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An atherectomy catheter is a thin medical device used to remove or reduce plaque inside a narrowed or blocked artery. It is advanced through blood vessels to the treatment area during a minimally invasive procedure. Different catheter designs can cut, shave, sand, vaporize, or capture plaque. Atherectomy is most often used in selected peripheral artery disease procedures.
read more about atherectomy catheter ...An atherectomy catheter is used to help restore blood flow in arteries narrowed by atherosclerotic plaque. It may be used in leg arteries or other peripheral vessels when the anatomy and plaque type make it appropriate. The catheter can be used alone or with balloon angioplasty, stenting, or other treatments. The clinician chooses the method based on blockage location, vessel size, plaque features, and patient risk.
Atherectomy catheters are classified by how they remove plaque. Directional atherectomy devices shave plaque from one side of the vessel. Rotational or orbital devices use a spinning tip to modify plaque, while laser atherectomy uses light energy to break down material. Some devices include collection chambers or aspiration to capture debris.
The clinician accesses a blood vessel, often through the groin or arm, and guides the catheter to the narrowed artery using imaging. The device is activated at the plaque site to remove or modify the blockage. Additional ballooning or stenting may be done if needed to improve blood flow. After treatment, the access site is closed and circulation is monitored.
Possible risks include bleeding, vessel injury, embolization, clotting, artery perforation, restenosis, infection, pain, or need for another procedure. Patients may need antiplatelet medicine, wound care, walking therapy, or risk-factor treatment after the procedure. Follow-up may include pulse checks, ultrasound, or symptom review. Sudden leg pain, numbness, coldness, color change, heavy bleeding, or chest symptoms need urgent care.
No. Atherectomy removes or modifies plaque, while angioplasty uses a balloon to widen the artery. The two may be used together.
No. The catheter is removed at the end of the procedure. Any stent placed during the same procedure may remain in the artery.
Yes. Arteries can narrow again over time, especially if risk factors are not controlled. Follow-up care is important.
It can be used in selected coronary procedures, but it is commonly discussed for peripheral artery disease. Use depends on the artery, blockage, and specialist plan.
Peripheral Artery Disease (PAD). Cleveland Clinic. https://my.clevelandclinic.org/health/diseases/17357-peripheral-artery-disease-pad. Date Accessed June 16, 2026.
Peripheral Artery Disease. Mayo Clinic Health System. https://www.mayoclinichealthsystem.org/locations/mondovi/services-and-treatments/cardiology/diseases/peripheral. Date Accessed June 16, 2026.
Debulking Atherectomy in the Peripheral Arteries. PubMed Central. https://pmc.ncbi.nlm.nih.gov/articles/PMC5486795/. Date Accessed June 16, 2026.
Orbital Atherectomy. StatPearls (NCBI Bookshelf). https://www.ncbi.nlm.nih.gov/books/NBK563144/. Date Accessed June 16, 2026.
Update on Alert: Atherectomy Catheter System Issue from Bard Peripheral Vascular. U.S. Food and Drug Administration. https://www.fda.gov/medical-devices/medical-device-recalls-and-early-alerts/update-alert-atherectomy-catheter-system-issue-bard-peripheral-vascular. Date Accessed June 16, 2026.