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Respironics is an American medical supply company owned by Philips that specializes in products that improve respiratory functions. It is based in the Pittsburgh suburb of Murrysville in Pennsylvania, United States. Some of its products had hazardous foam that disintegrated and entered patients' bodies.
In medicine, a nebulizer (American English) [1] or nebuliser (British English) [2] is a drug delivery device used to administer medication in the form of a mist inhaled into the lungs. Nebulizers are commonly used for the treatment of asthma, cystic fibrosis, COPD and other respiratory diseases or disorders.
Nebulizers are electric- or battery-powered machines that turn liquid asthma medicine into a fine mist that's inhaled into the lungs. The child breathes in the mist through a mouthpiece or face mask (a plastic cup that covers the child's mouth and nose).
The word SCUBA was coined in 1952 by Major Christian Lambertsen who served in the U.S. Army Medical Corps from 1944 to 1946 as a physician. [1] Lambertsen first called the closed-circuit rebreather apparatus he had invented "Laru", an (acronym for Lambertsen Amphibious Respiratory Unit) but, in 1952, rejected the term "Laru" for "SCUBA" ("Self-Contained Underwater Breathing Apparatus"). [2]
Scuba replacement is often used from smaller diving support vessels, for emergency work, and for hazmat diving. Mixed breathing gases are provided from high pressure bulk storage systems for saturation diving, but these are less portable, and generally involve manifolded racks of cylinders of approximately 50 litres water capacity arranged as ...
It is used in deep commercial diving, during the deep phase of dives carried out using technical diving techniques, [1] [2] and in advanced recreational diving. [3] [4] The helium is included as a substitute for some of the nitrogen, to reduce the narcotic effect of the breathing gas at depth and to reduce the work of breathing. With a mixture ...