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AzTrials

Aortic DiseasesADSORBNCT00742274

A European Study on Medical Management Versus TAG Device + Medical Management for Acute Uncomplicated Type B Dissection

A study testing Gore TAG Endoprosthesis and Best Medical Therapy in people with Aortic Diseases, run by W.L.Gore & Associates.

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 compare endoluminal stent grafting with the GORE TAG device and Best Medical Therapy (BMT) to BMT alone in the treatment of acute uncomplicated type B aortic dissections. Read more about this study

Who is it for?
Ages 18 to 80 years
Conditions the study is for
Aortic Diseases
What is being tested?
Gore TAG Endoprosthesis and Best Medical Therapy
Type of treatment
Medical device
Could I receive a placebo?
No, everyone receives an active treatment
How many people
61 participants
Where
No sites listed yet
Study dates
Aug 2008to Oct 2013
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 to 80 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Presence of acute uncomplicated type B aortic dissection
  • Able to tolerate endotracheal intubation and general anesthesia
  • Maximum transverse diameter of the descending thoracic aorta < 55 mm and absence of descending thoracic aortic aneurysm, regardless of etiology.
  • Arterial anatomy is appropriate for stent graft therapy

Who cannot join

  • ASA classification = V
  • Severe renal insufficiency defined as SVS risk renal status = 3
  • Severe respiratory insufficiency defined as SVS risk pulmonary status = 3
  • Presence of connective tissue disease
  • Active infection or active vasculitides
  • Positive pregnancy test
Show all 10Show fewer
  • Participation in another medical research study within 3 months of study enrollment
  • Myocardial infarction or cerebrovascular accident within 6 weeks prior to study enrollment
  • Planned concomitant surgical procedures (other than left subclavian artery transposition or bypass), or major surgery within 30 days of study enrollment
  • History of drug abuse

About this study

Official title: A Randomized European Study Comparing Endoluminal Stent Grafting and Best Medical Therapy (BMT) to BMT Alone in the Treatment of Acute Uncomplicated Type B Aortic Dissection

The purpose of this study is to compare endoluminal stent grafting with the GORE TAG device and Best Medical Therapy (BMT) to BMT alone in the treatment of acute uncomplicated type B aortic dissections.

Read the detailed description

Dissection of the aorta is a medical emergency requiring immediate surgery. Type B dissections are typically treated with surgery or endoluminal therapy when complications such as uncontrollable pain, organ ischemia, or aortic rupture are present. However, the treatment of patients with uncomplicated, acute type B dissections is controversial. Best medical therapy (BMT) is the standard of care in these cases since surgical repair offers no additional survival advantage. However, Endoluminal stent graft therapy with the GORE TAG Thoracic Endoprosthesis (GORE TAG device) may offer distinct advantages as an adjunct to medical therapy for uncomplicated acute type B dissection. The goal of endoluminal stent grafting is to cover the primary entry tear of the dissection to isolate the false lumen from blood flow and induce aortic remodeling.

Conditions
Aortic Diseases
Being tested
Gore TAG Endoprosthesis, Best Medical Therapy
Medical subject headings
Aortic Diseases

What participants receive

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

  • Gore TAG EndoprosthesisDevice

    Implant Gore TAG device with Best Medical therapy per physician discretion

  • Best Medical TherapyOther

    Best Medical therapy is regimen of antihypertensive medications used to maintain blood pressure below 125/80 mm/Hg throughout the entire follow-up period. Because BMT is assessed by blood pressure response to medication, specific medication regimens for each patient will differ. The typical regimen consists of 1 to 4 concomitant antihypertensive medications that may include angiotensin converting enzyme (ACE) inhibitors, alpha blockers, beta blockers, calcium channel blockers, diuretics, and/or vasodilators.

Study groups in NCT00742274
Study groupRoleWhat they receive
1ExperimentalTAG+BMT
Receives: Device: Gore TAG Endoprosthesis
2Active comparatorBMT alone
Receives: Other: Best Medical Therapy

What is being measured

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

  1. Composite of Partial or No False Lumen Thrombosis, Aortic Rupture, and Aortic Dilatation

    Subjects with any of the following met this composite outcome:

    • partial/no false lumen thrombosis
    • aortic rupture
    • aortic dilatation
    • lack of 1 year imaging (no image, incomplete image missing primary endpoint measurements, unevaluable image)

    Measured: 1 year

Timeline

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

  1. First posted27 Aug 2008 (estimated)
  2. Study startAug 2008
  3. Primary completionFeb 2012
  4. Study completionOct 2013

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
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
61 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00742274
Sponsor's protocol ID
TAG 05-04
Acronym
ADSORB
Status last verified
Nov 2013
First submitted
25 Aug 2008
Last updated
4 Dec 2013
Data monitoring committee
Yes

Publications

  • Brunkwall J, Kasprzak P, Verhoeven E, Heijmen R, Taylor P; ADSORB Trialists; Alric P, Canaud L, Janotta M, Raithel D, Malina W, Resch T, Eckstein HH, Ockert S, Larzon T, Carlsson F, Schumacher H, Classen S, Schaub P, Lammer J, Lonn L, Clough RE, Rampoldi V, Trimarchi S, Fabiani JN, Bockler D, Kotelis D, Bockler D, Kotelis D, von Tenng-Kobligk H, Mangialardi N, Ronchey S, Dialetto G, Matoussevitch V. Endovascular repair of acute uncomplicated aortic type B dissection promotes aortic remodelling: 1 year results of the ADSORB trial. Eur J Vasc Endovasc Surg. 2014 Sep;48(3):285-91. doi: 10.1016/j.ejvs.2014.05.012. Epub 2014 Jun 22.

    PubMed 24962744

Questions about this trial

What is this clinical trial studying?

A study testing Gore TAG Endoprosthesis and Best Medical Therapy in people with Aortic Diseases, run by W.L.Gore & Associates.

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 4 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 4 Dec 2013. Status can change between updates, so confirm with the study contact before making plans.

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 9 May 2013). 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?

Composite of Partial or No False Lumen Thrombosis, Aortic Rupture, and Aortic Dilatation (time frame: 1 year). 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 NCT00742274, 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 4 Dec 2013.

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