Research Topics
| T HiraokaSummaryAffiliation: University of Tsukuba Country: Japan Publications
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Detail Information
Publications
Contrast sensitivity and optical quality of the eye after instillation of timolol maleate gel-forming solution and brinzolamide ophthalmic suspensionTakahiro Hiraoka
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Ibaraki, Japan
Ophthalmology 117:2080-7. 2010..To investigate the influence of timolol maleate 0.5% gel-forming solution and brinzolamide 1% ophthalmic suspension on contrast sensitivity, ocular higher-order aberration (HOA), and corneal surface light scattering...
Contrast sensitivity function and ocular higher-order aberrations following overnight orthokeratologyTakahiro Hiraoka
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Ibaraki, Japan
Invest Ophthalmol Vis Sci 48:550-6. 2007..To evaluate relationships among contrast sensitivity function, ocular higher-order aberration, and myopic correction in eyes undergoing overnight orthokeratology for myopia...
Optical quality of the cornea after overnight orthokeratologyTakahiro Hiraoka
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, 1 1 1 Tennoudai, Tsukuba, Ibaraki 305 8575, Japan
Cornea 25:S59-63. 2006..To review changes in the optical quality of the cornea induced by overnight orthokeratology for myopia...
Mesopic contrast sensitivity and ocular higher-order aberrations after overnight orthokeratologyTakahiro Hiraoka
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Ibaraki, Japan
Am J Ophthalmol 145:645-655. 2008..To investigate mesopic contrast sensitivity and night driving ability in eyes undergoing overnight orthokeratology, and to analyze the relationship among mesopic contrast sensitivity, ocular higher-order aberrations, and myopic correction...
Time course of changes in ocular higher-order aberrations and contrast sensitivity after overnight orthokeratologyTakahiro Hiraoka
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Tsukuba, Ibaraki, Japan
Invest Ophthalmol Vis Sci 49:4314-20. 2008..To investigate prospectively the time course of changes in ocular higher-order aberration and contrast sensitivity after overnight orthokeratology...
Influence of cosmetically tinted soft contact lenses on higher-order wavefront aberrations and visual performanceTakahiro Hiraoka
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, 1 1 1 Tennoudai, Tsukuba, Ibaraki, 305 8575, Japan
Graefes Arch Clin Exp Ophthalmol 247:225-33. 2009..To investigate the influence of cosmetically tinted soft contact lenses on ocular higher-order aberrations and visual performance, and to analyze the relationship between these parameters after the lens wear...
Toxicological evaluation of micafungin ophthalmic solution in rabbit eyesTakahiro Hiraoka
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Tsukuba, Ibaraki, Japan
J Ocul Pharmacol Ther 21:149-56. 2005..Topical instillation of micafungin solution had no apparent toxicity to the cornea. These results warrant future studies on the efficacy of micafungin ophthalmic solution against corneal fungal infection...
Corneal higher-order aberrations induced by overnight orthokeratologyTakahiro Hiraoka
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Ibaraki, Japan
Am J Ophthalmol 139:429-36. 2005..To evaluate corneal higher-order aberrations induced by overnight orthokeratology for myopia...
Recovery of corneal irregular astigmatism, ocular higher-order aberrations, and contrast sensitivity after discontinuation of overnight orthokeratologyT Hiraoka
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, 1 1 1 Tennoudai, Tsukuba, Ibaraki, Japan
Br J Ophthalmol 93:203-8. 2009..To examine prospectively the recovery of various parameters after discontinuation of overnight orthokeratology...
Patient satisfaction and clinical outcomes after overnight orthokeratologyTakahiro Hiraoka
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Tsukuba, Ibaraki, Japan
Optom Vis Sci 86:875-82. 2009..To assess patient satisfaction following overnight orthokeratology using a visual analogue scale and to find clinical factors that influence patient satisfaction...
Time course of changes in ocular aberrations after instillation of carteolol long-acting solution and timolol gel-forming solutionTakahiro Hiraoka
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, 1 1 1 Tennoudai, Ibaraki, Japan
J Ocul Pharmacol Ther 27:179-85. 2011..To investigate the influence of 2% carteolol long-acting solution (long-acting carteolol) and 0.5% timolol gel-forming solution (timolol gel) on ocular wavefront aberrations...
Influence of induced decentered orthokeratology lens on ocular higher-order wavefront aberrations and contrast sensitivity functionTakahiro Hiraoka
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Ibaraki, Japan
J Cataract Refract Surg 35:1918-26. 2009....
Quantitative evaluation of regular and irregular corneal astigmatism in patients having overnight orthokeratologyTakahiro Hiraoka
Matsumoto Eye Clinic, and Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, 1 1 1 Tennoudai, Tsukuba, Ibaraki 305 8575, Japan
J Cataract Refract Surg 30:1425-9. 2004..To quantitatively assess changes in regular and irregular corneal astigmatism in patients having overnight orthokeratology...
Time course of changes in ocular wavefront aberration after instillation of 0.5% timolol gel-forming solutionTakahiro Hiraoka
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, 1 1 1 Tennoudai, Tsukuba, Ibaraki, 305 8575 Japan
Br J Ophthalmol 94:433-9. 2010..To investigate the influence of 0.5% timolol gel-forming solution on ocular wavefront aberrations...
Corneal sensation after overnight orthokeratologyTakahiro Hiraoka
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Ibaraki, Japan
Cornea 28:891-5. 2009..The purpose of this study was to investigate the influence of overnight orthokeratology on corneal sensation...
[Time course of changes in contrast sensitivity function after application of antiglaucomatous eyedrops]Takahiro Hiraoka
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Tsukuba shi, Ibaraki Ken, Japan
Nihon Ganka Gakkai Zasshi 113:1139-44. 2009..Contrast sensitivity after application, however, has not been examined. The purpose of this study was to investigate the influence of antiglaucomatous eyedrops on contrast sensitivity function...
Corneal iron ring formation associated with overnight orthokeratologyTakahiro Hiraoka
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, 1 1 1 Tennoudai, Tsukuba, Ibaraki 305 8575, Japan
Cornea 23:S78-81. 2004..To describe a case of iron deposition in both eyes after overnight orthokeratology...
Influence of overnight orthokeratology on corneal endotheliumTakahiro Hiraoka
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, 1 1 1 Tennoudai, Tsukuba, Ibaraki 305 8575, Japan
Cornea 23:S82-6. 2004..To evaluate the influence of overnight orthokeratology on the corneal endothelium...
Comparison of micafungin and fluconazole for experimental Candida keratitis in rabbitsTakahiro Hiraoka
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Ibaraki, Japan
Cornea 26:336-42. 2007..To evaluate the efficacy of subconjunctival injection of micafungin in the treatment of experimental Candida albicans keratitis in rabbits compared with fluconazole...
Changes in corneal topography after 25-gauge transconjunctival sutureless vitrectomy versus after 20-gauge standard vitrectomyF Okamoto
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Ibaraki, Japan
Ophthalmology 114:2138-41. 2007..To evaluate the changes in regular and irregular corneal astigmatism after 25-gauge transconjunctival sutureless vitrectomy and 20-gauge standard vitrectomy...
Vision-related quality of life and visual function in patients undergoing vitrectomy, gas tamponade and cataract surgery for macular holeS Fukuda
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, 1 1 1 Tennoudai, Tsukuba, Ibaraki 305 8575, Japan
Br J Ophthalmol 93:1595-9. 2009..To evaluate the relationship between vision-related quality of life (VR-QOL) and visual function in patients undergoing vitrectomy, gas tamponade and cataract surgery for macular hole (MH)...
Changes in higher-order aberrations after scleral buckling surgery for rhegmatogenous retinal detachmentF Okamoto
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Tsukuba, Ibaraki, Japan
Ophthalmology 115:1216-21. 2008..To evaluate changes in higher-order aberrations (HOAs) after scleral buckling surgery for the treatment of rhegmatogenous retinal detachment (RD)...
Mesopic contrast sensitivity and ocular higher-order aberrations in eyes with conventional spherical intraocular lensesYuko Ishii
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Ibaraki, Japan
Am J Ophthalmol 148:298-302.e1. 2009..To investigate relationship between mesopic contrast sensitivity (CS) function and ocular higher-order aberrations in eyes implanted with conventional spherical intraocular lenses (IOL)...
Potential use of (1,3)-beta-D-glucan as target of diagnosis and treatment of keratomycosisYuichi Kaji
Department of Ophthalmology, University of Tsukuba Institute of Clinical Medicine, Tennoudai 1 1 1, Tsukuba, Ibaraki 305 8565, Japan
Cornea 23:S36-41. 2004..In addition, we investigated the efficacy of topical application of micafungin, a new antifungal agent that inhibits the activity of (1,3)-beta-D-glucan synthase in this animal model...
Five-year follow-up of photorefractive keratectomy for myopiaNorihiko Honda
Department of Ophthalmology, University of Tokyo School of Medicine, Tokyo, Japan
J Refract Surg 20:116-20. 2004..Myopic regression occurred in the first year, with continued mild regression of approximately -0.75 D between 2 and 5 years. Nevertheless, the results show the procedure was relatively safe and effective in this group...
Ocular higher-order aberrations and contrast sensitivity after conventional laser in situ keratomileusisNayori Yamane
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Tsukuba, Japan
Invest Ophthalmol Vis Sci 45:3986-90. 2004..201, P=0.007), and spherical-like (r=0.207, P=0.005) aberrations. CONCLUSIONS: Conventional LASIK significantly increases ocular higher-order aberrations, which compromise the postoperative contrast sensitivity function...
Comparison of triamcinolone acetonide, 11-deoxycortisol and other lipid formulae for the visualization of vitreous body in the anterior chamber after posterior capsule rupture in animal modelsYuichi Kaji
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Ibaraki, Japan
Acta Ophthalmol 86:97-102. 2008....
Measurement of ophthalmodynamometric pressure with the vented-gas forced-infusion system during pars plana vitrectomyFumiki Okamoto
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Ibaraki, Japan
Invest Ophthalmol Vis Sci 51:4195-9. 2010..To measure ophthalmodynamometric pressure (ODP) with the vented-gas forced-infusion (VGFI) system during vitrectomy in patients with various vitreoretinal disorders and to investigate factors related to ODP...
Structural analysis of the cornea using scanning-slit corneal topography in eyes undergoing excimer laser refractive surgeryKazutaka Kamiya
Department of Ophthalmology, University of Tokyo School of Medicine, 7 3 1 Hongo, Bunkyo ku, Tokyo, 113 8655, Japan
Cornea 23:S59-64. 2004..To review the time course of corneal anteroposterior shift and refractive stability after myopic excimer laser keratorefractive surgery...
Visualizing the vitreous body in the anterior chamber using 11-deoxycortisol after posterior capsule rupture in an animal modelYuichi Kaji
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Tsukuba, Japan
Ophthalmology 111:1334-9. 2004..To develop a new technique to visualize vitreous body prolapsed in the anterior chamber using 11-deoxycortisol...
Vision-related quality of life and visual function after vitrectomy for various vitreoretinal disordersFumiki Okamoto
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Tsukuba, Ibaraki, Japan
Invest Ophthalmol Vis Sci 51:744-51. 2010..To investigate vision-related quality of life (VR-QOL) in patients undergoing vitrectomy for various vitreoretinal disorders and to evaluate the relationship between VR-QOL and visual function...
Successful treatment of endogenous Klebsiella pneumoniae endophthalmitis: a case reportKotaro Ishii
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Ibaraki, Japan
Int Ophthalmol 31:29-31. 2011..Klebsiella pneumoniae endophthalmitis is rare and despite immediate management, visual outcome is generally poor. We report a case of endogenous K. pneumoniae endophthalmitis that was treated successfully...
Effect of vitrectomy for epiretinal membrane on visual function and vision-related quality of lifeFumiki Okamoto
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Ibaraki, Japan
Am J Ophthalmol 147:869-74, 874.e1. 2009..To evaluate the vision-related quality of life (VR-QOL) in patients undergoing vitrectomy for epiretinal membrane (ERM) removal and to investigate the relationship between VR-QOL and the severity of pre/postoperative metamorphopsia...
Vision-related quality of life and visual function following vitrectomy for proliferative diabetic retinopathyFumiki Okamoto
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, 1 1 1 Tennoudai, Tsukuba, Ibaraki, Japan
Am J Ophthalmol 145:1031-1036. 2008..To evaluate the vision-related quality of life (VR-QOL) and visual function following vitrectomy for proliferative diabetic retinopathy (PDR)...
Toxicities and pharmacokinetics of subconjunctival injection of liposomal amphotericin BYuichi Kaji
Department of Ophthalmology, Tsukuba University Institute of Clinical Medicine, Tsukuba, Ibaraki 305 8575, Japan
Graefes Arch Clin Exp Ophthalmol 247:549-53. 2009..In the present study, we evaluated the ocular toxicity and pharmacokinetics of subconjunctival injection of liposomal AmB...
Vision-related quality of life and visual function after retinal detachment surgeryFumiki Okamoto
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, 1 1 1 Tennoudai, Tsukuba, Ibaraki, Japan
Am J Ophthalmol 146:85-90. 2008..To compare the vision-related quality of life (VR QOL) after rhegmatogenous retinal detachment (RD) surgery with that of normal controls and to investigate the relationship between the VR QOL and visual function after surgery for RD...
Ocular higher-order wavefront aberration caused by major tilting of intraocular lensTetsuro Oshika
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Tennoudai, Ibaraki, Japan
Am J Ophthalmol 140:744-6. 2005..To report a patient with a significant amount of ocular coma-like aberration that was caused by the tilting of an intraocular lens (IOL) who was treated successfully by IOL repositioning surgical procedure...
Vision-related quality of life in patients with pituitary adenomaYoshifumi Okamoto
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Ibaraki, Japan
Am J Ophthalmol 146:318-322. 2008..To evaluate the vision-related quality of life (VR-QOL) in patients with pituitary adenoma...
Vision-related quality of life after transsphenoidal surgery for pituitary adenomaYoshifumi Okamoto
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Ibaraki, Japan
Invest Ophthalmol Vis Sci 51:3405-10. 2010..The use of VFQ-25 provides a more comprehensive overview of the effectiveness of transsphenoidal surgery...
Retention and removal of a new viscous dispersive ophthalmic viscosurgical device during cataract surgery in animal eyesT Oshika
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, 1 1 1 Tennoudai, Tsukuba, Ibaraki, 305 8575 Japan
Br J Ophthalmol 90:485-7. 2006..To assess the retention and removal properties of a new viscous dispersive ophthalmic viscosurgical device (OVD), DisCoVisc, in comparison with those of cohesive (Provisc), dispersive (Viscoat), and viscoadaptive (Healon5) OVDs...
Increased level of (1,3)-beta-D-glucan in tear fluid of mycotic keratitisYuichi Kaji
Department of Ophthalmology, Tsukuba University Institute of Clinical Medicine, Tsukuba, Ibaraki, Japan
Graefes Arch Clin Exp Ophthalmol 247:989-92. 2009..In our study, the concentration of (1,3)-beta-D-glucan was measured in the tear fluid of patients with mycotic keratitis...
Central corneal thickness measurements using Orbscan II scanning slit topography, noncontact specular microscopy, and ultrasonic pachymetry in eyes with keratoconusKeisuke Kawana
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Ibaraki, Japan
Cornea 24:967-71. 2005..Measurements taken by noncontact specular microscopy and ultrasonic pachymetry were comparable. Three devices showed significant linear correlations with one another...
Ciliary body edema after scleral buckling surgery for rhegmatogenous retinal detachmentKeisuke Kawana
Department of Ophthalmology, Institute of Clinical Medicine, University of Tsukuba, Ibaraki, Japan
Ophthalmology 113:36-41. 2006..This study aimed to evaluate quantitatively the time course of changes in ciliary body thickness and AC depth (ACD) before and after the scleral buckling procedure using ultrasound biomicroscopy...
Progression of pellucid marginal degeneration and higher-order wavefront aberration of the corneaKazutaka Kamiya
Division of Ophthalmology, National Tokyo Hospital, Tokyo, Japan
Jpn J Ophthalmol 47:523-5. 2003..There were no obvious changes in crystalline lens and retina. CONCLUSIONS: The results suggest that increases in coma-like aberrations of the cornea reflect the subclinical progression of pellucid marginal degeneration over the years...
Visual acuity measurements using Fourier series harmonic analysis of videokeratography data in eyes after penetrating keratoplastyTakashi Miyai
Meiwakai Medical Foundation, Miyata Eye Hospital, Miyazaki, Japan
Ophthalmology 112:420-4. 2005....
Corneal barrier function, tear film stability, and corneal sensation after photorefractive keratectomy and laser in situ keratomileusisRyohei Nejima
Meiwakai Medical Foundation, Miyata Eye Hospital, Miyazaki, Japan
Am J Ophthalmol 139:64-71. 2005..045). CONCLUSIONS: LASIK induces greater and more prolonged damage to corneal sensation, corneal barrier function, and tear film stability than PRK...
Unusually large plastic toy as a persisting conjunctival foreign bodyChiho Sakata
Jpn J Ophthalmol 51:232-4. 2007
