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2 results about "Collagen Punctal Plugs" patented technology
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A temporary punctal occlusion can be inserted and tried first. These are made of collagen and are dissolvable. This is to ascertain that permanent ones will not cause excessive tearing. Permanent punctal plugs are usually made of silicone.
Ophthalmic compositions and methods for sustained drug release
Embodiments of the disclosure provide ophthalmic compositions and methods of use thereof. The embodiments disclose ophthalmic compositions including devices such as a punctal plug. Some embodiments are directed to a method of preparing and using such devices. One embodiment provides a method of dissolving a hydrophilic polymer and an active pharmaceutical ingredient (API) in alcohol to form a hydrophilic polymer / API solution, where the API includes tacrolimus, spray drying the hydrophilic polymer / API solution to form a hydrophilic polymer / API mixture, mixing the hydrophilic polymer / API mixture with a binder to form an API paste, and curing the API paste to form a punctal plug, where the punctal plug is configured to release an effective amount of the API for a treatment period of 30 days to one year.
Owner:EXIMORE LTD
Catheter hub equipped with punctal plug, punctal plug insertion device including same, tube structure for manufacturing punctal plug, and tube structure tension device
The punctal plug insertion device of the present invention comprises: a catheter hub having a channel formed to contain a punctal plug; and a main body coupled to the catheter hub and including an external force application unit for applying an external force to the punctal plug contained in the catheter hub.
Owner:KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY