Injection Needle
First Claim
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1. An injection needle for introducing a product into a human or animal body, said injection needle comprising:
- a) a distal needle portion with a needle tip, and b) a proximal needle portion, wherein c) the portions are formed along the injection needle such that the proximal needle portion has to be pushed into the skin for introducing the product, and wherein d) the distal needle portion has a greater flexural rigidity than the proximal needle portion.
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Abstract
An injection needle for introducing a product into a human or animal body, the needle including a distal needle section with a needle point and a proximal needle section, both sections formed along the injection needle such that the proximal needle section must penetrate the skin to introduce the product, the distal needle section having greater flexural rigidity than the proximal needle section.
63 Citations
25 Claims
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1. An injection needle for introducing a product into a human or animal body, said injection needle comprising:
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a) a distal needle portion with a needle tip, and b) a proximal needle portion, wherein c) the portions are formed along the injection needle such that the proximal needle portion has to be pushed into the skin for introducing the product, and wherein d) the distal needle portion has a greater flexural rigidity than the proximal needle portion. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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21. An injection needle assembly comprising:
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a) an injection needle comprising a distal needle portion with a needle tip and a proximal needle portion, wherein the portions are formed along the injection needle such that the proximal needle portion has to be pushed into the skin for introducing the product, and wherein the distal needle portion has a greater flexural rigidity than the proximal needle portion, and b) a needle guide which can be placed on a body tissue and axially stabilizes the injection needle against bending and buckling. - View Dependent Claims (22, 23, 24)
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25. An injection needle for introducing a substance into a human or animal body, the needle comprising a first needle section and a second needle section, wherein the second needle section must penetrate the skin of the body to introduce the substance, the first needle section having greater flexural rigidity than the second needle section.
Specification