How To Qualify for A Service Dog. For a person to legally qualify to have a service dog, he/she must have a physical impairment (or severe psychiatric impairment) that substantially limits his/her ability to perform at least one major life activity without assistance.
A Perfusion Technologist runs the bypass machine, commonly known as the heart lung machine during open heart surgery.
Artificial cardiac pacemaker. A pacemaker (or artificial pacemaker, so as not to be confused with the heart's natural pacemaker) is a medical device which uses electrical impulses, delivered by electrodes contracting the heart muscles, to regulate the beating of the heart. The primary purpose of a pacemaker is to maintain an adequate heart rate, either because the heart's natural pacemaker is not fast enough, or because there is a block in the heart's electrical conduction system.