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Steps for Class II Cavity Preparation in Deciduous Teeth for Amalgam

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Restoring deciduous teeth with amalgam requires proper cavity preparation to ensure durability and functionality. Here are the steps involved in preparing a Class II cavity in deciduous teeth: 1 .  Diagnosis and Treatment Planning Clinical Examination : Assess the extent of caries through visual inspection and radiographs. Treatment Plan : Decide on the need for amalgam restoration based on the tooth’s condition and patient’s oral hygiene. 2.  Anesthesia Local Anesthesia : Administer local anesthesia to ensure patient comfort during the procedure. 3.  Isolation Rubber Dam : Use a rubber dam to isolate the tooth, providing a dry working field and preventing contamination. 4.  Access Opening Initial Cut : Use a high-speed handpiece with a round or pear-shaped bur to create an initial access opening, removing carious enamel and dentin. 5.  Outline Form Cavity Shape : Extend the cavity outline to include all carious areas and unsupported enamel, ensuring smooth and ...

Steps of Class I Cavity Preparation in Primary Molars for Amalgam

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Class I cavity preparation in primary molars is a common procedure in pediatric dentistry, aimed at restoring the function and aesthetics of decayed teeth. Here’s a detailed guide on the steps involved in preparing a Class I cavity for an amalgam restoration: 1.  Diagnosis and Anesthesia Diagnosis : Confirm the presence of caries through clinical examination and radiographs. Anesthesia : Administer local anesthesia to ensure the child’s comfort during the procedure. 2.  Isolation Rubber Dam : Place a rubber dam to isolate the tooth, keeping the area dry and free from saliva. 3.  Initial Cavity Preparation Outline Form : Use a high-speed handpiece with a round or fissure bur to create the initial outline of the cavity. The outline should follow the natural grooves and pits of the tooth.                                  (Tungsten carbide bur No. 330 and various-shaped small-sized diamond-co...