Clinical significance of coronary fractional flow reserve (FFR) guided 2-stent technique for true coronary bifurcation lesions (DK-CRUSH IV)

Clinical significance of coronary haemodynamic changes after two stent technique for true coronary bifurcation lesions

Status

Active, not recruiting

Phases

Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR-TRC-09000496

Enrollment

Unknown

Registered

2009-08-11

Start date

2009-08-01

Completion date

Unknown

Last updated

2017-04-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

coronary artery disease with single true bifurcation lesion

Interventions

Group A:DK CRUSH

Group B:step 'T'

Eligibility

Sex/Gender

All

Age

18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. Age 18 to 75 years old; 2. Able and willing to provide signed informed consent; 3. Left ventricular ejection fraction >30%; 4. True bifurcation lesion (medina classification 1, 1, 1 or 1, 0, 1 or 0, 1, 1) with diameter of MB by visual estimate>=2.5mm and diameter of SB by visual estimate>=2.5mm and without other lesions in whole coronary tree 5. Lesions in main vessel could be completely covered by 2 stents; 6. Patients with NSTEAMI, CTO or distal left main disease were also eligible.

Exclusion criteria

Exclusion criteria: 1. Life expectancy3mg/dL; 7. Cerebrovascular events within 6 months; 8. Allergy to of the drugs used (aspirin, clopidogrel, sirolimus); 9. STEAMI or other phenomenon with refractory low blood pressure or can not tolerate adenosin.

Design outcomes

Primary

Measure	Time frame
MACE in 1 year;	—

Secondary

Measure	Time frame
Restenosis ratio in 8 month;	—

Countries

China

Contacts

Public ContactShaoliang Chen

chmengx@126.com+86 13605157029

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026