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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT02322840
Registration number
NCT02322840
Ethics application status
Date submitted
31/10/2014
Date registered
23/12/2014
Titles & IDs
Public title
Transcatheter Mitral Valve Replacement System (TMVR) Pilot Study and The Early Feasibility Study of the TMVR Transseptal System
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Scientific title
An Initial Evaluation of the Safety and Performance of the Transcatheter Mitral Valve Replacement System in Patients With Severe, Symptomatic Mitral Regurgitation
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Secondary ID [1]
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MDT19042TMV002
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Mitral Valve Insufficiency
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Condition category
Condition code
Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Treatment: Devices - Twelve TMVR Implant
Treatment: Devices - Medtronic Intrepid™ Transcatheter Transfemoral Mitral Valve Replacement System
Experimental: Transcatheter Mitral Valve Replacement (TMVR) Implant - Twelve TMVR Implant
Treatment: Devices: Twelve TMVR Implant
Implantation of the Twelve TMVR System -Apical
Treatment: Devices: Medtronic Intrepid™ Transcatheter Transfemoral Mitral Valve Replacement System
Implant of Intrepid valve -Transfemoral
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Intervention code [1]
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Treatment: Devices
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Comparator / control treatment
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Control group
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Outcomes
Primary outcome [1]
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Adverse Events
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Assessment method [1]
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Number of patients with adverse events associated with the delivery and/or implantation of the device
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Timepoint [1]
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30 days
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Secondary outcome [1]
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Procedural Success (Number of patients with successful TMVR placement)
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Assessment method [1]
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Number of patients with successful TMVR placement
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Timepoint [1]
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Through 5 years
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Secondary outcome [2]
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Reduction of MR (Number of patients with a reduction of MR Grade)
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Assessment method [2]
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Number of patients with a reduction of MR Grade
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Timepoint [2]
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Through 5 years
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Eligibility
Key inclusion criteria
Key
* Severe mitral regurgitation (MR Grade 3-4+)
* Symptomatic mitral regurgitation (NYHA Class II-IV)
* Trans-apical access deemed feasible by the treating physician (PILOT only)
* Subjects anatomically suitable for the Intrepid TMVR delivery system including transfemoral and transseptal access (EFS only)
* Native mitral valve geometry and size compatible with the Twelve TMVR/Intrepid
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Minimum age
18
Years
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Maximum age
No limit
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Sex
Both males and females
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Can healthy volunteers participate?
No
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Key exclusion criteria
* Left ventricular ejection fraction (LVEF) < 20 (PILOT) or <25% (EFS)
* Evidence of intracardiac mass, thrombus, or vegetation
* Prior valve surgery or need for other valve surgery
* Prior stroke within 4 weeks (PILOT) or 90 days (EFS)
* Prior myocardial infarction within 6 months (PILOT) or 90 days (EFS)
* Need for coronary revascularization
* History of, or active, endocarditis
* Renal insufficiency (Creatinine > 2.5 mg/dL)
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Study design
Purpose of the study
Treatment
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Allocation to intervention
NA
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
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Masking / blinding
Open (masking not used)
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Who is / are masked / blinded?
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Intervention assignment
Single group
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Other design features
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Phase
NA
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Type of endpoint/s
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Statistical methods / analysis
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Recruitment
Recruitment status
Active, not recruiting
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Data analysis
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Reason for early stopping/withdrawal
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Other reasons
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Date of first participant enrolment
Anticipated
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Actual
1/04/2015
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
1/12/2028
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Actual
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Sample size
Target
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Accrual to date
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Final
33
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Recruitment in Australia
Recruitment state(s)
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Recruitment hospital [1]
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Royal Prince Alfred Hospital - Sydney
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Recruitment postcode(s) [1]
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- Sydney
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Recruitment outside Australia
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United States of America
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State/province [1]
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Arizona
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United States of America
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State/province [2]
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Georgia
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United States of America
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Illinois
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United States of America
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Michigan
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Country [5]
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United States of America
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State/province [5]
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Minnesota
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Country [6]
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United States of America
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State/province [6]
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New York
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Country [7]
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United States of America
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State/province [7]
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Oregon
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Country [8]
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0
United States of America
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State/province [8]
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Pennsylvania
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United States of America
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Texas
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Country [10]
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United States of America
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State/province [10]
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Virginia
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Country [11]
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United States of America
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State/province [11]
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Wisconsin
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Country [12]
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Denmark
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State/province [12]
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Copenhagen
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Country [13]
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France
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State/province [13]
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Lille
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Country [14]
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United Kingdom
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State/province [14]
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London
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Funding & Sponsors
Primary sponsor type
Commercial sector/industry
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Name
Medtronic Cardiovascular
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Address
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Country
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Other collaborator category [1]
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Commercial sector/industry
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Name [1]
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Medtronic
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Address [1]
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Country [1]
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Ethics approval
Ethics application status
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Summary
Brief summary
PILOT: The study is pilot trial to evaluate the safety and performance of the Twelve TMVR System in very high risk mitral regurgitation patients. EFS: The study is an EFS trial to evaluate the safety and performance of the Medtronic Intrepid™ Transcatheter Mitral Valve Replacement System with Transfemoral Transseptal access in Patients with Severe, Symptomatic Mitral Regurgitation
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Trial website
https://clinicaltrials.gov/study/NCT02322840
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Trial related presentations / publications
Zahr F, Song HK, Chadderdon SM, Gada H, Mumtaz M, Byrne T, Kirshner M, Bajwa T, Weiss E, Kodali S, George I, Heiser J, Merhi WM, Thaden JJ, Zhang A, Lim DS, Reardon MJ, Adams DH, Mack MJ, Leon MB. 30-Day Outcomes Following Transfemoral Transseptal Transcatheter Mitral Valve Replacement: Intrepid TMVR Early Feasibility Study Results. JACC Cardiovasc Interv. 2022 Jan 10;15(1):80-89. doi: 10.1016/j.jcin.2021.10.018. Epub 2021 Nov 6. Bapat V, Rajagopal V, Meduri C, Farivar RS, Walton A, Duffy SJ, Gooley R, Almeida A, Reardon MJ, Kleiman NS, Spargias K, Pattakos S, Ng MK, Wilson M, Adams DH, Leon M, Mack MJ, Chenoweth S, Sorajja P; Intrepid Global Pilot Study Investigators. Early Experience With New Transcatheter Mitral Valve Replacement. J Am Coll Cardiol. 2018 Jan 2;71(1):12-21. doi: 10.1016/j.jacc.2017.10.061. Epub 2017 Nov 16.
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Public notes
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Contacts
Principal investigator
Name
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Lynnett Stahl
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Address
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Medtronic
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Country
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Phone
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Fax
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Email
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Contact person for public queries
Name
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Address
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Country
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Phone
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Fax
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Email
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Contact person for scientific queries
Data sharing statement
Will individual participant data (IPD) for this trial be available (including data dictionaries)?
No
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No/undecided IPD sharing reason/comment
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What supporting documents are/will be available?
No Supporting Document Provided
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Other Details
Attachment
Study protocol
Study Protocol and Statistical Analysis Plan
https://cdn.clinicaltrials.gov/large-docs/40/NCT02322840/Prot_SAP_000.pdf
Statistical analysis plan
Study Protocol and Statistical Analysis Plan
https://cdn.clinicaltrials.gov/large-docs/40/NCT02322840/Prot_SAP_000.pdf
Results publications and other study-related documents
No documents have been uploaded by study researchers.
Results not provided in
https://clinicaltrials.gov/study/NCT02322840