Syringe system
First Claim
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1. An insulin injection system comprising a pen shaped syringe comprising a cartridge with insulin and an injection needle, wherein the needle is thinner than a G-29 needle and the cartridge contains an insulin type which may freely flow through a needle thinner than a G-29 needle.
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Abstract
An insulin injection system comprises a pen shaped syringe with a cartridge containing insulin, and an injection needle. The needle is a G30 needle and the insulin is a type which may freely flow through a G 30 needle. When the insulin is the type comprising suspended crystals the maximal dimension of any crystal is 15 μm.
100 Citations
14 Claims
- 1. An insulin injection system comprising a pen shaped syringe comprising a cartridge with insulin and an injection needle, wherein the needle is thinner than a G-29 needle and the cartridge contains an insulin type which may freely flow through a needle thinner than a G-29 needle.
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11. A needle assembly comprising:
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(a) a needle hub having a base and a standard insulin needle fitting for removably mounting said needle assembly on a pen-type insulin syringe having a standard mounting and which accepts cartridges containing only insulin types that may flow freely through a thinner than G-29 needle; and (b) a thinner than G-29 needle secured in said base and having first and second needle portions extending from said base in opposite directions. - View Dependent Claims (12, 13, 14)
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Specification