Screw retention system for use with a dental instrument
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United States of America Patent
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N/A
Issued Date -
Dec 13, 2007
app pub date -
Jun 5, 2006
filing date -
Jun 5, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A retention system connects a dental instrument to a dental component and maintains contact between them during installation of the latter in the oral cavity. The instrument includes a shaft having a shaped driver bit at one end. The dental component includes a head configured to be engaged by the driver bit, a shank that extending outwardly away from the head and a plurality of threads thereon. In a first embodiment, the system includes a clip that is frictionally engaged with the shaft of the instrument and snap fitted to the head of the dental component. In a second embodiment, the system includes a vacuum source operationally connected to a passageway in the dental instrument. A vacuum is generated at the driver bit tip which retains the dental component on the instrument.
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