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Montana State researchers invent lifesaving medical device for clinical trial patients
October 13, 2025/

A new medical device developed by Montana State University researchers is demonstrating how interdisciplinary innovation can improve health care outcomes in Montana and beyond.
TrialWear was invented by Elizabeth Johnson, an assistant professor in MSU’s Mark and Robyn Jones College of Nursing. The device is a wearable electronic patch with a scannable code that links to key information about clinical trial patients’ safety needs when accessing care away from their research site, such as at a local emergency department. It prompts patients with a text message when they enter a medical facility to show the code to health care providers.



