Trial Review

Registering a new trial?

To achieve prospective registration, we recommend submitting your trial for registration at the same time as ethics submission.

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been endorsed by the ANZCTR. Before participating in a study, talk to your health care provider and refer to this information for consumers
Trial details imported from ClinicalTrials.gov

For full trial details, please see the original record at https://clinicaltrials.gov/study/NCT01576016




Registration number
NCT01576016
Ethics application status
Date submitted
4/04/2012
Date registered
12/04/2012
Date last updated
10/11/2020

Titles & IDs
Public title
Safety and Efficacy of the Accent Magnetic Resonance Imaging™ (MRI) Pacemaker and Tendril MRI™ Lead
Scientific title
Accent Magnetic Resonance Imaging Pacemaker and Tendril Magnetic Resonance Imaging™ Lead Investigational Device Exemption Study
Secondary ID [1] 0 0
60028820
Universal Trial Number (UTN)
Trial acronym
Linked study record

Health condition
Health condition(s) or problem(s) studied:
Adverse Effect of MRI on an Implanted Pacemaker Lead 0 0
Adverse Effect of MRI on an Implanted Pacemaker 0 0
Condition category
Condition code

Intervention/exposure
Study type
Interventional
Description of intervention(s) / exposure
Treatment: Devices - Accent MRI system (lead safety)
Treatment: Devices - Accent MRI system (with MRI scan)

Experimental: Lead Safety - Patient implanted with an Accent MRI system to evaluate safety of the Tendril MRI lead

Experimental: Accent MRI system MRI Scan Group - Patient implanted with an Accent MRI system will receive an MRI scan to evaluate safety and efficacy of the Accent MRI system in an MRI environment


Treatment: Devices: Accent MRI system (lead safety)
Patients implanted with an Accent MRI system

Treatment: Devices: Accent MRI system (with MRI scan)
Patients implanted with an Accent MRI system will receive an MRI scan
Intervention code [1] 0 0
Treatment: Devices
Comparator / control treatment
Control group

Outcomes
Primary outcome [1] 0 0
Freedom From Right Atrial (RA) Lead-related Complications in the Acute Period
Timepoint [1] 0 0
Implant through 2 months
Primary outcome [2] 0 0
Freedom From Right Ventricular (RV) Lead-related Complications in the Acute Time Period
Timepoint [2] 0 0
Implant through 2 months
Primary outcome [3] 0 0
Freedom From RA Related Complications in the Chronic Period
Timepoint [3] 0 0
2 months through 12 months
Primary outcome [4] 0 0
Freedom From Right Ventricular Lead Related Complications in the Chronic Period
Timepoint [4] 0 0
2 months through 12 months
Primary outcome [5] 0 0
Freedom From MRI Scan-related Complications
Timepoint [5] 0 0
MRI Scan visit through 1 month after MRI scan visit
Primary outcome [6] 0 0
Change in Atrial Capture Threshold From Pre to Post MRI Scan
Timepoint [6] 0 0
MRI Scan visit to 1 month after MRI scan visit
Primary outcome [7] 0 0
Change in Ventricular Capture Threshold Pre to Post MRI Scan
Timepoint [7] 0 0
MRI Scan visit to 1 month after MRI scan visit
Primary outcome [8] 0 0
Change in Atrial Sense Amplitude
Timepoint [8] 0 0
MRI Scan visit to 1 month after MRI scan visit
Primary outcome [9] 0 0
Change in Ventricular Sense Amplitude
Timepoint [9] 0 0
MRI Scan visit to 1 month after the MRI Scan visit
Secondary outcome [1] 0 0
Freedom From System-related Complications
Timepoint [1] 0 0
Implant through 12 months
Secondary outcome [2] 0 0
Atrial Capture Threshold at the MRI Visit
Timepoint [2] 0 0
MRI Scan visit (approx 3 months post implant)
Secondary outcome [3] 0 0
Ventricular Capture Threshold at the MRI Visit
Timepoint [3] 0 0
MRI Scan visit (approx 3 months post implant)

Eligibility
Key inclusion criteria
Eligible patients will meet all of the following:

1. Have an approved indication per American College of Cardiology (ACC)/American Heart Association (AHA)/Heart Rhythm Society (HRS) guidelines for implantation of a pacemaker
2. Will receive a new pacemaker and lead
3. Be willing to undergo an elective MRI scan without sedation
4. Be able to provide informed consent for study participation (legal guardian is NOT acceptable)
5. Be willing and able to comply with the prescribed follow-up tests and schedule of evaluations
6. Is not contraindicated for an MRI scan (per the pre-MRI safety screening form)
Minimum age
No limit
Maximum age
No limit
Sex
Both males and females
Can healthy volunteers participate?
No
Key exclusion criteria
Patients will be excluded if they meet any of the following:

1. Are medically indicated for an MRI scan at the time of enrollment
2. Have an existing pacemaker or implantable cardioverter defibrillator (ICD). A new pacemaker and lead is required for enrollment
3. Have an existing active/inactive implanted medical device, e.g., neurostimulator, infusion pump, etc.
4. Have a non-MRI compatible device or material implanted (e.g., intracranial aneurysm clip, non-MRI compatible devices or material, metals or alloys, etc.)
5. Have a lead extender or adaptor
6. Be unable to fit in MRI bore; will come into contact with the magnet façade inside the MRI bore.
7. Have a prosthetic tricuspid heart valve
8. Are currently participating in a clinical investigation that includes an active treatment arm
9. Are allergic to dexamethasone sodium phosphate (DSP)
10. Are pregnant or planning to become pregnant during the duration of the study
11. Have a life expectancy of less than 12 months due to any condition
12. Patients with exclusion criteria required by local law (e.g., age)
13. Are unable to comply with the follow up schedule

Study design
Purpose of the study
Treatment
Allocation to intervention
Non-randomised trial
Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Masking / blinding
Open (masking not used)
Who is / are masked / blinded?



Intervention assignment
Parallel
Other design features
Phase
NA
Type of endpoint/s
Statistical methods / analysis

Recruitment
Recruitment status
Completed
Data analysis
Reason for early stopping/withdrawal
Other reasons
Date of first participant enrolment
Anticipated
Actual
30/03/2012
Date of last participant enrolment
Anticipated
Actual
Date of last data collection
Anticipated
Actual
2/02/2018
Sample size
Target
Accrual to date
Final
950
Recruitment in Australia
Recruitment state(s)
SA
Recruitment hospital [1] 0 0
St. Andrews Hospital - Adelaide
Recruitment postcode(s) [1] 0 0
5000 - Adelaide
Recruitment outside Australia
Country [1] 0 0
United States of America
State/province [1] 0 0
Alabama
Country [2] 0 0
United States of America
State/province [2] 0 0
Arizona
Country [3] 0 0
United States of America
State/province [3] 0 0
Arkansas
Country [4] 0 0
United States of America
State/province [4] 0 0
California
Country [5] 0 0
United States of America
State/province [5] 0 0
Colorado
Country [6] 0 0
United States of America
State/province [6] 0 0
Florida
Country [7] 0 0
United States of America
State/province [7] 0 0
Georgia
Country [8] 0 0
United States of America
State/province [8] 0 0
Illinois
Country [9] 0 0
United States of America
State/province [9] 0 0
Kentucky
Country [10] 0 0
United States of America
State/province [10] 0 0
Louisiana
Country [11] 0 0
United States of America
State/province [11] 0 0
Michigan
Country [12] 0 0
United States of America
State/province [12] 0 0
Minnesota
Country [13] 0 0
United States of America
State/province [13] 0 0
Missouri
Country [14] 0 0
United States of America
State/province [14] 0 0
Nebraska
Country [15] 0 0
United States of America
State/province [15] 0 0
New York
Country [16] 0 0
United States of America
State/province [16] 0 0
North Carolina
Country [17] 0 0
United States of America
State/province [17] 0 0
Ohio
Country [18] 0 0
United States of America
State/province [18] 0 0
Oklahoma
Country [19] 0 0
United States of America
State/province [19] 0 0
Pennsylvania
Country [20] 0 0
United States of America
State/province [20] 0 0
South Carolina
Country [21] 0 0
United States of America
State/province [21] 0 0
Texas
Country [22] 0 0
United States of America
State/province [22] 0 0
Virginia
Country [23] 0 0
United States of America
State/province [23] 0 0
Washington
Country [24] 0 0
United States of America
State/province [24] 0 0
Wisconsin
Country [25] 0 0
Belgium
State/province [25] 0 0
B Cap R
Country [26] 0 0
Finland
State/province [26] 0 0
East Finland
Country [27] 0 0
Netherlands
State/province [27] 0 0
Utrecht

Funding & Sponsors
Primary sponsor type
Commercial sector/industry
Name
Abbott Medical Devices
Address
Country

Ethics approval
Ethics application status

Summary
Brief summary
Trial website
Trial related presentations / publications
Public notes

Contacts
Principal investigator
Name 0 0
Grant Kim
Address 0 0
Abbott Medical Devices
Country 0 0
Phone 0 0
Fax 0 0
Email 0 0
Contact person for public queries
Name 0 0
Address 0 0
Country 0 0
Phone 0 0
Fax 0 0
Email 0 0
Contact person for scientific queries

No information has been provided regarding IPD availability


What supporting documents are/will be available?




Results publications and other study-related documents

No documents have been uploaded by study researchers.

Results are available at https://clinicaltrials.gov/study/NCT01576016