NCT04206371

Brief Summary

This study will evaluate safety and clinical outcomes of a systematic defibrillation threshold testing in patient with indication for defibrillator replacement.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
143

participants targeted

Target at P50-P75 for not_applicable

Timeline
Completed

Started Feb 2020

Longer than P75 for not_applicable

Geographic Reach
1 country

7 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

December 18, 2019

Completed
2 days until next milestone

First Posted

Study publicly available on registry

December 20, 2019

Completed
2 months until next milestone

Study Start

First participant enrolled

February 3, 2020

Completed
2 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

January 19, 2022

Completed
1.4 years until next milestone

Study Completion

Last participant's last visit for all outcomes

June 27, 2023

Completed
Last Updated

September 8, 2023

Status Verified

September 1, 2023

Enrollment Period

2 years

First QC Date

December 18, 2019

Last Update Submit

September 7, 2023

Conditions

Keywords

Defibrillation threshold testingDefibrillation leadDefibrillator replacement

Outcome Measures

Primary Outcomes (1)

  • Rate of defibrillator electrical integrity dysfunction during generator replacement.

    Abnormal shock impedance value.

    4 hours

Secondary Outcomes (1)

  • Rate of lead malfunction

    12 months

Study Arms (1)

Defibrillation testing during ICD replacment

OTHER
Diagnostic Test: Defibrillator threshold testing

Interventions

Under general or local anesthesia. Induction of Ventricular Fibrillation or R-wave synchronized shock

Defibrillation testing during ICD replacment

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Patients with an ICD (VR or DR) or CRT-D undergoing generator replacement.
  • Consent for participation
  • Affiliation to the French social security system

You may not qualify if:

  • Atrial Fibrillation without effective anti-coagulation treatments.
  • Severe Aortic valve stenosis
  • Stroke occurred in the previous month
  • Hemodynamic instability contraindicating the high energy shock
  • Contraindication for anesthesia
  • Pregnant or breastfeeding women
  • Communication difficulties or neuropsychiatric disorder
  • Patients under protection of the adults (guardianship, curators or safeguard of justice)

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (7)

Hôpital Trousseau

Chambray-lès-Tours, Centre-Val de Loire, 37170, France

Location

Institut Lorrain du Coeur et des Vaisseaux Louis Mathieu-CHU de Nancy-Hôpitaux de Brabois

Vandœuvre-lès-Nancy, Grand Est, 54500, France

Location

CHU de Caen

Caen, Normandy, 14000, France

Location

CHU de Toulouse-Hôpital Rangueil

Toulouse, Occitanie, 31400, France

Location

Hôpital Privé du Confluent

Nantes, Pays de la Loire Region, 44277, France

Location

Centre Hospitalier Henri Duffaut

Avignon, Provence-Alpes-Côte d'Azur Region, 84902, France

Location

CMC Ambroise Paré

Neuilly-sur-Seine, Île-de-France Region, 92200, France

Location

Study Design

Study Type
interventional
Phase
not applicable
Allocation
NA
Masking
NONE
Purpose
PREVENTION
Intervention Model
SINGLE GROUP
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

December 18, 2019

First Posted

December 20, 2019

Study Start

February 3, 2020

Primary Completion

January 19, 2022

Study Completion

June 27, 2023

Last Updated

September 8, 2023

Record last verified: 2023-09

Data Sharing

IPD Sharing
Will not share

Locations