CA2274800A1 - Method and apparatus for adjusting corneal curvature using a corneal ring with removable biocompatible material - Google Patents

Method and apparatus for adjusting corneal curvature using a corneal ring with removable biocompatible material Download PDF

Info

Publication number
CA2274800A1
CA2274800A1 CA002274800A CA2274800A CA2274800A1 CA 2274800 A1 CA2274800 A1 CA 2274800A1 CA 002274800 A CA002274800 A CA 002274800A CA 2274800 A CA2274800 A CA 2274800A CA 2274800 A1 CA2274800 A1 CA 2274800A1
Authority
CA
Canada
Prior art keywords
ring
corneal
strand
cornea
corneal ring
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.)
Abandoned
Application number
CA002274800A
Other languages
English (en)
French (fr)
Inventor
Joseph Y. Lee
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MicroOptix LLC
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US08/761,362 external-priority patent/US5733334A/en
Priority claimed from US08/829,846 external-priority patent/US5855604A/en
Priority claimed from US08/856,650 external-priority patent/US5876439A/en
Application filed by Individual filed Critical Individual
Publication of CA2274800A1 publication Critical patent/CA2274800A1/en
Abandoned legal-status Critical Current

Links

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
    • 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
    • A61F2/147—Implants to be inserted in the stroma for refractive correction, e.g. ring-like implants

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)
  • Materials For Medical Uses (AREA)
CA002274800A 1996-12-09 1997-12-09 Method and apparatus for adjusting corneal curvature using a corneal ring with removable biocompatible material Abandoned CA2274800A1 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US829,846 1992-01-31
US761,362 1996-12-09
US08/761,362 US5733334A (en) 1996-12-09 1996-12-09 Method and apparatus for adjusting corneal curvature
US08/829,846 US5855604A (en) 1996-12-09 1997-04-01 Method and apparatus for adjusting corneal curvature using a solid filled corneal ring
US08/856,650 US5876439A (en) 1996-12-09 1997-05-15 Method and appartus for adjusting corneal curvature using a fluid-filled corneal ring
US856,650 1997-05-15
PCT/US1997/022548 WO1998025547A1 (en) 1996-12-09 1997-12-09 Method and apparatus for adjusting corneal curvature using a corneal ring with removable biocompatible material

Publications (1)

Publication Number Publication Date
CA2274800A1 true CA2274800A1 (en) 1998-06-18

Family

ID=27419542

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002274800A Abandoned CA2274800A1 (en) 1996-12-09 1997-12-09 Method and apparatus for adjusting corneal curvature using a corneal ring with removable biocompatible material

Country Status (8)

Country Link
EP (1) EP0964660A1 (ja)
JP (1) JP2001508327A (ja)
KR (1) KR20000069361A (ja)
CN (1) CN1239877A (ja)
AU (1) AU730045B2 (ja)
BR (1) BR9714386A (ja)
CA (1) CA2274800A1 (ja)
WO (1) WO1998025547A1 (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6206919B1 (en) * 1998-01-14 2001-03-27 Joseph Y. Lee Method and apparatus to correct refractive errors using adjustable corneal arcuate segments
AU5339099A (en) * 1998-08-05 2000-02-28 Keravision, Inc. Corneal implant with migration preventer
US20020010510A1 (en) * 1998-11-04 2002-01-24 Thomas A. Silvestrini Variable modulus corneal implant and fabrication methods
KR100363970B1 (ko) * 2000-06-09 2002-12-12 정영택 각막 그라프트 링
JP4861009B2 (ja) * 2002-12-06 2012-01-25 ヴィズイクス・インコーポレーテッド 患者のデータを使用した老眼矯正
WO2010046987A1 (ja) * 2008-10-23 2010-04-29 志村 好美 眼球の強膜伸展性低下補完方法、及びその方法に使用されるフェムト秒レーザの制御方法、並びにその方法で使用されるスペーサ
ES2397473B1 (es) * 2011-05-26 2014-01-10 Imexclinic, S.L. Un segmento intraestromal.
DE102011106289A1 (de) * 2011-07-01 2013-01-03 Carl Zeiss Meditec Ag Hornhautimplantat
US20140074232A1 (en) * 2012-09-07 2014-03-13 Marcelo Francisco Pessoa SOARES Implantable device for molding the curvature of the cornea
BR102016016080A2 (pt) * 2016-07-11 2018-01-23 Rogério Arantes Andião Marcos Dispositivo intracorneano ou intraestromal para correção de ectasias corneanas e aberrações

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4452235A (en) * 1982-01-04 1984-06-05 Reynolds Alvin E Method for corneal curvature adjustment
US5405384A (en) * 1992-09-03 1995-04-11 Keravision, Inc. Astigmatic correcting intrastromal corneal ring
US5300118A (en) * 1992-09-21 1994-04-05 Keravision Adjustable devices for corneal curvature adjustment

Also Published As

Publication number Publication date
KR20000069361A (ko) 2000-11-25
JP2001508327A (ja) 2001-06-26
CN1239877A (zh) 1999-12-29
WO1998025547A1 (en) 1998-06-18
AU5596698A (en) 1998-07-03
BR9714386A (pt) 2000-05-16
EP0964660A1 (en) 1999-12-22
AU730045B2 (en) 2001-02-22

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Legal Events

Date Code Title Description
FZDE Dead