Needle protector with releasably blocked needle protection part

解除可能にブロックされた針保護部を備える針保護装置

Abstract

【課題】注射装置に取り付けられる状態で提供され又は取り外し可能に取り付けられる針保護装置を提供する。 【解決手段】注射装置用の針保護装置において、針先端を備える注射針1と、注射針1がそこを超えて突出する針基部2、3と、針基部2、3と可動に接続され、また注射針1に重なり合う保護位置まで動くことができる針保護部7と、針保護部7及び針基部2、3の一方と接続され又は該一方と単一物として形成された第一のブロッキング機構11と、針保護部7及び針基部2、3の他方と接続され又は該他方と単一物として形成された第二のブロッキング機構12とを備え、針保護部7が保護位置にあるとき、ブロッキング機構11、12は、互いにブロッキング係合状態にあり、針保護部7が露出位置まで動くのをブロックし、ブロッキング係合状態は、非破壊的に解除することができる。 【選択図】図1
<P>PROBLEM TO BE SOLVED: To provide a needle protector which is provided in the state of being attachable to an injection apparatus or is detachably attached. <P>SOLUTION: The needle protector for the injection apparatus comprises: an injection needle 1 provided with a needle tip; needle base parts 2 and 3 over which the injection needle 1 is projected; a needle protection part 7 movably connected with the needle base parts 2 and 3 and movable to a protective position to be overlapped with the injection needle 1; a first blocking mechanism 11 connected with one of the needle protection part 7 and the needle base parts 2 and 3 or formed as a single object with the one; and a second blocking mechanism 12 connected with the other of the needle protection part 7 and the needle base parts 2 and 3 or formed as a single object with the other. When the needle protection part 7 is at the protective position, the blocking mechanisms 11 and 12 are mutually in a blocking engaged state and block the needle protection part 7 from moving to an exposing position, and the blocking engaged state can be nondestructively released. <P>COPYRIGHT: (C)2008,JPO&INPIT

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Patent Citations (1)

    Publication numberPublication dateAssigneeTitle
    US-5795336-AAugust 18, 1998Beech Medical Products, Inc.Automatic needle protector having features for facilitating assembly

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