Atherectomy is a minimally invasive procedure that removes plaque from inside an artery to improve circulation. It is one of several treatments for peripheral artery disease (PAD), which is commonly caused by atherosclerosis, particularly when plaque is calcified, difficult to cross with a balloon, or has returned after prior therapy. At Cape Fear Valley, our vascular specialists use advanced imaging and a range of atherectomy devices to personalize care based on your goals and overall health.
Overview of Atherectomy
Unlike angioplasty or stenting, which push plaque aside or scaffold the artery open, atherectomy physically removes (debulks) plaque. It can be performed alone or combined with angioplasty, drug-coated balloons, or stents to enhance and maintain blood flow in an artery affected by atherosclerosis.
Who may benefit:
- PAD in the legs causing claudication (leg pain with walking) or nonhealing wounds
- Critical limb ischemia with rest pain or tissue loss
- Restenosis, where a previously treated artery narrows again
Common device types:
- Directional atherectomy: a cutting window precisely shaves plaque
- Rotational atherectomy: a high-speed tip bores through hardened plaque
- Orbital atherectomy: an eccentrically rotating crown sands plaque while maintaining flow
- Laser atherectomy: pulsed energy vaporizes soft and calcified plaque
Your clinician selects the device based on plaque location, hardness, and vessel size, as well as the specific artery involved.
Atherectomy Procedure
Before the procedure, you will have an evaluation that may include blood tests, ultrasound, an ankle-brachial index, and angiography to map the blockage caused by atherosclerosis. During the procedure, a small catheter is inserted through a needle puncture, typically in the groin or wrist. Using X-ray guidance, the atherectomy device removes plaque from the diseased artery. Many patients also receive balloon angioplasty, medication-coated balloons, or a stent if needed to optimize blood flow. The access site is then sealed.
Anesthesia usually involves local numbing with light sedation so you are comfortable and breathing on your own; some cases require deeper sedation. Most procedures take 30 to 90 minutes. Many are done outpatient, though an overnight stay may be recommended for complex disease or higher-risk patients.
Atherectomy Recovery
Recovery is typically quick. You will lie flat briefly to protect the access site and often walk the same day. Mild bruising or soreness at the puncture site is common. Most people resume normal activities within 24 to 72 hours, avoiding heavy lifting for several days as directed.
After the procedure, you may be prescribed antiplatelet medications such as aspirin or clopidogrel, and in select cases anticoagulants. Follow-up includes access site checks, medication review, and imaging like duplex ultrasound to monitor blood flow in the treated artery. Exercise therapy and smoking cessation are strongly encouraged to maintain results and slow progression of atherosclerosis.
Benefits of an Atherectomy
Benefits include improved blood flow, relief of leg pain and cramping, faster wound healing, and limb preservation in severe PAD. Candidacy is determined by your symptoms, imaging, plaque characteristics, prior treatments, and overall health. For some blockages, angioplasty or stenting alone may be preferred. For diffuse disease or heavy calcification, atherectomy can improve lumen gain and facilitate better results with balloons or stents. In cases of long, complex blockages or when endovascular therapy is unlikely to succeed, bypass surgery may be recommended. Many patients experience immediate symptom relief and return to routine activity within days; long-term success depends on risk factor control and management of atherosclerosis.