Comfortable ophthalmic device and methods of its production
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G02C-007/04
A61L-012/04
A61L-012/08
A61L-027/34
A61L-027/50
A61L-027/54
B29D-011/00
G02B-001/04
G02C-013/00
출원번호
US-0196006
(2014-03-04)
등록번호
US-9395559
(2016-07-19)
발명자
/ 주소
McCabe, Kevin P.
Steffen, Robert B.
Aguilar, Hélène
Martin, W. Anthony
Neadle, Susan W.
Meyers, Ann-Marie Wong
Vanderlaan, Douglas G.
Gourd, Dominic P.
Canavan, Kristy L.
Hill, Gregory A.
출원인 / 주소
Johnson & Johnson Vision Care, Inc.
인용정보
피인용 횟수 :
0인용 특허 :
142
초록
This invention relates to comfortable ophthalmic devices and methods of producing such devices by treating said ophthalmic lens with a wetting agent and packaging solution.
대표청구항▼
1. A method of producing an ophthalmic lens comprising, (a) polymerizing an ophthalmic lens formulation to form a polymerized ophthalmic lens; (b) treating said polymerized ophthalmic lens with a solution comprising about 200 to about 1000 ppm of at least one wetting agent selected from the group co
1. A method of producing an ophthalmic lens comprising, (a) polymerizing an ophthalmic lens formulation to form a polymerized ophthalmic lens; (b) treating said polymerized ophthalmic lens with a solution comprising about 200 to about 1000 ppm of at least one wetting agent selected from the group consisting of polyvinylpyrrolidone, graft co-polymers of polyvinylpyrrolidone, and co-polymers of polyvinylpyrrolidone each having a K value between about K-60 to about K-120; and (b) heating said polymerized ophthalmic lens and solution to a temperature of at least about 50° C. to about 150° C.; and the ophthalmic lens formulation does not comprise said wetting agent prior to its polymerization. 2. The method of claim 1 wherein the solution comprises deionized water, or saline solution. 3. The method of claim 1 wherein the solution comprises about 1870 ppm to about 18,700 ppm sodium borate. 4. The method of claim 1 wherein the solution comprises about 3700 ppm sodium borate. 5. The method of claim 1 wherein the K-value of each of said at least one wetting agent is about K-85 to about K-95. 6. The method of claim 1 wherein the K-value of each of said at least one wetting agent is about K-90. 7. The method of claim 1 wherein treating comprises heating the polymerized ophthalmic lens in a solution comprising said at least one wetting agent each having a K-value of about K-85 to about K-95 at a temperature of greater than about 80° C. 8. The method of claim 1 wherein treating comprises heating the polymerized ophthalmic lens in a solution comprising said at least one wetting agent each having a K-value of about K-85 to about K-95 at a temperature of greater than about 120° C. 9. The method of claim 1 wherein the concentration of wetting agent in the solution is less than about 500 ppm. 10. The method of claim 1 wherein the concentration of wetting agent in the solution is about 300 ppm to about 500 ppm. 11. The method of claim 1 wherein the polymerized ophthalmic lens is heated at about 124° C. for about 18 minutes and with said at least one wetting agent each having a K-value of about K-90 at a concentration of about 400 to about 440 ppm. 12. The method of claim 1 wherein the polymerized ophthalmic lens is heated at about 121° C. for about 30 minutes and with said at least one wetting agent each having a K-value of about K-90 at a concentration of about 300 to about 400 ppm. 13. The method of claim 1 wherein the treating step is conducted in an individual sealed contact lens package. 14. The method of claim 10 wherein the treating step is conducted in an individual sealed contact lens package. 15. The method of claim 11 wherein the treating step is conducted in an individual sealed contact lens package. 16. The method of claim 1 wherein the ophthalmic lens is selected from the group consisting of acofilcon A, alofilcon A, alphafilcon A, amifilcon A, astifilcon A, atalafilcon A, balafilcon A, bisfilcon A, bufilcon A, comfilcon, crofilcon A, cyclofilcon A, darfilcon A, deltafilcon A, deltafilcon B, dimefilcon A, drooxifilcon A, epsifilcon A, esterifilcon A, etafilcon A, focofilcon A, genfilcon A, govafilcon A, hefilcon A, hefilcon B, hefilcon D, hilafilcon A, hilafilcon B, hioxifilcon B, hioxifilcon C, hixoifilcon A, hydrofilcon A, lenefilcon A, licryfilcon A, licryfilcon B, lidofilcon A, lidofilcon B, lotrafilcon A, lotrafilcon B, mafilcon A, mesifilcon A, methafilcon B, mipafilcon A, nelfilcon A, netrafilcon A, ocufilcon A, ocufilcon B, ocufilcon C, ocufilcon D, ocufilcon E, ofilcon A, omafilcon A, oxyfilcon A, pentafilcon A, perfilcon A, pevafilcon A, phemfilcon A, polymacon, silafilcon A, siloxyfilcon A, tefilcon A, tetrafilcon A, trifilcon A, and xylofilcon A. 17. The method of claim 7 wherein the ophthalmic lens is selected from the group consisting of acofilcon A, alofilcon A, alphafilcon A, amifilcon A, astifilcon A, atalafilcon A, balafilcon A, bisfilcon A, bufilcon A, comfilcon, crofilcon A, cyclofilcon A, darfilcon A, deltafilcon A, deltafilcon B, dimefilcon A, drooxifilcon A, epsifilcon A, esterifilcon A, etafilcon A, focofilcon A, genfilcon A, govafilcon A, hefilcon A, hefilcon B, hefilcon D, hilafilcon A, hilafilcon B, hioxifilcon B, hioxifilcon C, hixoifilcon A, hydrofilcon A, lenefilcon A, licryfilcon A, licryfilcon B, lidofilcon A, lidofilcon B, lotrafilcon A, lotrafilcon B, mafilcon A, mesifilcon A, methafilcon B, mipafilcon A, nelfilcon A, netrafilcon A, ocufilcon A, ocufilcon B, ocufilcon C, ocufilcon D, ocufilcon E, ofilcon A, omafilcon A, oxyfilcon A, pentafilcon A, perfilcon A, pevafilcon A, phemfilcon A, polymacon, silafilcon A, siloxyfilcon A, tefilcon A, tetrafilcon A, trifilcon A, and xylofilcon A. 18. The method of claim 1 wherein the ophthalmic lens is selected from the group consisting of genfilcon A, lenefilcon A, lotrafilcon A, lotrafilcon B, balafilcon A, comfilcon, etafilcon A, nelfilcon A, hilafilcon, and polymacon. 19. The method of claim 7 wherein the ophthalmic lens is selected from the group consisting of genfilcon A, lenefilcon A, lotrafilcon A, lotrafilcon B, balafilcon A, comfilcon, etafilcon A, nelfilcon A, hilafilcon, and polymacon. 20. The method of claim 1 wherein the ophthalmic lens is selected from the group consisting of etafilcon A, nelfilcon A, hilafilcon, and polymacon. 21. The method of claim 7 wherein the ophthalmic lens is selected from the group consisting of etafilcon A, nelfilcon A, hilafilcon, and polymacon. 22. The method of claim 1 wherein the ophthalmic lens is selected from the group consisting of etafilcon A. 23. The method of claim 7 wherein the ophthalmic lens is selected from the group consisting of etafilcon A. 24. The method of claim 11 wherein the ophthalmic lens is an etafilcon A contact lens. 25. The method of claim 1 wherein the polymerized ophthalmic lens is an un-hydrated polymerized ophthalmic lens. 26. The method of claim 25 wherein treating comprises contacting the un-hydrated polymerized ophthalmic lens with a packaging solution that comprises about 1870 ppm to about 18,700 ppm sodium borate. 27. The method of claim 25 wherein the treating further comprises heating the un-hydrated polymerized ophthalmic lens and packaging solution to a temperature of at least about 50° C. to about 100° C. 28. The method of claim 26 wherein the packaging solution further comprises deionized water, or saline solution. 29. The method of claim 25 wherein the wetting agent is polyvinylpyrrolidone. 30. The method of claim 25 wherein the K-value of the polyvinylpyrrolidone is about K-60 to about K-90. 31. The method of claim 26, further comprising a second step of heating the un-hydrated polymerized ophthalmic lens of claim 26 with a second portion of packaging solution comprising a second wetting agent. 32. The method of claim 31 wherein the wetting agent is polyvinylpyrrolidone having a K-value of about K-60 and the second wetting agent is polyvinylpyrrolidone having a K-value of about K-90. 33. The method of claim 31 wherein the wetting agent is polyvinylpyrrolidone having a K-value of about K-90 and the second wetting agent is polyvinylpyrrolidone having a K-value of about K-90. 34. A contact lens formed from any one of the preceding method claims.
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이 특허에 인용된 특허 (142)
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