Artificial heart at the meeting of the American Society for Artificial Internal Organs held in Atlantic City in March 1961. At that meeting, Liotta described the implantation of three types of orthotopic (inside the pericardial sac) TAHs in dogs, each of which used a different source of external energy: an implantable electric motor, an implantable rotating pump with an external electric motor, and a pneumatic pump. In 1964, the National Institutes of Health started the Artificial Heart Program, with the goal of putting a man-made heart into a human by the end of the decade. The purpose of the program was to
Artificial human companion Artificial human companion Artificial human companions may be any kind of hardware or software creation designed to give companionship to a person. These can include digital pets, such as the popular Tamagotchi, or robots, such as the Sony AIBO. Virtual companions can be used as a form of entertainment, or they can be medical or functional, to assist the elderly in maintaining an acceptable standard of life. Senior citizens make up an increasing percentage of the population in the Western nations, and, according to Judith Masthoff of the University of Brighton, they tend to live alone and have a limited