular Disease, run by Atrium Medical Corporation at 25 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

Prospective, multicenter, non-randomized, single-arm registry to evaluate the safety and effectiveness of the iCAST Covered Stent System in the treatment of patients with symptomatic claudication or rest pain and angiographic confirmation of de novo or restenotic lesions in the common and/or external iliac artery. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Peripheral Vascular Disease
What is being tested?
iCAST covered stent
Type of treatment
Medical device
Could I receive a placebo?
No, everyone receives an active treatment
How many people
165 participants
Where
25 sitesin 2 countries
Study dates
Oct 2007to May 2014
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

  • Subject is 18 years of age or older.
  • Subject has lifestyle limiting claudication or rest pain (Rutherford-Becker scale 2-4).
  • Presence of de novo and/or restenotic lesions in the common and/or external iliac artery.
  • Subject has single, bilateral or multiple target lesions that is (are) ≥ 50% stenosed by visual estimate.
  • The target lesion(s) can be successfully crossed with a guide wire and dilated.
  • The target segment of subject's lesion(s) is between 5 and 12mm in diameter and less than 110 mm in length.
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  • Subject has angiographic evidence of a patent profunda or superficial femoral artery (SFA) in the target limb.
  • Subject has provided written informed consent.
  • Subject is able and willing to adhere to the required follow-up visits and testing through month 36.
  • Subject is able and willing to adhere to the required follow-up medication regimen.

Who cannot join

  • Presence of other non-target ipsilateral arterial lesions requiring treatment within 30 days post-procedure (Note that treatment of ipsilateral SFA lesions may be allowed under certain circumstances). Treatment of lesions in any other vascular bed must be completed at least 30 days prior to enrollment.
  • The target lesion(s) has adjacent, acute thrombus.
  • The target lesion(s) is highly calcified or was previously treated with a stent.
  • Target lesion involves the internal iliac artery resulting in crossing of the side-branch with the iCAST device (e.g. "jailing" of the side-branch).
  • Subject has an abdominal aortic aneurysm contiguous with the iliac artery target lesion.
  • Subject has a pre-existing target iliac artery aneurysm or perforation or dissection of the target iliac artery prior to initiation of the iCAST implant procedure.
Show all 20Show fewer
  • Subject has a post-surgical stenosis and anastomotic suture treatments of the target vessel.
  • Subject has a vascular graft previously implanted in the native iliac vessel.
  • Subject has tissue loss, defined as Rutherford-Becker classification category 5 or 6.
  • Subject has contrast agent hypersensitivity that cannot be adequately pre-medicated, has a hypersensitivity to stainless steel, expanded polytetrafluoroethylene (ePTFE) or has intolerance to antiplatelet, anticoagulant, or thrombolytic medications.
  • History of neutropenia (WBC <3,000/mm3), coagulopathy, or thrombocytopenia (platelet count <80,000/ μL) that has not resolved or has required treatment in the past 6 months.
  • Known bleeding or hypercoagulability disorder or significant anemia (Hb< 8.0) that cannot be corrected.
  • Subject has the following laboratory values:
  • platelet count less than 80,000/ μL,
  • prothrombin time (PT)/partial thromboplastin time (PTT) not within normal limits
  • serum creatinine level greater than 2.5 mg/dL
  • Subject requires general anesthesia for the procedure.
  • Subject is pregnant.
  • Subject has a co-morbid illness that may result in a life expectancy of less than 1 year.
  • Subject is participating in an investigational study of a new drug, biologic or device at the time of study screening. Note: Subjects who are participating in the long term follow-up phase of a previously investigational and now FDA-approved product are not excluded by this criterion.

Trial locations and contacts

25 sites in 2 countries.

25 sites in 2 countries

United States24 sites
  • Emory University Hospital Midtown

    Atlanta, Georgia, 30308

  • Piedmont Hospital Research Institute

    Atlanta, Georgia, 30309

  • Mass General Hospital

    Boston, Massachusetts, 02114

  • Holy Spirit Cardiovascular Institute

    Camp Hill, Pennsylvania, 17011

  • Northwestern University

    Chicago, Illinois, 60611

  • Lindner Clinical Trial Center

    Cincinnati, Ohio, 45219

  • University Hospitals, Case Medical Center

    Cleveland, Ohio, 44106

  • Cleveland Clinic Foundation

    Cleveland, Ohio, 44195

  • MidWest Cardiology Research Foundation

    Columbus, Ohio, 43214

  • Cardiovascular Research Institute of Dallas

    Dallas, Texas, 75231

  • Duke University Medical Center

    Durham, North Carolina, 27710

  • Forest General Hospital

    Hattiesburg, Mississippi, 39401

  • Terrebonne General Medical Center

    Houma, Louisiana, 70360

  • The Methodist Hospital

    Houston, Texas, 77030

  • Krannert Institute of Cardiology

    Indianapolis, Indiana, 46202

  • Kansas City Heart Foundation

    Kansas City, Missouri, 64132

  • Tennova Healthcare - Turkey Creek Medical Center

    Knoxville, Tennessee, 37934

  • Dartmouth Hitchcock Medical Center

    Lebanon, New Hampshire, 03756

  • University of Arkansas for Medical Sciences

    Little Rock, Arkansas, 72205

  • University of Louisville

    Louisville, Kentucky, 40202

  • Fogarty Clincal Research Incorporated

    Mountain View, California, 94040

  • Ochsner Clinic Foundation

    New Orleans, Louisiana, 70121

  • University of California, Davis

    Sacramento, California, 95817

  • North Central Heart Institute

    Sioux Falls, South Dakota, 57108

Other trials in United States

Germany1 site
  • Herzzentrum Bad Krozingen

    Bad Krozingen

Other trials in Germany

About this study

Prospective, multicenter, non-randomized, single-arm registry to evaluate the safety and effectiveness of the iCAST Covered Stent System in the treatment of patients with symptomatic claudication or rest pain and angiographic confirmation of de novo or restenotic lesions in the common and/or external iliac artery.

Read the detailed description

STUDY DESIGN: Prospective, multicenter, non-randomized, single-arm registry

OBJECTIVE: The primary objective is to evaluate the iCAST covered stent to a performance metric derived from studies of FDA-approved iliac stent devices for treating iliac artery stenoses in patients with de novo or restenotic lesions in the common and/or external iliac arteries.

NUMBER OF SUBJECTS: 165 subjects, including up to 25 subjects with totally occluded lesions.

PRIMARY ENDPOINTS: The primary endpoint is a composite endpoint defined as the occurrence of death within 30 days, target site revascularization or restenosis (by ultrasound determination) within 9 months post-procedure.

SECONDARY ENDPOINTS: Secondary endpoints include:

  1. Major adverse vascular events (MAVE) defined as a composite rate of myocardial infarction at 30 days, stent thrombosis, clinically apparent distal embolization, defined as causing end-organ damage (e.g. lower extremity ulceration, tissue necrosis, or gangrene), arterial rupture, acute limb ischemia, target limb amputation or procedure related bleeding event requiring transfusion.
  2. A major adverse event (MAE) is defined as a composite rate of MAVE or any death, or stroke, up to 30 days post-procedure.
  3. Device success, defined as the successful delivery and deployment of the study stent and intact retrieval of the delivery system.
  4. Acute procedural success, defined as device success and achievement of < 30% residual stenosis immediately after stent deployment, mean transtenotic pressure gradient of < 5 mmHg and without occurrence of in-hospital MAVE.
  5. Clinical success, assessed both early (30 days) and late (6, 9 and 12 months).
  6. Patency assessed at each follow-up time point, categorized as primary, primary-assisted or secondary patency.
  7. Composite rate of 30 day death, 9 month target site revascularization and 9 month restenosis in subjects without iliac total occlusions.

PATIENT POPULATION: Eligible patients have symptomatic claudication or rest pain and angiographic confirmation of either de novo or restenotic lesions in the common and/or external iliac artery.

Being tested
iCAST covered stent
Keywords
Symptomatic claudication or rest pain and angiographic confirmation of either de novo or restenotic lesions in the common and/or external iliac artery.
Medical subject headings
Peripheral Vascular Diseases

What participants receive

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

  • iCAST covered stentDevice

    Iliac stent implantation

Study groups in NCT00593385
Study groupRoleWhat they receive
iCAST covered stentOtherThis is a one arm trial. All subjects received the iCAST covered stent.
Receives: Device: iCAST covered stent

What is being measured

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

  1. Percentage of ITT Population Experiencing Death Within 30 Days, Target Site Revascularization or Restenosis

    The primary endpoint is a composite endpoint defined as the occurrence of death within 30 days, target site revascularization within 9 months or restenosis (by ultrasound determination) at 9 months.

    Measured: Within 9 Months post-procedure

Secondary outcomes (31)
  1. Acute Procedural Success

    Device success and achievement of < 30% residual stenosis immediately after stent placement and without occurrence of in-hospital MAVE.

    Measured: Post-procedure

  2. Device Success

    Successful delivery and deployment of the study stent and intact retrieval of the delivery system.

    Measured: Post-procedure

  3. Major Adverse Event (MAE)

    Composite rate of MAVE or any death, or stroke.

    Measured: 30 Days

  4. Major Adverse Vascular Event (MAVE)

    Composite rate of myocardial infarction at 30 days, stent thrombosis, clinically apparent distal embolization, arterial rupture, acute limb ischemia, target limb amputation, or procedure related bleeding event requiring transfusion.

    Measured: 30 Days

  5. Major Adverse Vascular Event (MAVE)

    Composite rate of myocardial infarction at 30 days, stent thrombosis, clinically apparent distal embolization, arterial rupture, acute limb ischemia, target limb amputation, or procedure related bleeding event requiring transfusion.

    Measured: 180 Days

  6. Major Adverse Vascular Event (MAVE)

    Composite rate of myocardial infarction at 30 days, stent thrombosis, clinically apparent distal embolization, arterial rupture, acute limb ischemia, target limb amputation, or procedure related bleeding event requiring transfusion.

    Measured: 270 Days

  7. Major Adverse Vascular Event (MAVE)

    Composite rate of myocardial infarction at 30 days, stent thrombosis, clinically apparent distal embolization, arterial rupture, acute limb ischemia, target limb amputation, or procedure related bleeding event requiring transfusion.

    Measured: 360 Days

  8. Early Clinical Success

    Improvement of the Rutherford-Becker clinical criteria by ≥ 1 category. (Classification system for evaluating clinical improvement as defined by Rutherford R, Becker G. Standards for evaluating and reporting the results of surgical and percutaneous therapy for peripheral arterial disease. Journal of Vascular Interventional Radiology 1991;2:169-174.)

    Measured: 1 Month

  9. Late Clinical Success

    Maintained improvement in ankle brachial index (ABI), the ratio of the blood pressure at the ankle to the blood pressure in the upper arm.

    Measured: 6 Months

  10. Late Clinical Success

    Maintained improvement in ankle brachial index (ABI), the ratio of the blood pressure at the ankle to the blood pressure in the upper arm.

    Measured: 9 Months

  11. Late Clinical Success

    Maintained improvement in ankle brachial index (ABI), the ratio of the blood pressure at the ankle to the blood pressure in the upper arm.

    Measured: 12 Months

  12. Late Clinical Success

    Maintained improvement in ankle brachial index (ABI), the ratio of the blood pressure at the ankle to the blood pressure in the upper arm.

    Measured: 24 Months

  13. Late Clinical Success

    Maintained improvement in ankle brachial index (ABI), the ratio of the blood pressure at the ankle to the blood pressure in the upper arm.

    Measured: 36 Months

  14. Primary Patency

    Continuous flow without revascularization, bypass or target limb amputation.

    Measured: 1 Month

  15. Primary Patency

    Continuous flow without revascularization, bypass or target limb amputation.

    Measured: 6 Months

  16. Primary Patency

    Continuous flow without revascularization, bypass or target limb amputation.

    Measured: 9 Months

  17. Primary Patency

    Continuous flow without revascularization, bypass or target limb amputation.

    Measured: 12 Months

  18. Primary Patency

    Continuous flow without revascularization, bypass or target limb amputation.

    Measured: 24 Months

  19. Primary Patency

    Continuous flow without revascularization, bypass or target limb amputation.

    Measured: 36 Months

  20. Primary-Assisted Patency

    Continuous flow assisted when the target vessel has restenosed at any time post-procedure.

    Measured: 1 Month

  21. Primary-Assisted Patency

    Continuous flow assisted when the target vessel has restenosed at any time post-procedure.

    Measured: 6 Months

  22. Primary-Assisted Patency

    Continuous flow assisted when the target vessel has restenosed at any time post-procedure.

    Measured: 9 Months

  23. Primary-Assisted Patency

    Continuous flow assisted when the target vessel has restenosed at any time post-procedure.

    Measured: 12 Months

  24. Primary-Assisted Patency

    Continuous flow assisted when the target vessel has restenosed at any time post-procedure.

    Measured: 24 Months

  25. Primary-Assisted Patency

    Continuous flow assisted when the target vessel has restenosed at any time post-procedure.

    Measured: 36 Months

  26. Secondary Patency

    Re-establishment of flow to distal arteries after occlusion has occurred at the target vessel.

    Measured: 1 Month

  27. Secondary Patency

    Re-establishment of flow to distal arteries after occlusion has occurred at the target vessel.

    Measured: 6 Months

  28. Secondary Patency

    Re-establishment of flow to distal arteries after occlusion has occurred at the target vessel.

    Measured: 9 Months

  29. Secondary Patency

    Re-establishment of flow to distal arteries after occlusion has occurred at the target vessel.

    Measured: 12 Months

  30. Secondary Patency

    Re-establishment of flow to distal arteries after occlusion has occurred at the target vessel.

    Measured: 24 Months

  31. Secondary Patency

    Re-establishment of flow to distal arteries after occlusion has occurred at the target vessel.

    Measured: 36 Months

Timeline

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

  1. First posted15 Jan 2008 (estimated)
  2. Study startOct 2007
  3. Primary completionAug 2011
  4. Study completionMay 2014

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
165 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00593385
Sponsor's protocol ID
Atrium 701
Acronym
iCARUS
Status last verified
Apr 2018
First submitted
2 Jan 2008
Last updated
17 May 2018
Data monitoring committee
Yes
Individual data sharing
Undecided

Publications

  • Laird JR, Loja M, Zeller T, Niazi KAK, Foster MT, Ansel G, Stone DH, Dave RM, Popma JJ, Jaff MR, Massaro JM. iCAST Balloon-Expandable Covered Stent for Iliac Artery Lesions: 3-Year Results from the iCARUS Multicenter Study. J Vasc Interv Radiol. 2019 Jun;30(6):822-829.e4. doi: 10.1016/j.jvir.2018.12.707. Epub 2019 Apr 25.

    PubMed 31031089

Questions about this trial

What is this clinical trial studying?

A study testing iCAST covered stent in people with Peripheral Vascular Disease, run by Atrium Medical Corporation at 25 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 20 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 17 May 2018. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 25 sites in United States, 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.

Are results available for this study?

Yes. Results are posted in the registry (first posted 17 May 2018). 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?

Percentage of ITT Population Experiencing Death Within 30 Days, Target Site Revascularization or Restenosis (time frame: Within 9 Months post-procedure). 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 NCT00593385, 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 17 May 2018.

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