IVUS-guided DK Crush Stenting Technique for Patients With Complex Bifurcation Lesions

Korábbi kezelés

• Scheduled surgery interrupting antiplatelet medications in the next 6 months;
• Previous enrolment in coronary intervention device investigation during the study period;

Más betegség

• Acute myocardial infarction less than 24 hours;
• Renal failure requiring or during dialysis;
• Uncontrolled hypertension (systolic blood pressure≥180 mmHg or diastolic blood pressure≥110 mmHg)
• Combined pre- and post-capillary hypertension (mPAP≥25 mmHg, PCWP>15 mmHg, and PVR>3.0 WU)

Laborértékek

• Hemoglobin <9g/L
• Severe heart failure (LVEF<30%)

Egyéb

• Pregnancy and breast feeding mother;
• Co-morbidity with an estimated life expectancy of < 50 % at 12 months;
• Intolerable to DAPT;
• Inability to follow the protocol and comply with follow-up requirements or any other reason that the investigator feels would place the patient at increased risk;
• Unable to provide written informed consent, or fail to follow the protocol;
• Lesion cannot be covered by 2 longest stents;
• Restenotic bifurcation lesions；
• Severe calcification requiring rotational atherectomy;
• Chronic total occlusion which is not recanalized;
• Simple bifurcation lesions;
• Patients with hypertrophic obstructive cardiomyopathy.

• Provision of informed consent prior to any study specific procedures;
• Men and women 18 years and older;
• Established indication for PCI according to the guidelines of ACC/AHA;
• Native coronary lesion suitable for drug-eluting stent placement;
• True bifurcation lesions (Medina 0,1,1/1,1,1), lesions length≤ 68 mm
• Reference vessel diameter in side branch > 2.5mm by visual estimation;
• Complex bifurcation lesions based on the DEFINITION study.