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NCT Number: NCT07538609

The GORE® VIABAHN® FORTEGRA Venous Stent Post-Approval Study

This study is a prospective, multicenter, single-arm post-market clinical study to evaluate the GORE® VIABAHN® FORTEGRA Venous Stent in real-world use.

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Key information

About this study

A maximum of 35 clinical investigative sites in the U.S. will participate in this study. One hundred and fifty subjects are intended to be implanted with the GORE® VIABAHN® FORTEGRA Venous Stent in this study, with a limit of 30 treated subjects per site. Subjects will be evaluated through hospital discharge and return for follow-up visits at 1, 6, 12, 24, and 36 months post-treatment.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Preoperative Inclusion Criteria:

  • Presence of a lesion necessitating treatment with the GORE® VIABAHN® FORTEGRA Venous Stent, as previously determined by an investigator/sub-investigator.
  • Patient is at least 18 years of age.
  • Patient is willing and able to comply with all follow-up evaluations as well as any required medication or compression regimen.
  • Patient is able to provide informed consent themself.

Intraoperative Inclusion Criteria:

  • Patient can accommodate an appropriately sized GORE® VIABAHN® FORTEGRA Venous Stent as per reference vessel diameter (see IFU), as determined by intraoperative IVUS post pre-dilation.
  • Patient must have appropriate access vessels to accommodate the delivery sheath for the selected device size.
  • Patient has adequate landing zones free from significant disease requiring treatment beyond the proximal and distal margins of the lesion.
  • Patient has adequate inflow/outflow to/from the target lesion(s), per investigator/sub- investigator discretion.
  • Lesion can be traversed with a guidewire.

Intraoperative Exclusion Criteria:

  • Patient is contraindicated for treatment with the GORE® VIABAHN® FORTEGRA Venous Stent according to the IFU.

Treatment and study plan

GORE® VIABAHN® FORTEGRA Venous Stent

Device

Treatment with the GORE® VIABAHN® FORTEGRA Venous Stent.

Primary outcomes

  1. Primary effectiveness as assessed by primary patency

    Time frame: 12 months

    Rate of subjects with primary patency as confirmed by imaging and adverse events

  2. Primary safety as assessed by SAEs

    Time frame: 30 days

    Rate of subjects with freedom from device- or index procedure-related SAEs

Secondary outcomes

  1. Rate of subjects with primary patency as confirmed by imaging and adverse events

    Time frame: 36 months

    Rate of subjects with freedom from both:

    • stent occlusion due to restenosis or thrombosis as confirmed with imaging, and
    • clinically driven target lesion revascularization as confirmed with imaging and adverse events
  2. Rate of subjects with secondary patency as confirmed by imaging and site-reported device abandonment

    Time frame: 36 months

    Freedom from permanent loss of blood flow through the device, regardless of reintervention

  3. Rate of subjects with clinically driven target lesion revascularization as confirmed by imaging and adverse events

    Time frame: 36 months

    Rate of subjects with Repeat endovascular procedures (e.g., PTA, stenting, thrombectomy/thrombolysis) to restore flow, performed within the margins of the study devices due to ≥50% restenosis of the target lesion as measured via imaging AND the failure to improve or recurrence of symptoms present at baseline, or the onset of new symptoms related to the target lesion

  4. Number of subjects with stent embolization as confirmed by adverse events and imaging

    Time frame: 12 months

    Number of subjects with stent embolization

  5. Number of subjects with device- or index procedure-related death as confirmed with adverse events

    Time frame: 30 days

    Number of subjects with device- or index procedure-related death

  6. Number of subjects with clinically significant pulmonary embolism as confirmed with imaging and adverse events

    Time frame: 30 days

    Number of subjects with clinically significant pulmonary embolism as confirmed via CTA

  7. Number of subjects with device- or index procedure-related vascular injury as confirmed with adverse events

    Time frame: 30 days

    Number of subjects with device- or index procedure-related vascular injury requiring surgical or endovascular intervention

  8. Number of subjects with device- or index procedure-related major bleeding events as confirmed with adverse events

    Time frame: 30 days

    Number of subjects with device- or index procedure-related major bleeding events

  9. 5 Level EuroQol-5 Dimension (EQ-5D-5L)

    Time frame: 36 months

    Change in 5 Level EuroQol-5 Dimension (EQ-5D-5L) Measurement through 36-month follow-up compared to baseline prior to treatment

  10. Technical success

    Time frame: Index procedure (post-op day 0)

    Number of subjects with successful delivery and deployment of the stent to the intended location

  11. Lesion success

    Time frame: Index procedure (post-op day 0)

    Number of subjects with evidence of ≤50% residual stenosis at the conclusion of the index procedure as measured by IVUS or contrast angiography

Study contacts

Contact information is provided by the study sponsor or research team.

Carl Conway

CONTACT

[email protected]

617 595 2277

Chaz Wolf

CONTACT

[email protected]

928 814 9198

Sponsors and collaborators

Lead sponsor

W.L.Gore & Associates

Industry

Registry information

Important dates

Study start
2026
Primary completion
2029
Study completion
2031
First posted
Apr 20, 2026
Registry last updated
May 14, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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