Konan s cellchek specular microscope features autoalign, autofocus, autocaputure, autoanalysis and autopachymetry for onebutton ease of use. The konan specular microscope images a sample of the corneal endothelium and provides statistical analysis that allows our doctors to evaluate the health and function of the cornea. Because cataract surgery causes some loss of endothelial cells, the risk of postoperative corneal decompensation is increased if preoperative endothelial cell counts are low. This instrument also optically measures the thickness of the cornea. Global specular microscope market analysis 2020 konan. Complete peripheral photography, verification of location and non contact pachymetry. We offer several model options including the konan noncon robo and topcon sp2000p to meet your specular microscope needs. We utilize the konan specular microscope after all of our.
Using computerassisted morphometry, modern specular microscopes analyze the size, shape and population of the endothelial cells. Specular microscopy of the corneal endothelial cell layer is an important diagnostic tool in clinical practice 1, 2. The noninvasive technique is used to evaluate the health of the corneal endothelium or inspect any damage that may have been caused to it by disease, surgery or injury. Konans specular microscopes are the global gold standard. Methods endothelial cell measurements were performed with both the topcon sp3000p and konan noncon robo sp8000 on 34 eyes of 18 consecutive patients of our.
Konans specular microscopes are the global gold standard for precision assessment of the most critical layer of the cornea, the endothelium. Konan additionally includes semiautomated methods to make robust use of minim numbers of observable cells with advanced disease state corneas. A contact specular microscope was compared with a noncontact endothelial camera on 20 eyes of 10 consecutive patients presenting for cataract surgery. The sp1p, specular microscope, workflow takes just a few seconds, requiring minimum training. Konan sets the standard for specular microscopy with strong clinical evidence, ease of use and patented analysis methods that can reliably assess even problematic endothelium. Specular microscopy an overview sciencedirect topics.
The current cpt code for specular microscopy is 92286 special anterior segment photography. Specular microscopy offers us a cellular level view of the corneal endothelium. Digitalization of a wide field contact specular microscope. The investigators propose to compare the endothelial cells with two specular microscopes. Konan noncon cellchek xl nsp9900 specular microscope. Best presentation on specular microscopy ksos drishti 2017. Clinical specular microscopy corneal endothelial cell. Even quicker, even simplerbrandnew standard model is available nowcellchek 20. This important information helps define the best mode of surgery or therapy for a given patient.
Konans specular microscopes are the global gold standard for. Cellchek specular microscope the gold standard konan. Cellchek xl specular microscope from konan medical usa inc. Review of corneal endothelial specular microscopy for fda. Konan specular microscope noncon robo pachy sp9000.
Clinical specular microscopy corneal endothelial cell morphology 1 clinical specular microscopy corneal endothelial cell morphology. Comparative study of the tomey specular microscope em4000. Use of the konan nonconrobo specular microscope in. No difference was found in the percentage of photographs acceptable for cell counting or the time for photography by one or other camera. This constitutes a major limitation when accurate and extended assessment of the. As it is a bilateral code, the reimbursement is the same whether specular microscopy is performed on one or both eyes. Pdf some optical principles of the clinical specular microscope. Using the konan center method, we performed specular analysis on 536 specular images of donor corneal endothelium. Konan specular microscope pdf most popular pdf sites. The 1970s and 80s saw research and publications exploring the normal and pathologic structure, function, 4 healing. Noncon robo specular microscope nsp9900 instruction manual.
Oct 11, 2019 konan specular microscope pdf posted on october 11, 2019 by admin cellchek c. Specular microscopy and the quantification of corneal. Konan provides onsite training, advanced topics webenabled training and the industrys best clinical support. The space saving features combined with its ease of use makes the sp1p, specular microscope, the instrument for a new generation in eye care. The new device is more accurate due to tomeys new core method to count cells. The instrument projects light onto the cornea and captures the image that is reflected from the optical interface between the corneal endothelium and the aqueous humor. Noncontact specular microscopes sm have a very small field of observation usually 0. This is the bottom layer of the cornea which is a critically important layer for the health and well being of the entire cornea. Medicare reimbursement for specular microscopy heidelberg faq. Konan s specular microscope makes it possible to observe the endothelium at high magnification and provides a detailed assessment of the cornea. Thank you very much for purchasing konan specular microscope x nsp9900. Use of the konan nonconrobo specular microscope in clinical research henry f. Reteval many diseases and disorders affect various cell populations in the retina, and ergs provide an objective, noninvasive method of evaluating retinal function reteval is the only fda 510k cleared, nonmydriatic, fullfield mobile erg device, and is easier to use than you might think.
The sp3000p specular microscope is an electronic instrument for medical use. Comparison of corneal endothelial cell measurements by two. For availability in your country, please check with your distributor. Cellchek endothelial cell morphology is like a canary in the coal minea potential warning that the structural stability of the endothelium has been affected, possibly by surgical procedures, disease, trauma or contact lenses. In this study we compare corneal endothelial cell density and morphometry measurements from two widely used noncontact specular microscopes, the topcon sp3000p and konan noncon robo sp8000. Endothelial cell images captured with the konan specular microscope at a resolution of 640. Refurbished konan cell check 9900 specular microscope. The magnified view of the corneal endothelium with the specular microscope compared with slitlamp examination allows qualitative assessments including evaluation of endothelial disease and possible dysfunction in the form of guttae, cell dropout, and stress.
Listing a study does not mean it has been evaluated by the u. Konans specular microscopes are used globally for both well vision and medical patients. Specular microscopy, in vivo tandem scanning confocal microscopy tscm, scanning slit confocal microscopy sscm, and highfrequency ultrasound biomicroscopy are examined. It is not only used to assess the health of the endothelium in patients with corneal diseases, but is also part of the routine examinations after corneal transplantation.
Konan specular microscopy is an invaluable tool to screen for corneal diseases as such as fuchs dystrophy, keratoconus, other corneal dystrophies, and trauma. Information january 30, 2020 thank you very much for visiting our corporate website. Konan s specular microscopes are the global gold standard for precision assessment of the most. Other specular microscope companies provide their own proprietary software. Q does medicare cover endothelial cell count performed with a specular microscope. Cellchek xl k120264 indications for use the em4000 specular microscope is a noncontact ophthalmic microscope, optical pachymeter, and camera intended for examination of the corneal endothelium and for measurement of the thickness of the cornea. Specular microscopy image quality scale for endothelial cell. Trauma, 17 contact lens wear, 18 refractive surgeries, 1921 diabetes, 22 and corneal disease,2325 all impact ecd and morphology. Medicare reimbursement for specular microscopy heidelberg. Precise calibration of the individual specular microscope is not as important as a constant calibration throughout the study. Multi area specular microscopy in addition to conventional central and peripheral specular microscopy, the cem530 includes a nidek original function that captures paracentral images.
Experienced eye care doctors use specular microscopy to study a patients corneal endothelium. To that end, noncontact specular microscopy allows optometrists to. Some optical principles of the clinical specular microscope. The endothelium, the most posterior layer of the cornea, is a monolayer of approximately 350,000 to 500,000 highly specialized cells. Specular microscopy is a noninvasive photographic technique that allows you to visualize and analyze the corneal endothelium. Press release market research store global specular microscope market analysis 2020 konan, topcon, nidek, tomey, wavetek, hy vision star, hai labs, inc. For practices that want greater detail on a cellular level than biomicroscopy provides, browse laser locators refurbished specular microscopes.
Konan s specular microscopes are the global gold standard for precision assessment of the most critical layer of the cornea, the endothelium. Global specular microscope market analysis 2020 konan, topcon. Pdf the clinical specular microscope is used to examine and photograph human endothelial cells in vivo. Jun 15, 2009 use specular microscopy to diagnose corneal disease specular microscopy is a noninvasive photographic technique that facilitates rapid and accurate diagnosis of corneal endotheliopathies. Specular microscope definition of specular microscope by. Use specular microscopy to diagnose corneal disease. Jun 23, 2015 nowadays different types of specular microscope exist. Specular microscopy utilises the difference in refractive index at the corneal endotheliumaqueous interface to view and photograph the endothelial cells see above purkinje ii and specular reflection page 165. Specular microscopy study full text view clinicaltrials. A camera that takes highmagnification images of the cellular layer of the inner surface of the cornea. Jul 05, 20 experienced eye care doctors use specular microscopy to study a patients corneal endothelium. Nidek specular microscope cem530 k565 konan medical, inc. One of the major benefits of the konan specular microscope is its high accuracy in assessing corneal cell issues. Cellchek specular specifications and faq konan medical.
Aug 15, 2012 at nittany eye associates, we use a cellchek xl clinical specular microscope system konan medical, which allows us to visualize the corneal endothelium at the cellular level in vivo. Review of corneal endothelial specular microscopy for fda clinical. The digital device was composed of an acquisition unit consisting in a contact konan specular sp5500 equipped with a digital camera canon eos 6d and a linuxbased computer. Comparative study of the tomey specular microscope em4000 and the konan cellchek xl the safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Specular microscope an overview sciencedirect topics. The information that the specular microscope provides is valuable for assessing the long term effects of the surgical trauma of the procedure, and specular microscopy is critical to understanding your personal outcomes with dsaek. Have slit lamp evidence of endothelial dystrophy e. Cellchek specular microscope fundamentals konan medical. Even quicker, even simplerbrandnew standard model is available. Konan s cellchek specular microscope features autoalign, autofocus, autocapture, autoanalysis and autopachymetry for onebutton ease of use. Comparison of corneal endothelial image analysis by konan. Konan s priority in this unprecedented situation is the health and safety of our employees and their families. Cellchek plus k120264 indications for use the nidek specular microscope cem530 is a noncontact ophthalmic microscope, optical pachymeter, and camera intended for.
Center method is mentioned in fda panel minutes as being the gold standard and is used by virtually every professional reading center for independent assessment of corneal endothelial analytics. Type class i, type b electrical equipment ambient temperature. The information that the specular microscope provides is valuable for assessing the long term effects of the. Highgrade model providing widefield visualization of the cornea. The instrument projects light onto the cornea and captures the image that is reflected from the optical interface between the. We are following official guidance to minimize the spread of covid19 and have adjusted operations accordingly. We utilize the konan specular microscope after all of our dsaek surgery. Our optometrists use a specular microscope to diagnose corneal disease in its very early stages. A specular microscopy is a covered procedure under medicare when reasonable and necessary for patients who meet one or more of the following criteria. The information that the specular microscope provides is.
Noncon robo specular microscope nsp9900 instruction. Specular microscopy is a noninvasive photographic technique that allows for analysis and visualization of the corneal endothelium. Medicare has a national coverage determination policy addressing. Specular microscopy is used to determine the number of cells per square millimeter of corneal endothelium. It is a quicker data entry method and easier to approximate the center. The combination of central, paracentral, and peripheral imaging provides a broader, overall view that can be used for detailed morphological and quantitative. There are special analytical tools that come with the microscope to help in the diagnosis of conditions and to pinpoint potential issues for further examination. Topcon shall not take any responsibility for damage due to fire, earthquakes, actions by third persons and other accidents, or damage due to negligence and misuse by the user and any use under unusual conditions. Noncontact konan specular microscope, wide field and fully automatic photography. It is this light that is captured by the specular microscope and forms the image of interest.
David maurice was the first to develop a specular microscope in 1968. Konan cellchek xl nsp9900 specular microscope endothelial epithelium cell counter. Our products are designed with particular attention to safety. The microscope system includes 19 touch screen, motorized table, and printer. Azar, mph emory university eye center atlanta, georgia. As a result, you can easily analyze endotherial cells with simple input operation. One observer analyzed these images by using the konan system and a second observer by using the biooptics bambi system. Specular microscopy image quality scale for endothelial. The cellchek xl delivers cellular level imaging of the corneal endothelium with the industrys most comprehensive tools for cellular morphology and trending. The konan noncon robo sp6000 can provide cell count function but other endothelial variables can be obtained only when the machine is connected to a separate cell ana. Konans specular microscopes are the global gold standard for precision. Comparison of endothelial cell measurements by two eye. All konan specular microscopes feature center method and flexcenter semiautomated analysis tools. Specular microscope this device features the latest technology to meet all the customer.
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