clamps
Consdirations/ indications for placement
placement of rubber dam
procedure for placing the dam
surprise! (these are more difficult ones =(
100
the W-2 clamp & the W-3 clamps are used on what teeth?
W-2: MX or MN bicuspids, W-3: MX or MN small molars.
100
What do you do if there are missing teeth?
skip the area and adjust operating field as nessary.
100
how far apart do you punch the holes?
around 3.5mms or closer for MN incisors
100
where do you place the clamp on the tooth and how do you seat it?
the clamp should be placed just below the hieght of contour and it should be seated Li to Bu.
100
what are the exceptions to the rules of isolation?
if the working tooth is #24 or #25 you go 3 teeth distal.
200
W-7 clamp and the W-8 clamps are used on what teeth?
W-7: MN molars, W-8: MX round molars.
200
why would floss between the teeth before placing the rubber dam?
to check for roughness and tight contact areas
200
Why should you explain the procedure to the patient?
some ppl become clasterphobic and freaked out
200
true or false: when placing the dam you would stretch it Li to Bu over the bow of the clamp.
false
200
what are the rules of isolation?
posterior: 2 teeth distal to opposite central incisor. anterior: 2 teeth distal to opposite cuspid.
300
what teeth are the W-14 & the 24 clamps used on?
W-14: right MX or MN molars, 24: MN right molars.
300
how do you adjust the punch for class V restorations?
you would punch more facially and one large hole.
300
if you punch the holes to close together what will happen?
the interdental papilla will protrude.
300
what 3 things could be used to secure the opposite anchor?
rubber dam ligature, floss, wedjet.
300
how many holes are there on the hole punch and what size hole gets punched for what teeth?
1-5. #1 MN incisors, #2 MX incisors, #3 cuspids and bicuspids, #4 molars, #5 opposite anchor
400
what teeth are the 25, 26, 0 and 00 clamps used on?
25: MN left molars, 26: MN or MX molars, 0: MX or MN bicuspids, 00: MX or MN bicuspids.
400
if your doing a root canal how would you adjust the punch?
one large hole may be used.
400
punching the arch with to much of a curve and puching the holes to far apart will result in....?
folds and streatching in the dam on the Fa side and bunching and puckering between the teeth.
400
why would you invert the dam and what can you use to do this? (3 of 4 things)
you invert the dam to prevent moisture leakage. you can do this by using a black spoon, beavertail burnisher, waxed floss, & air.
400
how do you remove a rubber dam? list in correct order.
1) remove rubber dam ligature. 2) remove the clamp. 3)remove frame [optional]. 4) cut dam in the septum area. 5) remove the dam. 6) check for pieces of rubber dam. 7) massage gum tissue around anchor tooth to increase blood flow.
500
the W-8A and the W-14A are used on what teeth?
W-8A: partially erupted MN or MX small molars, W-14A: partially erupted MN or MX molars.
500
list 4 indications for use
better access and visibility, better patient protection, moisture control, decreased opperating time, infection control.
500
why is a patient at risk of aspiration while placing the dam? how do you prevent this aweful thing from happening?
the clamp could slip off the tooth and choke the patient. Tie some floss to the clamp so you can grab it.
500
the rubber dam comes in different weights, what are they? what weight retracts the tissue better?
thin, medium, heavy and extra heavy. heavy retracts the tissue the best.
500
list the different types of rubber dams and frames.
youngs- U shaped frame. woodbury- straps around the head. ostby- plastic. quick dam- dam and frame are attached.
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