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US 6,296,624 B1Granted
Body access system
OwnerAllen Gerber, Lewis Gluck +1inventors
InventorsAllen Gerber, Lewis Gluck, John G. Costa
Life of this patent
Estimating the term…
Abstract
A Body Access System for the collection of samples and the administration of fluids comprising means to prevent complete withdrawal of a needle stylet, means to dispose of needles and needle stylets provides for limited exposure to samples collected, needle sticks and stylet sticks.
Claims6
A needle unit comprising a hollow needle, a hub and a stylet,
- said hollow needle comprising a lumen,
- said hollow needle being attached to said hub,
- said hub comprising a distal end, a proximal end, and a chamber,
- said needle being attached to said hub at said distal end of said hub,
- said proximal end comprising an aperture,
- said stylet having a distal end and a shaft,
- said distal end of said stylet being broader than said aperture,
- said aperture comprising cross-sectional dimensions that permit the passage of said shaft, and that prevent the passage of said distal end of said stylet, and that provide a sufficiently snug fit with said stylet to limit leakage of fluid through said aperature.
5 more elements
Dependencies are inferred from the claim text.