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Double Kissing and Double Crush versus Provisional T Stenting Technique for the Treatment of Unprotected Distal Left Main True Bifurcation Lesions: A Randomized, International, Multi-center Clinical Trial

Double Kissing and Double Crush versus Provisional T Stenting Technique for the Treatment of Unprotected Distal Left Main True Bifurcation Lesions: A Randomized, International, Multi-center Clinical Trial

Status
Active, not recruiting
Phases
Phase 4
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR-TRC-11001213
Enrollment
Unknown
Registered
2011-03-10
Start date
2011-12-30
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

Unprotected distal left main coronary bifurcation lesion

Interventions

Group A:Using provision technique,stents in MV.If additional stent being required in side branch.
Group B:Using DK crush technique Implants stents in MV and SB

Sponsors

Nanjing First Hospital, Nanjing Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Documented Stable/unstable angina or AMI>24-hour from the onset of chest pain to admission; 2. LMb (Medina 0, 1, 1/1, 1, 1) with/without ostial/shaft lesions; 3. Downstrem lesions in LAD or LCX could be covered by two stents; 4. LMb with CTO lesion in LAD, or LCX or RCA after recanalization; 5. Patients eligible to be treated by PCI; 6. Diameter stenosis in LAD/LMT and LCX >=50% by visual estimation; 7. Signed informed consent.

Exclusion criteria

Exclusion criteria: 1. STEMI <24-hour from the onset of chest pain to admission; 2. Expected survival <1 year; 3. Allergy to indexed medications; 4. Intolerable to dual antiplatelet therapy; 5. Allergy to sirolimus; 6. CTO lesion in either LAD,or LCX or RCA not recanalized; 7. Women in pregnant; 8. Severe calcification needing rotational athrectomy.

Design outcomes

Primary

MeasureTime frame
Target lesion failure (TLF) rate at 12 months post-index procedure;

Secondary

MeasureTime frame
Net gain of lumen diameter;Definite and probable stent thrombosis.;In-stent restenosis;Cardiac death, Target-vessel myocardial infarction (TV-MI), or Target lesion revascularization (TLR). ;Target-vessel myocardial infarction (TV-MI);

Countries

China

Contacts

Public ContactShao-Liang Chen
chmengx@126.com+86 25 52208048

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Mar 8, 2026