BRPI0607430B1 - Dispositivo oftálmico confortável e métodos de sua produção - Google Patents
Dispositivo oftálmico confortável e métodos de sua produção Download PDFInfo
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- BRPI0607430B1 BRPI0607430B1 BRPI0607430-8A BRPI0607430A BRPI0607430B1 BR PI0607430 B1 BRPI0607430 B1 BR PI0607430B1 BR PI0607430 A BRPI0607430 A BR PI0607430A BR PI0607430 B1 BRPI0607430 B1 BR PI0607430B1
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- G—PHYSICS
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- G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
- G02B1/041—Lenses
- G02B1/043—Contact lenses
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- G—PHYSICS
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- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
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- A61L12/00—Methods or apparatus for disinfecting or sterilising contact lenses; Accessories therefor
- A61L12/02—Methods or apparatus for disinfecting or sterilising contact lenses; Accessories therefor using physical phenomena, e.g. electricity, ultrasonics or ultrafiltration
- A61L12/04—Heat
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L12/00—Methods or apparatus for disinfecting or sterilising contact lenses; Accessories therefor
- A61L12/08—Methods or apparatus for disinfecting or sterilising contact lenses; Accessories therefor using chemical substances
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/28—Materials for coating prostheses
- A61L27/34—Macromolecular materials
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
- A61L27/54—Biologically active materials, e.g. therapeutic substances
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00009—Production of simple or compound lenses
- B29D11/00038—Production of contact lenses
- B29D11/00067—Hydrating contact lenses
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
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- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C13/00—Assembling; Repairing; Cleaning
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- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/02—Lenses; Lens systems ; Methods of designing lenses
- G02C7/04—Contact lenses for the eyes
- G02C7/049—Contact lenses having special fitting or structural features achieved by special materials or material structures
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/40—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a specific therapeutic activity or mode of action
- A61L2300/452—Lubricants
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2039/00—Use of polymers with unsaturated aliphatic radicals and with a nitrogen or a heterocyclic ring containing nitrogen in a side chain or derivatives thereof as moulding material
- B29K2039/06—Polymers of N-vinyl-pyrrolidones
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- Chemical Kinetics & Catalysis (AREA)
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Abstract
Description
N° de Amostra | -- Tipo de PVP | I Cone, (ppm) | mg de PVP em lentes |
Controle | Nenhum | Nenhuma | Nenhuma |
1 | K-12 | 3000 | 0,24 (0,01) |
2 | K-12 | 20,000 | 1,02 (0,01) |
3 | K-30 | 1500 | 1,39 (0,05) |
4 | K-30 | 2000 | 1,50(0,01) |
5 | K-60 | 1000 | 0,56 (0,00) |
6 | K-60 | 1500 | 0,85 (0,02) |
7 | K-60 | 2500 | 1,02 (0,03) |
8 | K-90 | 250 | 0,10(0,00) |
9 | K-90 | 500 | 0,14(0,00) |
10 | K-90 | 1000 | 0,2 (0,01) |
11 | K-90 | 2500 | 0,25 (0,02) |
12 | K-120 | 500 | 0,07 (0,00) |
Linha de referência | Alteração da linha de referência de amostra após um mês sob armazenagem a 55gC | |
Diâmetro (mm) | 14,37 (0,02) | 0,02 |
Curva base (mm) | 8,90 (0,03) | -0,01 |
Poder (dioptria) | -0,75 (0,05) | 0,00 |
Espessura central (mm) | 0,127 (0,005) | 0,002 |
Tratada | Não-tratada | |
Diâmetro (mm) | 14,24 (0,04) | 14,18(0,04) |
Curva base (mm) | 8,94 (0,03) | 8,94 (0,04) |
Desvio de Poder Esférico de Alvo (dioptria) | -0,01 (0,04) | -0,02 (0,04) |
Desvio de Espessura Central de Alvo (mm) | 0,000 (0,004) | 0,002 (0,005) |
I Preferência Total, % | Preferência de Conforto, % | ||||||||
N° de amos- tra | n | PVP tratada | 1-Dia | Ambas | Nenhu- ma | PVP tratada | 1-Dia | Ambas | Nenhu- ma |
1 | 9 | 67 | 22 | 11 | 0 | 67 | 22 | 11 | 0 |
2 | 37 | 27 | 49 | 22 | 3 | 30 | 46 | 19 | 5 |
3 | 41 | 34 | 49 | 15 | 2 | 27 | 56 | 12 | 5 |
4 | 10 | 30 | 20 | 50 | 0 | 30 | 40 | 30 | 0 |
5 | 41 | 27 | 61 | 10 | 2 | 22 | 49 | 29 | 0 |
6 | 42 | 33 | 33 | 33 | 0 | 33 | 29 | 38 | 0 |
7 | 37 | 51 | 27 | 19 | 3 | 49 | 11 | 38 | 3 |
8 | 41 | 27 | 37 | 32 | 5 | 24 | 34 | 37 | 5 |
9 | 48 | 33 | 27 | 40 | 0 | 33 | 23 | 44 | 0 |
10 | 45 | 18 | 27 | 51 | 4 | 16 | 20 | 58 | 7 |
Tabela 5 | |||||||||
Preferência de Secura, % | Preferência Final de Dia, % | ||||||||
N°de Amos- tra | n | PVP tratada | 1-Dia | Ambas | Nenhu- ma | PVP tratada | 1-Dia | Ambas | Nenhu- ma |
1 | 9 | 33 | 33 | 11 | 0 | 56 | 22 | 44 | 0 |
2 | 37 | 24 | 43 | 22 | 8 | 27 | 43 | 27 | 5 |
3 | 41 | 32 | 51 | 17 | 2 | 29 | 49 | 17 | 2 |
4 | 10 | 20 | 40 | 30 | 10 | 20 | 10 | 60 | 10 |
5 | 41 | 20 | 46 | 32 | 2 | 20 | 41 | 37 | 2 |
6 | 31 | 42 | 24 | 38 | 0 | 38 | 35 | 16 | 6 |
7 | 42 | 36 | 19 | 38 | 3 | 41 | 24 | 40 | 0 |
8 | 41 | 27 | 22 | 49 | 7 | 22 | 24 | 41 | 7 |
9 | 48 | 38 | 21 | 46 | 0 | 33 | 19 | 44 | 0 |
10 | 45 | 24 | 20 | 58 | 4 | 18 | 20 | 51 | 4 |
Tempo | PVP Liberada |
30 min. | <20 ppm |
1 h | <20 ppm |
2h | <20 ppm |
4h | <20 ppm |
8h | <20 ppm |
16 h | <20 ppm |
24 h | <20 ppm |
Claims (61)
- REIVINDICAÇÕES1. Método de produção de lentes oftálmicas compreendendo um agente de umidificação, caracterizado pelo fato de que compreende tratar uma lente oftálmica polimerizada com uma solução de acondicionamento5 compreendendo 100 ppm a 3.000 ppm de um agente de umidificação, em que a lente oftálmica polimerizada é aquecida até uma temperatura de maior que 50°C a 150°C, contanto que a formulação de lente oftálmica não compreenda o agente de umidificação antes de sua polimerização.
- 2. Método, de acordo com a reivindicação 1, caracterizado pelo 10 fato de que a solução de acondicionamento compreende água desionizada, ou solução salina.
- 3. Método, de acordo com a reivindicação 1, caracterizado pelo fato de que a solução de acondicionamento compreende de cerca de 1.870 ppm a cerca de 18.700 ppm de borato de sódio.15
- 4. Método, de acordo com a reivindicação 1, caracterizado pelo fato de que a solução de acondicionamento compreende cerca de 3.700 ppm de borato de sódio.
- 5. Método, de acordo com a reivindicação 1, caracterizado pelo fato de que a solução de acondicionamento compreende cerca de 2.00020 ppm a cerca de 5.000 ppm de borato de sódio.
- 6. Método, de acordo com a reivindicação 1, caracterizado pelo fato de que o agente de umidificação é selecionado do grupo que consiste em poli(met)acrilamidas, poli(ácido itacônico), ácido hialurônico, goma xantana, goma arábica, amido, polímeros de hidroxilalquil(met)acrilatos e polivi25 nilpirrolidona.
- 7. Método, de acordo com a reivindicação 1, caracterizado pelo fato de que o agente de umidificação é selecionado do grupo que consiste em polivinilpirrolidona, copolímeros de polivinilpirrolidona enxertados e copolímeros de polivinilpirrolidona.30
- 8. Método, de acordo com a reivindicação 1, caracterizado pelo fato de que o agente de umidificação é polivinilpirrolidona.
- 9. Método, de acordo com a reivindicação 8, caracterizado peloPetição 870180020845, de 15/03/2018, pág. 8/19 fato de que o valor K da polivinilpirrolidona é de cerca de K-60 a cerca de K120.
- 10. Método, de acordo com a reivindicação 8, caracterizado pelo fato de que o valor K da polivinilpirrolidona é de cerca de K-85 a cerca de K5 95.
- 11. Método, de acordo com a reivindicação 8, caracterizado pelo fato de que o valor K de polivinilpirrolidona é de cerca de K-90.
- 12. Método, de acordo com a reivindicação 1, caracterizado pelo fato de que o tratamento compreende aquecer a lente oftálmica polimerizada10 em uma solução de acondicionamento, a qual compreende polivinilpirrolidona apresentando um valor K de cerca de K-85 a cerca de K-95 sob uma temperatura maior que cerca de 80°C.
- 13. Método, de acordo com a reivindicação 1, caracterizado pelo fato de que o tratamento compreende aquecer a lente oftálmica polimerizada15 em uma solução de acondicionamento compreendendo polivinilpirrolidona apresentado um valor K de cerca de K-85 a cerca de K-95 sob uma temperatura maior que cerca de 120°C.
- 14. Método, de acordo com a reivindicação 1, caracterizado pelo fato de que o agente de umidificação é polivinilpirrolidona e a concentração20 de polivinilpirrolidona na solução de acondicionamento é de cerca de 250 ppm a cerca de 2.500 ppm.
- 15. Método, de acordo com a reivindicação 1, caracterizado pelo fato de que a concentração de agente de umidificação na solução de acondicionamento é de cerca de 100 ppm a cerca de 3.000 ppm.25
- 16. Método, de acordo com a reivindicação 1, caracterizado pelo fato de que a lente oftálmica polimerizada é aquecida em cerca de 124°C por cerca de 18 minutos e com polivinilpirrolidona apresentando um valor K de cerca de K-90 sob uma concentração de cerca de 400 a cerca de 440 ppm.
- 17. Método, de acordo com a reivindicação 1, caracterizado pelo30 fato de que a lente oftálmica polimerizada é aquecida em cerca de 121°C por cerca de 30 minutos e com polivinilpirrolidona apresentando um valor K de cerca de K-90 sob uma concentração, de cerca de 300 a cerca de 400 ppm.Petição 870180020845, de 15/03/2018, pág. 9/19
- 18. Método, de acordo com a reivindicação 1, caracterizado pelo fato de que a etapa de tratamento é conduzida em uma embalagem de lente de contato selada individual.
- 19. Método, de acordo com a reivindicação 15, caracterizado 5 pelo fato de que a etapa de tratamento é conduzida em uma embalagem de lente de contato selada individual.
- 20. Método, de acordo com a reivindicação 16, caracterizado pelo fato de que a etapa de tratamento é conduzida em uma embalagem de lente de contato selada individual.10
- 21. Método, de acordo com a reivindicação 1, caracterizado pelo fato de que a lente oftálmica é selecionada do grupo que consiste em acofilcon A, alofilcon A, alfafilcon A, amifilcon A, astifilcon A, atalafilcon A, balafilcon A, bisfilcon A, bufilcon A, confilcon, crofilcon A, ciclofilcon A, darfilcon A, deltafilcon A, deltafilcon B, dimefilcon A, drooxifilcon A, epsifilcon A, esterifil15 con 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, hidrofilcon A, lenefilcon A, licrifilcon A, licrifilcon B, lidofilcon A, lidofilcon B, lotrafilcon A, lotrafilcon B, mafilcon A, mesifilcon A, metafilcon B, mipafilcon A, nelfilcon A, netrafilcon A, ocufilcon A, ocufilcon B, ocufilcon C, ocufilcon D,20 ocufilcon E, ofilcon A, omafilcon A, oxifilcon A, pentafilcon A, perfilcon A, pevafilcon A, fenfilcon A, polimacon, silafilcon A, siloxifilcon A, tefilcon A, tetrafilcon A, trifilcon A e xilofilcon A.
- 22. Método, de acordo com a reivindicação 12, caracterizado pelo fato de que a lente oftálmica é selecionada do grupo que consiste em25 acofilcon A, alofilcon A, alfafilcon A, amifilcon A, astifilcon A, atalafilcon A, balafilcon A, bisfilcon A, bufilcon A, confilcon, crofilcon A, ciclofilcon 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,30 hixoifilcon A, hidrofilcon A, lenefilcon A, licrifilcon A, licrifilcon B, lidofilcon A, lidofilcon B, lotrafilcon A, lotrafilcon B, mafilcon A, mesifilcon A, metafilcon B, mipafilcon A, nelfilcon A, netrafilcon A, ocufilcon A, ocufilcon B, ocufilcon C,Petição 870180020845, de 15/03/2018, pág. 10/19 ocufilcon D, ocufilcon E, ofilcon A, omafilcon A, oxifilcon A, pentafilcon A, perfilcon A, pevafilcon A, fenfilcon A, polimacon, silafilcon A, siloxifilcon A, tefilcon A, tetrafilcon A, trifilcon A e xilofilcon A.
- 23. Método, de acordo com a reivindicação 1, caracterizado pelo 5 fato de que a lente oftálmica é selecionada do grupo que consiste em genfilcon A, lenefilcon A, lotrafilcon A, lotrafilcon B, balafilcon A, confilcon, etafilcon A, nelfilcon A, hilafilcon e polimacon.
- 24. Método, de acordo com a reivindicação 12, caracterizado pelo fato de que a lente oftálmica é selecionada do grupo que consiste em10 genfilcon A, lenefilcon A, lotrafilcon A, lotrafilcon B, balafilcon A, confilcon, etafilcon A, nelfilcon A, hilafilcon e polimacon.
- 25. Método, de acordo com a reivindicação 1, caracterizado pelo fato de que a lente oftálmica é selecionada do grupo que consiste em etafilcon A, nelfilcon A, hilafilcon e polimacon.15
- 26. Método, de acordo com a reivindicação 12, caracterizado pelo fato de que a lente oftálmica é selecionada do grupo que consiste em etafilcon A, nelfilcon A, hilafilcon e polimacon.
- 27. Método, de acordo com a reivindicação 1, caracterizado pelo fato de que a lente oftálmica é selecionada do grupo que consiste em etafil20 con A.
- 28. Método, de acordo com a reivindicação 12, caracterizado pelo fato de que a lente oftálmica é selecionada do grupo que consiste em etafilcon A.
- 29. Método, de acordo com a reivindicação 16, caracterizado 25 pelo fato de que a lente oftálmica é uma lente de contato etafilcon A.
- 30. Método, de acordo com a reivindicação 1, caracterizado pelo fato de que a lente oftálmica polimerizada é uma lente oftálmica nãohidratada polimerizada.
- 31. Método, de acordo com a reivindicação 30, caracterizado 30 pelo fato de que o tratamento compreende contatar a lente oftálmica nãohidratada polimerizada com uma solução de acondicionamento que compreende, de cerca de 1.870 ppm a cerca de 18.700 ppm de borato de sódio.Petição 870180020845, de 15/03/2018, pág. 11/19
- 32. Método, de acordo com a reivindicação 30, caracterizado pelo fato de que o tratamento adicionalmente compreende aquecer a lente oftálmica não-hidratada polimerizada e solução de acondicionamento até uma temperatura de pelo menos cerca de 50°C a cerca de 100°C.5
- 33. Método, de acordo com a reivindicação 30, caracterizado pelo fato de que o tratamento adicionalmente compreende manter a lente oftálmica não-hidratada polimerizada e solução de acondicionamento sob uma temperatura de pelo menos cerca de 10°C a cerca de temperatura ambiente.10
- 34. Método, de acordo com a reivindicação 31, caracterizado pelo fato de que a solução de acondicionamento adicionalmente compreende água desionizada, ou solução salina.
- 35. Método, de acordo com a reivindicação 30, caracterizado pelo fato de que o agente de umidificação é selecionado do grupo que con15 siste em poli(met)acrilamidas, poli(ácido itacônico), ácido hialurônico, goma xantana, goma arábica, amido, polímeros de hidroxilalquil(met)acrilatos e polivinilpirrolidona.
- 36. Método, de acordo com a reivindicação 30, caracterizado pelo fato de que o agente de umidificação é selecionado do grupo que con20 siste em polivinilpirrolidona, copolímeros de polivinilpirrolidona enxertados e copolímeros de polivinilpirrolidona.
- 37. Método, de acordo com a reivindicação 30, caracterizado pelo fato de que o agente de umidificação é polivinilpirrolidona.
- 38. Método, de acordo com a reivindicação 30, caracterizado25 pelo fato de que o valor K da polivinilpirrolidona é cerca de K-60 a cerca deK-120.
- 39. Método, de acordo com a reivindicação 30, caracterizado pelo fato de que o valor K da polivinilpirrolidona é cerca de K-60 a cerca de K-90.30
- 40. Método, de acordo com a reivindicação 37, caracterizado pelo fato de que a polivinilpirrolidona está presente sob uma concentração, de cerca de 30.000 ppm a cerca de 150.000 ppm.Petição 870180020845, de 15/03/2018, pág. 12/19
- 41. Método, de acordo com a reivindicação 31, caracterizado pelo fato de que adicionalmente compreende uma segunda etapa de aquecer a lente oftálmica não-hidratada polimerizada, como definida na reivindicação 31, com uma segunda parte de solução de acondicionamento que5 compreende um segundo agente de umidificação.
- 42. Método, de acordo com a reivindicação 41, caracterizado pelo fato de que o agente de umidificação é polivinilpirrolidona apresentando um valor K de cerca de K-60 e o segundo agente de umidificação é polivinilpirrolidona apresentando um valor K de cerca de K-90.10
- 43. Método, de acordo com a reivindicação 41, caracterizado pelo fato de que o agente de umidificação é polivinilpirrolidona apresentando um valor K de cerca de K-90 e o segundo agente de umidificação é polivinilpirrolidona apresentando um valor K de cerca de K-90.
- 44. Método, de acordo com a reivindicação 42, caracterizado15 pelo fato de que a concentração de K-60 situa-se entre cerca de 30.000 ppm e cerca de 150.000 ppm e a concentração de K-90 situa-se entre cerca de 100 ppm e cerca de 500 ppm.
- 45. Dispositivo ocular, caracterizado pelo fato de que compreende uma lente oftálmica polimerizada e um agente de umidificação, contanto20 que a formulação de lente oftálmica não compreenda o agente de umidificação antes de sua polimerização.
- 46. Dispositivo, de acordo com a reivindicação 45, caracterizado pelo fato de que o agente de umidificação é selecionado do grupo que consiste em poli(met)acrilamidas, poli(ácido itacônico), ácido hialurônico, goma25 xantana, goma arábica, amido, polímeros de hidroxilalquil(met)acrilatos e polivinilpirrolidona.
- 47. Dispositivo, de acordo com a reivindicação 45, caracterizado pelo fato de que o agente de umidificação é polivinilpirrolidona, copolímeros de polivinilpirrolidona enxertados e copolímeros de polivinilpirrolidona.30
- 48. Dispositivo, de acordo com a reivindicação 45, caracterizado pelo fato de que o agente de umidificação é polivinilpirrolidona.
- 49. Dispositivo, de acordo com a reivindicação 45, caracterizadoPetição 870180020845, de 15/03/2018, pág. 13/19 pelo fato de que compreende cerca de 0,01 mg a cerca de 1,0 mg de polivinilpirrolidona.
- 50. Dispositivo, de acordo com a reivindicação 45, caracterizado pelo fato de que compreende cerca de 0,10 mg a cerca de 0,44 mg de poli5 vinilpirrolidona.
- 51. Dispositivo, de acordo com a reivindicação 45, caracterizado pelo fato de que não distorce a visão do usuário.
- 52. Dispositivo, de acordo com a reivindicação 45, caracterizado pelo fato de que compreende cerca de 0,01 mg a cerca de 1,0 mg de um10 agente de umidificação selecionado do grupo que consiste em poli(met)acrilamidas, poli(ácido itacônico), ácido hialurônico, goma xantana, goma arábica, amido, polímeros de hidroxilalquil(met)acrilatos e polivinilpirrolidona.
- 53. Dispositivo, de acordo com a reivindicação 45, caracterizado15 pelo fato de que compreende cerca 0,10 mg a cerca de 0,44 mg de poli(met)acrilamidas, poli(ácido itacônico), ácido hialurônico, goma xantana, goma arábica, amido, polímeros de hidroxilalquil(met)acrilatos e polivinilpirrolidona.
- 54. Dispositivo, de acordo com a reivindicação 45, caracterizado20 pelo fato de que não distorce a visão do usuário.
- 55. Dispositivo, de acordo com a reivindicação 45, caracterizado pelo fato de que o agente de umidificação permanece na lente oftálmica após cerca de 6 horas a cerca de 24 horas de uso por um usuário.
- 56. Dispositivo ocular, caracterizado pelo fato de que compreen25 de um agente de umidificação preparado por meio de tratamento de uma lente oftálmica polimerizada com uma solução de acondicionamento compreendendo 100 ppm a 3.000 ppm de um agente de umidificação, contanto que a formulação de lente oftálmica não compreenda o dito agente de umidificação antes de sua polimerização, em que o tratamento compreende aque30 cer a lente oftálmica polimerizada em uma solução de acondicionamento até uma temperatura de maior que 50°C a 150°C.
- 57. Dispositivo, de acordo com a reivindicação 56, caracterizadoPetição 870180020845, de 15/03/2018, pág. 14/19 pelo fato de que o agente de umidificação é selecionado do grupo que consiste em polivinilpirrolidona, copolímeros de polivinilpirrolidona enxertados e copolímeros de polivinilpirrolidona.
- 58. Dispositivo, de acordo com a reivindicação 56, caracterizado 5 pelo fato de que o agente de umidificação é polivinilpirrolidona apresentando um valor K de cerca de K-60 a cerca de K-90.
- 59. Dispositivo, de acordo com a reivindicação 56, caracterizado pelo fato de que a lente oftálmica é selecionada do grupo que consiste em acofilcon A, alofilcon A, alfafilcon A, amifilcon A, astifilcon A, atalafilcon A,10 balafilcon A, bisfilcon A, bufilcon A, confilcon, crofilcon A, ciclofilcon 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, hidrofilcon A, lenefilcon A, licrifilcon A, licrifilcon B, lidofilcon A,15 lidofilcon B, lotrafilcon A, lotrafilcon B, mafilcon A, mesifilcon A, metafilcon B, mipafilcon A, nelfilcon A, netrafilcon A, ocufilcon A, ocufilcon B, ocufilcon C, ocufilcon D, ocufilcon E, ofilcon A, omafilcon A, oxifilcon A, pentafilcon A, perfilcon A, pevafilcon A, fenfilcon A, polimacon, silafilcon A, siloxifilcon A, tefilcon A, tetrafilcon A, trifilcon A e xilofilcon A.20
- 60. Dispositivo, de acordo com a reivindicação 56, caracterizado pelo fato de que a lente oftálmica é selecionada do grupo que consiste em genfilcon A, lenefilcon A, lotrafilcon A, lotrafilcon B, balifilcon A, confilcon, etafilcon A, nelfilcon A, hilafilcon e polimacon.
- 61. Dispositivo, de acordo com a reivindicação 56, caracterizado25 pelo fato de que a lente oftálmica é etafilcon A.Petição 870180020845, de 15/03/2018, pág. 15/191/1
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