PPT-Instruments and Equipment for Tooth Preparation

By Dr Syed Mukhtarun Nisar Andrabi Assistant Professor Conservative Dentistry amp Endodontics Dr Z A Dental College A M U Aligarh Lecture outline I Hand instruments for cutting. Class I Amalgam Restoration. Conservative Approach. Cavity width : . ¼ intercuspal distance (1 – 1.5 mm).. Depth : . 1.5 – 2 mm. Indications. Moderate to large restorations.. Restorations that are not in . Preparation . for RPD. . is carried out for:. 1- Establishing guiding planes. .. 2- . Modifying unfavourable survey lines.. 3- Providing rest seats.. 4- Creating retentive areas.. 5- Might involve some occlusal . principles cavity preparation. Dr. . AbdulAziz. . N. . Maher. Definition of tooth preparation. Mechanical alteration . of . defective. ,. injured. , or . diseased. tooth to best . receive. restorative material . 11 Dec, 2014. Class III Cavity Preparation. Goals and Objectives. What is the definition of class III cavity?. Identify the different types of class III cavity Preparation?. Compare and contrast different approaches to caries for class III ?. د.زينب الطائي . المرحله الرابعه . Objectives of tooth preparation . 1- To . eleminate. the undercut s from the axial surface of the tooth. 2- to provide enough space for the crown . 9 Feb, 2014. Class V Cavity Preparation. بسم الله الرحمن الرحيم. Goals and Objectives. What is the definition of Class V cavity?. Identify the different types of Class V cavity Preparation?. Dr. S. Mukhtar-un- Nisar Andrabi. Assistant Professor. . Conservative . Dentistry & Endodontics . Contents. Introduction . Historical Perspective. Indications & Contraindications . Advantages & Disadvantages . Assistant Professor,. Conservative Dentistry & Endodontics,. Dr. Z. A. Dental College, A. M. U. Aligarh. Fundamentals Of Tooth Preparation. Definition. Mechanical alteration of a . defective, injured, or diseased. Assistant Professor,. Conservative Dentistry & Endodontics. Overview. History. Basic composition. Basic setting reactions. Classifications . Manufacturing. Variables in amalgam . performance. History . . kumar. ,. Dept of Conservative . Dentistry&Endodontics. 8- 11- 2014. The clinical form of cavity preparation. The principles of modern cavity preparation were first defined in 1896 by Dr. G.V. Black, a man considered by many to be the "father of modern restorative dentistry". When his original sequence of cavity preparation was described, "extension for prevention" of recurrent decay was one of the most important considerations of cavity design. . DENTAL BURS. Burs are rotary cutting instruments that have bladed cutting heads.. This includes instruments intended for such purpose as finishing metal restorations & surgical removal of bone, as well as those primarily intended for tooth preparation.. In search of more durable aesthetics . VENEERS. were introduced.. . . . . . Sturdvent. DEFINITION. Veneer is a layer of tooth colored material that is applied to a tooth to restore a localized or generalized defect and intrinsic discoloration . AND CLASS I CAVITY PREPARATION. Presented By: . Prakash. . Subedi. Cavity preparation is the mechanical alternation of defective, injured or diseased tooth in order to best receive a restorative material that will reestablish a healthy state for the tooth including esthetic correction when indicated, along with normal form and function. . 1. 2. 3. 4. INITIAL DEPTH. 5. OUTLINE FORM FOR MANDIBULAR FIRST MOLAR. 6. Outline Form. Establishing outline form means:. 1) Placing preparation margins in positions they will occupy in the final preparation except for finishing enamel walls and margins..