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OpenTrials
Completed

NCT Number: NCT07783698

Cook iMRI Needles NSR Clinical Study

The purpose of this study is to evaluate the safety and performance of the Cook® iMRI Needle. This is an investigational needle that physicians can use to gain access to a particular part of the body, take a small sample of tissue, or inject fluid into a particular part of the body.

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Observational

Primary location

University of Michigan Medicine

Ann Arbor, Michigan, 48109, United States

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

Patient is suitable for inclusion in the study if the patient meets the following criteria:

  • A qualified physician directs the patient to have a procedure that requires a needle

for percutaneous access, aspiration, and/or injection during therapeutic or diagnostic interventional MRI-guided procedures

  • Patients, or their legally authorized representatives, must also voluntarily consent to participate in the study

Exclusion criteria

  • Inability or refusal to give informed consent by the patient or legally authorized representative
  • Age < 18 years
  • Vulnerable population (specifically prisoners, lactating women and/or cognitively impaired patients)
  • Patients lacking a safe trajectory to the target tissue, as determined by the physician
  • Patients with uncorrectable coagulopathy
  • Allergy to the device or contrast media that cannot be adequately premedicated
  • Body habitus or medical condition that compromises or prevents necessary imaging procedures
  • Body weight exceeding limits of available MRI machines
  • Target lesion is unable to be reached by the longest needle (or in combination with a core biopsy device)
  • Implanted non-MR conditional device or other metallic device (e.g., certain pacemakers, aneurysm clips, cochlear implants, and/or mechanical heart valves)
  • Inability of the patient to cooperate with, or to be positioned for, the procedure

Treatment and study plan

Percutaneous non-vascular access to anatomic structures

Device

During MRI procedure, a Cook® iMRI Needle will be used instead of the standard of care needle.

Primary outcomes

  1. Primary Performance Outcome

    Time frame: Duration of procedure (approximately 1 hour)

    Successful percutaneous needle introduction into the target anatomy.

Sponsors and collaborators

Lead sponsor

Cook Research Incorporated

Industry

Registry information

Official study title

Cook® iMRI Needles Non-Significant Risk Clinical Study

Important dates

Study start
2026
Primary completion
2026
Study completion
2026
First posted
Aug 25, 2026
Registry last updated
Aug 25, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

Published trials that share one or more normalized conditions with this study.