Fluid dispenser sterilization using exogenic absorbers
AssigneeTwenty Twenty Therapeutics LLC
InventorTimothy Stowe
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Abstract
A sterilizing fluid dispenser cartridge is described. The cartridge includes a reservoir configured to retain an aqueous fluid comprising an exogenic sterilizing light absorber; a dispensing head comprising a nozzle; and a polymeric nozzle cover movably coupled to the dispensing head. At least a region of the fluid dispenser cartridge is partially transparent. The fluid dispenser cartridge can be used as part of a fluid dispensing system, and methods of administering a sterilized aqueous fluid are also described.
Claims22
A fluid dispenser cartridge, comprising:
- a chamber providing a reservoir configured to retain an aqueous fluid comprising an exogenic sterilizing light absorber;
- a dispensing head comprising a nozzle;
- and
- a polymeric nozzle cover movably coupled to the dispensing head,
- wherein at least a region of the fluid dispenser cartridge is partially transparent.
A fluid dispensing system, comprising:
- A fluid dispenser cartridge comprising:
- a chamber providing a reservoir configured to retain an aqueous fluid comprising:
- an exogenic sterilizing light absorber;
- a dispensing head comprising a nozzle;
- and
- a polymeric nozzle cover movably coupled to the dispensing head,
- wherein at least a region of the fluid dispenser cartridge is partially transparent;
- an applicator configured to releasably retain the fluid dispenser cartridge, the applicator comprising:
- a first opening configured to receive the fluid cartridge;
- and
- a second opening positioned adjacent the nozzle of the fluid cartridge when the fluid cartridge is disposed within the first opening;
- and
- a sterilizing light assembly positioned to illuminate the partially transparent region of the fluid dispenser cartridge with UVA light.
A method of administering a sterilized aqueous fluid is provided, comprising:
- exposing the nozzle of an aqueous fluid dispenser cartridge, wherein the aqueous fluid dispenser cartridge comprises a chamber providing a reservoir configured to retain an aqueous fluid comprising an exogenic sterilizing light absorber;
- a dispensing head comprising a nozzle;
- and a polymeric nozzle cover movably coupled to the dispensing head,
- wherein at least a region of the fluid dispenser cartridge is partially transparent;
- illuminating the partially transparent region of the fluid dispenser cartridge with UVA light;
- and
- administering a portion of aqueous fluid from the aqueous fluid dispenser cartridge to subject.
Dependencies are inferred from the claim text.