CA2220355C - Cristallin artificiel, dispositif d'installation et procede d'implantation - Google Patents
Cristallin artificiel, dispositif d'installation et procede d'implantation Download PDFInfo
- Publication number
- CA2220355C CA2220355C CA002220355A CA2220355A CA2220355C CA 2220355 C CA2220355 C CA 2220355C CA 002220355 A CA002220355 A CA 002220355A CA 2220355 A CA2220355 A CA 2220355A CA 2220355 C CA2220355 C CA 2220355C
- Authority
- CA
- Canada
- Prior art keywords
- tube
- eyeball
- implant
- disk
- outlet end
- 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
- 239000007943 implant Substances 0.000 title claims abstract description 149
- 238000002513 implantation Methods 0.000 title claims description 35
- 238000000034 method Methods 0.000 title description 19
- 210000005252 bulbus oculi Anatomy 0.000 claims abstract description 71
- 210000001742 aqueous humor Anatomy 0.000 claims abstract description 36
- 230000014759 maintenance of location Effects 0.000 claims abstract description 35
- 238000004873 anchoring Methods 0.000 claims abstract description 4
- 210000000795 conjunctiva Anatomy 0.000 claims description 25
- 239000012781 shape memory material Substances 0.000 claims description 3
- 238000003780 insertion Methods 0.000 abstract description 15
- 230000037431 insertion Effects 0.000 abstract description 15
- 230000007246 mechanism Effects 0.000 abstract description 12
- 208000010412 Glaucoma Diseases 0.000 abstract description 9
- 210000003786 sclera Anatomy 0.000 description 26
- 230000004410 intraocular pressure Effects 0.000 description 15
- 239000000463 material Substances 0.000 description 9
- 210000002159 anterior chamber Anatomy 0.000 description 8
- 206010016717 Fistula Diseases 0.000 description 7
- 230000003890 fistula Effects 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- 208000002352 blister Diseases 0.000 description 6
- 210000001508 eye Anatomy 0.000 description 6
- 238000001914 filtration Methods 0.000 description 6
- 239000003550 marker Substances 0.000 description 6
- 238000001356 surgical procedure Methods 0.000 description 6
- 238000005530 etching Methods 0.000 description 5
- 230000035515 penetration Effects 0.000 description 5
- 229910001220 stainless steel Inorganic materials 0.000 description 5
- 239000010935 stainless steel Substances 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 229920002120 photoresistant polymer Polymers 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 239000000523 sample Substances 0.000 description 4
- 230000037390 scarring Effects 0.000 description 4
- 206010002091 Anaesthesia Diseases 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 230000037005 anaesthesia Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- HLXZNVUGXRDIFK-UHFFFAOYSA-N nickel titanium Chemical compound [Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni] HLXZNVUGXRDIFK-UHFFFAOYSA-N 0.000 description 3
- 229910001000 nickel titanium Inorganic materials 0.000 description 3
- 210000001328 optic nerve Anatomy 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000001154 acute effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 210000004027 cell Anatomy 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000011960 computer-aided design Methods 0.000 description 2
- 210000004087 cornea Anatomy 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000035876 healing Effects 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 230000036407 pain Effects 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 230000002980 postoperative effect Effects 0.000 description 2
- 210000001525 retina Anatomy 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 206010003694 Atrophy Diseases 0.000 description 1
- 201000004569 Blindness Diseases 0.000 description 1
- 208000002177 Cataract Diseases 0.000 description 1
- 206010016654 Fibrosis Diseases 0.000 description 1
- 208000003098 Ganglion Cysts Diseases 0.000 description 1
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 description 1
- 229910052689 Holmium Inorganic materials 0.000 description 1
- 206010051450 Iridocele Diseases 0.000 description 1
- 229930192392 Mitomycin Natural products 0.000 description 1
- NWIBSHFKIJFRCO-WUDYKRTCSA-N Mytomycin Chemical compound C1N2C(C(C(C)=C(N)C3=O)=O)=C3[C@@H](COC(N)=O)[C@@]2(OC)[C@@H]2[C@H]1N2 NWIBSHFKIJFRCO-WUDYKRTCSA-N 0.000 description 1
- 206010061323 Optic neuropathy Diseases 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 206010066902 Surgical failure Diseases 0.000 description 1
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- 239000004809 Teflon Substances 0.000 description 1
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- 238000005219 brazing Methods 0.000 description 1
- 210000004240 ciliary body Anatomy 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
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- 239000013013 elastic material Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000004761 fibrosis Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 229960002897 heparin Drugs 0.000 description 1
- 229920000669 heparin Polymers 0.000 description 1
- KJZYNXUDTRRSPN-UHFFFAOYSA-N holmium atom Chemical compound [Ho] KJZYNXUDTRRSPN-UHFFFAOYSA-N 0.000 description 1
- 230000000642 iatrogenic effect Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000002690 local anesthesia Methods 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 229960004857 mitomycin Drugs 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 208000020911 optic nerve disease Diseases 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 210000001747 pupil Anatomy 0.000 description 1
- 230000002207 retinal effect Effects 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 210000001760 tenon capsule Anatomy 0.000 description 1
- 230000008733 trauma Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F9/00—Methods or devices for treatment of the eyes; Devices for putting in contact-lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
- A61F9/007—Methods or devices for eye surgery
- A61F9/00781—Apparatus for modifying intraocular pressure, e.g. for glaucoma treatment
Landscapes
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Heart & Thoracic Surgery (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
Abstract
Implant ophtalmique destiné au traitement du glaucome comportant un tube (32) et un disque à rebord (34) relié à une extrémité de sortie (50) du tube (32). L'intérieur (38) du tube est suffisamment étroit pour empêcher l'écoulement d'humeur aqueuse par l'intérieur (38) du tube lorsque la pression intraoculaire est inférieure à un certain seuil. L'extrémité d'entrée du tube comporte une surface biseautée (40) et un ou plusieurs orifices circonférentiels (42). Une ou plusieurs saillies de maintien (52) s'étendant vers l'extérieur permettent de fixer le dispositif dans le globe oculaire. Le disque à rebord comporte un rebord extérieur et un ou plusieurs montants intérieurs. L'implant est implanté au moyen d'une poignée et d'un instrument en forme de tige (60), muni d'un embout permettant l'insertion dans l'intérieur du tube de l'implant et d'un mécanisme de retenue pour retenir l'implant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2576117A CA2576117C (fr) | 1995-05-14 | 1996-05-13 | Dispositif pour l'insertion d'un implant intraoculaire |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IL11372395A IL113723A (en) | 1995-05-14 | 1995-05-14 | Intraocular implant |
| IL113723 | 1995-05-14 | ||
| US08/623,238 | 1996-03-27 | ||
| US08/623,238 US5868697A (en) | 1995-05-14 | 1996-03-27 | Intraocular implant |
| PCT/US1996/006774 WO1996036377A1 (fr) | 1995-05-14 | 1996-05-13 | Cristallin artificiel, dispositif d'installation et procede d'implantation |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2576117A Division CA2576117C (fr) | 1995-05-14 | 1996-05-13 | Dispositif pour l'insertion d'un implant intraoculaire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2220355A1 CA2220355A1 (fr) | 1996-11-21 |
| CA2220355C true CA2220355C (fr) | 2007-04-10 |
Family
ID=38007209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002220355A Expired - Lifetime CA2220355C (fr) | 1995-05-14 | 1996-05-13 | Cristallin artificiel, dispositif d'installation et procede d'implantation |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2220355C (fr) |
-
1996
- 1996-05-13 CA CA002220355A patent/CA2220355C/fr not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CA2220355A1 (fr) | 1996-11-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5868697A (en) | Intraocular implant | |
| EP0957949B1 (fr) | Cristallin artificiel, dispositif d'installation et procede d'implantation | |
| US5968058A (en) | Device for and method of implanting an intraocular implant | |
| EP1920742B1 (fr) | Implant régulateur de débit, procédé de fabrication, et dispositif de mise en place | |
| CA2793954C (fr) | Dispositif de drainage de fluide, dispositif de delivrance, et procedes associes d'utilisation et de fabrication | |
| CA2220355C (fr) | Cristallin artificiel, dispositif d'installation et procede d'implantation | |
| CA2576117C (fr) | Dispositif pour l'insertion d'un implant intraoculaire |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20160513 |