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US 5,348,550 AGranted
Drug vessel
AssigneeNissho Corporation
InventorsKoji Ikeda, Hitoshi Futagawa, Toshihiro Kikuchi
Life of this patent
Estimating the term…
Abstract
A drug vessel includes a vessel body with a narrow neck extending to an open end of a mouth portion thereof, and a stopper fitted in the open end. The stopper includes a stopper body of an elastomeric material with a through-hole passing through a central portion thereof along its center axis, and a closing body fitted into the through-hole of stopper body to block the through-hole.
Claims10
An intravenous drip infusion set comprising:
- a drug vessel containing a drug and being composed of a vessel body having a mouth at one end thereof, a stopper of an elastomeric material fitted in said mouth, said stopper comprising a stopper body having a through-hole passing therethrough, and a spherical closing body press-fitted in said through-hole, said vessel body being provided in a lower portion of its outer wall with a pair of recesses and including a hanger attached to said pair of recesses, said stopper having a bottom surface with a semispherical recess coaxial with said through-hole;
- and
- a fluid administration set separated from said drug vessel but adapted to be combined therewith just before use, said fluid administration set comprising a drip chamber having, at one end thereof, a flexible tube connected thereto and, at the ether end, a tubular connecting member adapted to be forced into said through-hole of said stopper to push the closing body into the vessel body just before use.
A drug vessel having a stopper fitted in an open end thereof, said stopper comprising:
- a stopper body of an elastomeric material with a longitudinal through-hole formed therein;
- a closing body removably fitted in said through-hole for selectively blocking said through-hole;
- and
- a retaining chamber integrally formed with said stopper body for receiving said closing body upon dislodgement thereof from said through-hole, said retaining chamber including a plurality of fluid apertures formed therein such that receipt of said closing body will not block fluid flow to said through-hole.
1 more element
Dependencies are inferred from the claim text.