Patent ID: 11865245
Assignee: ALCON INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 4:
5. An irrigation sleeve for an ophthalmic instrument, the irrigation sleeve comprising:
a proximal hub adapted to be coupled to a housing of the ophthalmic instrument; and
a distal tube adapted to fit around a working tip of the ophthalmic instrument, the distal tube having a longitudinal axis, a distal end, an end opening at the distal end of the distal tube adapted to fit around a distal end of the working tip projecting therethrough, and a side opening at the distal end of the distal tube proximate to the end opening;
wherein the irrigation sleeve further comprises at least one rib on an internal surface of the distal end of the distal tube of the irrigation sleeve, the at least one rib having a length parallel to a longitudinal length of the distal tube; and
wherein the length of the at least one rib corresponds with a dimension of the side opening of the distal tube.