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Aortic Valve StenosisNCT00820599

PREVAIL-TF: Transfemoral Placement of Aortic Balloon Expandable Transcatheter Valves Trial (Europe)

A study testing Sapien XT™ transcatheter heart valve and delivery system in people with Aortic Valve Stenosis, run by Edwards Lifesciences at 11 sites in 4 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

A single arm, prospective multicenter non-randomized confirmatory clinical trial evaluating the Edwards SAPIEN XT™ transcatheter heart valve (model 9300TFX; "study valve"), its transfemoral delivery system, and crimper accessories. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Aortic Valve Stenosis
What is being tested?
Sapien XT™ transcatheter heart valve and delivery system
Type of treatment
Medical device
Could I receive a placebo?
No, everyone receives an active treatment
How many people
214 participants
Where
11 sitesin 4 countries
Study dates
Dec 2008to Mar 2016
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

  • All candidates for this study must meet all of the following inclusion criteria:
  • Patients must have co-morbidities such that the surgeon (Co Investigator) and interventional cardiologist (Principal Investigator) concur that the predicted risk of operative mortality is > 15% with a minimum STS Risk Calculator score of ≥ 10 and/or Logistic EuroSCORE of > 20%.
  • Patient is symptomatic from his/her aortic valve stenosis, as demonstrated by NYHA Functional Class II or greater.
  • The subject or the subject's legal representative has been informed of the nature of the study, agrees to its provisions and has provided a written informed consent that has been approved by the reviewing Ethics Committee (EC) of the respective clinical site.
  • Subject is willing to comply with specified follow up evaluations, including possible coronary angiography and transesophageal echocardiography.
  • The subject and the treating physician agree that the subject will return for all required post-procedure follow-up visits.

Who cannot join

  • Aortic valve is a congenital unicuspid or bicuspid valve, or is non-calcified.
  • Mixed aortic valve disease (aortic stenosis and aortic regurgitation with predominant aortic regurgitation >3+).
  • Any therapeutic invasive cardiac procedure, other than BAV, performed within 30 days of the index procedure (or 6 months if the procedure was a drug eluting coronary stent implantation).

Trial locations and contacts

11 sites in 4 countries.

11 sites in 4 countries

France4 sites
  • Institut Hospitalier Jacques Cartier

    Massy, 91300

  • Hospital Bichat Claude Bernard

    Paris, 75018

  • CHU Hospital Charles Nicolle

    Rouen, 76000

  • Clinique Pasteur

    Toulouse, 31076

Other trials in France

Germany4 sites
  • Hamburg University Cardiovascular Center

    Hamburg, 22527

  • City Clinics Karlsruhe

    Karlsruhe, 76185

  • Heart Center Leipzig

    Leipzig, 04829

  • Schwabing Clinic

    Munich, 80804

Other trials in Germany

United Kingdom2 sites
  • St. Thomas' Hospital - NHS Trust

    London, SE1 7EH

  • Kings College Hospital - NHS Trust

    London, SE5 9RS

Other trials in United Kingdom

Belgium1 site
  • Ornze Lieve Vrouwziekenhuis (OLVZ) Aalst

    Aalst, 9300

Other trials in Belgium

About this study

Official title: Transfemoral Placement of AoRtic Balloon Expandable Transcatheter VAlves TrIaL (EUROPE)

A single arm, prospective multicenter non-randomized confirmatory clinical trial evaluating the Edwards SAPIEN XT™ transcatheter heart valve (model 9300TFX; "study valve"), its transfemoral delivery system, and crimper accessories. The trial includes a premarket confirmatory cohort to evaluate the system performance as well as a Post Market Clinical Follow-up phase involving expanded enrollment and long-term follow-up of all patients to evaluate valve performance out to 5 years.

Read the detailed description

Edwards Lifesciences obtained CE marking authorization for transfemoral delivery / implantation of the Edwards SAPIEN™ transcatheter heart valve (model 9000TFX) using the RetroFlex™ delivery system in August 2007 and introduced these devices for commercial distribution in the European Economic Area (EEA) in October 2007.

Clinical Sites: Up to 11 sites in Europe

Being tested
Sapien XT™ transcatheter heart valve and delivery system
Keywords
Sapien Valve, Cardiovascular Diseases, Valvular Heart Disease, Aortic Stenosis, Heart Valve Therapy, Transfemoral, Transcatheter
Medical subject headings
Aortic Valve Stenosis, Cardiovascular Diseases, Heart Valve Diseases

What participants receive

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

  • Sapien XT™ transcatheter heart valve and delivery systemDevice

Study groups in NCT00820599
Study groupRoleWhat they receive
TAVRExperimentalTransaortic Valve Replacement
Receives: Device: Sapien XT™ transcatheter heart valve and delivery system

What is being measured

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

  1. Number of Deaths

    Number of death at 30-days from the index procedure.

    Measured: 30 days

Secondary outcomes (1)
  1. Number of Participants With a Stroke

    Total number of participates with a stroke.

    Measured: 30 days from the index procedure

Timeline

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

  1. First posted12 Jan 2009 (estimated)
  2. Study startDec 2008
  3. Primary completionDec 2010
  4. Study completionMar 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
214 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00820599
Sponsor's protocol ID
2008-04
Status last verified
Oct 2020
First submitted
8 Jan 2009
Last updated
2 Nov 2020
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A study testing Sapien XT™ transcatheter heart valve and delivery system in people with Aortic Valve Stenosis, run by Edwards Lifesciences at 11 sites in 4 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 6 inclusion and 3 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 2 Nov 2020. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 11 sites in France, Germany, United Kingdom, 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?

Yes. Results are posted in the registry (first posted 2 Nov 2020). 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?

Number of Deaths (time frame: 30 days). 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 2 Nov 2020.

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