Patent ID: 11947192
Assignee: COOPERVISION INTERNATIONAL LIMITED
Field: Other special machines (Mechanical engineering)
Classification: CPC G  B | IPC G

Claim 0:
1. A contact lens comprising:
a) a bulk polymer material defined by a front surface, a back surface, and a circumferential edge; and
b) at least one microchannel embedded within the bulk polymer material having a first opening located within 1.5 mm of the circumferential edge, and a second opening on the front surface or the back surface and located more than 2 mm away from the circumferential edge, wherein
when worn, the at least one microchannel transports liquid from a lower tear meniscus of an eye through the contact lens bulk to a location on the front surface or the back surface of the contact lens that is not in contact with the lower tear meniscus.