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40 terms

chp 36 dental dam

isolated or exposed
when the dam is placed, only the selected teeth are visible through the dam
latex or latex free
the dental dam is either ____ or ____
reasons for using the dental dam
serves as an important infection control barrier, guards the patient's mouth form debris, dental materials, or other liquids during treatment, protects patient from accidentally aspirtating or swallowing debris, protects tooth from contamination from saliva or or debris, improves access by retracting the lips, tongue, and gingiva
size of dental dam
two sizes 6 by 6 inch and 5 by 5 inch
color of dental dam
wide range of colors from light to dark, including green, blue, pastels, also scented and flavored
thickness of dental dam
the thickness or gauges are usually thin (light), medium, and heavy
___ thickness is most frequnetly used
____ thickness is widely used in operative procedures
___ thickness is selected when tissue retraction and extra resistance to tearing is important
dental dam frame
a frame or holder is necessary to stabilize and stretch the dam so that it fits tightly around the teeth and is out of the operator's way
plastic and metal
frames are available in ____ and ____
plastic U shaped frame
what frame is placed under the dam, it is radiolucent
young's frame
stainless steel U shaped holder with sharp projections on it's outer margin's, placed on the outside of the dam and is stretched over the projection of the frame, the patient feels comfortable by holding it away from the patient's face
ostby frame
round plastic frame, has sharp projections on it's outer margin, placed outside the dam and the dam is stretched over the projection
dental dam napkin
it's disposable, can be placed between the patient's face and the dam
when the dam is placed, two types of _______ are used
1st lubricant
placed on the patient's lips to ensure patient comfort
2nd lubricant
is water soluble and is placed on the underside of the dam to help the dam material slide over the teeth and through the interproximal spaces
dental dam punch
makes a hole as it strikes an opening in the punch plate
dental dam stamp
the ____ ____ _____ and inkpad are used to mark the dental dam with predetermined markings for the average adult and pediatric arches
dental dam template
which has holes where the teeth should be marked, provides more flexibility when one or more teeth in the arch are out of alignment
dental dam forceps
the beaks of the forceps fit into holes on the jaws of the clamp, a sliding bar keeps the handles of the forceps in a fixed position while the clamp is being held and positioned on the tooth, the handles are squeezed to release the clamp, the beaks of the forceps are turned toward the arch being treated
dental dam clamps
the ___ ___ ____ are the primary means of anchoring and stabilizing the dental dam
rounded portion of the clamp
the ___ encircle the tooth and are shaped into four prongs, all four prongs must be firmly seated on the tooth to create the facial to lingual balance necessary to stabilize the clamp
winged clamp
desingned with extra extensions to help retain the dental dam
fitting the dental dam clamp
the jaws of the clamps are designed to fit on the cervical area of the tooth below the height of contour and at or slighly below the CEJ
posterior dental dam clamps
for the maxillary and mandibular posterior teeth
anterior dental dam clamps
used to retract the gingiva on the facial surface, improves visiblitiy for the restoration of the cervical class 5 cavities, permits isolation of an anterior tooth during endodontic treatment
dental floss should always be attached to the bow , it is an important safety step that must always be done, the ligature makes it easy to retrieve a clamp if it should accidentally fall off the tooth
poked through holes
teeth are isolated when ___ ____ ____
one step method
the dam and clamp are placed at the same time
two step method
first the clamp is placed and then the dental dam material is stretched over it
root canals
plastic frames and butterfly clamps are used for ___ ____
the bow always goes towards the ___ on the occlusal surface
displaced out of line, especially teeth displaced from normal relation to the line of the dental arch
6 by 6 inch is used for ________ teeth
5 by 5 is used for ______ teeth
cutting tip
same clamp can be placed on the same type of tooth in the opposite quadrant