Medtronic Market-Released DF4 Lead Imaging

This study has been completed.
Information provided by (Responsible Party):
Medtronic Cardiac Rhythm and Heart Failure Identifier:
First received: June 19, 2012
Last updated: July 16, 2013
Last verified: July 2013

The Medtronic Market-Released DF4 Lead Imaging Study is a prospective, non-randomized study, multi-center clinical investigation.

The purpose of this clinical investigation is to collect high quality medical images of the Medtronic Market-Released DF4 lead in the shoulder and heart. Images collected during the study will allow for lead design and testing processes better tailored to the implanted environment.


Study Type: Observational
Study Design: Time Perspective: Prospective

Further study details as provided by Medtronic Cardiac Rhythm and Heart Failure:

Primary Outcome Measures:
  • In vivo lead shape [ Time Frame: Six Months ] [ Designated as safety issue: No ]

Enrollment: 37
Study Start Date: June 2012
Study Completion Date: May 2013
Primary Completion Date: May 2013 (Final data collection date for primary outcome measure)
Enrolled patients


Ages Eligible for Study:   19 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Sampling Method:   Non-Probability Sample
Study Population
Patients followed at participating centers.

Inclusion Criteria:

  • Patients greater than 18 years of age.
  • Patients able and willing to attend imaging session.
  • Patients able and willing to give informed consent.
  • Patients with an implanted device/lead(s) for a minimum of 3 months.

Exclusion Criteria:

  • Subjects who require a legally authorized representative to obtain consent.
  • Subjects with exclusion criteria required by local law (e.g. age, breastfeeding
  • Pregnant women, or women of child bearing potential and who are not on a reliable form of birth control.
  Contacts and Locations
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, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT01626768

Saudi Arabia
Riyadh, Saudi Arabia
United Kingdom
London, United Kingdom
Sponsors and Collaborators
Medtronic Cardiac Rhythm and Heart Failure
  More Information

Responsible Party: Medtronic Cardiac Rhythm and Heart Failure Identifier: NCT01626768     History of Changes
Other Study ID Numbers: DF4-Imaging-2012 
Study First Received: June 19, 2012
Last Updated: July 16, 2013
Health Authority: United Kingdom: Research Ethics Committee
Saudi Arabia: Ethics Committee

Additional relevant MeSH terms:
Arrhythmias, Cardiac
Cardiovascular Diseases
Heart Diseases
Pathologic Processes processed this record on May 30, 2016