CS255512B1 - Eye cornea marking device - Google Patents

Eye cornea marking device Download PDF

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Publication number
CS255512B1
CS255512B1 CS828198A CS819882A CS255512B1 CS 255512 B1 CS255512 B1 CS 255512B1 CS 828198 A CS828198 A CS 828198A CS 819882 A CS819882 A CS 819882A CS 255512 B1 CS255512 B1 CS 255512B1
Authority
CS
Czechoslovakia
Prior art keywords
bush
plates
hollow body
sight
cornea
Prior art date
Application number
CS828198A
Other languages
English (en)
Other versions
CS819882A1 (en
Inventor
Svjatoslav N Fedorov
Jevgenij I Degtev
Vladimir N Golubev
Sergej V Chromov
Igor A Jacenko
Alexandr A Karavajev
Original Assignee
Svjatoslav N Fedorov
Jevgenij I Degtev
Vladimir N Golubev
Sergej V Chromov
Igor A Jacenko
Alexandr A Karavajev
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
Application filed by Svjatoslav N Fedorov, Jevgenij I Degtev, Vladimir N Golubev, Sergej V Chromov, Igor A Jacenko, Alexandr A Karavajev filed Critical Svjatoslav N Fedorov
Publication of CS819882A1 publication Critical patent/CS819882A1/cs
Publication of CS255512B1 publication Critical patent/CS255512B1/cs

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
    • 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
    • A61F9/013—Instruments for compensation of ocular refraction ; Instruments for use in cornea removal, for reshaping or performing incisions in the cornea
    • A61F9/0136—Mechanical markers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/39—Markers, e.g. radio-opaque or breast lesions markers
    • A61B2090/3937—Visible markers

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Eye Examination Apparatus (AREA)
  • Prostheses (AREA)
  • Laser Surgery Devices (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Materials For Medical Uses (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)

Description

OnHCAHHE H3OEPETEHHH K ABTOPCKOMY CBUflETEJIhCTBY3a«BKa: Ν’ 3464601/28-133anBjieHo: 28.07.82MKH3 A 61 F 9/00 Αετορω: C.H.OeflopoB, Ε.Η.βεττεΒ, Β,Η.ΓοπγββΒ,
C.B.Xpomob, H.A.HueHKo, A.A.KapaeaeB 3aHBHTejib: ΜοοκοβοκηΛ Hay^Ho-HccJieflOBaTeubcKHň hhcthtyt MHKpoxHpyprHH rnaaa.
Ha3BaHne Η3θ6ρετεΗΗΗ: YCTPOÍlCTBO flJW PA3METKH ΡΟΓΟΒΗΙίΜ Γ7ΙΑ3Α Η3θ6ρβΤβΗΗβ OTHOCHTCH K oBnaCTH MeflHUHHbl, a ΗΜΒΗΗΟ K οφτβΛΒΜΟΛΟΓΗΗ, HΜο»ετ 6biTb HcnojibaoBaHo flJiH onepaijnň Ha HapyxtHbix οβοηοηκβχ masa. ‘ ' Η3ΒβετβΗ οτΜβτηκκ ueHTpajibHoň όπτκηεοκοΛ 3OHbi, co^epxamnň nojaift Kopnych BH3Hp, saKpeiuieHHbiň Ha BHyTpeHHeň οτβΗκβ xopnyca nepneHflHKynHpHo erooch [l]. K HeflocTaTKaM ycTpoňcTBa cnBflyeT OTHecTH fljiHTenbHocTb pa3MeTKH ρογοβηιχηmasa h ΗβηοοτβτοηΗο Bbicoxyio τοηηοοτβ paaMeTKH.
HanSojiee 6jih3’khm no cBoeň τεχΗΗηεοκοΛ cymHocTH h nocTHraeMOMy peaynbTaTyHBJíHeTCH ycTpoňcTBO ftna pa3MeTKH poroBHUbi rnaaa πρκ xupyprHnecKoň onepaijHH,coflepxamee nojibiň Kopnyc· c sneMeHTaMH paaMeTKH b Bnp,e flyroo6pa3Ht»ix, ποΒτορΗΐο-πξΗΧ (JiopMy poroBHiíH nnacTHH, paflHanbHO pacnonoweHHbix Ha pa6oneň načnu xopny-Ca, Η BH3HP [2 ]. K ΗβηοοτβτκβΜ «aHHoro ycrpoňcTBa cneflyeT οτηθοτη fljmTenbHOCTb pasMeTKHporoBHUbi masa, oCycnoBJíeHHyio τθμ, ητο KOHCTpyKijHH ycTpoňcTBa He nosBonaeToflHOBpeMenno c paaMeTKoň cneflOB Synyiunx pafluajibHbix Haflpe3OB ocyinecTBJíHTb ot-MeTKy ijeHTpanbHoň οπτκηβοκοΛ sohbi, KOTopaa y Kaamoro 6onbHoro paanHHHoroΑΗβΜβτρβ (οτ 3 no 5 mm); ηθαοοτθτοηηο BbicoKyw tohhoctb ρβ3ΜβτκΗ, Tax κεκBCJieflCTBHe npoB8fl8HHH ee b ρ,βά aTana προηοχοηητ CMemeHHe οτμθτκη οπτΗηεοκο-ro μεΗτρβ rna3a.
Uenbio Η3θ6ρετεΗΗΗ ηβπηθτοη coKpaqeHHe ΒρβΜβΗΗ pa3M8TKH h noBbmieHHe τοη-HOCTH. 255512 2 YKa3aHHa« flenb floCTHraeTcs τβΜ, ητο b ycTpoftcTBe pflx ρβ3Μβτκκ poroBHflbírnaaa, coflepxameM ποπμη Kopnyc, Ha pa6oneň nacTH κοτοροτο papHanbHO pacnono-j·xeHbí ajieMeHTbi ρβ3ΜβτκΗ, BbinojiHeHHbie b BHfle flyrooČpaaHbix nnacTHH, ποβτορηιο- 'BtHX <l>OpMy poroBHflbí, Η BH3HP, OTJIHHHTenbHOft OCO6eHHOCTbK> ΗΒηΗβΤΟΗ TO, HTOoho cHa6xeHo BTyni<oň, pacnono»eHHoň KoaKCHanbHo Kopnycy, h‘ perynHpoBonHbíM '3ηβΜβΗΤΟΜ, BbinOJlHGHHblM B BHfle HaKHflHOři raňKH, yCTaHOBfleHHOft C BO3MOJKHOCTBK)B3aHMOfleťícTBHH c paCoaeň aacTBW Kopnyca, a nocnefliraa ΗΜββτ <jOpMy yceneHHoroKOHyca, Cojibmee ocHOBaHHe κοτοροτο oSpameHo b cTopoHy nnacTHH, npH 3tom bKopnyce Mestfly nnacTHHaMH βηποβηθημ npope3H h bh3hp ycTaHOBJíeH Ha Βτγπκβ.
YcTpoňcTBo fljiB paaMeTKH porOBHflbí masa noncHaeTCH nepTexaMH, rfle: ΗβφΗΓ.ΙHso6paxeH o6mHň bha ycTpoňcTBa; . Ha φΗΓ.2 - BHfl A φΗΓ.Ι»
YcTpoňcTBo fljiH paaMeTKH poroBHflbí rnaaa coflepatHT nonMft Kopnyc 1 c papoueflMac τ bio 2, HMeromeň φορι^ yceueHHoro KOHyca. Ha 6onBmeM οοηοββηηη yceMeHHOroKOHyca paflHajibHo pa3MemeH Ha6op pa3MeT0MHbix flyrooťJpaaHbix nnacTHH 3, KasnanH3 KOTopbtx πΟΒτορΗβτ φορΝβτ poroBHflbí rnaaa. YctpoHctbo cHaSweHo perynHpoBOH-HHM SJíeMeHTOM, BbinOJlHeHHblM B BHfle HaKHflHOft raíÍKH 4, yCTaHOBJíeHHOft HOCpeflCT“BOM peabCoBoro coeflHHeHHH Ha Kopnyce 1 c bo3mokhoctbio b3aHMOfleftcTBHH c paCo-^·Meň nacTbio 2 Kopnyca. Ha HaKHflHOft raňKe HaHeceHa mKana 5, a na paSoMeft Hac-th 2 Kopnyca 1 - κοητρολβηαη pncxa 6. B Kopnyce MejKfly nnacTHHaMH 3 BbtnonHe-Hbi npope3H 7. KoaKCHajibHO Kopnycy 1 stecTKO ycTaHOBjíeHa BTynxa 8 c 3βκρβπηβΗ-hmm bo BHyTpeHHeM OTBepCTHH nocneflHeň bhshpom 9 , BbinonHeHHbíM b BHfle Hrnta. ·'
PafíoTaeT ycTpoftcTBO cneflyiomHM oÓpa3OM. HaKHflHyio raftKy 4 BpameHHeM otbo-αλτ b CTopoHy, npoTHBononojKHýio paSoneft Macra 2 Kopnyca 1 flo τβκοτο nonoxeHHfl,npH κοτοροΜ OHa He B3aHM0fleňcTByeT c paóoneft nacTBio Kopnyca 1. Πρκ stoM ηοπό-xeHHH BHyTpeHHHň flnaMeTp, o6pa3OBaHHbift nnacTHHaMH 3, cooTBeTCTByeT MaKCHManB-ho BO3MO3KHOMy flHaMeTpy fleHTpanbHoň onTHMecKoň 30hh. 3aTeM BpamaioT HaKHflHyro raftKy* 4, πρκ stom nocneflHBfl B3aHMOfleftcTByeT c pa6o-·Meň nacTBio 2 Kopnyca 1. Enaroflapn npope3HM 7 b Kopnyce Me»fly nnacTHHaMH 3H3MeHHI0TCH BHemHHft H BHyTpeHHHft flHaMeTpbl, o6pa3OBaHHbie nnacTHHaMH 3. ΠρΗ noMoiuH niKanbi 5, HanecenHoň Ha HaKHflHOft raňKe 4, ycTanaBnHBaioT flna-Μβτρ, o6pa3OBaHHbiň nnacTHHaMH 3, Ha HeoSxoflHMbiň paaMep, cooTBeTCTByrootHft flHarMeTpy fleHTpanBHoň omrauecKoň 3ohw, npeflBapHTenBHO HaftfleHHhift no pacneTHoftφopMyne pna flaHHoro onepnpyeMoro 6οαβηογο.
Bshb ycTpoftcTBO ΠΗΗηετοΜ, xHpypr coBMemaeT KoHep BHsnpa 9 c onTHMecKHMΑβΗτροΜ poroBHflbí, 3aTeM Ha 2-3 ceK. npHKHMaeT pa3MeTOHHbie nnacTHHM 3, npefl-BapHTenBHO cMaaaHHbie βρπηηΗθΗτοΒοή 3eneHbK>, κ poroBHfle rna3a. Hocne chhťhhycTpoňcTBa na poroBHfle ocTawTCB βηαημμθ cneflbí, no κοτορμμ XHpypr npoHSBOflHTHeπepφopHpyκanHe Happeabi. ΠρΗΜβΗβΗΗβ flaHHoro ycTpoftcTBa flna pa3MeTKH poroBHflbí masa nosBonneT cok-paTHTB BpeMH pa3MeTKH Ha 65%. Taxoe coKpameHHe BpeMeHH oSycnoBneHO τβΜ, mtoKOHCTpyKflHH ycTpoňcTBa oSecneMHBaeT paaMeTKy fleHTpanbHoň onranecKoň 30Hbi HpaflHanBHbix HaflpeaoB 3a oflHH 3Tan. IIpoBefleHHe paeMeTKH poroBHflbí b oahh 3Tan npeflOTBpamaeT CMemeHHe οτμθτκηοπτημθοκογο fleHTpa rnaaa, Snaroflapa neMy tomhoctb pa3MeTKH noBbnnaeTcn πρΗβ-flH3HTenbH0 b 2,5-3 pasa.
KpOMe toto, nonHoe HCKnwneHHe CMemeHHa οπτημθοκογο fleHTpa poroBHflbí rnaaanpeflOTBpamaeT pa3BHrae nocneonepaflHOHHoro acTHrMaTH3Ma. ΦΟΡΜΥΊΙΑ H3OEPETEHHH '
YcTpoňcTBo flnH pa3MeTKH poroBHflbí rna3a, coflepacamee nonbift Kopnyc, Ha pa6ó*-aeň aacTH κοτοροτο paflifanBHo pacnonosfeHbí aneMeHTbi paaMeTKH, BbínonHeHHbie b ,;f 255512 3 . * , BHfle ,uyroo6pa3Hbix ruiacTHH, noBTopjnoumx φορΜγ porOBHUbi, h bhshp, oTíiHMaiomee-cx τβΜ, mto, c íj&amp;nbio coxpatqeHHM BpeMemi pasMeTKH η noBbnneHHH tohhoctjí, ohocHadseHO BTyjixoft, pacnonoxeHHO# KoaxcHanbHo xopnycy, h perynupoBOMHWM sne- ·.MeHTOM, BbinOJIHeHHblM B BH^e HaKHflHOň raňKH, yCTaHOB JieHHoň C BOSMOXHOCTbKJB3áHMOflettcTBHfl c paConeň nacTbio Kopnyca, a nocneflHaa ΗΜββτ 4>opMy yceneHHoroKOHyca, 6ojibmee ocHOBaHHe κοτοροτο oCpameHO b cropoHy nnacTHH, npH btom bxopnyce Mexny nnacTHHaMH ΒΗποπΗβκΗ npopean h bhshp ycTanoBneH Ha b Týníce. MCTOHHHKH ΗΗφορΜΘΛΗΗ, npHHHTbie BO BHHMaHHe npH SKCttepTHS e: 1. ABTopcKoe CBHfleTenbCTBO CCCP IP 940769, κλ. A 61 F 9/00, 1*978 r. 2. ABTopcxoe cBHfleTenbCTBO CCCP IP , κλ. A 61 F 9/00, 1978 r. no saaBKe IP 2584365/28-13.
AHHOTA10W
Hso6peTeHHe OTHOCHTCH K O0naCTH ΜβΛΗΛΗΗΜ, a ΗΜβΗΗΟ K ΟφΤβΠΒΜΟΠΟΓΗΗ, HMouce τ 6biTb HcnonbsoBaHo pjix onepaunn Ha HapyxHMx oConoHxax rnasa.
Uenb Η3ο6ρβτβΗΗ« - coKpameHHe BpeMeHH paaMeTKM h noBbmteHHe tohhocth,noctaBneHHan nenb nocTHraeTcn τθμ, hto ycTpoťtcTBO λλη ρβΒΜβτκΗ ρογοβηλμ rnasa, cóflepxantee nonbiň Kopnyc, na pa6oneň nacTH κοτοροΓο paflHanbHO pacnono-XeHbl 3ΠβΜβΗΤΜ ρβ3ΜβΤΚΗ, BbinOnHeHHbie B ΒΗββ flyrOO0pa3HbIX nnacTHH, ΠΟΒΤΟρΗΙΟ-mHX ÍOpMy ρΟΓΟΒΗΐρ,Ι, Η BH3Hp, ΟΗ30«βΗΟ BTynKOň, ρβΟΠΟΛΟΧβΗΗΟή ΚΟβΚΟΗβΛΒΗΟKopnycy, h perynHpoBOHHbíM sneMeHTOM, BbinonHeHHbíM b BHfle ΗβΚΗΑΗοϋ raihcH, yc-τβΗΟΒΠβΗΗοή c B03MoxHocTbio BsaHMOfleňcTBHH c pa6oneň HaCTbIO Kopnyca, a noc-neflHaa HMeéT φορΜν yceueHHoro KOHyca, 6onbmee ocHOBaime KoŤoporo oCpameHob cTopoHy nnacTHH, npH 3 tom b Kopnyce Mexny nnacTHHaMH BbinonHeHM npopeaH hbh3hp ycTaHOBJíeH Ha BTynKe. ΠρΗ3ΗΗΗΟ Η3θ6ρβΤβΗΗβΜ ΠΟ pe3ynbT3TaM 3Κ0ΠβρΤΗ3Η, O CymeCTBJíeHHOň FOCyflapCT-BeHHblM ΚΟΜΗΤβΤΟΜ CCCP ΠΟ ΛβΛβΜ Η3Ο0ρβΤβΗκή H OTKpbITHň. 1 Ηβρτβχ 255512

Claims (1)

  1. PŘEDMĚT VYNÁLEZU Zařízení pro značení rohovky oka, obsahující duté tě-leso, na jehož pracovní části jsou radiálně uloženy zna-čící prvky, provedené v podobě obloukovltých destiček,kopírujících tvar rohovky, a zaostřovací lupa, vyznačujícíse tím, že je opatřeno objímkou (8), uloženou koaxiálněs dutým tělesem (1) a regulačním prvkem, provedeným jakopřevlečná matice (4), uspořádané pro vzájemný pohyb pra-covní části (2) s dutým tělesem (1), a převlečná matice(4) má tvar komolého kužele, jehož větší část základny jeobrácena ke straně obloukovltých destiček (3)» přičemž vdutém tělese (1) mezi obloukovitými destičkami (3) jsouprovedeny kontrolní zářezy (6) a na objímce (8) je upevněnazaostřovací lupa (9). 255512
CS828198A 1982-07-28 1982-11-18 Eye cornea marking device CS255512B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU823464601A SU1140779A1 (ru) 1982-07-28 1982-07-28 Устройство дл разметки роговицы глаза

Publications (2)

Publication Number Publication Date
CS819882A1 CS819882A1 (en) 1985-04-16
CS255512B1 true CS255512B1 (en) 1988-03-15

Family

ID=21020480

Family Applications (1)

Application Number Title Priority Date Filing Date
CS828198A CS255512B1 (en) 1982-07-28 1982-11-18 Eye cornea marking device

Country Status (8)

Country Link
US (1) US4515157A (cs)
JP (1) JPS5922545A (cs)
CS (1) CS255512B1 (cs)
DD (1) DD233031A3 (cs)
DE (1) DE3301820C2 (cs)
FR (1) FR2530948B1 (cs)
GB (1) GB2124494B (cs)
SU (1) SU1140779A1 (cs)

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USD304078S (en) 1987-05-04 1989-10-17 Jensen Ronald P Optical zone marker
US4875767A (en) * 1988-03-03 1989-10-24 Wright Kenneth W Apparatus and methods for marking the visual center of the cornea of a human eye
US4880017A (en) * 1988-04-05 1989-11-14 Soll David B Method of marking the sclera and/or limbus in intraocular surgery
US5006123A (en) * 1988-04-05 1991-04-09 Soll David B Sclera and/or limbus marking device for use in intraocular surgery
US5013319A (en) * 1989-06-05 1991-05-07 Mount Sinai School Of Medicine Of The City University Of New York Apparatus and method for cornea marking
US5063942A (en) * 1989-12-14 1991-11-12 Corneal Contouring, Inc. Method for surgically re-profiling the cornea
US5090425A (en) * 1990-03-02 1992-02-25 Stahl Norman O Method of controlling astigmatism during eye surgery
FR2670670B1 (fr) * 1990-12-20 1997-11-14 Khalil Hanna Instrument de chirurgie corneenne.
JPH0539527U (ja) * 1991-11-05 1993-05-28 株式会社メニコン 角膜ホストマーカー
US5531753A (en) * 1994-08-18 1996-07-02 Philip Stephen Cantor Surgical correction of astigmatism
US5578049A (en) * 1994-09-30 1996-11-26 Feaster; Fred T. Optical zone marker for refractive surgery
US5755700A (en) * 1995-07-27 1998-05-26 Michiel S. Kritzinger Corneal irrigation cannula and method of using
US5752967A (en) * 1995-07-27 1998-05-19 Kritzinger; Michiel S. Corneal surface marker and marking method for improving laser centration
US5697945A (en) * 1995-07-27 1997-12-16 Black Hills Regional Eye Institute Corneal surface marker and marking method for reducing irregular astigmatism during lamellar (LASIK) corneal surgery
US5934285A (en) * 1995-07-27 1999-08-10 Michiel S. Kritzinger Method for reducing irregular astigmatism and debris/epithelium in the interface during lamellar corneal flap/cap surgery
US5800406A (en) * 1995-11-22 1998-09-01 Kritzinger; Michael S. Corneal irrigation cannula
US7166117B2 (en) 1996-02-07 2007-01-23 Hellenkamp Johann F Automatic surgical device and control assembly for cutting a cornea
US6217596B1 (en) * 1999-09-01 2001-04-17 Samir G. Farah Corneal surface and pupillary cardinal axes marker
USD439976S1 (en) 1999-11-10 2001-04-03 Becton, Dickinson And Company Surgical swivel fixation ring device
DE10124708B4 (de) * 2001-05-18 2004-05-06 Gerten, Georg, Dr. med. Markierungsinstrument
US7744614B2 (en) * 2005-06-15 2010-06-29 Krishna Imports, Incorporated Corneal excision or scoring device
USD546452S1 (en) 2005-06-15 2007-07-10 Krishna Imports, Incorporated Excision device
USD612052S1 (en) 2009-03-31 2010-03-16 Alcon Research, Ltd. Handle for ophthalmic surgical instrument
DE202010012367U1 (de) * 2010-01-27 2010-11-18 Geuder Ag Vorrichtung zum Anbringen einer Markierung am menschlichen Auge
US9011470B2 (en) 2013-03-15 2015-04-21 Richard Jonathan Mackool Toric axis marker
SG11201909985SA (en) * 2017-05-16 2019-11-28 Mitsubishi Electric Engineering Company Limited Wiring conversion adapter

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US2519908A (en) * 1949-03-29 1950-08-22 Howard Archie Center punch
FR1078922A (fr) * 1951-06-16 1954-11-24 Perfectionnement aux trépans de kératoplastie ou trépans similaires pour trépanations de l'oeil
US2860421A (en) * 1955-07-26 1958-11-18 Joseph J Smith Self-centering transfer punch
US3318010A (en) * 1965-06-30 1967-05-09 Stephen E Mahl Center locator
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US4336805A (en) * 1979-03-05 1982-06-29 Heinz Smirmaul Corneal trephine
US4319575A (en) * 1979-09-07 1982-03-16 Storz Instrument Company Universal trephine handle
FR2487667A1 (fr) * 1980-07-30 1982-02-05 Kabbara Jamil Trepan pour greffe de la cornee
US4357941A (en) * 1980-09-29 1982-11-09 Golubkov Boris P Instrument for marking out the central optical zone of the cornea
FR2490954A3 (fr) * 1980-09-29 1982-04-02 Mo Lab Experime Appareil pour le marquage de la cornee au cours d'une intervention chirurgicale sur l'oeil
US4406285A (en) * 1981-01-23 1983-09-27 Richard A. Villasenor Manual radial and chordal keratotometry apparatus
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Also Published As

Publication number Publication date
US4515157A (en) 1985-05-07
CS819882A1 (en) 1985-04-16
GB2124494B (en) 1986-02-05
GB2124494A (en) 1984-02-22
FR2530948A1 (fr) 1984-02-03
DD233031A3 (de) 1986-02-19
DE3301820C2 (de) 1986-04-10
JPS5922545A (ja) 1984-02-04
FR2530948B1 (fr) 1987-11-20
GB8303119D0 (en) 1983-03-09
JPS619062B2 (cs) 1986-03-19
DE3301820A1 (de) 1984-02-09
SU1140779A1 (ru) 1985-02-23

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