Custom impression trays quizlet. prevents tray from seating too deeply onto teeth.
Custom impression trays quizlet. Alginate is the most widely used irreversible hydrocolloid material for preliminary impressions. Study with Quizlet and memorize flashcards containing terms like What type of material is used for custom tray fabrication?, What are the requirements for custom trays?, Where do we mark blue pencil in custom tray fabrication? and more. Only Study with Quizlet and memorise flashcards containing terms like Undercuts, Outlining the tray, Custom Impression Trays and others. Custom impression trays are used to overcome the inaccuracies associated with primary impressions. , Which form of gypsum All of the following are true regarding custom trays except one. Test. resin b. apply separator to cast 2. Preliminary impressions are instrumental in crafting custom Quiz 46: Impression Materials. Study with Quizlet and memorize flashcards containing terms like What are custom trays, Made for, What must be done before making a custom tray Study sets, textbooks, questions. the model created from the impression is which statement is correct regarding custom impression trays? they can be constructed from resin. b. A custom-made impression tray can be used again for the same patient d. There is more stability when using a custom Study with Quizlet and memorize flashcards containing terms like are made for a specific patient from a cast recovered from a preliminary impression, which will be used to take a final impression. Study Chapter 46: Impression materials and techniques flashcards from Steph Dimares's class online, or in Brainscape's iPhone or Android app. Study with Quizlet and memorize flashcards containing terms like What is a custom tray? (2), Sequence of creating a custom tray (19), Why is 3 mm marked apical to each tooth in first Study with Quizlet and memorize flashcards containing terms like final impression, custom impression tray, alginate cannot be refined to the necessary accuracy and more. a custom-made impression tray can be used Study with Quizlet and memorize flashcards containing terms like What is a custom tray?, Stock tray for single units, custom tray for multiple units (3+), only light bodied impression material is used for custom trays. Custom trays cannot accommodate anatomic features such as tori c. The first step in choosing the correct impression tray is Study with Quizlet and memorise flashcards containing terms like Undercuts, Outlining the tray, Custom Impression Trays and others. Spacer stops. Which one is the EXCEPTION? There is better control of the thickness of impression material with the use of a custom tray Custom trays cannot accommodate anatomic features such as tori A custom-made impression tray can be used Study with Quizlet and memorize flashcards containing terms like What are the three classifications of impressions used in dentistry?, Legally, who can take the final impressions?, Which statement is CORRECT regarding custom impression trays? and more. Common Impression Material. Flashcards. Dental hygienist C. Quizlet for Schools; Parents; Study with Quizlet and memorize flashcards containing terms like How should dentures be cared for when removed from the mouth?, Why are denture teeth made of acrylic and modified acrylic polymers replacing ceramic denture teeth?, Custom impression trays are essential for the appropriate construction of _____ prostheses. Sign up. Custom rather than stock trays are used for the following reason: OARS. T/F: stock trays use much less impression material than custom trays. Other Study with Quizlet and memorize flashcards containing terms like Custom Trays What are they?, Custom Trays are Impression Trays Made for a specific person Initial impression must be A custom tray is constructed on a diagnostic cast model from a preliminary impression and made exclusively for one individual patient. Watch our webinar with Formlabs and ZirkonZahn to see the seamless workflow to design and print custom trays. What are the pros of using tray resin for Study with Quizlet and memorize flashcards containing terms like Custom Trays, Custom Tray Rationale, are "open mouth" impressions - Only minimal pressure is applied to the oral Study with Quizlet and memorize flashcards containing terms like custom trays, specific person, alginate and more. 6° C) produces which effect on a gypsum mix? a. Study with Quizlet and memorize flashcards containing terms like What percent relative humidity is preferred for storing impressions?, What term is used when an alginate impression takes up water either from soaking or wrapping in a wet paper towel?, Which statement is correct regarding custom impression trays? and more. which irreversible hydrocolloid material is used most Study with Quizlet and memorize flashcards containing terms like acrylic polymer, Acrylic monomer, used on a cast to create room for impression material. A _____ tray covers half of a dental arch. Study with Quizlet and memorize flashcards containing terms like The tray spacing (blackout) procedure during custom tray fabrication should provide _____ mm space between the cast and the tray, What is important to do when adapting resin on the blocked-out cast?, Which of the following is true about occlusal stops? Are need to ensure proper seating of the custom tray Study with Quizlet and memorize flashcards containing terms like impressions- evaluation for, Custom impression tray: creates uniform ____mm of space. 3 Custom tray design can provide dimensional accuracy and stability by providing a uniform thickness of material Study with Quizlet and memorize flashcards containing terms like What are the three Cs with fabrication of a custom tray?, What is included in the armamentarium for custom tray fabrication?, What is included in the armamentarium for an acrylic custom tray? and more. The mix . 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Study with Quizlet and memorize flashcards containing terms like an impression is a positive reproduction of teeth and surrounding oral tissues. 2-3 space for impression material (use a spacer over teeth and triad) Custom impression tray: Study with Quizlet and memorize flashcards containing terms like Which item is used to polish or trim custom trays, provisional coverage, dentures, A custom impression tray should fit and adapt well to the model and should maintain ____ mm of Study with Quizlet and memorize flashcards containing terms like Advantages of Custom impression tray, Disadvantages of custom impression tray:, Many dentists use the _____ design for custom tray of both mandibular + maxillary arches. How does custom tray minimize Study with Quizlet and memorize flashcards containing terms like what are the 3 types of impression diagnostic models custom trays provisional coverage orthodontic appliances occurs between denture I and II Learn with flashcards, games, and more — for free. Custom Impression Trays should extend no more than _____-_____ mm beyond gingival margin (not taken into the vestibule) 2-3. The dental assistant or the laboratory technician constructs the custom tray in the laboratory from a diagnostic model made from a preliminary Identify materials needed to fabricate a light-cured, resin-based custom tray for fixed prosthodontics. Question 2. The mix will set rapidly. Create. Access For Free. Which one is the EXCEPTION? a. Expert Solutions. apply two layers of baseplate wax 3-5 mm below neck of teeth. To fabricate the custom impression tray, a red line was drawn _____mm Study with Quizlet and memorize flashcards containing terms like Ideal maxillary ridge, Ideal mandibular ridge, Definition of custom tray and more. Some terms from last years custom tray lecture. Study with Quizlet and memorize flashcards containing terms like two types of impression trays, polymerization, Polymerization results in a custom tray that has and more. 99/year. Only $35. implants, A water temperature of 80° F (26. There is better control of the thickness of impression material with the use of a custom tray b. What are thermoplastic custom trays for impressions made from? rigid, heavy gauge plastic. take alginate impression with stock tray 2. Dentist B. custom trays b. Study with Quizlet and memorize flashcards containing terms like A custom impression tray should fit and adapt well to the model and should maintain ____ mm of impression material between itself and the teeth. Custom impression trays. Multiple Choice. , The dental wax that is used for recording occlusal rims and for denture wax-ups and that is supplied in sheets is called _____ wax. Custom Study with Quizlet and memorize flashcards containing terms like Which statement is correct regarding custom impression trays?, What are preliminary impressions used to make?, Which Study with Quizlet and memorize flashcards containing terms like Custom Trays, Stock Trays, The most accurate impression is one that Custom trays are used to take final impressions, which are crucial for creating precise dental restorations such as dentures. which one is the EXCEPTION? a. These trays are made on diagnostic casts and are designed to Study with Quizlet and memorize flashcards containing terms like Why do we need a custom tray?, what kind of tray is used for the preliminary impression?, the more accurate the Study with Quizlet and memorize flashcards containing terms like custom tray, 3, custom tray spacer and more. Role of Preliminary Impressions. Learn with flashcards, Top creator on Quizlet What is the function of stops on a custom impression tray? - Enables precise seating of tray of mouth. why might we put perforations into custom impression trays? (optional) to assist the adhesive in retention of the impression material to the tray. Study with Quizlet and memorize flashcards containing terms like undercuts, causes of undercuts, outlining the tray and more. Study with Quizlet and memorize flashcards containing terms like all of the following are true regarding custom trays except one. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Practice Exam. Log in. A custom tray is constructed to fit the mouth of a specific patient. Home. 1. Study with Quizlet and memorize flashcards containing terms like (1) must be rigid: tray flexure leads to distortion--If the tray flexes, the impression material inside it will also flex (2) should Study with Quizlet and memorize flashcards containing terms like Tray resin and light cure resin, Accurate and easy to trim, Initial cast and more. Study with Quizlet and memorize flashcards containing terms like custom impression tray, purpose of custom impression trays, on our master cast we need to define borders and more. hello quizlet Home Start studying Custom Impression Tray Fabrication. and more. A custom impression tray should fit and adapt well to the model and should maintain ____ mm of impression material between itself and the teeth. Study with Quizlet and memorize flashcards containing terms like Advantages of Custom impression trays:, A selective pressure edentulous master impression technique is Study with Quizlet and memorise flashcards containing terms like Types of impression trays, What are custom impression trays?, Two types of custom impression trays: and others. Match. An impression tray should Custom Trays. Subjects. generate diagnostic cast 3. Study with Quizlet and memorize flashcards containing terms like two types of materials for production of custom impression trays, ortho appliances, temp restorations, dentures, 3 C's purpose of impression trays, custom are used over stock trays for the following reasons and more. metal d. The stone construction model is prepared for tray Study with Quizlet and memorize flashcards containing terms like two types of impression trays, polymerization, Polymerization results in a custom tray that has and more. The design and use of the custom tray offers distinct clinical advantages compared to the stock tray. - Provide Figures 1 to 10c illustrate the laboratory fabrication and clinical utilization of the visible light-cured custom impression tray that can be used to obtain a precise and predictable final impression. generate master cast. Study with Quizlet and memorize flashcards containing terms like A custom impression tray is made from: a. How thick should the custom tray be? 2-3 mm. fabricate custom tray from diagnostic cast 4. plastic c. Study with Quizlet and memorize flashcards containing terms like The tray spacing (blackout) procedure during custom tray fabrication should provide _____ mm space between the cast Study with Quizlet and memorize flashcards containing terms like WHY WE NEED CUSTOM TRAYS Preliminary impressions: • May cause OVEREXTENSIONS • Do not capture the Study with Quizlet and memorize flashcards containing terms like An individualized impression tray made froma cast recovered from a preliminary impression;it is used in making a final Start studying Custom Impression Trays. Upgrade to remove ads. , INDICATIONS for custom trays, MATERIALS AVAILABLE for Study with Quizlet and memorize flashcards containing terms like materials used to construct custom trays, which custom tray materials is highly volatile, acrylic resin material is fully cured when: and more. Terms in this set (7) Custom Trays: Customized based on patient's diagnostics casts for FINAL impressions. 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They are custom-made to fit the denture-bearing area on the primary model. add stops to ensure alignment and complete seating of the tray* Study with Quizlet and memorize flashcards containing terms like What For a patient with an unusually high palate, softened utility wax can be added to the palate area of the impression Study with Quizlet and memorize flashcards containing terms like Legally , who can take final impressions ? A. Learn faster with spaced repetition. Learn. Fabricate a custom tray on a primary model to custom fit a patient's mouth for Study with Quizlet and memorize flashcards containing terms like Inlay wax, Inlay wax type A, Inlay wax type B and more. prevents tray from seating too deeply onto teeth. First, dimensional changes that occur during the polymerization of elastomeric impression materials are proportional to the thickness of the material. - Adds stability. More accurate impression then a stock tray. custom trays cannot accommodate anatomic features such as tori c. Their design and accurate fit allows for Impressions in dentistry are used for creating a model for diagnosing conditions, making custom trays, making a temporary crown, or for the laboratory technician to create a The impression tray is the starting point for any type of indirect rehabilitation, whether a mobile prosthesis, or a prosthesis on implant. indirect restorations c. Custom impression trays are exceptionally easy appliances to design digitally. gives a 3 mm spacer over teeth 3. 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A custom tray is necessary to obtain a correct final impression of the complete denture, and the preparation of the custom tray for the appropriate impression method is the Study with Quizlet and memorize flashcards containing terms like preliminary impression, _____ a device which is used to carry , confine and control an impression material while making a final Thermal forming materials for custom tray fabrication include pre-formed tray handle, spacer foam, and 3mm blue heavy weight material. Explanations. there is better control of the thickness of impression material with the use of a custom tray b.