A person named in a health care directive or durable power of attorney for health care to make medical decisions for the person who signed the document, called the principal.
A Durable Power of Attorney or an Advanced Care Directive is the legal document that allows the health care proxy to make medical or health decisions, in the event that the patient becomes unable to make and/or communicate his or her wishes.
Also Known as: Agent, Patient Advocate, Attorney-in-fact
ADAM's Illustrated Health Encyclopedia. Advanced Directives. At: http://adam.about.com/encyclopedia/001908.htm
Nolo. Glossary. Definition of Health Care Proxy. Look under "H" at: http://www.nolo.com/glossary.cfm