Pressure Guidewire System Multi-center, Prospective, Self-Control, Clinical Trial

Korábbi kezelés

• Coronary intervention surgery contraindications;

Más betegség

• Has a history of myocardial infarction;
• Patient with ATP contraindications (ATP contraindications: sinus syndrome, sinus insufficiency and the elderly with cautious use or no use);
• The clinical manifestations of patients show acute instability, including acute chest pain (sudden appearance), cardiogenic shock, unstable blood pressure (systolic pressure less than 90mmHg), severe congestive heart failure or acute pulmonary edema;
• The angiography shown or suspect of thrombosis;
• Left main coronary artery disease, target blood vessels with severe curvature or calcification lesions, total occlusion;

Laborértékek

• Patient with other serious diseases are not suitable for clinical trials, such as a complex congenital heart disease history, severe heart failure(NYHA cardiac function level IV), long QT syndrome, severe hypertension, Severe asthma, severe chronic obstructive pulmonary disease, liver and kidney dysfunction and other serious infections and critical illnesses;

Egyéb

• Patient who do not understand or are unwilling to sign an informed consent form;
• The angiography shown or suspect of dissection;
• There are any other factors that the investigator considers unsuitable for inclusion or completion of this study.

• Age 18 to 75 years old, gender-unrestricted, non-pregnant female;
• Understand and be willing to sign an informed consent form;
• Diagnosed with coronary heart disease;
• Intrusive ICA and FFR measurement are needed;
• Visual coronary angiography showed at least one moderate stenosis lesion (diameter stenosis of 30% - 70%) on the coronary artery with diameter ≥ 2.5mm