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Related to impaction: inertial impaction, tooth impaction

have an impact on someone or something

to leave an impression on someone or something. The sharp change in interest rates had an impact on the housing market. Your story really had an impact on me.
See also: have, impact, on

impact (up)on someone or something

[for something] to have an effect on someone or something. (Upon is formal and less commonly used than on.) This plant closing will impact upon the local economy for years to come. The day's troubles impacted on Rachel quite seriously.
See also: impact, on

upon impact

Fig. at the place or time of an impact. The car crumpled upon impact with the brick wall. The man who fell from the top of the building died on impact.
See also: impact, upon

impact on

To have an effect on someone or something: The results of the election will impact on upcoming legislation.
See also: impact, on
References in periodicals archive ?
This would make it impossible to make an impactor with the correct, and reproducible, distance between the nozzle plate and the impaction plate.
Locked lateral patellar dislocation with impaction fracture of patella.
The horse with impaction of the large intestine is in moderate pain and constipated, dull and sluggish.
The central role of cascade impaction in the analytical toolkit for inhaled products is largely attributable to the fact that, unlike all other particle sizing methods, this one provides a mass-weighted distribution based on aerodynamic size for the active ingredient, rather than for the complete formulation.
Fecal impaction in adults: report of 30 cases of seed bezoars in the rectum.
Superior filtration is achieved first through inertial impaction, secondly through gravitational settling, and thirdly through a nearly vertical coalescing multi-stage filter element with efficiencies of 0.
Cotton swabs and some other home remedies can push cerumen farther into the canal, potentially foiling the natural process and instead cause build-up, known as impaction.
Dr Maurizio Brotto, who carried out a post-mortem examination, said the cause of death was choking due to the impaction of food in the upper and lower respiratory tract.
A sampling pump operating at 10 L/min draws particulate matter through the impactor; larger particles are captured on a disposable pre-oiled impaction substrate, while smaller particles collect on a 47 mm filter.
In the pediatric population, patients usually present with food aversion, gastroesophageal refluxlike symptoms and abdominal pain, but in the adult population, the two main symptoms are dysphagia and food bolus impaction," Dr.
If the impaction is situated high in the bowel give oral medication and a suppository, e.
The SFT1000's highly sensitive load cell permits accurate measurement of maximum impaction force (+/- 2.
Among the case study topics presented on the site are implant planning, TMJ analysis, impaction, orthodontic planning, tumor resections and research.
Q: Since nurses do not diagnose diseases and conditions, fecal impaction cannot be diagnosed by a nurse in H2d, right?
He was found to have pill impaction requiring mechanical disimpaction related to an esophageal web and pseudodiverticulosis.