Definitions for "Impaction"
Blockage of the digestive tract with food material (usually in the large intestine).
A blockage of stool in the rectum usually composed of a large amount of dried stool that is difficult to evacuate.
A blockage of the bowel with stool that results in severe constipation.
A condition describing the total or partial lack of eruption of a tooth well after the normal age for eruption. An impacted tooth may appear blocked by another tooth, bone or soft tissue, but the cause of tooth impaction if often unknown.
a disorder in which a tooth is so crowded in its socket that it cannot erupt normally
This typically refers to the wisdom teeth. When a tooth is impacted, it can either be partially impacted, soft tissue impacted or full bony impacted, depending upon how far into the tissue the tooth is.
A method of particle collection in which the particle carried by a gas stream collides with a fiber and has enough inertial force so it does not deflect along with the gas stream.
Gas filtration: Retention mechanism . Inertial Collection and Inertial Impact. As the gas stream lines bed in the vicinity of the filter, the carried particles continue in a straight line due to their inertia and impact the filter. Effective primarily for particles about 0.3mm and larger, at high gas velocities and low filter porosity.
An immovable packing; (Med.), a lodgment of something in a strait or passage of the body; as, impaction of the fetal head in the strait of the pelvis; impaction of food or feces in the intestines of man or beast.
a sharp collision produced by striking or dashing against something
Refers to something blocking the intestine. Iguanas suffering from impaction are sometimes said to be impacted. Signs of impaction include inability to defecate and/or straining to do so. This potentially deadly condition needs immediate veterinary treatment. For more information, see the Miscellaneous Conditions page.
The driving of one fragment of bone into another so that the fragments are not movable upon each other; as, impaction of the skull or of the hip.
clogged up contents (pus, cellular debris, skin fragments) of a comedo.
Another name for a clogged pore.
the condition of being pressed closely together and firmly fixed
Impaction is the condition of being firmly lodged or wedged.
Due to the large number of eligible freshman applicants, Cal State Fullerton has been designated as an "impacted" campus for freshman admissions. Only a limited amount of incoming freshmen will be admitted. To receive priority consideration, apply online by the November 30 deadline. Due to impaction, freshmen admissions for students outside the local area is more competitive (an eligibility index higher than 2900 will be required for freshman admission).
A term usually used to describe orthognathic surgery involving the superior repositioning of the upper jaw. (Le Fort 1)