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aspiration (as″pĭ-ra´shәn)   inhalation of some foreign material; aspiration of vomitus, blood, or mucus may occur when a person is unconscious or under the effects of a general anesthetic, and can be avoided by keeping the head turned to the side and removing all such foreign material from the air passages.
  withdrawal of fluid by an aspirator; the method is widely used in hospitals, especially during surgery, to drain the area of the body being operated on and keep it clear of excess blood and other fluids to facilitate visualization of the surgical field. Sometimes after extensive surgery, suction drainage under the skin is used to speed the healing process.
 

fine-needle aspiration  fine-needle aspiration biopsy.

meconium aspiration  inhalation of meconium by the fetus or newborn, which may result in atelectasis, emphysema, pneumothorax, or pneumonia.

vacuum aspiration  a form of induced abortion in which the uterine contents are removed by application of a vacuum through a hollow curet or a cannula introduced into the uterus.





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