More recently, in June 2009, Medtronic discovered an air pressure problem in the tubing used for the Paradigm insulin pumps. This issue could result in the Paradigm device delivering too much or too little insulin, leading to serious injury or even death in diabetics using the Paradigm device.

The knee is the largest joint in the body and is often the site of injury and pain. There are four bones that come together at the knee, however only the femur (thigh bone) and the tibia (shin bone) form the joint itself.