Observing prosthodontics again
Recently I spent another day observing at a prosthodontic practice. It was a mixed day with some implant work, fixed pros, composite resin and denture work. Below is a summary of the day with some thoughts and observations: -The first appointment was the jaw registration appointment in the construction of a new full lower over denture retained by a bar. As the old denture suprastructure was made at another practice whose scanner files were lost in a software update, a new suprastructure had to be designed. The impressions were taken in the previous appointment using the layering technique described in his denture course. One issue with impressions around these structures is the material locking in and tearing. This isn't an issue as he flows light body under the bar and lets it set to block it out and uses ultra light body PVS around the bar to take the impression in the final wash which is one reason he doesn't like polyether for these cases due to its stiffness. The suprastru...