PatenSee is a clinical-stage medical device company that has developed a contactless surveillance system designed to detect early asymptomatic vascular stenosis in hemodialysis patients. By harnessing advanced multimodal imaging technologies and machine learning, PatenSee aims to flag stenosis risk at the earliest stage, enabling care teams to perform simple interventions to protect the patient’s hemodialysis lifeline, improve quality of care, and prolong life expectancy.