ALL ABOUT DENTAL IMPRESSION MATERIALS
⚡ High-Yield Summary
Explore dental materials with this comprehensive BDS revision guide covering their classification, key features, physical and mechanical properties, advantages, disadvantages, and clinical applications. Simplify complex concepts and prepare smarter for dental exams with Dentstudy.
TOPIC: DENTAL IMPRESSION
📌KEY POINTS:
🔹A negative record of the tissues of the mouth
🔹Used to reproduce the form of the teeth & surrounding tissues.
🔹Negative reproduction of the tissues given by the impression material is filled up with dental stone or other model materials to get a positive cast.
🔹Positive reproduction of a single tooth is described as a ‘die’, and when several teeth or a whole arch is reproduced, it is called a ‘cast’ or ‘model'
🔹Application of dental impression compound has also decreased with the increased use of rubber impression materials, which can also be electroformed to produce metal dies.
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