Artificial organ a stationary power supply or other stationary resources such as filters or chemical processing units. (Periodic rapid recharging of batteries, refilling of chemicals, and/or cleaning/replacing of filters would exclude a device from being called an artificial organ.) Thus, a dialysis machine, while a very successful and critically important life support device that almost completely replaces the duties of a kidney, is not an artificial organ. Constructing and installing artificial organs, an extremely research-intensive and expensive process initially, may entail many years of ongoing maintenance services not needed by a natural organ.: The use of any artificial organ by humans is
Degeneration theory government circles. The psychiatrist Henry Maudsley initially argued that degenerate family lines would die out with little social consequence, but later became more pessimistic about the effects of degeneration on the British population. In the "fin-de-siècle" period, Max Nordau scored an unexpected success with his bestselling "Degeneration" (1892). Sigmund Freud met Nordau in 1885 while he was studying in Paris and was notably unimpressed by him and hostile to the degeneration concept. Degeneration fell from popular and fashionable favor around the time of the First World War, although some of its preoccupations persisted in the writings of the eugenicists and