SYRINGE ASSEMBLY, SYRINGE ASSEMBLY PACKAGING, AND PREFILLED SYRINGE
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United States of America Patent
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Issued Date -
Jan 17, 2019
app pub date -
Sep 17, 2018
filing date -
Sep 17, 2018
priority date (Note) -
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Abstract
A syringe assembly includes: a barrel with a puncture needle; and a cap that is mounted on the barrel and in which a tip of the puncture needle 6 is located. The cap includes: a seal cap that is made of an elastic material and that is water vapor permeable for autoclave sterilization; and a cylindrical cover member made of a thermoplastic plastic material that is harder than the seal cap. The cylindrical cover member and the seal cap are configured such that a force of engagement between the cylindrical cover member and the seal cap is increased by autoclave sterilization.
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