coronary artery disease
Conditions
Interventions
Group A: stent apposition in SIC:Be verified in IVUS/OCT. If not, stents were post-expanded
Group B: stent malapposition in SIC,not to increas:Be verified in IVUS/OCT. If so, stents were post-expanded
Group C:Be verified in IVUS/OCT. If so, stents were post-expanded
Sponsors
Beijing An Zhen Hospital, Capital Medical University; Beijing Institute of Heart Lung and Blood Vessel Diseases
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1. Male or non-pregnant female; 2. Myocardial ischemia (stable, unstable, silent) or old MI; 3. De novo lesions with at least 70% stenosis in QCA; 4. Can be sufficient dilated by pre-dilating balloon; 5. Only one stent was planned in the target lesion; 6. The difference between nearly and distal reference vessel is less than 0.25 mm in diameter; the diameter of nearly reference vessel is less than 3.5mm; 7. No contradictions to CABG.
Exclusion criteria
Exclusion criteria: 1. Acute myocardial infarction within 1 week; 2. Concomitant cardiac valve disease, congenital heart disease requiring surgical therapy; severe heart failure (NYHA>=III grade); left ventricular ejection fraction=2mg/dl); 5. Hemorrhagic tendency; active peptic ulcer; history of hemorrhagic stroke; history of ischemic stroke within 6 months;Any contraindication to antithrombotic therapy; 6. Allergy to contrast; 7. Life expectancy shorter than 12 months; 8. The heart transplant recipients.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| dissection in coranary artery;stent apposition or malappositio; | — |
Secondary
| Measure | Time frame |
|---|---|
| coronary angiogrphy after 12 months;clinical follow up after 1, 30,180 days and 1 year; | — |
Countries
China
Contacts
Public ContactShuzheng LV
Outcome results
None listed