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US 6,485,474 B1Granted
Closure arrangement for a disposable syringe
AssigneeSchott Glas
InventorsJochen Heinz, Michael Spallek
Life of this patent
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AssigneeSchott Glas
InventorsJochen Heinz, Michael Spallek
Estimating the term…
A cap of a closure arrangement of a prefilled disposable syringe is only removed in advance of utilizing the syringe. The disposable syringe has a syringe body (2, 3) and an injection needle (4) integrated in this body. The closure arrangement includes a stiff plastic cap (5) pushed onto the syringe head (2) and includes a lining (6) in the interior thereof which seals the needle tip. In another syringe type without integrated needle, a connecting cone of a conical connection is formed on the syringe body. The closure arrangement includes an elastomeric closure cap (tip-cap) seated on the connecting cone. The closure cap is covered by a stiff plastic cap connected to the syringe body. In both types of disposable syringes, the plastic cap is welded or cemented while forming a desired break location (7) with the syringe body (2, 3).
A closure arrangement for a prefillable disposable syringe made of plastic, the disposable syringe including a syringe body having a discharge end and an injection needle having a needle tip and said injection needle being fixedly connected to said discharge end, the closure arrangement comprising:
A closure arrangement for a prefillable disposable syringe made of plastic, the disposable syringe including a syringe body having a discharge end, the closure arrangement comprising:
Dependencies are inferred from the claim text.