This is a prospective, multicenter, single-arm registry study, aimed to evaluate the clinical outcomes of using Shockwave IVL catheter in the treatment of coronary artery calcification in real-world clinical practice.

Inclusion Criteria:

• Age ≥18 years.
• Patients with coronary artery calcification who are planned to undergo PCI and are deemed in need of Shockwave IVL catheter treatment by their physicians.
• The subject or their legal representative agrees to sign the informed consent form.

Exclusion Criteria:

• The physician evaluates that the subject's expected lifespan is <1 year.
• The subject did not receive IVL treatment in the index procedure.
• The subject is pregnant or lactating.
• The subject is currently participating in another clinical study.

All patients with coronary artery calcification who are planned to undergo percutaneous coronary intervention (PCI) and are deemed suitable to receive Shockwave IVL catheter treatment by their physicians.