This study aims to investigate the efficacy and safety of intravascular lithotripsy (IVL) balloon in treating coronary calcified lesions at our center.
Patients with coronary angiography showing vessel diameter stenosis ≥ 70% and moderate to severe calcification;
Reference vessel diameter ≥ 2.5 mm;
Signed informed consent form.
Patients with comorbid conditions such as malignant tumors and an expected lifespan of less than 1 year;
Patients with hemodynamic instability;
Patients classified as New York Heart Association (NYHA) functional class IV;
Any other conditions deemed by the investigator as unsuitable for enrollment.