Nasolacrimal drainage system implants for drug therapy
CAFCFirst Claim
Patent Images
1. A drug delivery system for insertion into a lacrimal canaliculus of a patient, comprising:
- a therapeutic agent, a distinguishing color to show placement of the system in the lacrimal canaliculus of the patient and a body of material to hold the therapeutic agent wherein the body of material comprises hydrogel polymers and wherein the body of material is a cylindrical rod.
0 Assignments
1 Petition
Accused Products
Abstract
An implant for insertion through a punctum and into a canalicular lumen of a patient. The implant includes a matrix of material, a therapeutic agent dispersed in the matrix of material, a sheath disposed over a portion of the matrix of material and configured to inhibit the therapeutic agent from being released from the matrix of material into the canalicular lumen and to allow the therapeutic agent to be released from a surface of the matrix of material to a tear film, and a retention structure configured to retain the implant within the canalicular lumen.
-
Citations
23 Claims
-
1. A drug delivery system for insertion into a lacrimal canaliculus of a patient, comprising:
a therapeutic agent, a distinguishing color to show placement of the system in the lacrimal canaliculus of the patient and a body of material to hold the therapeutic agent wherein the body of material comprises hydrogel polymers and wherein the body of material is a cylindrical rod. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
-
11. A drug delivery system for insertion into a lacrimal canaliculus of a patient, consisting essential of:
a therapeutic agent, a hydrogel body of material to hold the therapeutic agent and a distinguishing color to show placement of the system in the lacrimal canaliculus of the patient, wherein the body of material is a cylindrical rod and swells when placed in the lacrimal canaliculus of the patient. - View Dependent Claims (12, 13, 14, 15, 16, 17)
-
18. A drug delivery system for insertion into a lacrimal canaliculus of a patient, comprising:
-
a therapeutic agent selected from an anti-glaucoma agent, a corticosteroid an anti-microbial agent, an anti-allergy agent or a non-steroidal anti-inflammatory agent; a body of material to hold the therapeutic agent wherein the body of material comprises hydrogel polymers and wherein the body of material is a cylindrical rod; and
,a distinguishing color to show placement of the system in the lacrimal canaliculus of the patient. - View Dependent Claims (19, 20, 21, 22, 23)
-
Specification