Safety and Efficacy Study of LAmbre LAA Closure Device for Treating AF Patients Who Cannot Take Warfarin

NCT ID: NCT02029014

Last Updated: 2014-03-18

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

PHASE3

Total Enrollment

154 participants

Study Classification

INTERVENTIONAL

Study Start Date

2014-03-31

Study Completion Date

2016-07-31

Brief Summary

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The aim of this study is to assess the efficacy, safety and performance of LAmbre left atrial appendage closure system in patients with non-valvular atrial fibrillation who cannot be treated with Warfarin.

Detailed Description

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Conditions

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Atrial Fibrillation

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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LAmbre closure system

Group Type EXPERIMENTAL

LAA closure system

Intervention Type DEVICE

Interventions

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LAA closure system

Intervention Type DEVICE

Eligibility Criteria

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Inclusion Criteria

* Age\>=18, CHADS2 score\>=1
* Patients cannot be treated long-term with Warfarin
* Eligible for clopidogrel and aspirin
* Provide written informed consent and agree to comply with required follow-ups

Exclusion Criteria

* Need to take Warfarin
* Presence of rheumatic, degenerative or congenital valvular heart diseases
* Early stage or paroxysmal AF
* Symptomatic patients with carotid artery disease (such as carotid stenosis\>=50%)
* Heart failure NYHA grade IV
* Recent 30 days stroke or TIA
* Presence of active sepsis or endocarditis
* Cardiac tumors or other malignancy with estimated life expectancy \<2 years
* Abnormal blood test; renal disfunction
* LAA removed or heart implant patients
* Patients have planned electrophysiological ablation or cardioversion 30 days post implantation of the LAmbre system
* Patients have history of mechanical prosthesis operation
* Patients who are pregnant, or desire to be pregnant during the during the study
* Participation in other trials
* A known allergy to nitinol
* Patients will not be able to complete the trial


* LAA Ostium \<=12mm or \>=30mm
* LVEF \<30%
* Presence of thrombus in the heart
* High risk PFO
* Mitral valve stenosis (valve area \<2 cm2
Minimum Eligible Age

18 Years

Maximum Eligible Age

80 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Lifetech Scientific (Shenzhen) Co., Ltd.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Congxin Huang, MD

Role: PRINCIPAL_INVESTIGATOR

People's Hospital of Wuhan University

Locations

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People's Hospital of Wuhan University

Wuhan, Hubei, China

Site Status RECRUITING

Countries

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China

Central Contacts

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David Liu, MD

Role: CONTACT

+86 10 6595 6828 ext. 806

Facility Contacts

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David Liu, MD

Role: primary

+86 10 6595 6828 ext. 806

Other Identifiers

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LAA v1.1

Identifier Type: -

Identifier Source: org_study_id

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