A percutaneous medication device and a needle formation used for the device
A percutaneous medication device, comprising a syringe 6 to be filled with medical liquid and a needle formation 1 attached to a leading-end of the syringe 6 is provided. The needle formation 1 comprises a needle formation body 10, from the surface of which a needle 11 projects and a cover portion 2...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | A percutaneous medication device, comprising a syringe 6 to be filled with medical liquid and a needle formation 1 attached to a leading-end of the syringe 6 is provided. The needle formation 1 comprises a needle formation body 10, from the surface of which a needle 11 projects and a cover portion 24 covers a leading-end of the needle formation body 10. The needle 11 is inserted into a through-hole 16 formed at the leading-end of the needle formation body 10 and fixed by a fixation member 18. The needle formation body 10 is mated to the cover portion 24, a space 30 is formed between an inner surface of the cover portion 24 and the leading-end of the needle formation body 10, and the needle 11 projects from the leading-end surface of the cover portion 24 through a needle insertion hole 32 formed at the leading-end of the cover portion 24. |
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