Intraosseous Infusion Devices
The concept of using the medullary cavity of a bone for the administration of medications and fluids dates from 1920s when adults suffering from pernicious anaemia were transfused via their sternum. In the long bones, the medullary cavity consists of a network of venous sinusoids. These sinusoids drain into large medullary venous channels, which in turn, drain into nutrient or emissary vessels....[more]

Soda Lime Production
Soda Lime absorbs carbon dioxide from exhaled air flowing through it. The world's first anesthesia device with a re-breathing system was in 1924 and relied on a development from Dräger. At a glance, today's granules look a little like cat litter, only whiter and in the form of half-round (planoconvex) lenses, each weighing in at just 25 milligrams...[more]

ECMO
'ECMO' is an acronym for 'extracorporeal membrane oxygenation'. As the name implies, it refers to the delivery of oxygen by "extracorporeal" measures, and literally means by mechanical bypass that takes place outside of the body...[more]