Disposable safety needle sheath
First Claim
1. A disposable safety needle sheath for disposal of a used or otherwise unsanitary needle, comprising:
- sleeve means closed at one end thereof and open at the opposite end thereof;
needle locking threads within said sleeve means to tightly engage the associated structure of an inserted needle and to effectively prevent a needle inserted into said sleeve means from being readily removed therefrom; and
needle receiving means communicating with the open end of said sleeve means for guiding a needle inserted therein towards the open end of said sleeve means.
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Accused Products
Abstract
A disposable safety needle sheath (10) has a funnel shaped receiving end (16) to protect the user'"'"'s hand and guide a used needle into a sleeve (12). Retaining means (28, 30, 50, 58) engage an inserted needle and a cap (18) seals the needle sheath after the used needle has been inserted and disengaged from a syringe (36). In the preferred embodiments of the invention, the retaining means (50, 58) fixedly engage the associated needle hub structure of an inserted needle, a cap (18) is mounted by a hinge to the receiving end (16), and locking means comprised of continuous annular ridge (32) and continuous annular groove (34) is provided to prevent the cap from being opened after closing.
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Citations
25 Claims
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1. A disposable safety needle sheath for disposal of a used or otherwise unsanitary needle, comprising:
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sleeve means closed at one end thereof and open at the opposite end thereof; needle locking threads within said sleeve means to tightly engage the associated structure of an inserted needle and to effectively prevent a needle inserted into said sleeve means from being readily removed therefrom; and needle receiving means communicating with the open end of said sleeve means for guiding a needle inserted therein towards the open end of said sleeve means. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 19, 20, 23)
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13. The disposable safety needle sheath according to calim 10 wherein said funnel-shaped needle receiving means has a wide aperture at least twice the diameter of a syringe tip.
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14. A disposable safety needle sheath for disposal of a used or otherwise unsanitary needle, comprising:
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sleeve means closed at one end thereof and open at the opposite end thereof for receiving a needle inserted therein; needle retaining means within said sleeve means for grasping and holding a needle inserted into said sleeve means, said needle retaining means including one or more relatively stiff needle hub gripping arms extending from the inner wall of said sleeve toward the axis of said sleeve and inclined toward the closed end of said sleeve to effectively prevent a needle inserted into said sleeve from being readily removed therefrom; wide aperture needle receiving means communicating with the open end of said sleeve means for guiding a needle inserted into the sheath towards the open end of said sleeve means. - View Dependent Claims (15, 16, 17, 18, 22, 24, 25)
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21. A disposable safety needle sheath for disposal of a used or otherwise unsanitary needle, comprising:
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sleeve means closed at one end thereof and open at the opposite end thereof for receiving a needle inserted therein; needle retaining means within said sleeve means for grasping and holding a needle inserted into said sleeve means, said needle retaining means including needle gripping pins extending from the inner wall of said sleeve toward the sleeve axis and angled toward said closed end of said sleeve, and wide aperture needle receiving means communicating with the open end of said sleeve means for guiding a needle inserted into the sheath towards the open end of said sleeve means.
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Specification