Related Experiment Videos
Intravascular Plaque Modification With Rotational Atherectomy Technique for Recanalization of Heavily Calcified
Qing Qin1, You Zhou2, Rende Xu1
1Department of Cardiology, Zhongshan Hospital, Fudan University, Shanghai Institute of Cardiovascular Disease, Shanghai, China; National Clinical Research Center for Interventional Medicine, Shanghai, China.
JACC. Case Reports
|July 29, 2026
Summary
The intravascular plaque modification with rotational atherectomy (IMAC) technique effectively modifies heavily calcified chronic total occlusion lesions. This method aids guidewire crossing when other techniques fail, improving treatment options for complex arterial blockages.
Area of Science:
- Cardiovascular Interventions
- Interventional Cardiology
- Vascular Surgery
Background:
- Heavily calcified chronic total occlusion (CTO) lesions pose significant challenges in percutaneous coronary intervention.
- Conventional balloon angioplasty and microcatheter techniques often fail in these complex lesions, necessitating advanced strategies.
Related Concept Videos
01:27Peripheral Artery Disease III: Interprofessional Care
Peripheral Artery Disease (PAD) is characterized by narrowed arteries that diminish blood flow to the extremities. Effective management of PAD requires an interprofessional approach involving various healthcare professionals. The critical aspects of interprofessional care for PAD patients focus on risk factor modification, drug therapy, exercise therapy, nutrition therapy, critical limb ischemia care, and interventional radiology and surgical procedures.The primary treatment goal for PAD...
01:30Atherosclerosis I: Introduction
Atherosclerosis is a progressive disorder characterized by the buildup of plaques on the arterial inner wall, causing them to narrow and harden over time. These plaques comprise lipids, calcium, blood components, carbohydrates, and fibrous tissue. The process primarily affects the intima of large and medium-sized arteries, reducing blood flow in any artery.Etiology and risk factorsThe cause of atherosclerosis is multifactorial, involving a complex interplay among endothelial injury, lipid...
01:26Aneurysm III: Interprofessional Care
Aneurysm management involves either conservative medical therapy or surgical intervention, depending on the size and symptoms of the aneurysm. Conservative management is generally reserved for smaller, asymptomatic aneurysms, while larger or symptomatic aneurysms often necessitate surgical repair.Conservative Medical TherapyFor small, asymptomatic aneurysms, particularly abdominal aortic aneurysms (AAA) less than 5.5 centimeters in diameter, conservative medical therapy is recommended. This...