We had a yard dog that had one. Due to cost and the chance to re-tear again (more vunerable), it was chosen not too. Dog lived to be 15 years with no trouble.
Check out this site:
http://www.tiggerpoz.com/
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CoonDawgs.com - A Site Designed for Coon Hunters
American Houndsmen - Vintage Hound Hunting
Coon Dog Cemetery - Key Underwood Coon Dog Memorial Graveyard
HuntingBassets.com - A site dedicated to hunting with Basset Hounds