Experimental group:Experimental medical device interventional therapy

Prospective, single-center, randomized controlled, post-marketing exploratory clinical study to evaluate the efficacy and safety of one-time use of intravascular shock waveguide in the treatment of coronary artery calcification induced stent dilatation

A prospective, multicenter, randomized controlled, non-inferiority clinical trial to evaluate the safety and efficacy of the disposable coronary intravascular shock wave catheter in combination with the intravascular shock wave treatment device for the pretreatment of calcified coronary lesions.