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US 6,786,891 B2Granted
Indwelling needle
AssigneeNipro Corporation
InventorKatsuhiro Hiejima
Life of this patent
Estimating the term…
Abstract
An indwelling needle of the present invention comprises a flexible cover needle, a fixing wing externally fitted and fixed on a distal end of the cover needle, a cover needle hub mounted on a proximal end of the cover needle, an inner needle which is removably inserted through the cover needle and the cover needle hub and the distal end of which projects forwards from the cover needle, and a protecting tube for preventing kink of the cover needle which is externally fitted between the fixing wing and the cover needle hub on the cover needle.
Claims5
An indwelling needle comprising
- a) a flexible and elongated cover needle made of plastic tubing,
- b) a fixing wing externally fitted and fixed on a distal end of the cover needle,
- c) a cover needle hub mounted on a proximal end of the cover needle,
- d) an inner needle which is detachably situated in the cover needle and the cover needle hub and the distal end of which projects forwards from the cover needle, and
- e) a protecting tube for preventing kink of a portion of the cover needle and which is externally fitted on the cover needle between the fixing wing and the cover needle hub.
2 more elements
Dependencies are inferred from the claim text.