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US 5,348,060 AGranted
Drug vessel
AssigneeNissho Corporation
InventorsHitoshi Futagawa, Koji Ikeda, Toshihiro Kikuchi
Life of this patent
Estimating the term…
Abstract
A drug vessel suitable for aseptic mixing of a drug with a solvent or diluent and for parenteral administration of the resultant solution, which includes a cylindrical vessel body reduced in diameter at both sides thereof to form a narrow mouth portion at each end, and a seal member to be attached to each mouth portion of the vessel body for sealing the same.
Claims28
A drug vessel for use in combination with a solvent containers, comprising:
- a cylindrical vessel body having upper and lower mouth portions reduced in diameter, said lower mouth portion being provided on its outer periphery with a male screw thread for complementary engagement with a solvent container and a circumferential groove for receiving a sealing ring;
- upper and lower sealing members for closing said upper and lower mouth portions, said lower sealing member being provided in its lower end with a recess for engagement with a pushing rod of a solvent container;
- to prevent the lower sealing member from falling into the solvent container upon engagement of said vessel with said container;
- clamping means for retaining said upper sealing member within the vessel and for keeping said upper mouth portion in an aseptic condition;
- and
- a cap removably attached to said lower mouth for keeping said lower mouth portion in an aseptic condition.
3 more elements
A drug transfusion set comprising a drug vessel and a solvent container assembly adapted to be connected to said drug vessel,
- said drug vessel comprising a cylindrical vessel body having upper and lower mouth portions reduced in diameter, said lower mouth portion being provided on its outer periphery with a male screw thread for complementary engagement with a solvent container and having a circumferential groove for receiving a sealing ring, upper and lower sealing members for closing said upper and lower mouth portions, said lower sealing member being provided in its lower end with a recess for engagement with a pushing rod of a solvent container to prevent the lower sealing member from falling in the solvent container, clamping means for retaining said upper sealing member and for keeping said upper mouth portion in an aseptic condition, and a cap removably attached to said lower mouth for keeping said lower mouth portion in an aseptic condition,
- said solvent container comprising a closed end and an open end and a connecting member fixed to the open end of the container, the open end of said solvent container being closed by said connecting member.
Dependencies are inferred from the claim text.