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Recruiting

NCT Number: NCT07135895

The ArtixASCEND Study

This study is a post-market, prospective, multicenter, single-arm study to evaluate the safety and effectiveness of the Artix Thrombectomy System in patients with acute lower extremity arterial occlusions.

Recruiting

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Yale University, New Haven, Connecticut, United States

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Who can participate

Healthy volunteers accepted: No

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

Inclusion criteria

  • Age ≥ 18 years
  • Acute symptom duration ≤ 14 days
  • Lower limb arterial occlusion below inguinal ligament
  • Target lesion in native vessel
  • Target vessel size between 3 mm and 8 mm by visual estimation
  • Rutherford category I, IIa, or IIb
  • Informed consent is obtained from either patient or legally authorized representative (LAR) per Institutional Review Board/Ethics Committee requirements

Exclusion criteria

  • Life expectancy < 6 months
  • Prior major amputation in the target limb
  • Prior minor amputation in the target limb that is not completely healed or cannot bear weight
  • Non-thrombotic occlusion secondary to dissection, vasculitis, or target vessel trauma
  • Treatment of the index event in the target vessel with any other endovascular thrombectomy/aspiration or open surgical method prior to Artix procedure
  • Part of a vulnerable population (e.g., currently pregnant, breastfeeding or incarcerated) per local definitions
  • Known sensitivity to radiographic contrast agents that, in the Investigator's opinion, cannot be adequately pre-treated
  • Unable to tolerate antiplatelet therapy
  • Inability to anticoagulate the patient with heparin, enoxaparin or other parenteral antithrombin, or known to have uncorrected bleeding disorders (e.g., gastro-intestinal ulcer, menorrhagia, liver failure, heparin-induced thrombocytopenia (HIT))
  • Any condition for which, in the opinion of the Investigator, participation would not be in the best interest of the subject (e.g., contraindication to use of Artix per local approved labeling, compromise the well-being or that could prevent, limit, or confound the protocol-specified assessments)
  • Current participation in another drug or device study that, in the investigator's opinion, would interfere with participation in this study

Treatment and study plan

Artix Thrombectomy System

Device

Treatment of lower extremity arterial occlusions using the Artix Thrombectomy System.

Primary outcomes

  1. Primary Effectiveness Endpoint

    Time frame: Immediately Following Index Procedure

    Revascularization rate post-index procedure of target treatment area determined by an independent core lab.

  2. Primary Safety Endpoint

    Time frame: 48 Hours

    Periprocedural (within 48 hours) Artix Thrombectomy System-related major bleeding rate adjudicated as causal to the study device as determined by an independent Medical Monitor.

Secondary outcomes

  1. Distal embolization SAEs

    Time frame: Intra-procedure

  2. All-cause mortality

    Time frame: 1-month follow-up visit

  3. Limb salvage

    Time frame: 1-month follow-up visit

    Freedom from major amputation of the index limb

  4. Amputation-free survival

    Time frame: 1-month follow-up visit

    Freedom from major amputation and all-cause mortality

Study contacts

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

Chris Ottaviano

CONTACT

[email protected]

609-634-4571

James Allen

CONTACT

[email protected]

651-279-8587

Sponsors and collaborators

Lead sponsor

Inari Medical

Industry

Registry information

Official study title

The Artix All-in-one Solution for Complete thrombEctomy With eNDovascular Approach

Important dates

Study start
2026
Primary completion
2029
Study completion
2029
First posted
Aug 22, 2025
Registry last updated
Jul 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.