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US 2026/0232909 A1Published application
Carpule having collapsible chamber and use thereof
AssigneePharmaphdii, LLC
InventorMax Arocha
Life of this patent
Estimating the term…
Abstract
Described is a carpule capable of being used with a conventional cartridge syringe, the carpule having a reservoir for storing drug solution, a separate collapsible chamber for storing a buffer solution, and a mixing area or a discrete mixing chamber.
Claims20
A carpule for use with a cartridge syringe comprising:
- a primary reservoir for containing and storing drug solution, said reservoir bounded by a cylindrical or tubular carpule sidewall, a proximal end plug, and a distal sliding stopper or plunger,
- a discrete collapsible chamber disposed within the reservoir, for containing and storing a second solution separate and apart from the solution contained within the primary reservoir,
- wherein the collapsible chamber is disposed within the reservoir such that a mixing area is provided for receiving solutions expelled from the primary reservoir and collapsible chamber, and allowing mixing of the solutions before administration to a patient.
Dependencies are inferred from the claim text.