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VAPORHCS/OHSU J: MRI and Devices

VAPORHCS/OHSU J: Safety of Clinically Indicated Magnetic Resonance Imaging in Patients With Permanent Pacemakers (PPM) and Implanted Cardioverter Defibrillators (ICDs)

Who can join

Ages 9 to 99 · All sexes

Inclusion Criteria:

\- Patients with an absolute clinical need for MR imaging and PPM (year 1996 model or later) or ICD's (year 2000 or later)

Exclusion Criteria:

* Patients with pacemaker models before 1996 and ICD models before year 2000.
* Pacemaker dependent patients with ICD.
* Patients who weighing less than 80 lbs.
* Patients who complete the MRI standard screening form and are deemed inappropriate for MRI for any reason
* Pregnant patients will be excluded in their first trimester and will not get gadolinium at any time during their pregnancy
* Patient with abandoned/capped leads or leads implanted \<4 weeks unless the procedure is deemed critical by the referring physician and approved by the PI

About the study

This is a database study of clinically indicated MRIs on patients with permanent pacemakers and implantable cardioverter defibrillators.

What is being tested

• MRI (diagnostic test)

Sponsor: Oregon Health and Science University · Participants: 10,000 · Started: Jul 19, 2012

Contact the study team

• Charles Henrikson, MD · Phone: 503-494-7400

Official record on ClinicalTrials.gov — NCT03915015

Locations in the U.S.

From ClinicalTrials.gov, data retrieved Sep 30, 2026. Each study sets its own eligibility; the study team decides who can join.