Biopsy needle assembly
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 23, 1996
Grant Date -
N/A
app pub date -
Jul 21, 1994
filing date -
Jul 21, 1994
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A bone marrow biopsy needle assembly includes an elongated tubular cannula having an axially extending lumen therethrough, and a cannula handle attached to the proximal end of the cannula, the cannula handle extending transversely to the axis of the cannula and having a cavity aligned with and open to the proximal end of the cannula. The handle is provided with a cover connected to the cannula by means of a living hinge. A stylet having a knob affixed to its proximal end which knob is sized to fit within the cavity with the stylet slidably received within the cannula lumen. The cavity is provided with projections that engage the knob to prevent relative rotation between the stylet and the cannula. A guide is provided to facilitate insertion of a stylet into the cannula for sample removal.
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Cited Art Landscape
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