Safety and Efficacy of the Accent Magnetic Resonance Imaging™ (MRI) Pacemaker and Tendril MRI™ Lead
Accent Magnetic Resonance Imaging Pacemaker and Tendril Magnetic Resonance Imaging™ Lead Investigational Device Exemption Study
Sponsor study identifier
interventional
950
5 countries
70
Study Start
March 30, 2012
Actual (reported)Primary Completion
February 2, 2018
Actual (reported)Study Completion
February 2, 2018
Actual (reported)The MRI Study is a prospective, multi-center, clinical study designed to evaluate the safety and efficacy of the Accent MRI™ System in a patient population indicated for implant of a pacemaker within and outside of the MRI environment.
Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.
February 2, 2018
Actual (reported)Click on a node to explore related trials.
Some registry-reported names shown below are not yet linked in this graph.
Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.
March 30, 2012
Actual (reported)April 4, 2012
Actual (reported)April 12, 2012
Actual (reported)February 2, 2018
Actual (reported)February 2, 2018
Actual (reported)November 10, 2020
Actual (reported)Freedom From Right Atrial (RA) Lead-related Complications in the Acute Period
Percentage of patients who do not have RA lead-related complications from implant through the 2 month study visit
Implant through 2 months
Freedom From Right Ventricular (RV) Lead-related Complications in the Acute Time Period
Percentage of patients who do not have RV lead-related complications from implant through the 2 month study visit
Implant through 2 months
Freedom From RA Related Complications in the Chronic Period
Percentage of patients who do not have RA lead-related complications from the 2 month through the 12 month study visit
2 months through 12 months
Freedom From Right Ventricular Lead Related Complications in the Chronic Period
Percentage of patients who do not have RV lead-related complications from the 2 month through the 12 month study visit
Freedom From System-related Complications
Implant through 12 months
Atrial Capture Threshold at the MRI Visit
MRI Scan visit (approx 3 months post implant)
Ventricular Capture Threshold at the MRI Visit
MRI Scan visit (approx 3 months post implant)
Patient implanted with an Accent MRI system to evaluate safety of the Tendril MRI lead
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
Patients implanted with an Accent MRI system
Patients implanted with an Accent MRI system will receive an MRI scan
University Hospital of Alabama at Birmingham
Birmingham, Alabama, 35233, United States
Heart Center Research
Huntsville, Alabama, 35801, United States
Arizona Arrhythmia Research Center
Phoenix, Arizona, 85016, United States
Baptist Health Medical Center
Little Rock, Arkansas, 72205, United States
Arkansas Heart Hospital
Little Rock, Arkansas, 72211, United States
Mercy Hospital Northwest Arkansas
Rogers, Arkansas, 72758, United States
Central Cardiology
Bakersfield, California, 93308, United States
Grant Kim
Abbott Medical Devices
950 participants (actual enrollment reported by the registry).
First Submitted
April 4, 2012
First Posted
April 12, 2012
Study Start
March 30, 2012
Actual (reported)2 months through 12 months
Freedom From MRI Scan-related Complications
Percentage of patients who do not have MRI-related complications from the MRI scan visit to the 1 month post MRI scan visit
MRI Scan visit through 1 month after MRI scan visit
Change in Atrial Capture Threshold From Pre to Post MRI Scan
Percentage of patients with an increase in RA capture thresholds of \<= 0.5 V, at a pulse width of 0.5 ms .
MRI Scan visit to 1 month after MRI scan visit
Change in Ventricular Capture Threshold Pre to Post MRI Scan
Percentage of patients with an increase in RV capture thresholds of \<=0.5V, at a pulse width of 0.5 ms.
MRI Scan visit to 1 month after MRI scan visit
Change in Atrial Sense Amplitude
Percentage of patients with a reduction in RA sense amplitude \<=50 % and sense amplitude \>=1.5 mV.
MRI Scan visit to 1 month after MRI scan visit
Change in Ventricular Sense Amplitude
Percentage of patients with an reduction in RV sense amplitude \<=50% and sense amplitude \>=5 mV.
MRI Scan visit to 1 month after the MRI Scan visit
Registry-reported names are shown in full. Names without a link have not yet been matched to a Syfrah profile.
Contact the study team to confirm eligibility.
Raymond Schaerf, MD
Burbank, California, 91505, United States
John Muir Medical Center
Concord, California, 94520, United States
St. Jude Hospital
Fullerton, California, 92835, United States
Glendale Adventist Medical Center
Glendale, California, 91206, United States
Scripps Green Hospital
La Jolla, California, 92037, United States
Memorial Medical Center
Modesto, California, 95355, United States
Premier Cardiology, Inc / Hoag Hospital
Newport Beach, California, 92629, United States
Desert Cardiology Consultants
Rancho Mirage, California, 92270, United States
Mercy General Hospital
Sacramento, California, 95819, United States
Sutter Memorial Hospital
Sacramento, California, 95819, United States
Aurora Denver Cardiology Associates
Denver, Colorado, 80012, United States
South Denver Cardiology Associates PC
Littleton, Colorado, 80120, United States
Medical Center of the Rockies
Loveland, Colorado, 80538, United States
Medical Specialists of the Palm Beaches
Atlantis, Florida, 33462, United States
Watson Clinic Center
Lakeland, Florida, 33647, United States
Florida Hospital Orlando
Orlando, Florida, 32803, United States
Orlando Health
Orlando, Florida, 32806, United States
Brevard Cardiovascular Research Associates
Rockledge, Florida, 32955, United States
Tallahassee Research Institute
Tallahassee, Florida, 32308, United States
University of South Florida, Cardiovascular Services
Tampa, Florida, 33606, United States
Athens Cardiology Group, PC
Athens, Georgia, 30606, United States
Atlanta Heart Specialist
Atlanta, Georgia, 30041, United States
Prairie Education and Research Cooperative
Springfield, Illinois, 62701, United States
Central Baptist Hospital
Lexington, Kentucky, 40503, United States
Ochsner Medical Center
New Orleans, Louisiana, 70121, United States
Spectrum Health
Grand Rapids, Michigan, 49503, United States
Thoracic Cardio Healthcare Foundation
Lansing, Michigan, 48910, United States
Providence Hospital
Southfield, Michigan, 48075, United States
Minneapolis Heart Institute
Minneapolis, Minnesota, 55407, United States
St. Luke's Hospital
Kansas City, Missouri, 64111, United States
Washington University School of Medicine
St Louis, Missouri, 63110, United States
Missouri Baptist Medical Center
St Louis, Missouri, 63131, United States
Alegent Creighton Health
Omaha, Nebraska, 68124, United States
University of Rochester Medical Center
Rochester, New York, 14450, United States
University of North Carolina at Chapel Hill
Chapel Hill, North Carolina, 27599-7075, United States
Mid Carolina Cardiology
Charlotte, North Carolina, 28204, United States
Wake Forest University Medical Center Clinical Sciences
Winston-Salem, North Carolina, 27615, United States
The Cleveland Clinic Foundation
Cleveland, Ohio, 44195, United States
The Ohio State University
Columbus, Ohio, 43210, United States
Columbus Cardiovascular Associates
Columbus, Ohio, 43213, United States
EMH Regional Medical Center
Elyria, Ohio, 44035, United States
St. Elizabeth Health Center
Youngstown, Ohio, 44501, United States
Integris Baptist Medical Center
Oklahoma City, Oklahoma, 73112, United States
Oklahoma Heart Institute at Utica
Tulsa, Oklahoma, 73112, United States
Abington Medical Specialists
Abington, Pennsylvania, 72758, United States
Allegheny Singer Research Institute
Pittsburgh, Pennsylvania, 15212, United States
Donald Guthrie Foundation for Education and Research
Sayre, Pennsylvania, 18840, United States
York Hospital
York, Pennsylvania, 17403, United States
Medical University of South Carolina
Charleston, South Carolina, 29401, United States
PMG Research of Charleston, LLC
Charleston, South Carolina, 29406, United States
Austin Heart
Austin, Texas, 78756, United States
South Texas Cardiovascular Consultants
San Antonio, Texas, 78201, United States
Scott & White Memorial Hospital
Temple, Texas, 76508, United States
Martha Jefferson Hospital
Charlottesville, Virginia, 22911, United States
Virginia Cardiovascular Associates, PC
Manassas, Virginia, 20109, United States
Sentara Norfolk General Hospital
Norfolk, Virginia, 23507, United States
Kitsap Cardiology Consultants
Bremerton, Washington, 98310, United States
The Heart Institute at Virginia Mason
Seattle, Washington, 98101, United States
Aurora Medical Group
Milwaukee, Wisconsin, 14450, United States
St. Andrews Hospital
Adelaide, South Australia, 5000, Australia
Cliniques Universitaires Saint Luc
Brussels, B CAP R, 1200, Belgium
Kuopio University Hospital
Kuopio, East Finland, 70211, Finland
Diakonessenhuis Utrecht
Utrecht, 3582 KE, Netherlands
Primary Completion
February 2, 2018
Actual (reported)Study Completion
February 2, 2018
Actual (reported)Last Updated
November 10, 2020
Results First Posted
November 10, 2020
Record last verified: 2020-10
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Source: ClinicalTrials.gov.
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