Trends of 'sprain'. Translations for 'sprain'. A sprain is the injury caused by spraining a joint.He suffered a right ankle sprain. If you sprain your ankle or wrist, you accidentally damage it by twisting it, for example, when you fall.He fell and sprained his ankle.
The obturator is used to insert a tracheostomy tube. It fits inside the tube to provide a smooth surface that guides the tracheostomy tube when it is being inserted. There are different types of tracheostomy tubes available and the patient should be given the tube that best suits his/her needs.
(Redirected from Obturate). In the field of firearms and airguns, obturation denotes necessary barrel blockage or fitment by a deformed soft projectile (obturation in general is closing up an opening).he mechanism by which an undersized soft-metal projectile enlarges to fill the barrel is, for hollow-base bullets, expansion from gas pressure within the base cavity and, for solid-base bullets, upsettingâthe combined shortening and thickening that occurs when a malleable metal object is struck forcibly at one end.