SJM Brady MRI Post Approval Study (Brady MRI PAS)
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ClinicalTrials.gov Identifier: NCT03170583 |
Recruitment Status :
Terminated
(Abbott received FDA approval to transition the ongoing Brady MRI PAS study to EP a new EP-Passion Real World Evidence methodology)
First Posted : May 31, 2017
Last Update Posted : July 28, 2020
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Condition or disease | Intervention/treatment |
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Bradycardia | Device: St. Jude Medical Tendril MRI™ lead |
This is a prospective, multi-center clinical study designed to evaluate the long-term safety of the Tendril MRI™ lead implanted with any SJM Brady MRI pacemaker or similar model (SJM Brady MRI system) in subjects with a standard bradycardia pacing indication through 60 months of follow up.
Additionally, the study will assess the safety of the pacemaker system in subject(s) undergoing clinically indicated MRI scan(s). Any enrolled subject implanted with the SJM Brady MRI system may be included in this evaluation if they are scheduled for or planning to have a MRI scan during the course of the study.
Study Type : | Observational |
Actual Enrollment : | 1768 participants |
Observational Model: | Cohort |
Time Perspective: | Prospective |
Official Title: | SJM Brady MRI Post Approval Study |
Actual Study Start Date : | June 8, 2017 |
Actual Primary Completion Date : | June 30, 2020 |
Actual Study Completion Date : | June 30, 2020 |
- Device: St. Jude Medical Tendril MRI™ lead
pacemaker, leadsOther Names:
- St. Jude Medical Accent MRI™ pacemaker
- St. Jude Medical Assurity MRI™ pacemaker
- St. Jude Medical Endurity MRI™pacemaker
- Freedom from Tendril MRI RA lead-related complications through 60 months of follow up [ Time Frame: 60 months ]
- Freedom from Tendril MRI RV lead-related complications through 60 months of follow up [ Time Frame: 60 months ]
- MRI scan related complications rate through one-month following the MRI scan [ Time Frame: 1 month ]
- The complication rate of the Tendril MRI lead [ Time Frame: 60 months ]

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.
Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Sampling Method: | Probability Sample |
Inclusion Criteria:
- Subject is able to provide informed consent for study participation (legally authorized representative is NOT acceptable).
- Subject is at least 18 years of age or of legal age to give informed consent specific to state and national law.
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Subject meets at least one of the following criteria:
- Is an Accent MRI IDE study subject who is being rolled over into the SJM Brady MRI PAS and still has at least one Tendril MRI™ lead implanted with a SJM Brady MRI pacemaker such as the Accent MRI or similar model.
- Is a subject who has been implanted with at least one Tendril MRI lead and a SJM Brady MRI pacemaker such as the Accent MRI or similar model, but is not part of the Accent MRI IDE study and will be enrolled within 30 days after implant.
- Is a subject who will be implanted with at least one Tendril MRI lead and a SJM Brady MRI pacemaker such as the Accent MRI or similar model and will be consented either at or within 30 days before implant.
- Subject is willing and able to comply with the prescribed follow-up tests and schedule of evaluations including MRI scan procedures.
Exclusion Criteria:
- Subject has been enrolled or intends to participate in a clinical drug and/or device study with an active treatment arm or that has any procedures, which could confound the results of this trial.
- Subject is not expected to be able to complete the study follow up schedule or duration due to any health condition such as has malignancy, is deemed a candidate for transplant or Ventricular Assist Device, or in hospice care.

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT03170583

Study Director: | Grant Kim, MS | Abbott (formerly St. Jude Medical) |
Responsible Party: | Abbott Medical Devices |
ClinicalTrials.gov Identifier: | NCT03170583 |
Other Study ID Numbers: |
SJM-CIP- CL1000304 |
First Posted: | May 31, 2017 Key Record Dates |
Last Update Posted: | July 28, 2020 |
Last Verified: | July 2020 |
Studies a U.S. FDA-regulated Drug Product: | No |
Studies a U.S. FDA-regulated Device Product: | Yes |
Product Manufactured in and Exported from the U.S.: | No |
bradycardia, pacemaker, MRI scan |
Bradycardia Arrhythmias, Cardiac Heart Diseases Cardiovascular Diseases Pathologic Processes |