Medical Device, Method and Systems

[0036]FIG. 1 depicts a block diagram of a medical device 10 and coupled accessory 12. The medical device 10 may be any medical device including, but not limited to, ambulatory medical devices, drug delivery devices, physiological monitors, analyte sensors, diabetes management devices, and medical devices intended for use in a home or other non-clinical / non-hospital setting. A single accessory 12 may also be coupled to multiple medical devices 10 (e.g. an insulin pump and glucose meter). The block diagram shown in FIG. 1 depicts the medical device 10 as a drug delivery device which is in fluid communication via tubing 14 with a patient access 16 such as, for example, a needle, cannula, or subcutaneous infusion set. The medical device 10 may deliver a drug or drugs such as insulin, glucagon, treprostinil, an oncology drug, etc., or some combination thereof to the patient.

[0037]The medical device 10 is depicted as having a first portion 18 and second portion 20. The second portion 20 ma