bleaching
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
---|---|---|---|---|---|
bleaching | conservative trtmt for the esthetic improvement of dicolored or stained teeth since no tooth structure is sacrificed or cut
🗑
|
||||
factors in the success of bleaching | cause of stain, degree of stain, bleaching agent used and strength, length of exposure, bleaching technique, vitality of tooth, cracks/restorations in tooth
🗑
|
||||
contraindications of bleaching | teeth stained by caries, pulpal necrosis, endo, sensitive dentin, allergies, pregnant/lactating, children, heavy smokers, excessive drinkers
🗑
|
||||
nonvital teeth | necrotic pulp darkens with time
🗑
|
||||
vital teeth | natural shading or darkening from aging
🗑
|
||||
stain | extrinsic-surface vs. intrinsic-inside tooth structure
🗑
|
||||
dentinogenisis imperfecta and amelogenisis imperfecta | bleaching will not help
🗑
|
||||
tetracycline and fluorisis | difficult to bleach
🗑
|
||||
primary bleaching agents | hydrogen peroxide, carbamide peroixide CH6N2O3, sodium perborate
🗑
|
||||
hydrogen peroxide H2O2 | may cause temp pulpitis, liquid or gel form, 5%-35%
🗑
|
||||
carbamide peroxide (CH6N2O2) | weaker oxidizing agent and more stable than H2O2, liquid or gel, 10-15%, decomposes into N2O2-10% carbamide is equivalent to 3% hydrogen peroxide
🗑
|
||||
sodium perborate | used w/ H2O2 for non-vital teeth...root canal-done from inside
🗑
|
||||
non-vital bleaching technique | cotton ball saturated w/ 35% H2O2 insertedd into pulp chamber, heated instrument is applied to cotton ball to accelerate the release of oxygen, when desired bleacing occurs, pulp chamber is filled w/ permanent filling material
🗑
|
||||
vital teeth bleaching technique | prof applied in office, patient applied at home, prof supervised, OTC at home-not recommended often ineffective and lack professional supervision
🗑
|
||||
professionally applied in office | 30-35% H2O2, isolate teeth, peroxide is painted on teeth, activated w/ a heat source, also laser bleaching being used now-argon or carbon dioxide lasers
🗑
|
||||
Patient applied professionally supervised | 2%,5%,10% gels dispensed into custom-made resin trays-worn 30 minutes per day
🗑
|
||||
Patient applied professionally supervised-carbamide peroxide | 10%, 15% custom made trays-wear during the day for multiple sessions or while sleeping
🗑
|
||||
3 apt series. 1st apt | med hx, informed consent, IO exam, prophy, IO pics w/ shade guide, full arch impressions
🗑
|
||||
2nd apt | test fit trays, patient instructions, side effects-tooth sensitivity...soft tissue irritation, written instructions, FU apt in 4-6 wks
🗑
|
||||
3rd apt | exam-additional bleaching if needed, usually 2-4 wks at most, IO pic-compared to before pic
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
jfgwinn
Popular Medical sets