Drug supply system for CED (convection-enhanced delivery) catheter infusions
First Claim
1. A drug supply system for CED (convection-enhanced delivery) catheter infusions, comprising:
- a drug conducting system configured to provide a fluid seal between a drug to be administered and other fluids of the drug supply system, the drug conducting system includingi) a drug depot for storing the drug to be administered, andii) a catheter supply line coupled to said drug depot;
a conveying device configured to convey the drug from the drug depot into the catheter supply line; and
a conveying fluid conveying system arranged between the conveying device and the drug conducting system, said fluid conveying system connected to the drug depot via a drug displacement element, and connected to the conveying device,wherein the conveying fluid conveying system comprises a line system including a three-way distributor and/or a reflux valve arranged in the line system.
1 Assignment
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Accused Products
Abstract
A drug supply system for CED (convection-enhanced delivery) catheter infusions is provided, the system including a drug conducting system having a drug depot and a catheter supply line and a conveying device that provides for conveying the drug from the drug depot into the catheter supply line. The drug conducting system is a system that is closed to the outside in a fluidic seal The drug supply system further includes a conveying fluid conveying system arranged between the conveying device and the drug supply system and is connected to the conveying device and to the drug depot, via a drug displacement element, without fluid-drug contact.
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Citations
15 Claims
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1. A drug supply system for CED (convection-enhanced delivery) catheter infusions, comprising:
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a drug conducting system configured to provide a fluid seal between a drug to be administered and other fluids of the drug supply system, the drug conducting system including i) a drug depot for storing the drug to be administered, and ii) a catheter supply line coupled to said drug depot; a conveying device configured to convey the drug from the drug depot into the catheter supply line; and a conveying fluid conveying system arranged between the conveying device and the drug conducting system, said fluid conveying system connected to the drug depot via a drug displacement element, and connected to the conveying device, wherein the conveying fluid conveying system comprises a line system including a three-way distributor and/or a reflux valve arranged in the line system. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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Specification