A physical therapist designed the Gap-Flex® in 2014 after treating thousands of patients with total knee replacements and observing the compliance issues presented with continuous passive motion. A driving passion to devise a simpler, more effective method of treatment led to the idea of gravity-assisted flexion and the Gap-Flex. Today, Gap-Flex is managed by a team of experienced medical device entrepreneurs and orthopedic surgeon key opinion leaders who stand behind the device’s simply brilliant platform.