rubber dam

Wednesday, August 10, 2005

Wednesday, August 10, 2005

Before class started this morning, I went into the lab to try and get another crown prep finished. I finally got something that is pretty good. I was surprised. It really boosted my confidence.

At 8am, we had a lecture which reviewed the steps for an anterior crown prep. We didn't finish the lecture portion until 10am. In lab, we learned to make a splint. It's used to help prepare a temporary crown. I'm not sure how it helps, but we'll find out next week. Anyway, the splint is fun to make. First, (for a maxillary model) you grind down a stone model until you remove the hard palate. Second, you use a heat/vacuum. Not sure what it is really called. Essentially, you place a piece of clear plastic underneath a heater until it gets very warm and starts to melt. Once it's hot enough, you flip on the vacuum and it sucks the plastic down around all of the anatomy of your stone model and makes a very nice plastic model or your stone model. Third, you use a knife of scissors to cut away the plastic from the stone, and you're finished.

During the last hour of lab, we had a round robin competition between rows. This involves spending two minutes at a station and then rotating to the adjacent station until you've gone through all 14 stations. At each station, we worked on the same tooth--#8. We prepped it for a crown. We looked to see what needed to be done and then spent the next two minutes doing it. In the end, we had created 14 crown preps of tooth #8 in 28 minutes. Most of them weren't clinically acceptable, but 2 or 3 came out alright. We came in 4th place. It was fun and revealing as to how quickly we cut a decent prep.

In the afternoon, we suffered through another biochem lecture. Today, most of us weren't even sure he was speaking English. After biochem, we had an hour lecture in anatomy on neuroanatomy. Nothing too interesting to note.

After classes, I went back to the lab for 2 hours to work on a prep of #30 for a practical tomorrow. Shouldn't be too bad. The lab was packed with everyone trying to polish up on their skills so they don't become one of the 50% that fail tomorrow.

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