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US 8,506,539 B2Granted
Eyelid margin wipes comprising chemical means for temperature adjustment
AssigneeOptometric Technology Group LTD.
InventorsMichel Guillon, Cecile Adrienne Maissa
Life of this patent
Estimating the term…
Abstract
An eyelid margin wipe comprising chemical means for adjusting the temperature of the wipe relative to the ambient temperature. The wipe is particularly useful for treatment of disorders of the eyelid or eyelid margin such as meibomian gland dysfunction.
Claims31
An eyelid margin wipe for treatment of disorders of an eyelid or eyelid margin comprising:
- at least two components adapted to change a temperature of the wipe from an ambient temperature upon reaction with each other to an elevated temperature range of from about 40° C. to about 55° C.;
- a water-impermeable container that prevents the at least two components from coming into contact with a closed eye when in use;
- a seal for keeping the at least two components separate until temperature change is initiated, wherein the elevated temperature range is reached within 2 minutes after the temperature change is initiated and is maintained for at least 5 minutes without causing damage to a delicate eye region;
- and at least one agent selected from the group consisting of cleansing agents and surfactant agents, wherein the wipe has a size of one human eye region.
1 more element
Dependencies are inferred from the claim text.