ORTHODONTICS: Setting an Expansion Screw in a Retainer

This video shows how to create a "trench" in the dental model and place the plastic tab of the expansion screw in wax, so that it will hold it position while you apply acrylic.

orthodontics-retainers


Here is a "quick tip" video showing how to set an expansion screw into a retainer. 

See also: ORTHODONTICS: Acrylic Technique

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