denture base slideshare

denture base slideshare

Denture base the part of a denture … Slideshow search results for denture base resins Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. When a number of relines have been carried out a rebase can be carried out to reduce this palatal thickness. Denture bases differ in functional purpose and may differ in terms of the material of which they are made. Material and Methods. The broader the residual ridge coverage, the greater is the distribution of the load, which results in less load per unit area (Figure 16-3).A denture base should cover as much of the residual ridge as possible and should be extended the maximum amount within the physiologic tolerance of the limiting border structures or tissues. The denture base acrylic resin was polymerized in a thermostatically controlled water bath (Termotron P-100; Termotron, Piracicaba, SP, Brazil) according to the manufacturer’s recommendations . Definition –Is that part of the removable partial denture which rests on oral mucosa and to which teeth are attached. 3.4.1 Complete Dentures. III- Denture base resin on metal framework Indication ; l-For extension bases. Also known as False Teeth, are prosthetic devices constructed to replace missing teeth. Title: DENTURE BASE RESINS 1 DENTURE BASE RESINS 2 OBJECTIVES . 4-For long span tooth supported saddle. Self cure Shellac base plate Base plate wax Injection molded resins Metallic bases Permanent Eg. Since tooth support cannot be obtained, the denture base of complete dentures … Advantages of Metal Bases over Resin Bases: (1) Accuracy and permanence of form- Cast more accurately than denture resins and maintain their accuracy of form without change in mouth. Accuracy – metal base provides intimacy of contact, help in retention of denture prostheses. Extent of Residual Ridge Coverage by the Denture Base. Define denture base, denture base material and denture. Acrylic resin Vinyl resins Metallic Eg. Tucker in 1966 said that, “the base plate should not abrade the surface of the cast during removal and placement.” He also said that the base plate should bond to the material used to block out undercuts so that the undercut materials along with the base plate material form one single temporary denture base… Denture base materials 1. Classification 13. 3. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. 1. Denture Base Extension 38. If you continue browsing the site, you … Denture Base Extension 40. Prior to 1940 vulcanite was the most widely used denture base … If tissue conditioner was used then the excess should be trimmed away and re-inserted. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. DENTURE BASE• Denture :- they are prosthetic device constructed to replace the missing teeth which are supported by surrounding hard & soft tissues• Two types of denture:• COMPLETE DENTURE• REMOVBLE PARTIAL DENTURE• DENTURE BASE -fabricated using common polymer - GPT METAL BASE : The metallic portion of the denture base forming a part or all of the basal surface of the denture .It serves as a base for the attachment of the resin portion of the denture base … Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. Enumerate stages in addition polymerization. Complete dentures consist of two main parts, namely the artificial teeth and the denture base. Record bases emulate as nearly as possible the contours and dimensions of the finished dentures… Manipulate denture base resin. Transfer occlusal forces to the abutment teeth and, in tooth-tissue supported RPDs, to the denture foundation area. The use of denture base resin has revolutionized the dental material sciences ever since their discovery. There are various possibilities of influencing the initially loaded base under the tab Properties. Jing Zhao, Xinzhi Wang, in Advanced Ceramics for Dentistry, 2014. Many prostheses and implants made from polymers have been in use for the last three decades and there is a continuous search for more biocompatible and stronger polymer prosthetic materials. of Removable 13.2 Requirements of denture base polymers The requirements of a denture base material can be conveniently listed under the headings of physical, mechanical, chemical, biological and miscellaneous properties. Polymer beads remain un altered. Denture Base Materials Non-Metallic Eg. Specimens of each material (denture base acrylic resin - Lucitone 550 – L; autopolymerizing reline resins - Ufi Gel Hard–UH, Tokuyama Rebase II-TR, New Truliner–NT and Kooliner-K), were produced, notched and divided into two groups (n=10): CG (control group of autopolymerizing reline resins and L): FT tests were performed after polymerization; TG … 12. You can change your ad preferences anytime. Relines lead to an increase in palate thickness. Denture Base Polymers 13.1 Introduction. Prosthodontics Journal Club: Management pf a partially edentulous patient wit... Prosthodontics Journal Club: Altered cast impression techniques, Preprosthetic surgery; Prosthodontic consideraration, Muscles of mastication prosthodontic consideration, No public clipboards found for this slide. Clipping is a handy way to collect important slides you want to go back to later. In the field Surface Properties, the slide control Base Thickness [1], can be used to define the minimum thickness at the thinnest section of the base; The Cervical [2] slide control influences the thickness of the papilla form. Record bases emulate as nearly as possible the … This should be carried out a couple more times to make sure the all of the excess is removed. See our Privacy Policy and User Agreement for details. 9. Functions of Denture Bases in Control of Prosthesis Movement. 2 .Denture Base Materials Temporary Eg. The aim of this study was to evaluate the effect of long-term water storage on the IS of 1 denture base We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Clipping is a handy way to collect important slides you want to go back to later. Chart and Diagram Slides for PowerPoint - Beautifully designed chart and diagram s for PowerPoint with visually stunning graphics and animation effects. See our Privacy Policy and User Agreement for details. Denture Base Extension 39. DENTURE BASE 3 Definitions. 4. 1. MATERIALS A brief summary about the types of denture base materials including their advantages, disadvantages, indications, and contraindications. Record Bases. Denture base : That part of a complete or removable partial denture which rests upon the basal seat and to which the teeth are attached. denture cleansers or water. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Sample Presentation - Denture Base Materials - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. . Now customize the name of a clipboard to store your clips. Partial According to the denture base material, each patient received hard acrylic denture base Group I and thermo-elastic acrylic denture base material Group II. (GPT-8) Denture base material is any substance of which a denture base may be made. DENTURE BASES DEFINITION A denture base is that part of a denture which rests on the foundation areas and to which teeth are attached.1 FUNCTIONS The functions of denture bases are to: 1. The dental base is the foundation of the artificial tooth and can be used to restore the defective soft and hard tissues. If you continue browsing the site, you agree to the use of cookies on this website. by Dr. Jaouadi Jamila. In addition, the effect of thermal stresses on the toughness of denture base and autopolymerizing Acrylic denture bases may also be produced by injection moulding or by using a pourable resin technique, although the latter methods are not commonly used. Biting force is distributed from the artificial tooth through the denture base to the oral mucosa and bone tissues. 2-When denture base resin is needed to restore anatomic contour and esthetics. Internal strains released later to cause distortion not present. Denture Base Resin -Dr. Soham Prajapati 1st Year Post Graduate, Dept. If you continue browsing the site, you agree to the use of cookies on this website. Enumerate ideal requirements of denture base materials.  Neeraja M Menon Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Of Prosthodontics Parts We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Denture Base Extension 1- Buccally 2- Lingually 3- Posterior Limit 4- Anterior Limit 36. In a tooth-supported prosthesis, the denture base is primarily a span between two abutments supporting artificial teeth. Non Metallic Denture Base Materials Manipulation Curing It's heating the packed mould in a water path where both the temperature and time of heating should be controlled to avoid : Cooling and Deflasking … You can change your ad preferences anytime. Denture Base - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. DENTURE BASES DEFINITION A denture base is that part of a denture which rests on the foundation areas and to which teeth are attached.1 FUNCTIONS The functions of denture bases are to: 1. Denture base resins 1. . Now customize the name of a clipboard to store your clips. Dentures help keep facial muscle from sagging ,which can make perso… Slideshow search results for denture base resins Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Dentures. Cobalt chromium Gold alloys Stainless steel 5. Aging in water or aqueous solutions has been reported to decrease the mechanical properties of the acrylic resins (12), and the bond strength between denture base and reline resins (16). The Component 1. Contents Definition of denture base Requirements Functions Types a,Plastic b,Metal 3. Transfer occlusal forces to the abutment teeth and, in tooth-tissue supported RPDs, to the denture … Denture base : That part of a complete or removable partial denture which rests upon the basal seat and to which the teeth are attached. of Prosthodontics & Maxillofacial Prosthesis Including Oral Implantology. Coorg Institute of Dental Sciences. Design Denture Base. Record Base (trial base) - A temporary device representing the base of a denture and used for making jaw relation records and for arranging teeth, but is NOT part of the final denture. Journal Club Presentation on Overlay Removable Partial Denture. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. The denture base is that part of the denture which rests on the soft tissues and so does not include the artificial teeth. fracture of denture polymers in clinical practice16. - Maximum coverage without encroaching on movable tissue to reduce stress on the abutment teeth. Definitions Denture base: A denture base may be defined as the part of denture that rests on the foundation tissue and to which teeth are attached. Since ages, polymethyl methacrylate (PMMA) has been used to fabricate the dentures, and since its introduction as a denture base material, its use has become almost universal [1][2][3][4] … Attach the prosthetic teeth to the RPD. If cold cured acrylic was used the denture is placed in a hydroflask to complete the curing and to reduce the possibility of porosity. In this review, an attempt has been made to combine the material properties of the … Denture baseDenture base – that part of denture which rests– that part of denture which rests on the soft tissues and to which artificial teethon the soft tissues and to which artificial teeth are attachedare attached Denture base materialDenture base material – any material from– any material from which denture base can be fabricatedwhich denture base can be fabricated The ppt contains resin based and metal based denture base materials. As described previously, an artificial tooth is used to restore the appearance of the natural tooth, its occlusion, oral function, and to assist in word pronunciation. -Enjoy O SlideShare utiliza cookies para otimizar a funcionalidade … An ill-fitting complete denture may cause various lesions on mucosa and inflammatory overgrowth could appear, so, reparing, relining or rebasing the denture … Thus occlusal forces are transferred directly to the abutments through rests. Attach the prosthetic teeth to the RPD. Looks like you’ve clipped this slide to already. DENTURE BASE RESINS 2. See our User Agreement and Privacy Policy. If you continue browsing the site, you agree to the use of cookies on this website. Definition Record Base (trial base) - A temporary device representing the base of a denture and used for making jaw relation records and for arranging teeth, but is NOT part of the final denture. Repairing, Relining, Rebasing in a Complete Denture. Although several studies have evaluated the fracture toughness of denture base acrylic resins11,13,15,16,18,26,28, there is little information on the toughness of autopolymerizing reline resins12. Classify of denture base materials. If you continue browsing the site, you agree to the use of cookies on this website. - Maximum coverage to the residual ridge, buccal shelf, palate, and pear shaped pad. When PMMA denture bases are made in a gypsum mould, it is important to reduce the exposure of the reacting polymer to the water present in the mould material (which would make the denture base material somewhat opaque) and to prevent the monomer from soaking into the mould surface before polymerization, which would bond the mould to the denture base, making recovery and clean-up … Heat cure denture resins Light cured resins Pour type resins 6. Denture Base Extension 37. 7/12/2013 & 9/1… introduction to removable partial denture, Introduction & classification of removable partial denture, Application of chain of infection in dentistry, No public clipboards found for this slide, شباب الخير بالتل الكبير. Such intimate contact not seen in acrylic resin bases. 3. If you continue browsing the site, you agree to the use of cookies on this website. Looks like you’ve clipped this slide to already. Denture Base Extension 42. Relationship of Denture Base to Abutment 1- Close contact 2- Open Contact 41. Since ages, polymethyl methacrylate (PMMA) has been used to fabricate the dentures, and since its introduction as a denture base material, its use has become almost universal [1][2][3][4][5] . Max. Finishing line 43. 2. Introduction. 3- When there is a need for relining. denture base 1- little/no interaction on molecular lee. After polymerization, the flasks were bench cooled at room temperature for 30 min and then placed for 15 min under running water before opening, following the manufacturer’s instructions. 2. Each group received three types of abutment preparation for each patient (Subgroup 1) received long copying preparation, (Subgroup 2) received short copying preparation and (Subgroup 3) received stud attachment. 1. Dept. During designing denture base important notes should be take into consideration: - Support is an important consideration in designing saddles for extension base saddle. Clear acrylic denture base material finds is use in the fabrication of implant guides, surgical stents, and guiding flanges in dentistry. Presented by :- Dr. Ahmed Salih B.D.S 2. See our User Agreement and Privacy Policy.

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