Patent ID: 11963906
Assignee: TEARCLEAR CORP.
Field: Medical technology (Instruments)
Classification: CPC A  B | IPC A

Claim 0:
1. A method for delivering to an eye of a subject an ophthalmic formulation comprising an ophthalmic agent and a preservative, the method comprising:
providing a flow control device, wherein the flow control device comprises:
a reservoir comprising the ophthalmic formulation disposed therein,
a nozzle comprising an outlet, an interior volume comprising a polymeric matrix, and one or more nozzle apertures fluidically connecting the interior volume with the outlet,
a spring disposed between a reservoir interface and the nozzle, and
a bottle cap wherein movement of the bottle cap relative to the reservoir moves the nozzle relative to the reservoir interface;

passing the ophthalmic formulation through the polymeric matrix thereby selectively removing the preservative from the ophthalmic formulation; and
delivering a drop of the ophthalmic formulation to the eye of the subject.