Medical screw and method of installation
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Jun 1, 2004
Grant Date -
N/A
app pub date -
Aug 2, 2000
filing date -
Aug 2, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A medical screw includes a shaft having a threaded portion and a distal guiding tip for introducing the screw into a pre-drilled implantation site. The threaded portion of the medical screw has a first series of helical threads having a first diameter and a second series of helical threads interleaved with the first series of helical thread and having a second diameter, where the first diameter is different than the second diameter. In addition, the medical screw may have a counter-rotation channel configured to receive bone growth.
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