1 / 9

Introduction and Performance standards

This article discusses the different classifications of dental materials, the standards set by FDI and ISO, and the performance testing and approval process for new materials.

fjones
Télécharger la présentation

Introduction and Performance standards

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Introduction and Performance standards Dr. Rama Shanker Associate Professor Prosthodontics Department Monday 10-11 A.M. Date _ 08/09/2014

  2. Dentistry Dentistry is an art and a branch of medical science that deals with the study, diagonosis,prevention and treatment of diseases of the teeth, other parts of oral cavity, maxillofacial area and the adjacent and associated structures

  3. Dental Material It deals with the chemical composition, properties,manipulation,chemical reaction,mechanism of action,indicattions,contraindications, and cilinical applications of the materials used in dentistry

  4. CLASSIFICATION OF DENTAL MATERIALSDental materials may be classificed into:1 Preventive material- include pit and fissure sealants and used to prevent concept of dental diseases.2-Restorative materials – used to repair and replace tooth structure.

  5. 3-Auxillary materials- that aid in the fabriction process but do not part of restoration appliance or prosthesis

  6. STANDARDS The fedeartionDentire International (FDI) and the Internation organizations for standardization(ISO) are working for the development of specifications and terminology on an international level

  7. FDI is restricted to dental products and where as the ISO is covered all products. ISO is a non government body composed of the national organisation of more than 80 countries including India.The ISO standard are formulated by a technical committee.

  8. Dentist Clinical requirements Selection dental material Based on Physical properties Biological properties and biocompatibility Aplications Performance

  9. New Material Physical Properties Fulfills ANSI/ADA or ISO specifications Yes No Biocompatibility test Rejected Primary test Secondary test Usage test Usage test: Improvement of the material to fulfill specification Wait for approval Accepted Rejected Comes to market with acceptance seal

More Related