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crown keeps popping off :(

Posted: Wed Apr 12, 2006 6:30 pm
by Bracefaced
So I’m officially brace faced!!!
Top arch was bracketed/wired on December 28, 2005 and my bottom arch was bracketed/wired April 9, 2006 - a month earlier than expected woohoo! 8)

My problem is this darn 2nd molar crown :evil:

The first time a molar band was attempted on it, the assistant popped off my crown...not good...
My ortho then sent me off to my dentist w/ a note suggesting that I have that molar extracted, in my opinion mainly because the tooth annoyed him lol. But my dentist (also an ortho and unfortunately I didn’t find out before hand) said everything was a-ok and removal of the tooth would be unnecessary, in his dental/ortho opinion.

Anywho, my second go around w/ putting a band on that molar ended up great. The band went right on (this time the ortho placed it on personally) and I was good for another month…

However, this Monday all my bottom teeth (except for the last molars on either side) were bracketed and I thought everything would end up perfect. NOPE! As the assistant put in the archwire, I heard a cracking sound followed by the dreaded news: “Do you know your crown is really loose?!â€

Posted: Wed Apr 12, 2006 7:08 pm
by WiredNana
You might want to find out if they are using a permanent cement.....

I have a temporary ceramic crown but it is permanently cemented to handle the force of the braces....They would not touch me in braces till I had the 'ancient' stainless steel crown removed.....the temporary is really permanent, being it's a molar.

Posted: Thu Apr 13, 2006 8:49 pm
by rsprouse
Crowns are not meant to be removed time and time again. Unless your dentist used a temporary cement (not likely unless he was worried about having to perform endo) the crown should not come off. Ortho is applying extra force to the tooth and it is possible that the crown is either 1) not retentive enough to withstand ortho 2) recurrent decay and needs to be redone 3) Crown has failed 4) Crown does not fit ideally.

The bottom line is that it needs to be evaluated clinically by a dentist that you trust. Get it recemented and evaluated ASAP, nothing good will come from leaving it off.

Best,
Rory