abrasion

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abrasion

Geography the effect of mechanical erosion of rock, esp a river bed, by rock fragments scratching and scraping it; wearing down

abrasion

[ə′brā·zhən]
(engineering)
The removal of surface material from any solid through the frictional action of another solid, a liquid, or a gas or combination thereof.
A surface discontinuity brought about by roughening or scratching.
(geology)
Wearing away of sedimentary rock chiefly by currents of water laden with sand and other rock debris and by glaciers.
(medicine)
A spot denuded of skin, mucous membrane, or superficial epithelium by rubbing or scraping.

abrasion

A surface discontinuity caused by roughening or scratching.
References in periodicals archive ?
Effects of Er:YAG laser and air abrasion on the microleakage of a resin based fissure sealant material.
Hence, they were cleaned and conservatively prepared by using air abrasion and sealed with GIC.
It can improve the bond strength compared to air abrasion pretreatment.
Air abrasion utilizes kinetic energy from alumina particles entered in high velocity stream of air to remove tooth structure.
Microleakage and bond strength of sealant to primary enamel comparing air abrasion and acid etch techniques.
"We will continue to concentrate on our core business of developing and marketing enhanced air abrasion products for the dental and industrial markets, while leveraging our patented technologies through high-margin licensing agreements," Dartt said.
unfilled, etc) Step 3 Remove plaque and/or debris from tooth (pumice polishing with occlusal brush, air polishing *, or air abrasion *) Step 4 Rinse all polishing material from tooth Step 5 Isolate tooth with cotton rolls, Dri-Angles(tm) or Dry-Tips(tm) (If dental dam isolation is used, place the dam prior to polishing.) Step 6 Dry tooth and apply acid etch gel or liquid for manufacturer's recommended time Step 7 Rinse tooth well, remove isolation materials and replace with dry ones.
For some procedures, technological advances such as air abrasion are reducing the need for anesthetics altogether.
Its offers equipment such as abrasive, air abrasion, air polishing, dust confinement, C-saw, micro etching and tin plating equipment, as well as dental materials.
Northbrook, IL, March 01, 2013 --(PR.com)-- Northbrook Court Dental Associates, a long time Northbrook dental clinic, has announced it now offers air abrasion, a new technique for removing tooth decay without the use of a drill.