We developed the following definition of a medical decision: 'A verbal statement committing to a particular course of clinically relevant action and/or statement concerning the patient's health that carries meaning and weight because it is said by a medical expert'.
Durable power of attorney for health care: a legal document that allows an individual to name a particular person—known as an agent, surrogate or proxy—to make health care decisions on his or her behalf should he or she no longer be able to make such decisions; also known as medical power of attorney.
A legal surrogate. Even when nobody has named you as a health care agent, you may still be asked to make medical decisions for someone else. If you are a family member or possibly a close friend, you may be called upon to make decisions as the default decision-maker.
[1] Power of attorney for the sole purpose of making medical decisions on your behalf, or a health care agent named in your advanced health care directive (which outlines your wishes in the event you become incapacitated).. [2] Power of attorney over health care decisions (as you appoint).