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Iliac AneurysmHYPOGRAFTNCT03312127

Evaluation of Peri-surgical Results at Short and Mean Terms of the GORE ® Excluder Iliac Branch Endoprosthesis

A study testing ILIAC ENDOPROSTHESIS GORE EXCLUDER in people with Iliac Aneurysm, run by University Hospital, Toulouse at 1 site in France.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

The aim of this project is to demonstrate the benefit of the use of aortic iliac branch endoprosthesis in the iliac aneurysms and to avoid the classic complications. Read more about this study

Who is it for?
Ages 50 years and older
Conditions the study is for
Iliac Aneurysm
What is being tested?
ILIAC ENDOPROSTHESIS GORE EXCLUDER
Type of treatment
Medical device
Could I receive a placebo?
No, everyone receives an active treatment
How many people
3 participants
Where
1 siteFrance
Study dates
1 Aug 2017to 26 Jul 2018
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 50 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • High surgical risk:
  • Comorbidity cardiopulmonary
  • Renal insufficiency
  • Hostile abdomen including ascites or portal hypertension
  • Anatomic criteria:
  • Primitive iliac aneurysm superior to 25 mm without collar
Show all 10Show fewer
  • Primitive iliac length superior to 40 mm
  • Primitive iliac distal diameter superior to 14 mm
  • Presence of internal iliac collar
  • Affiliation to a social security system

Who cannot join

  • Patient without surgical risk
  • Non-respect of the Anatomic criteria
  • Patient with known allergy to the materials of the device
  • Patient with systemic infection
  • Patient with severe renal insufficiency
  • Patient unable to complete the oximetry test
  • Persons under legal protection

Trial locations and contacts

1 site in 1 country.

France1 site
  • University Hospital Toulouse

    Toulouse, 31059

Other trials in France

About this study

The aim of this project is to demonstrate the benefit of the use of aortic iliac branch endoprosthesis in the iliac aneurysms and to avoid the classic complications.

Conditions
Iliac Aneurysm
Being tested
ILIAC ENDOPROSTHESIS GORE EXCLUDER
Medical subject headings
Iliac Aneurysm

What participants receive

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

  • ILIAC ENDOPROSTHESIS GORE EXCLUDERDevice

    Set up of GORE ® Excluder Iliac Branch Endoprosthesis in endovascular barring of complex aneurysms without distal neck. In the immediate post-operating follow-up visit and at the 3 months visit and the 12 months visit after surgery, an ultra-sound scan, a tomodensitometric exam and a walking test on a treadmill with oximetric gluteal region exploration will systematically be performed.

Study groups in NCT03312127
Study groupRoleWhat they receive
GORE ExcluderExperimentalGORE Excluder Iliac Branch Endoprosthesis arm with 'ILIAC ENDOPROSTHESIS GORE EXCLUDER'
Receives: Device: ILIAC ENDOPROSTHESIS GORE EXCLUDER

What is being measured

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

  1. Primary permeability maintenance of the iliac branch endoprosthesis, following its insertion (binary criterion)

    Primary permeability maintenance of the iliac branch endoprosthesis, following its insertion. It is a binary criterion (permeable or not) This criterion will be evaluated by a doppler ultrasound. These exams will be performed by a unique vascular physician, who will measure the hemodynamic criterions and the associated gluteal region oximetry.

    Endoprosthesis will be considered to be permeable if the patient is asymptomatic (absence of gluteal claudication), if Doppler ultrasound and angio-scan confirm the permeability of the endoprosthesis.

    Measured: At the immediate post-operating follow-up visit

  2. Primary permeability maintenance of the iliac branch endoprosthesis, following its insertion (binary criterion)

    Primary permeability maintenance of the iliac branch endoprosthesis, following its insertion. It is a binary criterion (permeable or not) This criterion will be evaluated by a doppler ultrasound. These exams will be performed by a unique vascular physician, who will measure the hemodynamic criterions and the associated gluteal region oximetry.

    Endoprosthesis will be considered to be permeable if the patient is asymptomatic (absence of gluteal claudication), if Doppler ultrasound and angio-scan confirm the permeability of the endoprosthesis.

    Measured: at 3 months after surgery

  3. Primary permeability maintenance of the iliac branch endoprosthesis, following its insertion (binary criterion)

    Primary permeability maintenance of the iliac branch endoprosthesis, following its insertion. It is a binary criterion (permeable or not) This criterion will be evaluated by a doppler ultrasound. These exams will be performed by a unique vascular physician, who will measure the hemodynamic criterions and the associated gluteal region oximetry.

    Endoprosthesis will be considered to be permeable if the patient is asymptomatic (absence of gluteal claudication), if Doppler ultrasound and angio-scan confirm the permeability of the endoprosthesis.

    Primary permeability will be considered non-maintained at 1 year if a stenosis >70% or a thrombosis of the hypogastric branch is observed by ultra-sound scan at a follow-up visit during the first year after surgery or at a ultra-sound scan exam motivated by pelvic ischemia clinical signs

    Measured: at 12 months after surgery

Secondary outcomes (1)
  1. Morbidity

    Evaluation of the morbidity:

    • Minor events (no revision surgery needed):
    • General: pulmonary, cardiologic, renal
    • Local: hematoma, false aneurysm, Impaired wound healing
    • Major events (revision surgery needed):
    • Endoleak
    • Thrombosis
    • Rupture

    Measured: peri-operative, at short term (3 months), mean-term (12 months)

Timeline

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

  1. First posted17 Oct 2017
  2. Study start1 Aug 2017
  3. Primary completion26 Jul 2018
  4. Study completion26 Jul 2018

Why it stopped: End of inclusion period

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
3 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03312127
Sponsor's protocol ID
14 7427 15
Acronym
HYPOGRAFT
Status last verified
Aug 2020
First submitted
27 Jul 2017
Last updated
26 Aug 2020
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Undecided

Questions about this trial

What is this clinical trial studying?

A study testing ILIAC ENDOPROSTHESIS GORE EXCLUDER in people with Iliac Aneurysm, run by University Hospital, Toulouse at 1 site in France.

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 7 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: stopped early, as of the sponsor's last update on 26 Aug 2020. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in France. 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 was stopped early (reason given: End of inclusion period). Results are not available in the source record.

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?

Primary permeability maintenance of the iliac branch endoprosthesis, following its insertion (binary criterion) (time frame: At the immediate post-operating follow-up visit). The study lists 3 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 26 Aug 2020.

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