JP3665643B2 - 眼内挿入用レンズの挿入器具 - Google Patents
眼内挿入用レンズの挿入器具 Download PDFInfo
- Publication number
- JP3665643B2 JP3665643B2 JP2004178022A JP2004178022A JP3665643B2 JP 3665643 B2 JP3665643 B2 JP 3665643B2 JP 2004178022 A JP2004178022 A JP 2004178022A JP 2004178022 A JP2004178022 A JP 2004178022A JP 3665643 B2 JP3665643 B2 JP 3665643B2
- Authority
- JP
- Japan
- Prior art keywords
- lens
- holding member
- insertion instrument
- intraocular lens
- state
- 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
- 238000003780 insertion Methods 0.000 title claims description 111
- 230000037431 insertion Effects 0.000 title claims description 111
- 238000009434 installation Methods 0.000 claims description 58
- 230000003287 optical effect Effects 0.000 claims description 33
- 238000001125 extrusion Methods 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 210000000695 crystalline len Anatomy 0.000 description 168
- 230000007246 mechanism Effects 0.000 description 36
- 210000001508 eye Anatomy 0.000 description 28
- 208000002177 Cataract Diseases 0.000 description 11
- 210000005252 bulbus oculi Anatomy 0.000 description 9
- 239000000463 material Substances 0.000 description 9
- 238000001356 surgical procedure Methods 0.000 description 8
- 201000009310 astigmatism Diseases 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 238000004945 emulsification Methods 0.000 description 3
- 230000004438 eyesight Effects 0.000 description 3
- 230000004304 visual acuity Effects 0.000 description 3
- 239000000314 lubricant Substances 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 206010036346 Posterior capsule opacification Diseases 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001804 emulsifying effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Landscapes
- Prostheses (AREA)
Description
2 光学部
5 包持部材
7 設置部
11 挿入筒
12 挿入器具の本体
13 押出し軸
Claims (9)
- 変形可能なレンズを保持する保持部材と前記レンズを押し出すための押出し軸とを有し、前記レンズを眼内に挿入する挿入器具であって、
前記保持部材は、
前記挿入器具において前記レンズの辺縁部のみが該保持部材に接触した状態で前記レンズを設置する設置部と、
前記レンズが該挿入器具又は該保持部材に対して移動する際に該レンズを変形させる変形部とを有することを特徴とする挿入器具。 - 前記変形部は、前記設置部に接続された挿入筒を含み、
該挿入筒は、前記レンズが移動するためのテーパ状で且つ中空部を有することを特徴とする請求項1記載の挿入器具。 - 前記挿入器具は、前記保持部材が分離可能に取り付けられる本体を更に有することを特徴とする請求項1記載の挿入器具。
- 前記挿入器具は、前記保持部材が分離可能に取り付けられる本体を更に有し、
前記設置部は、前記挿入器具に前記保持部材が取り付けられた状態、及び、前記挿入器具から前記保持部材が分離した状態において、前記レンズの着脱を許容することを特徴とする請求項1記載の挿入器具。 - 前記レンズは、所定の記憶特性を有する光学部を含み、
前記レンズの辺縁部は、前記光学部の外周縁部であることを特徴とする請求項1記載の挿入器具。 - 前記設置部は、前記レンズの辺縁部が係合する溝を有することを特徴とする請求項1記載の挿入器具。
- 変形可能なレンズを眼内に挿入する挿入器具に分離可能に取り付けられ、前記レンズを保持する保持部材であって、
前記挿入器具に前記保持部材が取り付けられた状態、及び、前記挿入器具から前記保持部材が分離した状態において、前記レンズの辺縁部のみが該保持部材に接触した状態で前記レンズを設置する設置部と、
前記レンズが該挿入器具又は該保持部材に対して移動する際に該レンズを変形させる変形部とを有することを特徴とする保持部材。 - 前記設置部は、前記挿入器具に前記保持部材が取り付けられた状態、及び、前記挿入器具から前記保持部材が分離した状態において、前記レンズの着脱を許容することを特徴とする請求項7記載の保持部材。
- 前記設置部は、前記挿入器具から前記保持部材が分離した状態において、前記レンズが前記保持部材の前記挿入器具との取付部位から脱落することを防止することを特徴とする請求項8記載の保持部材。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004178022A JP3665643B2 (ja) | 1997-03-10 | 2004-06-16 | 眼内挿入用レンズの挿入器具 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5513997 | 1997-03-10 | ||
| JP2004178022A JP3665643B2 (ja) | 1997-03-10 | 2004-06-16 | 眼内挿入用レンズの挿入器具 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP00630098A Division JP3665463B2 (ja) | 1997-03-07 | 1998-01-16 | 変形可能な眼内挿入用レンズの挿入器具 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2004290690A JP2004290690A (ja) | 2004-10-21 |
| JP3665643B2 true JP3665643B2 (ja) | 2005-06-29 |
Family
ID=33421035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004178022A Expired - Lifetime JP3665643B2 (ja) | 1997-03-10 | 2004-06-16 | 眼内挿入用レンズの挿入器具 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3665643B2 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008029498A1 (ja) | 2006-09-05 | 2008-03-13 | Kowa Company, Ltd. | 眼内レンズの挿入器具 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2833154B1 (fr) | 2001-12-12 | 2004-11-19 | Ioltechnologie Production | Cassette et injecteur de lentille intraoculaire souple et procede d'injection de telles lentilles |
| JP4520390B2 (ja) * | 2005-09-29 | 2010-08-04 | 株式会社ニデック | 眼内レンズ挿入システム |
| JP7002331B2 (ja) | 2015-01-30 | 2022-01-20 | クラービスタ メディカル,インコーポレイテッド | 眼内挿入用に構成された装置 |
| US11382736B2 (en) * | 2017-06-27 | 2022-07-12 | Alcon Inc. | Injector, intraocular lens system, and related methods |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4834094A (en) * | 1987-10-07 | 1989-05-30 | Patton Medical Technologies, Inc. | "Canoe" apparatus for inserting intra-ocular lens into the eye |
| US5275604A (en) * | 1992-12-03 | 1994-01-04 | Kabi Pharmacia Ophthalmics, Inc. | Contoured duct apparatus and method for insertion of flexible intraocular lens |
| US5653715A (en) * | 1993-03-09 | 1997-08-05 | Chiron Vision Corporation | Apparatus for preparing an intraocular lens for insertion |
-
2004
- 2004-06-16 JP JP2004178022A patent/JP3665643B2/ja not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008029498A1 (ja) | 2006-09-05 | 2008-03-13 | Kowa Company, Ltd. | 眼内レンズの挿入器具 |
| JP2008061677A (ja) * | 2006-09-05 | 2008-03-21 | Kowa Co | 眼内レンズの挿入器具 |
| US8123804B2 (en) | 2006-09-05 | 2012-02-28 | Kowa Company, Ltd. | Intraocular lens insertion tool |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2004290690A (ja) | 2004-10-21 |
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