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Artykuły w czasopismach na temat "Corneal ablation"

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Wilkerson, Joseph L., Sandip K. Basu, Megan A. Stiles, Amanda Prislovsky, Richard C. Grambergs, Sarah E. Nicholas, Dimitrios Karamichos, Jeremy C. Allegood, Richard L. Proia i Nawajes Mandal. "Ablation of Sphingosine Kinase 1 Protects Cornea from Neovascularization in a Mouse Corneal Injury Model". Cells 11, nr 18 (17.09.2022): 2914. http://dx.doi.org/10.3390/cells11182914.

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The purpose of this study was to investigate the role of sphingosine kinase 1 (SphK1), which generates sphingosine-1-phosphate (S1P), in corneal neovascularization (NV). Wild-type (WT) and Sphk1 knockout (Sphk1−/−) mice received corneal alkali-burn treatment to induce corneal NV by placing a 2 mm round piece of Whatman No. 1 filter paper soaked in 1N NaOH on the center of the cornea for 20 s. Corneal sphingolipid species were extracted and identified using liquid chromatography/mass spectrometry (LC/MS). The total number of tip cells and those positive for ethynyl deoxy uridine (EdU) were quantified. Immunocytochemistry was done to examine whether pericytes were present on newly forming blood vessels. Cytokine signaling and angiogenic markers were compared between the two groups using multiplex assays. Data were analyzed using appropriate statistical tests. Here, we show that ablation of SphK1 can significantly reduce NV invasion in the cornea following injury. Corneal sphingolipid analysis showed that total levels of ceramides, monohexosyl ceramides (HexCer), and sphingomyelin were significantly elevated in Sphk−/− corneas compared to WT corneas, with a comparable level of sphingosine among the two genotypes. The numbers of total and proliferating endothelial tip cells were also lower in the Sphk1−/− corneas following injury. This study underscores the role of S1P in post-injury corneal NV and raises further questions about the roles played by ceramide, HexCer, and sphingomyelin in regulating corneal NV. Further studies are needed to unravel the role played by bioactive sphingolipids in maintenance of corneal transparency and clear vision.
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Liang, Wentao, Li Huang, Xiang Ma, Lijie Dong, Rui Cheng, Marcus Dehdarani, Dimitrios Karamichos i Jian-xing Ma. "Pathogenic Role of Diabetes-Induced Overexpression of Kallistatin in Corneal Wound Healing Deficiency Through Inhibition of Canonical Wnt Signaling". Diabetes 71, nr 4 (19.01.2022): 747–61. http://dx.doi.org/10.2337/db21-0740.

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It was reported previously that circulation levels of kallistatin, an endogenous Wnt signaling inhibitor, are increased in patients with diabetes. The current study was conducted to determine the role of kallistatin in delayed wound healing in diabetic corneas. Immunostaining and Western blot analysis showed kallistatin levels were upregulated in corneas from humans and rodents with diabetes. In murine corneal wound healing models, the canonical Wnt signaling was activated in nondiabetic corneas and suppressed in diabetic corneas, correlating with delayed wound healing. Transgenic expression of kallistatin suppressed the activation of Wnt signaling in the cornea and delayed wound healing. Local inhibition of Wnt signaling in the cornea by kallistatin, an LRP6-blocking antibody, or the soluble VLDL receptor ectodomain (an endogenous Wnt signaling inhibitor) delayed wound healing. In contrast, ablation of the VLDL receptor resulted in overactivation of Wnt/β-catenin signaling and accelerated corneal wound healing. Activation of Wnt signaling in the cornea accelerated wound healing. Activation of Wnt signaling promoted human corneal epithelial cell migration and proliferation, which was attenuated by kallistatin. Our findings suggested that diabetes-induced overexpression of kallistatin contributes to delayed corneal wound healing by inhibiting the canonical Wnt signaling. Thus, kallistatin and Wnt/β-catenin signaling in the cornea could be potential therapeutic targets for diabetic corneal complications.
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Abdelhalim, Ibrahim, Omnia Hamdy, Aziza Ahmed Hassan i Salah Hassab Elnaby. "Nd:YAG fourth harmonic (266-nm) generation for corneal reshaping procedure: An ex-vivo experimental study". PLOS ONE 16, nr 11 (29.11.2021): e0260494. http://dx.doi.org/10.1371/journal.pone.0260494.

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Corneal reshaping is a common medical procedure utilized for the correction of different vision disorders relying on the ablation effect of the UV pulsed lasers, especially excimer lasers (ArF) at 193 nm. This wavelength is preferred in such medical procedures since laser radiation at 193 nm exhibits an optimum absorption by corneal tissue. However, it is also significantly absorbed by the water content of the cornea resulting in an unpredictability in the clinical results, as well as the high service and operation cost of the commercial ArF excimer laser device. Consequently, other types of solid-state UV pulsed lasers have been introduced. The present work investigates the ablation effect of solid-state laser at 266 nm in order to be utilized in corneal reshaping procedures. Different number of pulses has been applied to Polymethyl Methacrylate (PMMA) and ex-vivo rabbit cornea to evaluate the ablation effect of the produced laser radiation. PMMA target experienced ellipse-like ablated areas with a conical shape in the depth. The results revealed an almost constant ablation area regardless the number of laser pulses, which indicates the stability of the produced laser beam, whereas the ablation depth increases only with increasing the number of laser pulses. Examination of the ex-vivo cornea showed a significant tissue undulation, minimal thermal damage, and relatively smooth ablation surfaces. Accordingly, the obtained 266-nm laser specifications provide promising alternative to the traditional 193-nm excimer laser in corneal reshaping procedure.
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Kummelil, Mathew Kurian, Rohit Shetty, Luci Kaweri, Shama Shaligram i Mukesh Paryani. "Outcomes of a Management Strategy in Eyes with Corneal Irregularity and Cataract". BioMed Research International 2016 (2016): 1–8. http://dx.doi.org/10.1155/2016/8497858.

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Purpose. To evaluate the outcomes of a management strategy in patients with irregular corneas and cataract.Methods. Six eyes of four patients presented for cataract surgery with irregular corneas following corneal refractive surgery. Topoguided ablation regularised the cornea, followed by phacoemulsification and intraocular lens implantation. Zonal keratometric coefficient of variation (ZKCV) measured structural changes and visual quality metrics measured functional improvement.Results. The mean duration after corneal refractive surgery was7.83±2.40years. The logmar uncorrected distance visual acuity (0.67±0.25) and the corrected distance visual acuity (0.38±0.20) improved to0.34±0.14and0.18±0.10, respectively. The changes in the standard deviations of the zonal keratometry values and the ZKCV were statistically significant in the 2, 3, and 4 mm zones. The changes in the Strehl ratio (ANOVAp=0.043) were also statistically significant.Conclusions. Corneal regularisation followed by phacoemulsification resulted in lower residual refractive error with improved visual quality metrics. This strategy is a viable option in patients with symptomatic cataracts and irregular corneas.
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ZHANG, DI, TAIFENG SUN, HAIXIA ZHANG i LIN LI. "THE SIMULATION STUDY ON THE DEFORMATION OF RABBIT CORNEA AFTER REFRACTIVE SURGERY WITH DIFFERENT CUTTING THICKNESS". Journal of Mechanics in Medicine and Biology 17, nr 08 (grudzień 2017): 1750118. http://dx.doi.org/10.1142/s0219519417501184.

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Based on the inflation tests data of rabbit cornea, finite element analysis has been applied to determine the material parameters, simulate corneal refractive surgery and study postoperative corneal deformations. The corneal profile and apical displacement data were recorded during the inflation experiment of five rabbit corneas. Inverse finite element method was applied to determine the material parameters from the corneal apical displacements. Based on the determined material parameters and the corneal profile information, we established five corneal geometry models that simulate refractive surgery with different cutting amounts. We analyzed displacements at corneal apex and cutting edge, corneal surface curvatures under different pressures. Both Ogden model ([Formula: see text]) and Yeoh model ([Formula: see text]) gave good fits to the experiment data. The maximum of error square sum between the calculated value and the experimental value of the displacements per point at the corneal profile was less than 0.06[Formula: see text]mm. For each model with the increase of pressure, the displacement at cutting edge was larger than that at corneal apex, both of them increased, and curvature radius of anterior and posterior corneal surface increased slowly, but the refractive power decreased slowly and tended to be a stable value. Under the same pressure, the larger the cutting amount, the larger the displacements at corneal apex and cutting edge with a cutting edge displacement of about 1.10 (less ablation model) and 1.02 (larger ablation model) times the corneal vertex displacement. Both Ogden model and Yeoh model can be used to describe corneal mechanical responses of inflation experiment. After refractive surgery, the displacement at cutting edge is larger than that at corneal apex, the curvature radius of anterior (posterior) corneal surface increases (decreases), and the refractive power decreases.
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Gutierrez, Miguel-Angel, Zejin Zhu, Rachael Philips, Anna U. Eriksson, Ramesh Halder, Peter Kim, Jennifer King, Narsing Rao i Ram Raj Singh. "Conditional ablation of Langerhans cells exacerbates autoimmune corneal inflammation (P5134)". Journal of Immunology 190, nr 1_Supplement (1.05.2013): 58.21. http://dx.doi.org/10.4049/jimmunol.190.supp.58.21.

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Abstract Ocular surface inflammation is common and sometimes severe in autoimmune diseases. Little is known about the role of cornea-resident dendritic cells, including Langerhans cells (LC), in ocular surface autoimmunity. Here, we analyzed corneal LC in autoimmune-prone MRL mice. LC (CD11c+ CD207+) were more abundant and activated (CD86+ CD40+) in the corneal epithelium of MRL mice than of B6 mice. However, LC were ~5-fold lower in the corneal stroma of MRL mice than of B6 mice. LC in cervical lymph nodes were also lower in MRL mice than in B6 mice. Ongoing studies will examine whether the increase of activated LC in corneal epithelium, but their reduction in corneal stroma and eye-draining lymph nodes in autoimmune mice is due to a defect in the migration of LC from the cornea to eye-draining lymph nodes. Since LC are believed to carry antigens from tissues to their respective draining lymph nodes to maintain tolerance in a tissue-specific manner, the reduced LC in eye-draining lymph nodes may lead to the breakdown of tolerance to eye antigens. To directly test the role of LC in ocular autoimmunity, we introgressed the Lang-eGFP.DTR knockin mutation from the stock B6 mice that express diphtheria toxin receptor (DTR) driven by Langerin promoter (Malissen, 2005) onto the MRL background. Diphtheria toxin injections depleted LC in Lang-eGFP.DTR MRL mice and accelerated corneal inflammation. Taken together, these data suggest a protective role of LC in corneal inflammation.
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Alcalde, Ignacio, Cristina Sánchez-Fernández, Susana Del Olmo-Aguado, Carla Martín, Céline Olmiere, Enol Artime, Luis M. Quirós i Jesús Merayo-Lloves. "Synthetic Heparan Sulfate Mimetic Polymer Enhances Corneal Nerve Regeneration and Wound Healing after Experimental Laser Ablation Injury in Mice". Polymers 14, nr 22 (15.11.2022): 4921. http://dx.doi.org/10.3390/polym14224921.

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(1) Background: Abnormal corneal wound healing compromises visual acuity and can lead to neuropathic pain. Conventional treatments usually fail to restore the injured corneal tissue. In this study, we evaluated the effectiveness of a synthetic heparan sulfate mimetic polymer (HSmP) in a mouse model of corneal wound healing. (2) Methods: A surgical laser ablation affecting the central cornea and subbasal nerve plexus of mice was used as a model of the wound-healing assay. Topical treatment with HSmP was contrasted to its vehicle and a negative control (BSS). Corneal repair was studied using immunofluorescence to cell proliferation (Ki67), apoptosis (TUNEL assay), myofibroblast transformation (αSMA), assembly of epithelial cells (E-cadherin) and nerve regeneration (β-tubulin III). (3) Results: At the end of the treatment, normal epithelial cytoarchitecture and corneal thickness were achieved in HSmP-treated animals. HSmP treatment reduced myofibroblast occurrence compared to eyes irrigated with vehicle (p < 0.01) or BSS (p < 0.001). The HSmP group showed 50% more intraepithelial nerves than the BSS or vehicle groups. Only HSmP-treated corneas improved the visual quality to near transparent. (4) Conclusions: These results suggest that HSmP facilitates the regeneration of the corneal epithelium and innervation, as well as restoring transparency and reducing myofibroblast scarring after laser experimental injury.
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Tatar, Mehmet Gurkan, Feride Aylin Kantarci, Aydin Yildirim, Haşim Uslu, Hatice Nur Colak, Hasan Goker i Bulent Gurler. "Risk Factors in Post-LASIK Corneal Ectasia". Journal of Ophthalmology 2014 (2014): 1–4. http://dx.doi.org/10.1155/2014/204191.

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Purpose. To evaluate the risk factors for post-laser in situ keratomileusis (LASIK) ectasia.Materials and Methods. Medical records of 42 eyes of 28 (10 women, 18 men) patients who developed corneal ectasia after LASIK were retrospectively reviewed. Topographical features and surgical parameters of those patients were evaluated.Results. The mean age of patients was34.73±6.50(23–48) years and the mean interval from LASIK to the diagnosis of post-LASIK ectasia was36.0±16.92(12–60) months. The following factors were determined as a risk factors: deep ablation (>75 μm) in 10 eyes, FFK (forme fruste keratoconus) in 6 eyes, steep cornea (>47 D) in 3 eyes, pellucid marginal degeneration (PMD) in 2 eyes, thin cornea (<500 μm) in 2 eyes, thin and steep cornea in 2 eyes, thin cornea and deep ablation in 5 eyes, FFK and steep cornea in 2 eyes, and FFK, steep cornea, and deep ablation in 1 eye. However no risk factor has been determined in 9 eyes (21.4%).Conclusion. The findings of our study showed that most of the patients who developed post-LASIK ectasia have a risk factor for post-LASIK ectasia. However, the most common risk factor was deep ablation.
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Gelber, Tammy A., Kathleen Waltz, Corine R. Ghosn, Michael E. Stern, Beatrice Cochener, Lih-Huei L. Liaw i Michael W. Berns. "Corneal wound healing following excimer laser ablation". Proceedings, annual meeting, Electron Microscopy Society of America 51 (1.08.1993): 10–11. http://dx.doi.org/10.1017/s0424820100145893.

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The excimer laser is currently being investigated in ophthalmology for refractive correction, including myopia, hyperopia and astigmatism. Laser photo ablation offers a consistent, precisely controllable method of tissue removal that potentially gives the surgeon more accurate control of surgical results than do conventional methods of corneal reshaping (i.e., diamond knives for radial keratotomy). In addition, there is interest in using laser photo ablation to smooth irregular corneal surfaces and to remove corneal stromal opacities. Early clinical studies have elucidated two problems common to refractive surgery. First, the cornea tends to develop a subepithelial haze approximately two weeks post-op in the ablation zone. In most cases this subsides during the ensuing six months. Second, the initial level of refractive correction reverses during the process of healing. This problem tends to be exaggerated in patients whose correction is greater than five diopters requiring a deeper ablation. Depending on the depth of the ablation, the epithelium, Bowman’s layer and the anterior stroma will be removed. The reparative process includes reepithelialization and the restoration of the stroma through the migration of keratocytes to the wound area. This is followed by the secretion of collagenases as well as new collagen and extracellular matrix (GAGs).
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Seiler, Theo, i Mohammad H. Dastjerdi. "Customized corneal ablation". Current Opinion in Ophthalmology 13, nr 4 (sierpień 2002): 256–60. http://dx.doi.org/10.1097/00055735-200208000-00013.

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Rozprawy doktorskie na temat "Corneal ablation"

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Tang, Maolong. "Corneal mean curvature mapping application in laser refractive surgery /". The Ohio State University, 2004. http://rave.ohiolink.edu/etdc/view?acc_num=osu1094593446.

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Yi, Fan, i n/a. "Optimal Algorithmic Techniques of LASIK Procedures". Griffith University. School of Engineering, 2006. http://www4.gu.edu.au:8080/adt-root/public/adt-QGU20070216.152339.

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Clinical wavefront-guided corneal ablation has been now the most technologically advanced method to reduce the dependence of glasses and contact lenses. It has the potential not only to eliminate spherocylindrical errors but also to reduce higher-order aberrations (HOA). Recent statistics show that more than 96% of the patients who received laser in situ keratomileusis (LASIK) treatment reported their satisfaction about the improvement on vision, six months after the surgery. However, there are still patients complaining that their vision performance did not achieve the expectation or was even worse than before surgery. The reasons causing the unexpected post-surgical outcome include undercorrection, overcorrection, induced HOA, and other postoperative diseases, most of which are caused by inaccurate ablation besides other pathological factors. Therefore, to find out the method to optimize the LASIK procedures and provide a higher surgical precision has become increasingly important. A proper method to calculate ablation profile and an effective way to control the laser beam size and shape are key aspects in this research to resolve the problem. Here in this Master of Philosophy degree thesis, the author has performed a meticulous study on the existing methods of ablation profile calculation and investigated the efficiency of wavefront only ablation by a computer simulation applying real patient data. Finally, the concept of a refractive surgery system with dynamical beam shaping function is sketched, which can theoretically overcome the disadvantages of traditional procedures with a finite laser beam size.
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Mackanos, Mark A. "The effect of pulse structure on soft tissue laser ablation at mid-infrared wavelengths". Diss., 2004. http://etd.library.vanderbilt.edu/ETD-db/available/etd-11292004-165251/.

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Książki na temat "Corneal ablation"

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T, Azar Dimitri, Camellin Massimo i Yee Richard W, red. LASEK, PRK, and excimer laser stromal surface ablation. New York: Marcel Dekker, 2005.

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MD, Ellen Penno. Surface Ablation: Techniques for Optimum Results. Slack Incorporated, 2013.

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(Editor), Scott MacRae, Ronald Krueger (Editor) i Raymond A. Applegate (Editor), red. Customized Corneal Ablation: The Quest for SuperVision. Slack Incorporated, 2001.

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(Editor), Scott MacRae, Ronald Krueger (Editor) i Raymond A. Applegate (Editor), red. Customized Corneal Ablation: The Quest for Super Vision (Slide Set). Slack Incorporated, 2001.

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Azar, Dimitri T., Massimo Camellin i Richard W. Yee. LASEK, PRK, and Excimer Laser Stromal Surface Ablation. Taylor & Francis Group, 2004.

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Ang, Robert Edward, Sandeep Jain, Takuji Kato, Jae Bum Lee i Ronald R. Krueger. LASEK, PRK, and Excimer Laser Stromal Surface Ablation (Refractive Surgery). Informa Healthcare, 2004.

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Paolo, Vinciguerra, red. Refractive surface ablation: PRK, LASEK, epi-LASIK, custom, PTK, and retreatment. Thorofare, NJ: SLACK, 2007.

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Vinciquerra, Paolo, i Fabrizio Camesasca. Refractive Surface Ablation: PRK, LASEK, Epi-lasik, Custom, PTK, and Retreatment. Slack Incorporated, 2006.

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Refractive surface ablation: PRK, LASEK, epi-LASIK, custom, PTK, and retreatment. Thorofare, NJ: SLACK, 2006.

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Części książek na temat "Corneal ablation"

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Bühren, Jens. "Corneal Ablation". W Encyclopedia of Ophthalmology, 1–2. Berlin, Heidelberg: Springer Berlin Heidelberg, 2016. http://dx.doi.org/10.1007/978-3-642-35951-4_424-6.

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Bühren, Jens. "Corneal Ablation". W Encyclopedia of Ophthalmology, 516–17. Berlin, Heidelberg: Springer Berlin Heidelberg, 2018. http://dx.doi.org/10.1007/978-3-540-69000-9_424.

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MacRae, Scott M. "Customized Corneal Ablation". W Adaptive Optics for Vision Science, 311–30. Hoboken, NJ, USA: John Wiley & Sons, Inc., 2005. http://dx.doi.org/10.1002/0471914878.ch12.

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Awwad, Shady T., Sam Arba Mosquera i Shweetabh Verma. "Corneal Wavefront-Guided Ablation". W Customized Laser Vision Correction, 167–84. Cham: Springer International Publishing, 2018. http://dx.doi.org/10.1007/978-3-319-72263-4_5.

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Steinberg, Johannes, Stephan J. Linke i Toam R. Katz. "Therapeutic Excimer Ablation". W Complications in Corneal Laser Surgery, 177–98. Cham: Springer International Publishing, 2016. http://dx.doi.org/10.1007/978-3-319-41496-6_13.

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Steinberg, Johannes, i Stephan J. Linke. "Complications and Management in Laser Refractive Surface Ablation (SA)". W Complications in Corneal Laser Surgery, 127–53. Cham: Springer International Publishing, 2016. http://dx.doi.org/10.1007/978-3-319-41496-6_11.

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Alió, Jorge L., i Felipe A. Soria. "Refractive Surprise After Cataract Surgery Solved by Surface Ablation of a Patient That Underwent Corneal Refractive Surgery 12 Years Ago". W Difficult and Complicated Cases in Refractive Surgery, 23–25. Berlin, Heidelberg: Springer Berlin Heidelberg, 2014. http://dx.doi.org/10.1007/978-3-642-55238-0_5.

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Rácz, B., Zs Bor, B. Hopp, G. Szabó, I. Süveges, J. Mohay, I. Ratkay i A. Füst. "Ultrafast Photography of the Cornea Ablation". W Laser in der Medizin / Laser in Medicine, 412–14. Berlin, Heidelberg: Springer Berlin Heidelberg, 1994. http://dx.doi.org/10.1007/978-3-642-93548-0_93.

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Lee, Juhee, i Jihee Kim. "Emerging Technologies in Scar Management: Laser-Assisted Delivery of Therapeutic Agents". W Textbook on Scar Management, 443–49. Cham: Springer International Publishing, 2020. http://dx.doi.org/10.1007/978-3-030-44766-3_50.

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AbstractTopical application of medications is difficult through intact skin due to physiological barrier of stratum corneum. Effective transdermal drug delivery system can offer distinct advantages over the topical application and oral administration of drugs. Laser systems have showed clinical benefits for patients in various types of scars for decades. In particular, the advent of fractional resurfacing advanced laser has enhanced the scar treatments dramatically. A fractional laser irradiates cells with high precision by controlling the area and degree of ablation through laser settings. In addition to local thermal destruction and stimulation, fractionated devices may also play an important role in drug delivery through the skin. Preclinical studies substantiate enhanced drug accumulation for a variety of topically applied drugs after ablative fractional laser therapy. Laser-assisted drug delivery is an evolving technology with potentially broad clinical applications. Multiple studies demonstrate that laser pretreatment of the skin can increase the permeability and depth of penetration of topically applied drug molecules. We discuss the mechanisms of laser-assisted drug delivery for scar treatment to enhance our understanding of this evolving technology and suggest optimal protocols of treatment.
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Siano, S., R. Pini, R. Salimbeni, M. Vannini, R. Brancato, F. Carones i P. G. Gobbi. "Measurement of Pressure Waves Induced inside the Eye by Excimer Laser Ablation of the Cornea". W Biomedical Optical Instrumentation and Laser-Assisted Biotechnology, 269–74. Dordrecht: Springer Netherlands, 1996. http://dx.doi.org/10.1007/978-94-009-1750-7_23.

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Streszczenia konferencji na temat "Corneal ablation"

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Husinsky, W., S. Mitterer, G. Grabner i I. Baumgartner. "Interaction of laser light with biological tissue-fundamental ablation processes and applications". W Microphysics of Surfaces, Beams, and Adsorbates. Washington, D.C.: Optica Publishing Group, 1989. http://dx.doi.org/10.1364/msba.1989.wc10.

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We have investigated the photo-ablation of human corneal tissue and and found effective, apparently non-conventional-thermal photoablation of human cornea by UV and non-UV-laserlight. Photo-ablation of polymers and human tissue by UV-laserlight has been extensively investigated in the last few years. Its potential application to laser surgery of the cornea has triggered a variety of investigations, comprising both, basic studies of the mechanisms of photoablation of biological-tissue as well as clinical applications for corneal or lens surgery.
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Ediger, M. N., i G. H. Pettit. "Corneal ablation research at the FDA". W Conference Proceedings LEOS'96 9th Annual Meeting IEEE Lasers and Electro-Optics Society. IEEE, 1996. http://dx.doi.org/10.1109/leos.1996.571652.

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Soderberg, Per G., Fabrice Manns, Stephen Sulhorn, Nelson Salas, Jr., Peggy D. Lamar i Jean-Marie A. Parel. "Corneal ablation rate at 266 nm". W Biomedical Optics 2003, redaktorzy Fabrice Manns, Per G. S÷derberg i Arthur Ho. SPIE, 2003. http://dx.doi.org/10.1117/12.482465.

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Burstein, Neal L., Ronald N. Caster, Perry S. Binder, Michael W. Berns i Roy C. McCord. "Corneal Healing After Excimer Laser Surface Ablation". W 1988 Los Angeles Symposium--O-E/LASE '88, redaktor Michael W. Berns. SPIE, 1988. http://dx.doi.org/10.1117/12.945343.

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Ye Han, Yang Xiang-Jie i Yi Guang-Bin. "A model to calculate corneal ablation profile based on toric corneal surface". W 2009 International Conference on Future BioMedical Information Engineering (FBIE). IEEE, 2009. http://dx.doi.org/10.1109/fbie.2009.5405869.

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Pettit, G. H., M. N. Ediger i R. P. Weiblinger. "Argon fluoride excimer laser ablation of cornea". W OSA Annual Meeting. Washington, D.C.: Optica Publishing Group, 1991. http://dx.doi.org/10.1364/oam.1991.mmm5.

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While the ablation of corneal tissue by pulsed 193-nm excimer laser light has been extensively studied for various clinical uses, the underlying laser-tissue interaction remains poorly understood. We have examined the process in vitro by several methods: monitoring the photoacoustic deflection of a He-Ne laser probe beam passing tangentially above the corneal irradiation site, examining the temporal profile of excimer pulses reflected from or transmitted through corneal samples in ablation conditions, and surveying the ArF laser light scattered from the ablation target. The photoacoustic technique indicates that the corneal etch process is consistent over an initial train of pulses, implying that a cumulative incubation effect does not occur with ablation of this tissue. Reflectometry measurements reveal that the trailing portion of the reflected excimer pulse is strongly attenuated. This reflected pulse clipping becomes progressively more pronounced with increasing incident pulse fluence, indicating dynamic optical properties of the material during laser irradiation. Scattered laser light signals and transmitted pulse profiles have been acquired to assess the cause of this reflected pulse distortion.
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Jean, Benedikt J., i Thomas Bende. "Selective corneal optical aberration (SCOA) for customized ablation". W BiOS 2001 The International Symposium on Biomedical Optics, redaktorzy Fabrice Manns, Per G. Soederberg i Arthur Ho. SPIE, 2001. http://dx.doi.org/10.1117/12.429259.

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Mackanos, Mark A., Karen M. Joos, John A. Kozub i E. D. Jansen. "Corneal ablation using the pulse stretched free electron laser". W Biomedical Optics 2005, redaktorzy Fabrice Manns, Per G. Soederberg, Arthur Ho, Bruce E. Stuck i Michael Belkin. SPIE, 2005. http://dx.doi.org/10.1117/12.596603.

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Furzikov, Nickolay P. "Origin of corneal bleaching under chemical HF laser ablation". W OE/LASE '92, redaktor Steven L. Jacques. SPIE, 1992. http://dx.doi.org/10.1117/12.137456.

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Hoffman, Hanna J., William B. Telfair i Henry G. Plaessmann. "Corneal ablation with short-pulse mid-IR laser radiation". W BiOS '99 International Biomedical Optics Symposium, redaktorzy Steven L. Jacques, Gerhard J. Mueller, Andre Roggan i David H. Sliney. SPIE, 1999. http://dx.doi.org/10.1117/12.350028.

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