Surgery – Truss – Pad
Patent
1979-10-26
1982-02-09
Thaler, Michael H.
Surgery
Truss
Pad
128754, A61B 1000
Patent
active
043145655
ABSTRACT:
A bone marrow biopsy and aspiration needle unit is disclosed. The unit includes a holding device, with a longitudinal bore therethrough, comprising a collect chuck and handle grips, a replaceable cannula to be interlockably mounted in the holding means, with the cannula's lumen in alignment with the longitudinal bore, and an elongated stylet releaseably mounted in the aligned bores. When the needle unit is also to be used for aspiration, a second cannula of a diameter less than the first cannula is inserted through the aligned bores in the holding device and the first cannula.
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