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Short-Term Anticoagulation versus Antiplatelet Therapy for Preventing Device Thrombosis Following Left Atrial Appendage Closure. The ANDES study.

Status
Not yet recruiting
Phases
Phase 4
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2025-520954-12-00
Acronym
5072018
Enrollment
250
Registered
2025-02-03
Start date
Unknown
Completion date
Unknown
Last updated
2025-02-03

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

Conditions

Atrial Fibrillation Device thrombosis post-Left Atrial Appendage Closure

Brief summary

Primary Efficacy Endpoint: Device thrombosis as evaluated by TEE 60 days after LAAC and analyzed in a central echo core lab (as-treated analysis), Primary Safety Endpoint :Adverse clinical events including all-cause mortality, stroke, bleeding, or device thrombosis* within 60 days after LAAC (intention-to-treat analysis) * As clinically evaluated and diagnosed by the center investigators and determining a treatment change

Detailed description

Device thrombosis as evaluated by TEE or computed tomography 12 months after LAAC, Ischemic events (stroke, TIA) at 2-months and 1-, 2-, 3-, 4-, 5-year follow-up, Bleeding events at 2-months and 1-, 2-, 3-, 4-, 5-year follow-up

Interventions

DRUGDabigatran Etexilate GLN 150 mg hard capsules
DRUGASPIRINE ARROW 75 mg
DRUGApixaban Teva GmbH 5 mg filmdragerade tabletter
DRUGEdoxaban TAD 60 mg apvalkotās tabletes
DRUGRivaroxaban Kéri 20 mg filmtabletta

Sponsors

Centre Hospitalier Universite De Laval
Lead SponsorOTHER

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
Primary Efficacy Endpoint: Device thrombosis as evaluated by TEE 60 days after LAAC and analyzed in a central echo core lab (as-treated analysis), Primary Safety Endpoint :Adverse clinical events including all-cause mortality, stroke, bleeding, or device thrombosis* within 60 days after LAAC (intention-to-treat analysis) * As clinically evaluated and diagnosed by the center investigators and determining a treatment change

Secondary

MeasureTime frame
Device thrombosis as evaluated by TEE or computed tomography 12 months after LAAC, Ischemic events (stroke, TIA) at 2-months and 1-, 2-, 3-, 4-, 5-year follow-up, Bleeding events at 2-months and 1-, 2-, 3-, 4-, 5-year follow-up

Countries

Spain

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026