The operator's zone for a right-handed operator extends from 7 to 12 o'clock, the assistant's zone from 2 to 4 o'clock, the instrument transfer zone from 4 to 7 o'clock, and the static zone from 12 to 2 o'clock. The operator changes position dependent upon the dental arch and tooth being treated.
Where does the assistant sit in relation to the operator?
For left-handed dentists, seated to the right of the patient, the operator's zone is between 1 and 4 o'clock position and the assistant's zone between 8 and 10 o'clock.
What is the most common dental chair position for dental procedures Group of answer choices?
10 Cards in this Set
Which distance should be between the faces of the patient and the operator during a dental treatment?
When placing the dental dam you notice?
Terms in this set (10) While placing the dental dam, you notice the contacts to be extremely tight.
How do you stabilize the clamp?
To stabilize a retractor clamp, use green stick modeling compound that has been heated so that it is workable but not sticky. Shape the compound into a small cylinder, glaze one end, and place the glazed end onto the tooth's surface, then mold it to engage the retractor's bow.
Do you need a rubber dam for a root canal?
A root canal done without a rubber dam is doomed to failure from bacteria. Although not required, use of the rubber dam at the time the access is restored can also hedge against failure from bacterial leakage. The first step to a successful root canal is to prevent the entrance of bacteria by using a rubber dam.
Is Rubber Dam mandatory for root canal?
The use of rubber dam is mandatory to avoid microbial contamination of the root canal system during treatment, to retract tissues and protect the patient, prevent aspiration or swallowing of instruments, and limit aerosols.
What is split dam technique?
Split dam technique: In this technique two holes are punched in the dam that corresponds to teeth anterior. and posterior to the teeth in question. The dam is then stretched over the clamped tooth and to the. anterior tooth where the dam is stabilized with the widget. The dam between the holes is then cut with iris.
Why do dentists use a rubber dam?
A rubber dam — also known as a dental dam — is a thin square sheet used to isolate the operative site from the rest of the mouth. Dental rubber dams contain a hole in the middle that allows the dentist to isolate the treatment area using a dental clamp around the tooth.
Why do we invert the rubber dam?
This picture shows inversion with knot ligatures. With this technique, the rubber pushes the gingival tissue inter-proximally, up to some millimeters in some cases, which helps the dentist to get a better view.
What will happen if the dental dam bunches?
A TORN dam will compromise saliva control and may leave difficult-to-find rubber fragments in the gingival sulcus resulting in soft tissue inflammation, apical migration of the epithelial attachment and possible tooth loss (Fig.
Can you breathe with rubber dam?
Some patients feel a little anxious about using the rubber dam or have questions about breathing when it is in place. This barrier DOES NOT seal your mouth closed. There is actually room around the edges where mouth breathers can still breathe comfortably.
How will the dental dam be held away from the working area?
The dental dam is held away from the working area by placing a frame. There is diffrent ways it can be placed depending on the frame. If the dental dam were to be removed before the procedure is finished the tooth being worked on can be exposed to bacteria and infection.
Does Saran Wrap protect against STDs?
Plastic wrap hasn't been evaluated by the FDA for STD prevention, and no studies have assessed its effectiveness in reducing disease risk during oral sex. The Centers for Disease Control and Prevention and AIDS.gov both recommend plastic wrap for use during rimming.
What is the proper method for seating a rubber dam clamp?
Clamp Placement: When approaching the patient the clamp should be held firmly in the forceps with one hand, and the floss held in the other hand. When seating the clamp onto the tooth adequate visualization is essential.