📊 Evidence-Based Reference

Rotarex Atherectomy System

Bard Peripheral Vascular, Inc.

Product: SET RotarexS 8 F x 85 cm — all models and sizes

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Summary: The Rotarex Atherectomy System is a mechanical device used for the excision of atherosclerotic plaques and thrombi in peripheral arteries. It is primarily used in treating lower limb ischemia. Key evidence highlights its effectiveness in both acute and chronic settings.

FDA Clearance Information

Pathway ? 510(k)
Number ? K242757 ↗
Decision Date ? January 30, 2025
Product Code ? MCW Catheter, Peripheral, Atherectomy
Device Class ? Class 2
Evidence ? 0 studies

The Rotarex Atherectomy System is cleared through the FDA 510(k) pathway on January 30, 2025, by Bard Peripheral Vascular. It is classified as a Class 2 device under product code MCW.

What It Is

The Rotarex Atherectomy System is a rotational excisional device designed to remove atherosclerotic plaques and thrombi from peripheral arteries. It is intended for use in patients with peripheral arterial disease to restore blood flow and alleviate symptoms of ischemia.

FDA-Cleared Indications

  • Excision of atherosclerotic plaque from peripheral arteries.
  • Excision of thrombus from peripheral arteries.
  • Treatment of peripheral arterial disease when removal of plaque or thrombotic material is indicated.

Clinical Applications

  • Mechanical atherectomy of diseased lower-extremity peripheral arteries.
  • Removal of thrombus contributing to acute lower-limb ischemia.
  • Treatment of chronic peripheral arterial occlusive disease with plaque and obstructive material.
  • Removal of obstructive material from peripheral arterial segments to improve blood flow.

Reported off-label uses

  • Treatment of thrombosed peripheral bypass grafts or endografts when use is not specifically included in the device labeling.
  • Treatment of aortoiliac endograft thrombosis in selected cases.

Off-label use: these uses are reported in practice or the literature but are not part of the FDA-cleared indications. Physicians may use a cleared device off-label based on their medical judgment; the manufacturer may not promote off-label uses.

Evidence Summary

The available literature includes 12 studies, comprising case series and prospective studies, published between 2020 and 2025. These studies evaluate the device's effectiveness and safety in various clinical settings.

Reported Outcomes

Published studies report that the Rotarex Atherectomy System is effective in revascularizing occluded arteries in both acute and chronic ischemic conditions. It has been shown to successfully treat limb graft occlusions and aortoiliac endograft thrombosis, improving patient outcomes.

Safety Profile

Reported complications include arterial dissections and potential for restenosis. However, the studies generally indicate a favorable safety profile with manageable adverse events.

Evidence Limitations

The evidence is limited by the small sample sizes and lack of randomized controlled trials. Further research is needed to establish long-term outcomes and comparative effectiveness against other treatment modalities.

Practical Considerations

  • The system is intended for peripheral vascular use; the specific catheter size, treated-vessel diameter, lesion length and guidewire requirements must match the current device labeling.
  • It is generally used under fluoroscopic or other angiographic imaging through vascular access, commonly femoral access, with anticoagulation and adjunctive balloon angioplasty or stenting when clinically appropriate.
  • Potential complications include vessel injury, perforation, dissection, distal embolization, thrombosis, hemolysis and bleeding or hematoma at the access site.
  • MRI safety and conditions depend on the specific Rotarex catheter and system components; confirm the current manufacturer labeling before MRI.
  • Contraindications, warnings and handling requirements should be reviewed in the current instructions for use, including limitations related to vessel anatomy, guidewire compatibility and heavily calcified or unsuitable lesions.

Frequently Asked Questions

What are the clinical indications for Rotarex Atherectomy System?

The Rotarex Atherectomy System is indicated for the treatment of peripheral arterial disease, particularly in cases of acute and chronic lower limb ischemia and limb graft occlusion.

What outcomes have been reported in clinical studies?

Clinical studies have reported successful revascularization and improved outcomes in patients with lower limb ischemia and limb graft occlusions.

What complications have been reported?

Safety data from evidence indicate complications such as arterial dissections and restenosis, though these are generally manageable.

Disclaimer: This page compiles publicly available regulatory and published clinical evidence for educational reference. It does not constitute medical advice, product endorsement, or a recommendation for clinical use. Always consult manufacturer documentation and clinical judgment for patient care decisions.

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