Robert Jarvik animal in the lab for 10 days. Kolff assigned Jarvik to design a new heart that would overcome the problems of the Kwan-Gett heart, eventually culminating with the Jarvik-7 device. In 1982, the team carried out an artificial heart implant - the second ever, 13 years after Domingo Liotta and Denton Cooley's first in 1969. William DeVries first implanted the Jarvik-7 into retired dentist Barney Clark at the University of Utah on December 2, 1982. Clark required frequent visits to the hospital for the next 112 days, after which he died. During frequent press conferences to update the patient's condition,
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