US6296624B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Body access system
Assignee: Individual
•
Filing: 1998-11-14
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Granted: 2001-10-02
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Expires: 2018-11-14
Abstract
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.
Inventors
- 👤 Allen Gerber
- 👤 Lewis Gluck
- 👤 John G. Costa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:20
CPC Classifications
A; A61; A61B; A61B10/00; A61B10/0045; A61B2010/0077; A61M; A61M5/00; A61M5/178; A61M5/31; A61M5/32; A61M5/3205; A61M5/321; A61M5/322
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
120 words
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.
Claim 2
Dependent Claim
120 words
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.
Claim 3
Dependent Claim
15 words
The needle unit of claim 1 wherein said needle is permanently attached to said hub.
Claim 4
Dependent Claim
13 words
The needle unit of claim 1 wherein said stylet is a cutting stylet.
Claim 5
Dependent Claim
19 words
The needle unit of claim 1 wherein said stylet comprises a recess and said needle is a cutting needle.
Claim 6
Dependent Claim
22 words
The needle unit of claim 1 wherein said hub further comprises at least one port, each said port communicating with said chamber.
Claim 7
Dependent Claim
24 words
The needle unit of claim 1 wherein said stylet is tapered from the distal end of said sylet to the shaft of said stylet.
References Cited (Backward Citations)
US5466225A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2004-10-01 | 2005-04-02 | 2005-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2008-10-01 | 2009-04-02 | 2009-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2012-10-01 | 2013-04-02 | 2013-10-02 | $7700.00 | Window Closed / Lapsed |