DNTA 1335
Induction
The length of time from injection of the anesthetic solution to complete and effective conduction blockage
Matrix band
Thin flexible stainless steel material
Recommended polishing paste?
Those with high polish abs low abrasion levels. Consistency will be slurry
Purpose of selective polishing
To avoid unnecessary removal of even small amounts of surface enamel
Aspirate
To draw back or to draw within
Rubber cup polishing
Used an abrasive polishing agent that is rotated slowly and carefully by a prophy angle attached to the slow speed hand piece.
Universal band
Used for class II preparation when the proximal "box" is prepared to a minimum depth and width and the cusps are intact
Extension band
Used for class II preparation with a more extensive preparation and requires gingival extensions to compensate for the loss of a cusp.
Fulcrum
Used interchangeably to describe the placement of the third, or ring, finger of the hand, which holds the instrument or hand piece
Dental implants
Used to attach artificial teeth to anchors that have been surgically embedded into the bone
Wedge
Used to hold the matrix band firmly against the gingival margin of the predation.
Bristle brush
Using the slowest speed, apply the revolving brush lightly to the occlusal surfaces.
Patients with history of heart conditions are not recommended to use what?
Vasoconstrictors
What should be recorded before, during and after a patient is given N2O/O2?
Vital signs of blood pressure, pulse and respiration.
Vasoconstrictor
When combined with the anesthetic slows down the uptake of an anesthetic agent into the bloodstream and increases the duration of action.
What is required before implant treatment begins?
Written informed patient consent
circumoral
surrounding the mouth
Outline form
the dentist decides on the design and initial depth of sound tooth structure
Anesthetic Cartridge
to hold liquid anesthetic for local injection in the oral cavity
Areas of concern for Class I restorations
- Occlusal pits and fissures of premolars abs molars - Buccal pits and fissures of mandibular molars - Lingual pits and fissures of maxillary molars - Lingual pits of maxillary incisors
Palatal injections
-Anterior palatine nerve block -Nasopalatine nerve block
Characteristics of Local Anesthetics
-Nonirritating to the tissues the area of the injection -Associated with minimal toxicity (cause the least possible damage to body systems) -Rapid onset -Able to provide profound d anesthesia (completely eliminate the sensation of pain during a procedure) -Sufficient duration (remain effective long enough for the procedure to be completed) -Completely reversible (leave the tissue in its original state after the patient's recovery from anesthesia) -Sterile or capable of being sterilized by heat without deterioration
Initial preparation (cavity)
-Outline form- -Resistance form -Retention form -Convenience form
Contraindications to implants
-The financial investment is greater than that for a conventional bridge or denture -Treatment can take several months or longer to complete -As with any surgical procedure, implants convey a risk of infection and other complications -An implant may loosen, requiring replacement -Emotionally, the implant procedure may be challenging for some patients -Bruxism is a significant component of failed implants
Components of a anesthetic syringe
-Thumb ring, finger grip -Harpoon -Piston Rod -Barrel -Threaded tip
Indications for dental implants
-To prevent bone loss and gum recession that often accompany bridgework and dentures -To replace one or more teeth as single units without affecting adjoining teeth -To replace a bridge abs eliminate the need for a removable partial denture -To provide support for a denture, making it more secure and comfortable -To enhance the patient's confidence in smiling and speaking -To improve the patient's overall psychological health -To improve the esthetic appearance of the patient's teeth and mouth
3 primary indications for prescribing tooth whitening procedure
-extrinsic stains -aged teeth -Intrinsic stains
When a vasoconstrictor is used.....
-the effect of the anesthetic agent is prolonged by decreasing blood flow in the immediate area of injection -absorption into the cardiovascular system is slowed -bleeding at the injection area is decreased, which is especially important for surgical procedures
What is the patient's mouth rinsed with before dental implant procedure?
0.1% chlorhexidine
Physiologic measurements should be taken and recorded at least every __ minutes.
15
Lowest concentration of a vasoconstrictor
1:20,000
Time span of a short-acting anesthetic
30 mins
How long before the patients appointment should anxiolytics be take ?
30-60 mins
Time span of a intermediate-acting local
60 mins
Time span of long-acting anesthetics
90 mins
Hydroxyapatite
A ceramic substance that rapidly osseointegrates the implant to the bone
What type of matrix system is used on anterior teeth?
A clear plastic matrix (aka celluloid strip or Mylar strip) used with anterior composite resin or glass ionomer materials
Dental implants can provide....
A natural looking and functional replacement for missing teeth that incorporates principles from fixed and removable prosthodontics with the use of bone-anchored implants
Selective polishing
A procedure in which only those teeth or surfaces with stain are polished
Air-polishing use what?
A specially designed hand piece with a nozzle that's delivers a slurry of warm water and sodium bicarbonate
Veneers
A thin layer of tooth-colored material that is applied to the facial surface of a prepared tooth
Methods of removing plaque and stains
Air-powder polishing and rubber cup polishing
What is general dentistry?
Aka operative dentistry, is the primary focus of the general dentist. Commonly used to describe restorative and esthetic dentistry
Electronic Anesthesia
An innovative, noninvasive form of anesthesia, designed to block plain electronically with the use of a low current of electricity
Anterior palatine nerve block (Palatal injections)
Anesthesia in the posterior portion of the hard palate
To be certain the solution is not being injected into a vessel, the dentist will always _________ before injecting any local anesthetic solution.
Aspirate
Alternative matrix system
AutoMatrix used to hold to band in place without the use of a retainer
The dental office may be equipped with what type of N2O/O2 equipment?
Built-in or portable
permanent restorations
Can range from small class I to an extensive class II multi surface and continue with classes III,IV, and V
What is used to control the flow of each gas?
Control valves
Resistance form
Dentist determines the primary shape and placement of the cavity walls
Convenience form
Dentist has accessibility in preparing and restoring the tooth
Retention form
Dentist knows where to place retention in the preparation to help in securing the restoration in place
Matrix
Designed to create a temporary interproximal wall for the amalgam, composite resin, or IRM to be placed against during the restorative procedure
Anxiolytics
Drugs that reduce feelings of anxiety
Types of dental stains
Endogenous Exogenous (Extrinsic, Intrinsic)
Beaut are the different types of implants?
Endosteal Maxillary Subperiosteal Tranosteal
Types of vasoconstrictors used w/ local anesthetic
Epinephrine Levonordefrin Neo-cobefrin
EFDA
Expanded Functions Dental Assistant
Class II restorations
Extensions of the class I cavity into the proximal surfaces of the premolars and molars - 2 or more surfaces of posterior teeth
Intermediate restoration
Filling material that will only be placed for a short time
Indicates the flow rate of the gas
Flow meter
Another method to administer anti anxiety agents?
General anesthesia
Class V Restoration
Gingival 3rd of the facial or lingual surface of any tooth (gum line)
Incisive nerve block
Given only when the mandibular anterior teeth or premolars require anesthesia
Titanium implants can be covered with what?
Hydroxyapatite
Esthetic dentistry
Improves the appearance of teeth by repairing imperfections with direct and indirect restorative materials, or by whitening techniques
Restorative dentistry
Indicated when a tooth is to be restored to its original form and shape through the use of direct and indirect restorative materials
Mandibular Anesthesia
Inferior alveolar nerve block aka mandibular nerve block is obtained by injecting the anesthetic solution near, but not into, the branches of the inferior alveolar nerve close to the mandibular foramen
Local infiltration (maxillary anesthesia)
Injecting into a small, isolated area
Class III Restorations
Interproximal surfaces (mesial or distal) of incisors and canines
Class IV restorations
Larger surface (mesial or distal), which includes incisal edges and the interproximal surfaces of incisors and canines
In reference to anesthetic needles, the __________ the gauge number the ________ the needle
Larger, thinner or Smaller, thicker
Duration
Length of time from induction until the reversal process is complete
3 types of local anesthetic injections
Local infiltration Field block Nerve block
Nosepieces are also referred to as?
Masks
A method of reducing anxiety and pain through different nonpharmacologic techniques?
Mind-body medicine
If used properly, may be the safest type of sedation method
N2O/O2 analgesia
What is inhalation sedation also known as?
Nitrous oxide/oxygen (N2O/O2) analgesia
Nerve block (maxillary anesthesia)
Occurs when local anesthetic is deposited close to a main nerve trunk
What are the most common type of implants and where are they placed?
Osseointegrated implants aka endosteal; jawbone
What can for on implants just as on natural teeth?
Plaque and calculus
Matrices
Plural term for matrix
Osseointegration
Process by which the living cells of the jawbone naturally grow around the implanted dental supports
nasopalatine nerve block (Palatal injections)
Produces anesthesia in the anterior hard palate
Topical Anesthesia
Provides a numbing effect in a specific area where an injection is to take place. Provides temporary numbing on nerve endings located on the surface of oral mucosa.
Buccal nerve block
Provides anesthesia to the buccal soft tissues closest to the mandibular molars
Comprehensive evaluation
Psychological Evaluation Dental Examination Medical History and Evaluation Specialized Radiographs and Imaging Diagnostic Casts and Surgical Stents
Local Anesthesia
Reduces pain and discomfort Most frequently used Safe, effective, and dependable method of anesthesia
RDA
Registered Dental Assistant
Where are the two gases combined?
Reservoir bag
Before administering N2O/O2 you should do what?
Review the patients medical history
What function of the harpoon?
Sharp hook that locks into the rubber stopper of the anesthetic cartridge, so the stopper can be retracted by pulling back on the piston rod making aspiration possible
The ideal candidate to receive an implant...
Stable health and have adequate alveolar bone and is willing to commit to attentive oral hygiene and regular dental visits
Innervation
Supply or distribution of nerves to a specific body part
The implant team is recommended to consist of what 3 persons?
Surgical DA clinician Nonsterile circulating assistant
Coronal polishing
Technique that is used to remove plaque and stains from the coronal surfaces of the teeth
Anesthesia
Temporary loss of feeling or sentation
Oral prophylaxis
The complete removal of calculus, debris, stain, and plaque from the teeth. Commonly known as prophy or cleaning
Field block (maxillary anesthesia)
The injection of anesthetic near a larger terminal nerve branch