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obturator
(redirected from obturators)

   Also found in: Dictionary/thesaurus, Medical, Wikipedia 0.01 sec.
obturator [′äb·tə‚rād·ər]
(anatomy)
Pertaining to that which closes or stops up, as an obturator membrane.
Either of two muscles, originating at the pubis and ischium, which rotate the femur laterally.
(medicine)
A solid wire or rod contained within a hollow needle or cannula.
(ordnance)
Assembly of steel spindle, mushroom head, obturator rings, and a gas-check or obturator pad of tough plastic material used as a seal to prevent the escape of propellant gases around the breechblock of guns using separate-loading ammunition, and therefore not having the obturation provided by a cartridge case.
A device incorporated in a projectile to make the tube of a weapon gastight, preventing escape of gas until the projectile has left the muzzle of the weapon.


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The modern guns of adhesive come equipped with all from the indicators with power with battery to protections with overheating and the automatic obturators with flow with adhesive.
Repairing septal perforations larger than 4 cm can be problematic, and these patients are frequently offered prosthetic obturators.
Palatal obturators Healthcare professionals often suggest that a baby with a cleft palate be fitted with a palatal obturator, a device that fits on the roof of the mouth.
 
 
 
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