Counter pressure device for ophthalmic drug delivery

Details Counter pressure device for ophthalmic drug delivery Counter pressure device for ophthalmic drug delivery

2008-07-22

2008-07-22

Zalukaeva, T. (Department: 3761)

Surgery

Means for introducing or removing material from body for...

Treating material applied to or removed from external...

C600S236000, C606S004000, C606S204250

Reexamination Certificate

active

07402156

ABSTRACT:
A counter pressure device for ophthalmic drug delivery. The device includes a handle and a head coupled to a distal end of the handle. The head comprises a curved, concave surface for contacting the conjunctiva and having a notch for removably receiving a cannula. The device minimizes or prevents drug reflux and facilitates drug placement during ophthalmic drug delivery.

REFERENCES:
patent: 313926 (1885-03-01), Deverall
patent: 4540408 (1985-09-01), Lloyd
patent: 6001386 (1999-12-01), Ashton et al.
patent: 6413245 (2002-07-01), Yaacobi et al.
patent: 2008/0081952 (2008-04-01), Josephberg

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