| 发明名称 |
Device for removing a broken instrument, assisting instruments, and the method to retrieve a broken instrument from the root canal |
| 摘要 |
This invention provides a device for removing a broken piece left in the root canal of a tooth comprising a handle to be held by the operator, a portion for fastening the broken piece, and a trigger component for operating the fastening portion.
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| 申请公布号 |
US7080981(B2) |
申请公布日期 |
2006.07.25 |
| 申请号 |
US20020245527 |
申请日期 |
2002.09.17 |
| 申请人 |
TERAUCHI YOSHITSUGU |
发明人 |
TERAUCHI YOSHITSUGU |
| 分类号 |
A61C3/00;A61C5/02;A61C3/03 |
主分类号 |
A61C3/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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