A device designed to stimulate, by electric impulses, contraction of the heart muscles. It may be temporary (external) or permanent (internal or internal-external)
A device designed to stimulate, by electric impulses, contraction of the heart muscles. It may be temporary (external) or permanent (internal or internal-external)
Here are entered works on plant growing media which do not contain natural soils. Works on growing media which include both artificial media and natural soils are entered under Plant growing media. Works on natural soils are entered under Soils. Works on growing media for potted plants are entered under Potting soils --subdivision Artificial growing media under plants and groups of plants, e.g. Cucumbers--Artificial growing media
Artificial respiration -- Congresses : Fundamental medical and engineering investigations on protective artificial respiration : a collection of papers from the DFG funded research program PAR / Michael Klaas, Edmund Koch and Wolfgang Schröder (Eds.)
Here are entered works on equipment used to provide medical care. Works on equipment that provides the user with a safe supply of air or oxygen in an environment where air is unavailable or unsafe to breathe are entered under Breathing apparatus
Any method of artificial breathing that employs mechanical or non-mechanical means to force the air into and out of the lungs. Artificial respiration or ventilation is used in individuals who have stopped breathing or have RESPIRATORY INSUFFICIENCY to increase their intake of oxygen (O2) and excretion of carbon dioxide (CO2)
Devices, manned and unmanned, which are designed to be placed into an orbit about the Earth or into a trajectory to another celestial body. (NASA Thesaurus, 1988)
Artificial satellites, American -- History : Meeting the challenge : the Hexagon KH-9 reconnaissance satellite / Phil Pressel, Ned Allen, editor-in-chief, Lockheed Martin Corporation, Bethesda, Maryland
