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Peter A Orgain: Safety sheath for needles, sharp instruments and tools. Cesari and McKeanna, February 23, 1993: US05188611 (131 worldwide citation)

A reusable arrangement to protect against accidental contact with the sharp surfaces of needles and other invasive medical instruments. In one embodiment, the invention comprises a collar that engages a sharp surgical instrument in advance of its sharp end. Attached to the collar by means of a hinge ...


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Orgain Peter A, Orgain Nathan G: Safety sheath for needles, sharp instruments and tools. Syntuition Incorporated, CESARI AND McKENNA, December 12, 1991: WO/1991/018635

A reusable arrangement to protect against accidental contact with the surfaces of needles and other invasive medical instruments. In one embodiment, the invention comprises a collar that engages a sharp surgical instrument in advance of its sharp end. Attached to the collar by means of a flexible hi ...


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