Surgery – Truss – Pad
Patent
1994-08-16
1996-02-13
Manuel, George
Surgery
Truss
Pad
A61B 812
Patent
active
054905214
ABSTRACT:
An echogenic medical needle is disclosed which comprises a tubular cannula body, a stylet received within the cannula body, and an echogenicity enhancement within the cannula for improved ultrasound imaging. Preferably, the echogenicity enhancement is on the stylet and comprises a series of annular grooves about the stylet.
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Davis Richard E.
McLellan Garey L.
Manuel George
Medtronic Inc.
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