Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Patent
1988-06-28
1991-10-01
Rosenbaum, C. Fred
Surgery
Means for introducing or removing material from body for...
Treating material introduced into or removed from body...
604110, 604263, 604192, 128919, 128763, A61M 532
Patent
active
050530186
ABSTRACT:
A safety syringe including a needle shield which is movable between a retracted position wherein protected. The needle shield is also rotatable in either direction from the releasable extended position to a locked and extended position. A collar having a plurality of protrusions and locking slots thereon is mounted on the distal end of the syringe to interact with a plurality of elongate keys which extend inwardly from the interior surface of the needle shield.
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Ranford Alan B.
Talonn Daniel A.
Allison Richard D.
Beck Andrew J.
Polutta Mark O.
Rosenbaum C. Fred
Sherwood Medical Company
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