Omniscanning Flashcards
1
Q
what is evaluated in the pt evaluation
A
- maximum opening
- tongue size
- cheek elasticity
- buccal fat pad
- third molars
2
Q
what is the scanning armamentarium
A
- isovac or optragate
- 4x4 guaze
- cotton rolls
- mirror
- forceps (optional)
3
Q
what are the sizes for optragate
A
small and regular
4
Q
how do you achieve isolation
A
- folded 4x4 and have the pt bite on it for 5 seconds
- absorb moisture from occlusal surface
5
Q
what is the alternative for a single posterior crown in achieving isolation
A
to scan the upper and lower arches with an isovac in
6
Q
what is the pre acquisition checklist
A
- administration tab complete
- correct material selected
- pt evaluation
- scanning armamentarium
- optragate or isovac placed
- proper isolation
7
Q
what should the depth of the field be
A
0-16mm
8
Q
what are the golden rules of scanning
A
- always start on an area that the scanner knows and then slowly blending in the new area
- if it ever freezes or loses its place, stop, remove the scanner and reposition to a known location
9
Q
what are the prepped quadrant scanning steps
A
- occlusal
- buccal
- lingual
- distal interproximal
- mesial interproximal
- corrective scans
10
Q
when do you inspect between scanning
A
- after lingual
- after mesial interproximal
11
Q
what needs to be evaluated in the scan
A
- examining for missing areas in the scan
- we need to capture the complete prep and the adjacent interproximals
12
Q
what is done in the corrective scan-
A
- examining for missing areas
- fix each missing area individually with a short scan
- repeat for each missing area
- be careful not to make the scan file too large
13
Q
what are the opposing quadrant scan steps
A
- occlusal
- buccal
- lingual
- corrective scans
14
Q
when do you inspect in the opposing quadrant scanning steps
A
after lingual
15
Q
what spray do you use to help camera pick up teeth
A
optispray
