Treatment medium delivery device and methods for delivery of such treatment mediums to the eye using such a delivery device
DCFirst Claim
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1. A device comprising:
- a first portion configured for insertion into a punctum of a mammalian eye and retention by a single lacrimal canaliculus of the eye; and
a second portion retained on, in or otherwise supported by the first portion, the second portion including an at least partially encapsulating jacket or a coating, and being configured for carrying a treatment medium and releasing the treatment medium to the eye,wherein a surface of the second portion is shaped to rest upon, or be located exteriorly of, the punctum when the first portion is retained by the lacrimal canaliculus.
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Abstract
Featured are devices for delivering a treatment medium to an eye as well as methods related thereto. Such devices and methods allow a desired amount of the treatment medium to be delivered in a controllable manner over a predetermined time period. In particular embodiments, the delivery device is configured and arranged so the treatment medium is eluted from one portion of the delivery device and so that another portion thereof is removably secured within a natural opening or orifice in or proximal to the eye. In specific embodiments the another portion is configured and arranged so as to be removably secured within the natural opening comprising at least one punctum of an eye.
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Citations
33 Claims
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1. A device comprising:
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a first portion configured for insertion into a punctum of a mammalian eye and retention by a single lacrimal canaliculus of the eye; and a second portion retained on, in or otherwise supported by the first portion, the second portion including an at least partially encapsulating jacket or a coating, and being configured for carrying a treatment medium and releasing the treatment medium to the eye, wherein a surface of the second portion is shaped to rest upon, or be located exteriorly of, the punctum when the first portion is retained by the lacrimal canaliculus. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 33)
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15. A device comprising:
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a first portion configured for insertion into a punctum of a mammalian eye and retention by a single lacrimal canaliculus of the eye; a second portion retained on or in the first portion, the second portion including an at least partially encapsulating jacket or a coating; and a treatment medium carried by the second portion, wherein the second portion releases the treatment medium to the eye. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27)
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28. A method for treating an eye, the method comprising:
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providing a delivery device including a first portion, a second portion connected to or supported by the first portion, and a treatment medium carried by the second portion, wherein the second portion includes an at least partially encapsulating jacket or a coating and is configured to release the treatment medium to the eye; and inserting the first portion of the delivery device into a punctum of the eye such that the first portion is retained by a single lacrimal canaliculus of the eye and the second portion of the delivery device is adjacent to an external surface of the eye. - View Dependent Claims (29, 30, 31, 32)
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Specification