CPM, is also called continuous passive motion. It is a device used to gently flex and extend the knee joint. The CPM machine can be used after surgery to allow joints to move slowly. It reduces stiffness in joints so you can strengthen more easily during rehabilitation. Our CPM machines are designed to provide safe and reliable continuous therapy. Rent your machine today. Click the CPM above or call 877-301-4276 to speak with a friendly patient service representative.