Apparatus and method to access bone marrow
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United States of America Patent
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Apr 20, 2010
Grant Date -
Dec 4, 2003
app pub date -
May 30, 2003
filing date -
May 31, 2002
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An apparatus and method for penetrating bone marrow is provided. The apparatus may include a housing such as a handheld body, a penetrator assembly, a connector that releasably attaches the penetrator assembly to a drill shaft, a gear mechanism, a motor and a power supply and associated circuitry operable to power the motor. The penetrator assembly may include a removable inner trocar and an outer penetrator or needle. It may also include a grooved trocar that allows bone chips to be expelled as the apparatus is inserted into bone marrow. Various connectors are provided to attach the penetrator assembly to the drill shaft.
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