Spark Biomedical, Inc.

This study tests a wearable earpiece that gently stimulates nerves to help people going through alcohol withdrawal. Twenty adults with alcohol use disorder will wear the device or a sham version for 5 days during detox. Researchers will measure withdrawal severity, cravings, and …

This pilot study tests a wearable device called Sparrow Link that gently stimulates nerves in the ear to improve mental wellness in first responders. Thirty participants will use the device daily for 28 days and fill out questionnaires about stress, anxiety, sleep, and burnout ov…

This study tests a wearable earpiece that gently stimulates nerves around the ear to see if it can reduce heavy menstrual bleeding. Eighty women and teens aged 14-45 will use the device for two hours each day during their periods for three cycles. Half will get real stimulation, …

This study is testing whether a smartwatch can pick up on body changes—like skin temperature—that happen during opioid withdrawal and cravings. Twenty people with opioid use disorder will wear the device for 14 days while their symptoms are tracked. The goal is to see if the watc…