CA2534044C - Appareil et processus automatises de preparation de lentilles de contact en vue de leur inspection et de leur emballage - Google Patents
Appareil et processus automatises de preparation de lentilles de contact en vue de leur inspection et de leur emballage Download PDFInfo
- Publication number
- CA2534044C CA2534044C CA002534044A CA2534044A CA2534044C CA 2534044 C CA2534044 C CA 2534044C CA 002534044 A CA002534044 A CA 002534044A CA 2534044 A CA2534044 A CA 2534044A CA 2534044 C CA2534044 C CA 2534044C
- Authority
- CA
- Canada
- Prior art keywords
- lens
- inspection
- package
- lenses
- carrier
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000007689 inspection Methods 0.000 title claims abstract description 100
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 45
- 238000000034 method Methods 0.000 title claims description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 70
- 239000008367 deionised water Substances 0.000 claims abstract description 59
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 59
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 14
- 238000004519 manufacturing process Methods 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 238000007872 degassing Methods 0.000 claims abstract description 4
- 239000000969 carrier Substances 0.000 claims description 57
- 239000004094 surface-active agent Substances 0.000 claims description 19
- 239000007975 buffered saline Substances 0.000 claims description 6
- 230000002950 deficient Effects 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims description 4
- 238000000151 deposition Methods 0.000 claims 3
- 238000012546 transfer Methods 0.000 abstract description 63
- 238000006703 hydration reaction Methods 0.000 abstract description 38
- 230000036571 hydration Effects 0.000 abstract description 35
- 239000011888 foil Substances 0.000 abstract description 22
- 229920003023 plastic Polymers 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 abstract 3
- 238000000429 assembly Methods 0.000 abstract 3
- 239000000047 product Substances 0.000 description 71
- 238000007596 consolidation process Methods 0.000 description 25
- 239000000872 buffer Substances 0.000 description 23
- 239000012530 fluid Substances 0.000 description 22
- 230000008569 process Effects 0.000 description 13
- 238000012545 processing Methods 0.000 description 13
- 230000032258 transport Effects 0.000 description 11
- 230000007246 mechanism Effects 0.000 description 10
- 230000003287 optical effect Effects 0.000 description 10
- 239000000178 monomer Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 238000003491 array Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 230000000887 hydrating effect Effects 0.000 description 5
- 238000006386 neutralization reaction Methods 0.000 description 5
- 229910052710 silicon Inorganic materials 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- 239000004809 Teflon Substances 0.000 description 4
- 229920006362 Teflon® Polymers 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- -1 polypropylene Polymers 0.000 description 4
- 230000007723 transport mechanism Effects 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 3
- 238000013459 approach Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000000017 hydrogel Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 229920000053 polysorbate 80 Polymers 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000011780 sodium chloride Substances 0.000 description 3
- 229920004943 Delrin® Polymers 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000013019 agitation Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 239000003701 inert diluent Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 235000010482 polyoxyethylene sorbitan monooleate Nutrition 0.000 description 2
- 229920000136 polysorbate Polymers 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 241000283986 Lepus Species 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000011067 equilibration Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000012432 intermediate storage Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229920002529 medical grade silicone Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000000244 polyoxyethylene sorbitan monooleate Substances 0.000 description 1
- 229940068968 polysorbate 80 Drugs 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Landscapes
- Eyeglasses (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/258,557 | 1994-06-10 | ||
| US08/258,557 US5578331A (en) | 1994-06-10 | 1994-06-10 | Automated apparatus for preparing contact lenses for inspection and packaging |
| CA002504402A CA2504402C (fr) | 1994-06-10 | 1995-06-08 | Appareil et processus automatises de preparation de lentilles de contact en vue de leur inspection et de leur emballage |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002504402A Division CA2504402C (fr) | 1994-06-10 | 1995-06-08 | Appareil et processus automatises de preparation de lentilles de contact en vue de leur inspection et de leur emballage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2534044A1 CA2534044A1 (fr) | 1995-12-11 |
| CA2534044C true CA2534044C (fr) | 2007-04-03 |
Family
ID=36242724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002534044A Expired - Lifetime CA2534044C (fr) | 1994-06-10 | 1995-06-08 | Appareil et processus automatises de preparation de lentilles de contact en vue de leur inspection et de leur emballage |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2534044C (fr) |
-
1995
- 1995-06-08 CA CA002534044A patent/CA2534044C/fr not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CA2534044A1 (fr) | 1995-12-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20150608 |