An impression is made for the purpose of recording the anatomical landmarks and then to reproduce them on the cast to be poured. The main 5 objectives of impression making are: PRESS P – Preservation of remaining tooth structures R – Retention E – Esthetics S – Stability S – Support Retention: It is defined [&hellip
Taking of an impression with the help of Shellac baseplate is a bit out dated now but still in practice in some places, The primary aim of baseplate is to make a replica of the structures of the oral cavity on the cast by application of pressure. Instruments: Shellac Baseplate (both mandibular and maxillary) Spirit [&hellip