Term
| What type of enamel shouldn't you use a air powder polishing unit on? |
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Definition
- Only on intact enamel
- NO decal. or active caries lesions caries
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Term
| What can occur if the ait poilished is used on dentin or cementum? |
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Definition
| The air polisher could remove dentin or cementum |
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Term
| What 9 things do you need to be aware of when using a air polishing powder? |
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Definition
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Pediatric application
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Sodium restricted diet
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Immediately after deep scale
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Areas already hypersensitive
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Demineralized areas
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Rampant caries
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Gingivitis
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Xerostomia
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Other conditions listed on slide #3
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Term
| What are the systemic contraindications of using the air polishing unit? |
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Definition
Serum pH can rise to Alkaline state
Avoid on pt w/Infectious diseases
Respiratory conditions
Sodium restrictions / hypertension
Hemodialysis
Medications effecting electrolyte balance
Bacteremias
Possible tissue damage / bleeding |
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Term
| What type of restorations should you avoid using the air abrasion unit on? |
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Definition
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Margins of crowns
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High gold
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Veneers
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Porcelain
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Composites
-
Sealants
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Term
| Polishing units can be used on what types restorations? |
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Definition
Amalgam-can be used to reduce tarnish |
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Term
| When would you use the air polisher for restorative work |
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Definition
Sealants- Better retention when surface pre-cleaned with air polisher vs. rubber cup
Orthodontic bonding
Class V preparations- Improves long term retention
Always rinse well |
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Term
| Can you use an air polisher on implants? |
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Definition
It used to be contraindicated
- Depends on the healing phase of the implant
- Depends on the health of the tissue while in a mantainance phase
- Must use professional judgment
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Term
| List 5 benefits to use air polishing |
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Definition
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Removes loosely attached biofilm
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Removes loosely attached stains
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Especially good access to pit and fissure biofilm / stain
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Clinician time
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Overall less abrasive when used correctly
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Term
| List 6 negative aspects of the air polishing unit |
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Definition
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Aerosols and splatter
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Increase in cross contamination
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Irritation to eyes when not protected
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Bacteremias introduced to system
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Increased sensitivity
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Removes fluoride rich outer surface of enamel, cementum and dentin
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Term
| Name 2 clinican barriers/ name 3 pt barries |
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Definition
Self Barriers
Face shield
Goggles
Patient Barriers
Goggles
Towel /damp
Lubricant for lips |
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Term
| List the 8 steps to set up the air polisher |
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Definition
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Attach air / water lines
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Attach jet shield
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Attach foot pedal
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Fill powder reservoir
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Bleed line for 1 minute
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Attach Jet Shield
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Utilize saliva ejector / suction
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Test air/powder flow in a cup
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Term
| What would you do to prepare the pt prior to treating with the air polisher? |
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Definition
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Review health history
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Review dental history
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Explain procedure
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Protect eyes - remove contact lenses
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Pre-procedural rinse
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Apply lubricant to lips
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Set patient up 45 degrees
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Term
| What angle should the pt chair be at? |
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Definition
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Term
| What type of fulcrum and grasp should be used |
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Definition
Use external fulcrum, light modified pen grasp |
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Term
| How far should you hold the nozzle from the surface and what type of stroke should you use? |
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Definition
Hold nozzle 3 to 4 mm from tooth surface
Use constant circular sweeping motion |
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Term
| What angle should you adapt the nozzle to when scurring the anterior, posterior, and occlusal surfaces? |
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Definition
Anterior teeth 60°
Posterior teeth 80°
Occlusal surfaces 90°
Direct spray to middle third of the tooth
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Term
| How long should you spend on each tooth? |
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Definition
Exposure time of ½ to 1 second per surface
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Term
| Discribe difference between the two compression actions |
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Definition
Full compression releases powder & water
Half compression releases water only |
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Term
| Discribe how the air polisher works |
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Definition
Move in circular motion
Sodium bicarbonate slurry propelled under pressure
Some powders are flavored
Like a mini sand blaster |
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