Sterile syringe
AssigneeMillipore Corporation
InventorsLennart Myhrberg, Håkan Samuelsson
Life of this patent
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Abstract
A syringe for a fluid comprises a cylinder, a piston portion arranged in the cylinder and slidable on its inside, and an operating means connected to the piston portion for sliding thereof. The operating means projects from a first end of the cylinder and the cylinder has at a second end an inlet and outlet part for said fluid. Moreover a sealing means is connected in a contamination-free manner to the cylinder in the area of the first end thereof and extends into the cylinder to isolate, sealed against contamination, the inside of the cylinder from the environment.
Claims20
A syringe for taking up and discharging a fluid, comprising a cylinder, a piston portion slidably disposed in the cylinder, and an operating means connected to the piston portion for sliding thereof, the operating means projecting from a first end of the cylinder, the cylinder having an inlet and an outlet part for said fluid at a second end, wherein a sealing means is connected in a contamination-free manner to the cylinder in an area of the first end thereof and wherein the sealing means is of such a length that the sealing means may extend into the cylinder to an area of the second end of the cylinder and isolates the inside of the cylinder from the environment.
A syringe for taking up and discharging a fluid, comprising a cylinder, a piston portion slidably disposed in the cylinder, and an operating portion connected to the piston portion for sliding thereof, the operating portion projecting from a first end of the cylinder, the cylinder having an inlet and an outlet part for said fluid at a second end, wherein a sealing portion is connected in a contamination-free manner to the cylinder in the area of the first end thereof and wherein the sealing portion maintains the contamination-free connection to the cylinder when the piston portion is disposed at the second end of the cylinder and isolates the inside of the cylinder from the environment.
Dependencies are inferred from the claim text.