Re: Fibre Posts

On Tue, 5 Apr 2005 22:49:04 -0400, "NOYB" <NOYB@xxxxxxxx> wrote:

>
>"Dr. Steve" <drsteve@xxxxxxxxxxx> wrote in message
>news:tji651tiv3319qiolr7cvfnpdfiisbh58s@xxxxxxxxxx
>> On Tue, 05 Apr 2005 18:05:35 GMT, "Charlie Oster via MedKB.com"
>> <forum@xxxxxxxxx> wrote:
>>
>>>The fundamentals of restoring endodontically treated teeth are something
>>>we
>>>all know: conservation of tooth structure, adequate post length (if you
>>>use
>>>a post) good post fit, anti-rotation, ferrule. Most important element,
>>>from the viewpoint of longevity of the restoration, is ferrule.
>>>
>>>Which post material one uses is not very important, with the exception
>>>that
>>>there seems to be some evidence (there ain't much) showing that custom
>>>(not
>>>prefab) zirconia posts w/ceramic core might be a bad idea.
>>
>> Whoa!
>>
>> Dump the ferrule. It is responsible for most of the crowns which snap
>> off at the gingival crest
>
>But it prevents root fractures when there's a post.
>

No, it accelerates the fracture.
...
Stephen Mancuso, D.D.S.
Troy, Michigan, USA

I am writing on a Tablet-PC,so forgive me if the PC misreads my handwriting.
.