Patent ID: 9549845
Date: 2017-01-24
CPC Classifications: A61B,A61F

Claim:
1. A delivery device for delivering an ocular implant into an eye, the delivery device comprising: a proximal handle portion; a distal delivery portion coupled to a distal end of the handle portion and configured to releasably hold an ocular implant, the delivery portion comprising a sheath positioned axially over a guidewire; and wherein the guidewire comprises a first metering system at a distal end of the guidewire, the first metering system being set proximally back from a distal tip of the guidewire such that the first metering system includes a blank band at a distal tip of the guidewire, the blank band having a width that corresponds to a width of a proximal end of the implant that is to remain within an anterior chamber of the eye and outside a dissected tissue region of the eye when the implant is implanted in the eye; and the sheath comprises a second metering system at a distal end of the sheath, the first and second metering systems having corresponding graduated markings that assist visual guidance regarding depth of advancement of an implant positioned on the guidewire into an anatomic region of the eye, and wherein the second metering system does not include a blank band such that a distal end of the second metering system is immediately adjacent a proximal end of the implant when the implant is positioned on the guidewire.