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Basic instruments

Chapter 18 Basic chairside instruments and Tray systems

QuestionAnswer
Preforms a function? Working end.
Angled to reach different areas,Connects handle to working end? Shank.
Ergonomically designed, serrated, smooth, cone socket handles replace the working end, Can be six sided for better grip, or rubber handle. Handle.
One angle? Mono angle.
Has two angles? Bi angle.
Tri angle? Three angles.
1st number: width of blade. 2nd number: length of blade 3rd number: angle of blade? Blacks three-number formula.
1st number: width of blade. 2nd number: degree of angle of cutting edge of blade to handle 3rd number: length of blade. 4th number: angle of blade to axis of handle? Blacks four-number formula.
What instruments have four numbers? Angle formers and GMT's.
What is the end of the working end called if it is blunt, serrated, and smooth? NIb.
Going to be flat, curved, rounded, or cutting edge? Blade.
Should be sharp used to explore, detect, or reflect material? Point.
Straight, wedelstaedt, bi-angle? Chisels.
No angles (anterior teeth)? Straight chisel.
Slightly curved shank (anterior teeth)? Wedelstaedt chisel.
Two angles in shank (posterior teeth)? Bi-angle chisel.
Used to shape, and plane enamel and dentin walls of the cavity prep? Chisel.
Refines cavity walls, obtain retention in cavity prep, paired left and right,Beveled on one side, blade on one side? Hatchets.
Blades that have cutting edges, Used in a pulling motion to smooth and shape the floor of the prep? Hoes.
Curved blade, angled cutting edge, Similar to hatched but curved, Bevel gingival margin wall of cavity prep, Similar to hatched but curved? Gingival margin trimmer (GMT).
Used in a downward pushing motion to define point angles and to sharpen line angles? Angle formers.
Removal of carious materials and debris, and excess cement, Tucking of rubber dam, packing of retraction cord, Blade or spoon? Excavators.
Light reflects to find fractures? Trans illumination.
Views areas not seen directly? Indirect vision.
Light illuminates areas being examined? Reflection of light.
Mouth mirror, explores, cotton pliers, periodontal probe? Basic examination tools.
Perio probe and explorer on same tool? Expro.
Used to place or remove items from oral cavity, locking or non locking? Cotton pliers.
Pig tail, #17, Shepherds hook? Explorers.
Placing and condensing restorative materials? Plastic filling instruments.
Placing, condensing, carving, contouring, and burnishing, made of high grade thermos plastic or anodized aluminum(Teflon)? composite instruments.
Packs amalgam into cavity prep, plugger? Amalgam condenser.
Angle formers, chisels, excavators, GMT's, hatchet, hoes? Cutting instruments.
Mercury and alloy mixed? Amalgam.
Carry and dispense amalgam? Amalgam carrier.
Basic setup, burnishers, carriers, carvers, condensers, files, finishing knives, composite instruments, and plastic filling instruments? Non-cutting instruments.
Removes excess restorative material, carves wax inlays and onlays? Carvers.
Hollenbeck and Cleo-discoid? Most common carvers.
Trim filling material? Files.
The working ends are sharp knife like blades, trim excess material? Finishing knife.
Good for margins working ends are thin and small enough to reach interproximal spaces? Files.
Smooth restorations, shape matrix bands, acorn and ball shaped? Burnishers.
Plastic or metal? Spatulas.
Holds articulating paper? Articulating forceps.
Used to trim matrix bands and retraction cord? Crown and bridge scissors.
What does care and maintenance do? Extends lifespan of instruments.
Examine all instruments properly, clean and sterilize? Extends lifespan of instruments.
Shank, neck, and head? Parts of bur.
Cone/ straight? Low speed attachment.
Latch-type shank? Contra angle, slow speed handpiece.
Friction grip shank? High speed handpiece.
Called rotary instruments? Burs.
9 basic cutting bur shanks,6-8 cutting blades/surfaces, 1/4-10, used to open cavity and remove caries? Cutting burs.
Removes caries and makes undercuts under preparation, 331/2-39? Inverted cone.
56-58? Plain fissure straight.
556-558? Cross-cut fissure straight burs.
Both form cavity walls of prep? Plain fissure and cross fissure straight burs.
Forms the shoulder for crown preps, 957, 958? End cutting bur.
Forms retention in preps, #14? Wheel cutting bur.
Opens and extends preps, #329-331? Pear cutting bur.
L-long, S- short, P- pedo? Lengths of bur.
Rapid reduction of tooth structure? Course Diamond bur.
Used for polishing and finishing composite, Used for occlusal adjustments? Smooth diamond bur.
Course, fine, extra fine? Different grits of diamond burs.
Round end taper, flat end taper, cylinder, flame ball or round, wheel, football? Different shapes of diamond burs.
Used to smooth, trim and finish restoration, 30 or more blades, identified by numbers, some are color coded? Finishing burs.
Used to make adjustments on acrylic materials, partials, dentures, custom trays, Also called vulcanite burs or acrylic burs? Laboratory burs.
Cuts quickly and removes minimal tooth structure and preserves healthy tooth structure, pain free fissure cavity prep? Fissurotomy.
Non-bladed instruments used to finish and polish restorations and appliances, categorized by shape and materials from which they are made? Abrasives.
Rods of various lengths used in low speed handpieces, straight or nosecone? Mandrels.
Made of garnet, sand, emery, and cuttlefish? Sandpaper disc.
Used for cutting, polishing, and finishing, amalgam, composite, and porcelain, restoration? Stones.
Small metal cylinder in the head of the handpiece that holds the bur? Chuck.
Attachments are held and cutting and polishing are accomplished? Working end (head).
Handle portion of handpiece? Shank.
Friction type bur, 400,000 rpm? High speed handpiece.
Contra angle, latch type bur, 30,000 rpm? slow/low speed handpiece.
Placed on tray in order of use during procedure? Preset tray system.
Reduce risk of injuries during cleaning process? Cassette system.
Shows sequence of use? Color coding systems.
Mandrels, sandpaper discs, stones, rubber wheels, rubber points? Different types of abrasive.
extremely small carbide burs, pain free? fissurotomy burs.
Jo-dandy, separating disc? carborundum disc.
Light source found on the high-speed handpiece? Fiber optic.
What is another name for the right angle attachment? Profi angle.
Denture repair, pit and fissure sealant preps? Microetcher.
What are used for polishing and finishing anatomy in the restoration, types= Amalgam, composite? rubber points and wheels.
Created by: zckmyrs85