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US5084032A Expired / Lapsed US ⏱️ 0.0 years remaining

Method for using a protective sheath in an intravenous assembly

Assignee: Individual
•
Filing: 1990-04-16
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Granted: 1992-01-28
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Expires: 2010-04-16
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Abstract

Abstract A method of using a protective apparatus with an intravenous system and especially an implanted intravenous needle assembly or a Y-junction of a piggy back intravenous system. The protective apparatus includes a protective sheath having an open end and a second end suitable for connection with a fluid introduction source. The sheath includes a slot along its lowest surface and can include a needle extending within a hollow interior defined by the sheath. The sheath features two curved runner sections or a pair of wing-shaped runners which extend from a channel section defining a portion of the slot. The curved runner sections and wing-shaped runners allow for easy insertion of a needle into a taped receptive port of an implanted intravenous needle assembly. An alternate embodiment features two slits with or without an additional channel/elongated aperture combination. The two slits allow for easy insertion of a needle into a taped receptive port while the channel/elongated aperture combination allows for use of the protective sheath with a Y-junction of an intravenous system. An additional embodiment features a needle assembly with protective guard that can be easily connected within the interior of the protective sheath.

Inventors

  • 👤 Elliot Kornberg
  • 👤 William R. Tarello

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 01:22
CPC Classifications
A; A61; A61M; A61M39/00; A61M39/10; A61M39/14; A61M2039/1027; A61M2039/1066

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 132 words
A method for avoiding needle sticks during insertion of a needle into and removal of needle out of an implanted intravenous assembly, comprising: aligning a protective sheath having a pair of slits formed therein such that a needle covered by said protective sheath is generally centered with respect to a reception port forming part of the implanted intravenous assembly, aligning the slits formed in said protective sheath with a tape strip holding down the implanted intravenous assembly such that said slits are adapted to receive the tape strip therein; forcing said protective sheath forward so as to have the reception port positioned within a hollow interior of said protective sheath, the needle extending into the reception port, and the tape strip retained within said pair of slits formed in said protective sheath.
Claim 2
Independent Claim 132 words
A method for avoiding needle sticks during insertion of a needle into and removal of needle out of an implanted intravenous assembly, comprising: aligning a protective sheath having a pair of slits formed therein such that a needle covered by said protective sheath is generally centered with respect to a reception port forming part of the implanted intravenous assembly, aligning the slits formed in said protective sheath with a tape strip holding down the implanted intravenous assembly such that said slits are adapted to receive the tape strip therein; forcing said protective sheath forward so as to have the reception port positioned within a hollow interior of said protective sheath, the needle extending into the reception port, and the tape strip retained within said pair of slits formed in said protective sheath.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1995-01-27 1995-07-29 1996-01-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1999-01-27 1999-07-29 2000-01-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2003-01-27 2003-07-29 2004-01-28 $7700.00 Window Closed / Lapsed

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