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A Randomized Clinical Study Comparing Angiography guided versus FFR-guided for side branch stent implantation of True Bifurcation Lesions: DK CRUSH-VI Trial

Study Comparing Angiography Guided versus FFR-guided for Side Branch Stent Implantation of True Bifurcation Lesions: A Randomized, Prospective, Multi-center Clinical Trial (DK CRUSH-VI)

Status
Active, not recruiting
Phases
Phase 4
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR-TRC-11001877
Enrollment
Unknown
Registered
2011-12-25
Start date
2012-01-31
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

Interventions

1:Angiography guided provisional T stenting
2:Fractional Flow Reserve (FFR) guided provisional T stenting

Sponsors

Nanjing First Hospital, Nanjing Medical Univeristy
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Subject must be age 18-75 years; 2. Subject (or legal guardian) understands the trial requirements and treatment procedures and provides written informed consent before any trial-specific tests or procedures are performed; 3. Subject is eligible for percutaneous coronary intervention (PCI); 4. Subject has Stable/unstable angina or NSTEMI; 5. Subject has STEMI>24-hour from the onset of chest pain to admission; 6. Subject is an acceptable candidate for coronary artery bypass grafting (CABG); 7. Subject is willing to comply with all protocol-required follow-up evaluations; 8. True bifurcation lesions (Medina 0,1,1/1,1,1); 9. Downstrem lesions could be covered by two stents; 10. True bifurcation lesions with CTO lesion in LAD, or LCX or RCA after recanalization; 11. Diameter stenosis >=50% by visual estimation.

Exclusion criteria

Exclusion criteria: 1. Subject with STEMI (within 24-hour from the onset of chest pain to admission); 2. Subject has known allergy to the study stent system (everolimus) or protocol-required concomitant medications; 3. Subject has intolerable to dual anti-platelet therapy; 4. Subject has any other serious medical illness that may reduce life expectancy to less than 12 months; 5. Subject is a women who is pregnant or nursing; 6. Subject has a planned procedure that may cause non-compliance with the protocol or confound data interpretation. Patient is participating in another clinical trial that has not reached its primary endpoint within 24 months after the index procedure; 7. CTO lesion in either LAD, or LCX or RCA unsuccessful recanalization; 8. Severe calcification needing rotational athrectomy; 9. Restenotic from previous intervention.

Design outcomes

Primary

MeasureTime frame
Major adverse cardiac events at 12-month;

Secondary

MeasureTime frame
Net gain of lumen diameter;Fractional Flow Reserve (FFR);

Countries

China

Contacts

Public ContactShaoliang Chen
chmengx@126.com+86 025 5220 8048

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Mar 15, 2026