{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,9]],"date-time":"2026-07-09T00:02:34Z","timestamp":1783555354996,"version":"3.55.0"},"reference-count":29,"publisher":"Akademiai Kiado Zrt.","issue":"47","license":[{"start":{"date-parts":[[2022,11,20]],"date-time":"2022-11-20T00:00:00Z","timestamp":1668902400000},"content-version":"unspecified","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["akjournals.com"],"crossmark-restriction":true},"short-container-title":["OH"],"published-print":{"date-parts":[[2022,11,20]]},"abstract":"<jats:p><jats:italic>Bevezet\u00e9s:<\/jats:italic> Klinikai tapasztalat, hogy jelent\u0151sen magasabb\n                    szemnyom\u00e1s eset\u00e9n a szem\u00fcvegrendel\u00e9s pontatlan lehet, ez\u00e9rt c\u00e9lszer\u0171 azt a\n                    szemnyom\u00e1s rendez\u00e9se ut\u00e1n elv\u00e9gezni. <jats:italic>C\u00e9lkit\u0171z\u00e9s:<\/jats:italic> A\n                    szemnyom\u00e1s\u00e9rt\u00e9kek hat\u00e1s\u00e1nak vizsg\u00e1lata a szaruh\u00e1rtya \u00e9s a szem t\u00f6r\u0151erej\u00e9re, a\n                    Liou\u2013Brennan-modellszem geometriai tulajdons\u00e1gain alapul\u00f3 numerikus modell\n                    felhaszn\u00e1l\u00e1s\u00e1val. <jats:italic>M\u00f3dszerek:<\/jats:italic> A Liou\u2013Brennan-modellszem\n                    corneaparam\u00e9tereinek felhaszn\u00e1l\u00e1s\u00e1val elk\u00e9sz\u00edtett\u00fcnk egy param\u00e9teres geometriai\n                    modellt, majd a modellszem v\u00e9geselemes modellj\u00e9t az Ansys program haszn\u00e1lat\u00e1val.\n                    A szaruh\u00e1rtya anyag\u00e1nak viselked\u00e9s\u00e9t Wollensak alapj\u00e1n triline\u00e1ris\n                    anyagmodellel, a peremfelt\u00e9teleket Pandolfit k\u00f6vetve \u00edrtuk le. A\n                    szemnyom\u00e1sv\u00e1ltoz\u00e1s hat\u00e1s\u00e1t vizsg\u00e1ltuk a szaruh\u00e1rtya optikai szempontb\u00f3l l\u00e9nyeges\n                    geometriai adataira (az el\u00fcls\u0151 \u00e9s h\u00e1ts\u00f3 corneag\u00f6rb\u00fclet az optikai centrumban,\n                    valamint az el\u00fcls\u0151 \u00e9s h\u00e1ts\u00f3 corneafelsz\u00edn tengelyir\u00e1ny\u00fa eltol\u00f3d\u00e1sa az optikai\n                    centrumban). A kapott geometriai jellemz\u0151k alapj\u00e1n a paraxi\u00e1lis sug\u00e1rk\u00f6vet\u00e9s\n                    m\u00f3dszer\u00e9vel sz\u00e1m\u00edtottuk a szaruh\u00e1rtya \u00e9s a szem optikai tulajdons\u00e1gaiban\n                    bek\u00f6vetkez\u0151 v\u00e1ltoz\u00e1sokat. <jats:italic>Eredm\u00e9nyek:<\/jats:italic> A n\u00f6vekv\u0151\n                    szemnyom\u00e1sterhel\u00e9s hat\u00e1s\u00e1ra az el\u00fcls\u0151 \u00e9s h\u00e1tuls\u00f3 corneafelsz\u00ednek k\u00f6z\u00e9pponti\n                    g\u00f6rb\u00fcleti sugarai cs\u00f6kkentek, az el\u00fcls\u0151 \u00e9s h\u00e1ts\u00f3 szaruh\u00e1rtyafelsz\u00ednek\n                    k\u00f6z\u00e9ppontjai el\u0151retol\u00f3dtak, a szaruh\u00e1rtya v\u00e9konyodott. A szaruh\u00e1rtya pontjainak\n                    tengelyir\u00e1ny\u00fa eltol\u00f3d\u00e1sai valamennyi szemnyom\u00e1sterhel\u00e9s eset\u00e9n a h\u00e1tuls\u00f3 felsz\u00edn\n                    k\u00f6z\u00e9ppontj\u00e1ban vett\u00e9k fel maxim\u00e1lis \u00e9rt\u00e9k\u00fcket. A szaruh\u00e1rtya t\u00f6r\u0151ereje a\n                    szemnyom\u00e1s fokoz\u00f3d\u00e1s\u00e1val cs\u00f6kkent, m\u00edg a szem teljes t\u00f6r\u0151ereje n\u00f6vekedett.\n                        <jats:italic>K\u00f6vetkeztet\u00e9s:<\/jats:italic> A Liou\u2013Brennan-modellszem geometriai\n                    tulajdons\u00e1gain alapul\u00f3 v\u00e9geselemes numerikus modell felhaszn\u00e1l\u00e1s\u00e1val igazoltuk,\n                    hogy a 10 \u00e9s 30 Hgmm k\u00f6z\u00f6tti szemnyom\u00e1sv\u00e1ltoz\u00e1s 0,31\u20130,86 mm cs\u00f6kken\u00e9st okoz a\n                    szaruh\u00e1rtya g\u00f6rb\u00fcleti sugar\u00e1ban, 1,5\u20134,8 D n\u00f6veked\u00e9st a keratometri\u00e1s\n                    \u00e9rt\u00e9kekben, valamint 1,2\u20133,9 D n\u00f6veked\u00e9st a szem t\u00f6r\u0151erej\u00e9ben. A szaruh\u00e1rtya\n                    t\u00f6r\u0151erej\u00e9ben 0,14\u20130,69 D cs\u00f6kken\u00e9s tapasztalhat\u00f3 a vizsg\u00e1lt\n                    szemnyom\u00e1startom\u00e1nyban. Orv Hetil. 2022; 163(47): 1872\u20131879.<\/jats:p>","DOI":"10.1556\/650.2022.32627","type":"journal-article","created":{"date-parts":[[2022,11,21]],"date-time":"2022-11-21T11:34:57Z","timestamp":1669030497000},"page":"1872-1879","update-policy":"https:\/\/doi.org\/10.1556\/policypage.crossmark.crossref.1","source":"Crossref","is-referenced-by-count":2,"title":["A szemnyom\u00e1s v\u00e1ltoz\u00e1s\u00e1nak hat\u00e1sa a szaruh\u00e1rtya \u00e9s a szem t\u00f6r\u0151erej\u00e9re a Liou\u2013Brennan-modellszem alapj\u00e1n"],"prefix":"10.1556","volume":"163","author":[{"given":"\u00c9va","family":"Lakatos","sequence":"first","affiliation":[{"name":"Budapesti M\u0171szaki \u00e9s Gazdas\u00e1gtudom\u00e1nyi Egyetem, Tart\u00f3szerkezetek Mechanik\u00e1ja Tansz\u00e9k Budapest Magyarorsz\u00e1g"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Brigitta Krisztina","family":"T\u00f3th","sequence":"additional","affiliation":[{"name":"Budapesti M\u0171szaki \u00e9s Gazdas\u00e1gtudom\u00e1nyi Egyetem, Tart\u00f3szerkezetek Mechanik\u00e1ja Tansz\u00e9k Budapest Magyarorsz\u00e1g"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Zolt\u00e1n Zsolt","family":"Nagy","sequence":"additional","affiliation":[{"name":"Semmelweis Egyetem, \u00c1ltal\u00e1nos Orvostudom\u00e1nyi Kar, Szem\u00e9szeti Klinika Budapest Magyarorsz\u00e1g"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"N\u00f3ra","family":"Szentm\u00e1ry","sequence":"additional","affiliation":[{"name":"Semmelweis Egyetem, \u00c1ltal\u00e1nos Orvostudom\u00e1nyi Kar, Szem\u00e9szeti Klinika Budapest Magyarorsz\u00e1g"},{"name":"Dr. Rolf M. Schwiete Center for Limbal Stem Cell and Congenital Aniridia Research, Saarland University Homburg\/Saar Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"425","reference":[{"key":"ref0","doi-asserted-by":"publisher","unstructured":"1 Tak\u00e1cs AI, Nagy ZZ. Microkeratome-assisted anterior lamellar keratoplasty for the removal of corneal scar, caused by pterygium. [Pterygium okozta torz\u00edt\u00f3 corneaheg elt\u00e1vol\u00edt\u00e1sa mikrokeratommal v\u00e9gzett lamell\u00e1ris keratoplasztik\u00e1val.] Orv Hetil. 2009; 150: 1167-1171. [Hungarian]","DOI":"10.1556\/oh.2009.28647"},{"key":"ref1","doi-asserted-by":"publisher","first-page":"558","DOI":"10.3928\/1081597X-20130719-06","article-title":"Repeatability of ocular biomechanical data measurements with a Scheimpflug-based noncontact device on normal corneas","volume":"29","author":"2 N\u00e9meth","year":"2013","unstructured":"2 N\u00e9meth G, Hassan Z, Csutak A, et al. Repeatability of ocular biomechanical data measurements with a Scheimpflug-based noncontact device on normal corneas. J Refract Surg. 2013; 29: 558-563.","journal-title":"J Refract Surg"},{"key":"ref2","unstructured":"3 N\u00e9meth G, Szalai E, Hassan Z, et al. Corneal biomechanical data and biometric parameters measured with Scheimpflug-based devices on normal corneas. Int J Ophthalmol. 2017; 10: 217-222."},{"key":"ref3","doi-asserted-by":"publisher","first-page":"1684","DOI":"10.1364\/JOSAA.14.001684","article-title":"Anatomically accurate, finite model eye for optical modeling","volume":"14","author":"Liou HL","year":"1997","unstructured":"4 Liou HL, Brennan NA. Anatomically accurate, finite model eye for optical modeling. J Opt Soc Am A Opt Image Sci Vis. 1997; 14: 1684-1695.","journal-title":"J Opt Soc Am A Opt Image Sci Vis"},{"key":"ref4","doi-asserted-by":"publisher","first-page":"1780","DOI":"10.1016\/S0886-3350(03)00407-3","article-title":"Stress-strain measurements of human and porcine corneas after riboflavin-ultraviolet-A-induced cross-linking","volume":"29","author":"5 Wollensak","year":"2003","unstructured":"5 Wollensak G, Spoerl E, Seiler T. Stress-strain measurements of human and porcine corneas after riboflavin-ultraviolet-A-induced cross-linking. J Cataract Refract Surg. 2003; 29: 1780-1785.","journal-title":"J Cataract Refract Surg"},{"key":"ref5","doi-asserted-by":"publisher","first-page":"26","DOI":"10.1080\/02713680802535263","article-title":"Numerical study of the effect of corneal layered structure on ocular biomechanics","volume":"34","author":"6 Elsheikh","year":"2009","unstructured":"6 Elsheikh A, Ross S, Alhasso D, et al. Numerical study of the effect of corneal layered structure on ocular biomechanics. Curr Eye Res. 2009; 34: 26-35.","journal-title":"Curr Eye Res"},{"key":"ref6","doi-asserted-by":"publisher","first-page":"473","DOI":"10.1115\/1.2796033","article-title":"Constitutive laws for biomechanical modeling of refractive surgery","volume":"118","author":"Bryant MR","year":"1996","unstructured":"7 Bryant MR, McDonnell PJ. Constitutive laws for biomechanical modeling of refractive surgery. J Biomech Engl. 1996; 118: 473-481.","journal-title":"J Biomech Engl"},{"key":"ref7","unstructured":"8 ANSYS Mechanical APDL Element Reference. Release 14.0, November 2011, ANSYS, Inc. Southpointe, Canonsburg, PA"},{"key":"ref8","doi-asserted-by":"publisher","first-page":"15","DOI":"10.1007\/s00366-008-0102-5","article-title":"Finite element simulations of laser refractive corneal surgery","volume":"25","author":"9 Pandolfi","year":"2009","unstructured":"9 Pandolfi A, Fotia G, Manganiello F. Finite element simulations of laser refractive corneal surgery. Engineering with Computers 2009; 25: 15-24.","journal-title":"Engineering with Computers"},{"key":"ref9","unstructured":"10 N\u00e9meth G. Corneal astigmatism - facts and question. [A corne\u00e1lis astigmia - t\u00e9nyek \u00e9s k\u00e9rd\u0151jelek.] M\u00e1ria utcai f\u00fczetek 2018; 4: 5-22. [Hungarian]"},{"key":"ref10","unstructured":"11 Antal \u00c1. Introduction to matrix optics. [Bevezet\u00e9s a m\u00e1trixoptik\u00e1ba.] Magyar Optikus Ipartest\u00fclet, Budapest, 2017. [Hungarian]"},{"key":"ref11","doi-asserted-by":"publisher","first-page":"385","DOI":"10.1111\/j.1475-1313.1990.tb00886.x","article-title":"Measurement of the posterior corneal radius using slit lamp and Purkinje image techniques","volume":"10","author":"12 Royston","year":"1990","unstructured":"12 Royston JM, Dunne MC, Barnes DA. Measurement of the posterior corneal radius using slit lamp and Purkinje image techniques. Ophthalmic Physiol Opt. 1990; 10: 385-388.","journal-title":"Ophthalmic Physiol Opt"},{"key":"ref12","doi-asserted-by":"publisher","first-page":"464","DOI":"10.1136\/bjo.57.7.464","article-title":"Correlations in normal eyes and in eyes involved with primary angle-closure glaucoma","volume":"57","author":"Lowe RF","year":"1973","unstructured":"13 Lowe RF, Clark BA. Posterior corneal curvature. Correlations in normal eyes and in eyes involved with primary angle-closure glaucoma. Br J Ophthalmol. 1973; 57: 464-470.","journal-title":"Br J Ophthalmol"},{"key":"ref13","doi-asserted-by":"publisher","first-page":"255","DOI":"10.1111\/j.1755-3768.1992.tb04133.x","article-title":"Normal variations of the posterior corneal surface","volume":"70","author":"14 Dunne","year":"1992","unstructured":"14 Dunne MC, Royston JM, Barnes DA. Normal variations of the posterior corneal surface. Acta Ophthalmol (Copenh). 1992; 70: 255-261.","journal-title":"Acta Ophthalmol (Copenh)"},{"key":"ref14","doi-asserted-by":"publisher","first-page":"47","DOI":"10.1111\/j.1475-1313.1986.tb00699.x","article-title":"Corneal topography: a clinical model","volume":"6","author":"15 Guillon","year":"1986","unstructured":"15 Guillon M, Lydon PM, Wilson C. Corneal topography: a clinical model. Ophthalmic Physiol Opt. 1986; 6: 47-56.","journal-title":"Ophthalmic Physiol Opt"},{"key":"ref15","doi-asserted-by":"publisher","first-page":"173","DOI":"10.3928\/1081-597X-19930501-05","article-title":"Shape and radius of posterior corneal surface","volume":"9","author":"16 Patel","year":"1993","unstructured":"16 Patel S, Marshall J, Fitzke FW. Shape and radius of posterior corneal surface. Refract Corneal Surg. 1993; 9: 173-181.","journal-title":"Refract Corneal Surg"},{"key":"ref16","doi-asserted-by":"publisher","first-page":"60","DOI":"10.5935\/0004-2749.20140016","article-title":"Finite element modelling of cornea mechanics: a review","volume":"77","author":"17 Nejad","year":"2014","unstructured":"17 Nejad TM, Foster C, Gongal D. Finite element modelling of cornea mechanics: a review. Arq Bras Oftalmol. 2014; 77: 60-65.","journal-title":"Arq Bras Oftalmol"},{"key":"ref17","doi-asserted-by":"publisher","first-page":"2","DOI":"10.1186\/s40662-019-0166-x","article-title":"Cornea modelling","volume":"7","author":"18 Pandolfi","year":"2020","unstructured":"18 Pandolfi A. Cornea modelling. Eye Vis (Lond). 2020; 7: 2.","journal-title":"Eye Vis (Lond)"},{"key":"ref18","doi-asserted-by":"publisher","first-page":"1","DOI":"10.1098\/rsif.2004.0002","article-title":"Application of structural analysis to the mechanical behavior of the cornea","volume":"1","author":"19 Anderson","year":"2004","unstructured":"19 Anderson K, El-Sheikh A, Newson T. Application of structural analysis to the mechanical behavior of the cornea. J R Soc Interface 2004; 1: 1-13.","journal-title":"J R Soc Interface"},{"key":"ref19","doi-asserted-by":"publisher","first-page":"826","DOI":"10.1016\/j.ajo.2004.12.008","article-title":"Repeat keratoplasty for correction of high or irregular postkeratoplasty astigmatism in clear corneal grafts","volume":"139","author":"20 Szentm\u00e1ry","year":"2005","unstructured":"20 Szentm\u00e1ry N, Seitz B, Langenbucher A, et al. Repeat keratoplasty for correction of high or irregular postkeratoplasty astigmatism in clear corneal grafts. Am J Ophthalmol. 2005; 139: 826-830.","journal-title":"Am J Ophthalmol"},{"key":"ref20","doi-asserted-by":"publisher","unstructured":"21 Gyenes A, Szentm\u00e1ry N, T\u00f3th G, et al. Impact of crosslinking on corneal epithelial healing. [Crosslinking kezel\u00e9s hat\u00e1sa a szaruh\u00e1rtya h\u00e1mosod\u00e1s\u00e1ra.] Orv Hetil. 2017; 158: 376-379. [Hungarian]","DOI":"10.1556\/650.2017.30669"},{"key":"ref21","doi-asserted-by":"publisher","unstructured":"22 Kov\u00e1cs K, Szentm\u00e1ry N, Pluzsik MT, et al. Graft survival using cadaver and multiorgan donors between 2008 and 2017 in our department. [Cadaverb\u0151l \u00e9s multiorgan donorb\u00f3l sz\u00e1rmaz\u00f3 szaruh\u00e1rty\u00e1k t\u00fal\u00e9l\u00e9se 2008 \u00e9s 2017 k\u00f6z\u00f6tt klinik\u00e1nkon.] Orv Hetil. 2021; 162: 488-496. [Hungarian]","DOI":"10.1556\/650.2021.32017"},{"key":"ref22","unstructured":"23 Resch M, Szentm\u00e1ry N, Nagy ZZ, et al. Comparison of results of photorefractive keratectomy and laser in situ keratomileusis in the treatment of hyperopia using a flying spot eximer laser. [A rep\u00fcl\u0151pont technik\u00e1val v\u00e9gzett fotorefrakt\u00edv keratectomia \u00e9s a l\u00e9zer in situ keratomileusis m\u00f3dszerek \u00f6sszehasonl\u00edt\u00e1sa a hypermetropia kezel\u00e9s\u00e9ben.] Orv Hetil. 2004; 145: 573-578. [Hungarian]"},{"key":"ref23","unstructured":"24 Nagy ZZ, Szab\u00f3 V, Tak\u00e1cs A, et al. Results of photorefractive keratectomy in myopia with flying spot excimer laser with high speed and small beam diameter. [A kis sug\u00e1r\u00e1tm\u00e9r\u0151j\u0171, nagyfrekvenci\u00e1s rep\u00fcl\u0151pont-technik\u00e1s excimer l\u00e9zerkezel\u00e9s eredm\u00e9nyei myopi\u00e1s szemekben.] Orv Hetil. 2005; 146: 253-257. [Hungarian]"},{"key":"ref24","unstructured":"25 Nagy ZZ, Resch M, Czumbel N, et al. Experience with laser in situ keratomileusis. [A l\u00e9zer in situ keratomileusis m\u0171t\u00e9tek sor\u00e1n szerzett tapasztalataink.] Orv Hetil. 2002; 143: 929-936. [Hungarian]"},{"key":"ref25","unstructured":"26 Nagy ZZ, F\u00fcst A, N\u00e9meth J, et al. Results of photorefractive keratectomy after treatment of 2053 eyes. [Az excimer l\u00e9zeres fotorefrakt\u00edv keratectomia tapasztalatai 2053 szem kezel\u00e9se kapcs\u00e1n.] Orv Hetil. 1999; 140: 747-754. [Hungarian]"},{"key":"ref26","doi-asserted-by":"publisher","unstructured":"27 M\u00f3dis L, Szalai E, Flask\u00f3 Z, et al. Femtosecond laser-assisted keratoplasty. [Femtoszekunduml\u00e9zeres keratoplasztika.] Orv Hetil. 2018; 159: 671-676. [Hungarian]","DOI":"10.1556\/650.2018.31035"},{"key":"ref27","doi-asserted-by":"publisher","unstructured":"28 M\u00f3dis L, T\u00f3th E, Berta A. Surgical treatment of ocular surface diseases. [A szemfelsz\u00edn betegs\u00e9geinek seb\u00e9szi kezel\u00e9se.] Orv Hetil. 2009; 150: 1599-1606. [Hungarian]","DOI":"10.1556\/oh.2009.28684"},{"key":"ref28","doi-asserted-by":"publisher","unstructured":"29 Varkoly G, Bencze J, Hortob\u00e1gyi T, et al. The corneal wound healing and the extracellular matrix. [A cornealis sebgy\u00f3gyul\u00e1s \u00e9s az extracellul\u00e1ris m\u00e1trix.] Orv Hetil. 2016; 157: 995-999. [Hungarian]","DOI":"10.1556\/650.2016.30475"}],"container-title":["Orvosi Hetilap"],"original-title":[],"link":[{"URL":"https:\/\/akjournals.com\/view\/journals\/650\/163\/47\/article-p1872.xml","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/akjournals.com\/downloadpdf\/journals\/650\/163\/47\/article-p1872.xml","content-type":"text\/html","content-version":"vor","intended-application":"syndication"},{"URL":"https:\/\/akjournals.com\/downloadpdf\/journals\/650\/163\/47\/article-p1872.xml","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2023,10,27]],"date-time":"2023-10-27T09:12:46Z","timestamp":1698397966000},"score":1,"resource":{"primary":{"URL":"https:\/\/akjournals.com\/view\/journals\/650\/163\/47\/article-p1872.xml"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2022,11,20]]},"references-count":29,"journal-issue":{"issue":"47"},"URL":"https:\/\/doi.org\/10.1556\/650.2022.32627","relation":{},"ISSN":["0030-6002","1788-6120"],"issn-type":[{"value":"0030-6002","type":"print"},{"value":"1788-6120","type":"electronic"}],"subject":[],"published":{"date-parts":[[2022,11,20]]}}}