JP5501658B2 - 眼内レンズ挿入器具 - Google Patents
眼内レンズ挿入器具 Download PDFInfo
- Publication number
- JP5501658B2 JP5501658B2 JP2009131354A JP2009131354A JP5501658B2 JP 5501658 B2 JP5501658 B2 JP 5501658B2 JP 2009131354 A JP2009131354 A JP 2009131354A JP 2009131354 A JP2009131354 A JP 2009131354A JP 5501658 B2 JP5501658 B2 JP 5501658B2
- Authority
- JP
- Japan
- Prior art keywords
- intraocular lens
- optical
- insertion device
- optical unit
- unit
- 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 - Fee Related
Links
- 238000003780 insertion Methods 0.000 title claims description 38
- 230000037431 insertion Effects 0.000 title claims description 38
- 230000003287 optical effect Effects 0.000 claims description 80
- 239000004925 Acrylic resin Substances 0.000 claims description 6
- 229920000178 Acrylic resin Polymers 0.000 claims description 6
- 229920000515 polycarbonate Polymers 0.000 claims description 5
- 239000004417 polycarbonate Substances 0.000 claims description 5
- 230000003746 surface roughness Effects 0.000 claims description 5
- 210000000695 crystalline len Anatomy 0.000 description 94
- 239000003190 viscoelastic substance Substances 0.000 description 14
- 210000001508 eye Anatomy 0.000 description 13
- 239000000463 material Substances 0.000 description 13
- 238000001125 extrusion Methods 0.000 description 12
- 239000000178 monomer Substances 0.000 description 8
- 229940006076 viscoelastic substance Drugs 0.000 description 8
- 239000011347 resin Substances 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- 239000000853 adhesive Substances 0.000 description 5
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- -1 polypropylene Polymers 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 3
- 210000005252 bulbus oculi Anatomy 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 3
- 239000004926 polymethyl methacrylate Substances 0.000 description 3
- 239000007779 soft material Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000009832 plasma treatment Methods 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- PNXMTCDJUBJHQJ-UHFFFAOYSA-N propyl prop-2-enoate Chemical compound CCCOC(=O)C=C PNXMTCDJUBJHQJ-UHFFFAOYSA-N 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- GOXQRTZXKQZDDN-UHFFFAOYSA-N 2-Ethylhexyl acrylate Chemical compound CCCCC(CC)COC(=O)C=C GOXQRTZXKQZDDN-UHFFFAOYSA-N 0.000 description 1
- 208000002177 Cataract Diseases 0.000 description 1
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 125000005396 acrylic acid ester group Chemical group 0.000 description 1
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 125000005397 methacrylic acid ester group Chemical group 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920006324 polyoxymethylene Polymers 0.000 description 1
- 229920000379 polypropylene carbonate Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 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
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/14—Eye parts, e.g. lenses, corneal implants; Implanting instruments specially adapted therefor; Artificial eyes
- A61F2/16—Intraocular lenses
- A61F2/1662—Instruments for inserting intraocular lenses into the eye
- A61F2/1678—Instruments for inserting intraocular lenses into the eye with a separate cartridge or other lens setting part for storage of a lens, e.g. preloadable for shipping
Landscapes
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (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)
Description
(1) 粘着性を持つアクリル樹脂から形成された光学部を有する軟性眼内レンズを筐体内に保管し、使用時には押出棒を用いて前記眼内レンズを先端から送出し患者眼に挿入するための眼内レンズ挿入器具において、前記眼内レンズを保持するために前記押出棒の移動軸に対して前後方向に向き合う一対の保持台であって,保管時において前記眼内レンズを前記押出棒の移動軸外の上方に位置させるために所定の高さを持ち上面に前記眼内レンズを接着した状態で載置する保持台を持つ保管部を有し、該保管部は挿入器具本体に対して上下方向に移動可能に取り付けられており、前記眼内レンズの粘着性を利用して前記保管部の保持台の上面に前記眼内レンズを接着させるために前記保持台上面の表面粗さはRa6.3以下とされていることを特徴とする。
2 挿入部
3 外筒部
4 押出部材
20 軸出部
70 保管部材
71 上面
73 保持台
100 眼内レンズ
101 光学部
103 支持部
Claims (4)
- 粘着性を持つアクリル樹脂から形成された光学部を有する軟性眼内レンズを筐体内に保管し、使用時には押出棒を用いて前記眼内レンズを先端から送出し患者眼に挿入するための眼内レンズ挿入器具において、
前記眼内レンズを保持するために前記押出棒の移動軸に対して前後方向に向き合う一対の保持台であって,保管時において前記眼内レンズを前記押出棒の移動軸外の上方に位置させるために所定の高さを持ち上面に前記眼内レンズを接着した状態で載置する保持台を持つ保管部を有し、
該保管部は挿入器具本体に対して上下方向に移動可能に取り付けられており、前記眼内レンズの粘着性を利用して前記保管部の保持台の上面に前記眼内レンズを接着させるために前記保持台上面の表面粗さはRa6.3以下とされていることを特徴とする眼内レンズ挿入器具。 - 請求項1の眼内レンズ挿入器具において、前記上面は鏡面とされることを特徴とする眼内レンズ挿入器具。
- 請求項1又は2の眼内レンズ挿入器具において、前記保持台はポリカーボネートにて成形されていることを特徴とする眼内レンズ挿入器具。
- 請求項1〜3のいずれかの眼内レンズ挿入器具において、前記保持台は、前記上面よりも高く前記光学部のコバ厚よりも高い壁であって,前記光学部の円周形状と略一致する曲面を持ち前記光学部に接触する壁を有することを特徴とする眼内レンズ挿入器具。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009131354A JP5501658B2 (ja) | 2009-05-29 | 2009-05-29 | 眼内レンズ挿入器具 |
EP20100164319 EP2255751B1 (en) | 2009-05-29 | 2010-05-28 | Intraocular lens injection instrument |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009131354A JP5501658B2 (ja) | 2009-05-29 | 2009-05-29 | 眼内レンズ挿入器具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010273986A JP2010273986A (ja) | 2010-12-09 |
JP5501658B2 true JP5501658B2 (ja) | 2014-05-28 |
Family
ID=42561238
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009131354A Expired - Fee Related JP5501658B2 (ja) | 2009-05-29 | 2009-05-29 | 眼内レンズ挿入器具 |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP2255751B1 (ja) |
JP (1) | JP5501658B2 (ja) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2161005B1 (en) | 2007-05-30 | 2016-12-28 | Hoya Corporation | Intraocular lens inserting tool |
JP5254669B2 (ja) | 2008-06-05 | 2013-08-07 | Hoya株式会社 | 眼内レンズ挿入器具及びカートリッジ |
JP5469487B2 (ja) * | 2010-03-09 | 2014-04-16 | 株式会社ニデック | 眼内レンズ挿入器具 |
EP2364673B1 (en) * | 2010-03-09 | 2015-12-02 | Nidek Co., Ltd. | Intraocular lens injection instrument |
CN102151194B (zh) * | 2011-01-31 | 2013-08-14 | 爱博诺德(北京)医疗科技有限公司 | 可预装粘弹剂的人工晶体预装式注射器 |
JP5807394B2 (ja) * | 2011-05-31 | 2015-11-10 | 株式会社ニデック | 眼内レンズ挿入器具 |
JP6027536B2 (ja) * | 2011-09-15 | 2016-11-16 | 興和株式会社 | 眼内レンズの挿入器具 |
JP6015226B2 (ja) * | 2011-09-30 | 2016-10-26 | 株式会社ニデック | 眼内レンズ挿入器具 |
ES2829610T3 (es) | 2012-06-29 | 2021-06-01 | Kowa Co | Herramienta para la inserción de una lente intraocular y elemento de posicionamiento dispuesto en la herramienta de inserción de una lente intraocular |
KR102212198B1 (ko) * | 2012-10-26 | 2021-02-03 | 산텐 세이야꾸 가부시키가이샤 | 안구 내 렌즈용 인젝터 |
EP2939637B1 (en) * | 2012-12-27 | 2018-03-14 | Santen Pharmaceutical Co., Ltd. | Intraocular lens injector |
JPWO2014208507A1 (ja) * | 2013-06-24 | 2017-02-23 | 興和株式会社 | 眼内レンズの挿入器具 |
WO2016013563A1 (ja) * | 2014-07-22 | 2016-01-28 | 興和株式会社 | 眼内レンズの挿入器具 |
JP6646987B2 (ja) | 2015-09-16 | 2020-02-14 | Hoya株式会社 | 眼内レンズ挿入器具 |
SG11201801775TA (en) | 2015-09-16 | 2018-04-27 | Hoya Corp | Intraocular lens injector |
KR102431211B1 (ko) | 2016-06-28 | 2022-08-09 | 호야 가부시키가이샤 | 안내 렌즈 삽입기 |
JP2019136319A (ja) * | 2018-02-09 | 2019-08-22 | 株式会社ニデック | 軟質アクリル系眼内レンズ材料および眼内レンズ |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7014641B2 (en) * | 2002-05-08 | 2006-03-21 | Canon-Staar Co., Inc. | Insertion device for intraocular lens |
US7422604B2 (en) * | 2003-08-28 | 2008-09-09 | Bausch & Lomb Incorporated | Preloaded IOL injector |
JP4766442B2 (ja) | 2004-12-28 | 2011-09-07 | Hoya株式会社 | 眼内レンズ挿入用器具 |
JP4595136B2 (ja) * | 2005-05-31 | 2010-12-08 | スター・ジャパン株式会社 | 眼内挿入用レンズの挿入器具 |
EP1972306A4 (en) * | 2006-01-13 | 2012-11-28 | Hoya Corp | INSTRUMENT FOR INSERTING INTRAOCULAR LENSES |
JP4908977B2 (ja) * | 2006-09-05 | 2012-04-04 | 興和株式会社 | 眼内レンズの挿入器具 |
-
2009
- 2009-05-29 JP JP2009131354A patent/JP5501658B2/ja not_active Expired - Fee Related
-
2010
- 2010-05-28 EP EP20100164319 patent/EP2255751B1/en not_active Not-in-force
Also Published As
Publication number | Publication date |
---|---|
EP2255751B1 (en) | 2013-03-20 |
EP2255751A1 (en) | 2010-12-01 |
JP2010273986A (ja) | 2010-12-09 |
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