发明名称 |
DENTALKOPFEINHEIT ZUR MESSUNG DER WURZELKANALLÄNGE UND HALTERUNG MIT ELEKTRISCHEM KONTAKT DAFÜR |
摘要 |
The present invention relates to a dental head unit capable of measuring a root canal length of a patient. The head unit includes a head section having a sleeve rotatably supported therein for detachably holding a cutting tool therein, a neck section extending proximally from the head section and having a proximal end for connecting to a handpiece body, a contact capable of detachably contacting the cutting tool for providing electric connection to the cutting tool when in contact, and a contact holder fixed to a proximal end of the contact and axially slidable with respect to the neck section. The contact holder has a lead attachment to which a lead for electrically connecting the contact to a root canal length measuring device is detachably attached. The present invention also relates to a contact holder assembly including the contact and the contact holder. <IMAGE> |
申请公布号 |
AT326193(T) |
申请公布日期 |
2006.06.15 |
申请号 |
AT20030020880T |
申请日期 |
2003.09.15 |
申请人 |
NAKANISHI INC. |
发明人 |
NAKANISHI, EIICHI;MIZUNUMA, MASANORI |
分类号 |
A61C3/02;A61C1/14;A61C5/02;A61C19/04 |
主分类号 |
A61C3/02 |
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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