| 摘要 |
The invention relates to a protective device for an injection needle or infusion needle, comprising a needle holder at the proximal end of the needle, on whose shaft a protective element for the needle tip can be moved, said protective element being prevented, by an engagement device between the needle and the protective element, from being moved past the needle tip, and a grip part being provided between the protective element and the needle holder for the purpose of moving or securing the protective element.
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