• Materials relate chiefly to Wood's "Introduction to the Literature of Vertebrate Zoology" (1921-1956), falconry (1930s), his unpublished memoir (1930s), the development of McGill University's Emma Shearer Wood and Blacker Libraries (1918-1941), the history of ophthalmology (1925-1936), "Fundus Oculi" (1911-1934), his travels and research expeditions studying birds in their natural habitat (1920-1940), political interests, and correspondence relating to these activities and subjects. (mcgill.ca)
  • Hence, portable fundus cameras play an important role in imaging the retina of the eye. (factmr.com)
  • Conventional fundus cameras illuminate large areas of the retina, typically with a flash lamp, and capture 35-45 degree, high-resolution digital images. (biomedcentral.com)
  • Fluorescent angiography fundus photo examination showed central serous chorioretinopathy OS. (sriwijayaopthalmology.com)
  • A cohort of children and adolescents with overweight or obesity underwent clinical and metabolic assessment and fundus oculi examination, in order to identify clinical and hormonal risk factors for early retinopathy. (biomedcentral.com)
  • I also perform a complete ocular examination with endothelial cell count, fundus, macular OCT, IOP and optic nerve scan. (ophthalmologytimes.com)
  • Oculus' Pentacam AXL Wave is the newest addition to the company's Pentacam line and supplements its anterior segment tomography and optical biometry with retroillumination and total-eye wavefront and object refraction with the addition of a Hartmann-Shack sensor. (reviewofophthalmology.com)
  • With recent advances in Orbscan slit-scanning topography (Bausch & Lomb, Rochester, New York, USA) and the Pentacam rotating Scheimpflug camera (Oculus, Wetzlar, Germany), anterior and posterior corneal elevation and pachymetric maps provide useful data to discriminate subclinical KCN from normal. (entokey.com)
  • I integrate topographic images and data from two anterior topographic screening tools (Atlas 9000, Zeiss and Pentacam, Oculus). (ophthalmologytimes.com)
  • Clear and detailed photographs allow for an accurate evaluation of the ocular fundus and provide a precise documentation of retinal findings that can be archived, shared for telemedicine applications, or used as a valuable educational tool [ 1 ]. (biomedcentral.com)
  • Both the area of the break in the ellipsoid zone seen in "en face" optical coherence tomographic (OCT) images and microperimetric focal retinal sensitivity loss have been proposed as potential measures of progression in macular telangiectasia. (emmes.com)
  • En face OCT mapping of the ellipsoid zone appears to demonstrate structural change before mesopic microperimetry can detect a focal loss of retinal sensitivity. (emmes.com)
  • What makes this so great is that it provides the doctor with a view of the fundus that is five times larger than the standard Welch Allyn ophthalmoscope and provides a 25-degree field-of-view of the back of the eye, which includes the macula and the optic nerve, without having to dilate the pupil. (guldenophthalmics.com)
  • According to Fact.MR, a market research and competitive intelligence provider, global nonmydriatic handheld fundus camera demand is currently valued at around US$ 140 million and is anticipated to surge at a CAGR of 8% through 2026. (factmr.com)
  • US Ophthalmic's new non-mydriatic, 100-degree field of view, 12-megapixel digital fundus camera, the EFC-2600, and its EZER operating system, is fully automatic and will make early detection and diagnosis of vision-threatening eye conditions quick, efficient and affordable for all patients, according to the company. (reviewofophthalmology.com)
  • Furthermore, some of these studies evaluate their algorithms on a single dataset, thus avoiding potential problems associated with the differences in fundus imaging devices, such as camera resolution. (unm.edu)
  • The retinal vasculature is easily analyzable by the use of a fundus camera. (biomedcentral.com)
  • In this study, we aimed to evaluate the color rendering properties of the white LED confocal system and compare them to those of a conventional flash fundus camera through chromaticity analysis. (biomedcentral.com)
  • A white LED confocal device (Eidon, Centervue, Padova, Italy) and a traditional flash fundus camera (TRC-NW8, Topcon Corporation, Tokyo, Japan) were used to capture fundus images. (biomedcentral.com)
  • The variability of the barycenter positions was higher in the white LED confocal system than in the conventional fundus camera. (biomedcentral.com)
  • Eidon provides more-balanced color images, with a wider richness of color content, compared to a conventional flash fundus camera. (biomedcentral.com)
  • Currently, color images acquired with traditional fundus cameras continue to play a pivotal role in the documentation, diagnosis and monitoring of retinal disorders [ 2 , 3 ]. (biomedcentral.com)
  • Fundus photography involves taking a series of images of your eye's interior part through the pupil. (factmr.com)
  • Conventional flash fundus cameras capture color images that are oversaturated in the red channel and washed out in the green and blue channels, resulting in a retinal picture that often looks flat and reddish. (biomedcentral.com)
  • There is increasing recognition that the use of specific wavelengths and confocal technologies can help with better detection and delineation of fundus images [ 4 , 5 , 6 ]. (biomedcentral.com)
  • D-EYE is another ophthalmoscope that utilizes a smartphone, currently only iPhones, that can record both photos and video of the fundus oculi. (guldenophthalmics.com)
  • Expanding at a noteworthy CAGR of 8% , the global nonmydriatic handheld fundus cameras market is projected to increase from a valuation of US$ 140 million in 2022 to US$ 190 million by the end of 2026. (factmr.com)
  • Non-mydriatic fundus cameras produce better results than other devices such as slit lamps. (factmr.com)
  • Fundus cameras market size is expected to reach a valuation of US$ 640 million by 2026. (factmr.com)
  • Due to a decline in the number of patients with diabetic retinopathy and other vision issues being admitted to hospitals, the nonmydriatic handheld fundus cameras market was been impacted during the COVID-19 period. (factmr.com)
  • What Aspects are Driving Market Share of Non-mydriatic Handheld Fundus Cameras? (factmr.com)
  • For that reason, more recent fundus imaging systems have taken advantage of principles of confocal technology. (biomedcentral.com)
  • Detailed phenotyping was performed, including clinical evaluation, electroretinography, fundus photography, fundus autofluorescence imaging (FAF) and spectral-domain optical coherence tomography (OCT). (eyehospital.nl)
  • METHODS: A cohort of genotypically confirmed choroideremia cases who underwent optical coherence tomography (OCT) and fundus autofluorescence (FAF) imaging was studied. (ox.ac.uk)
  • Fundus examination revealed chorioretinal atrophy of the posterior pole contiguous with the disc in all but 1 patient that was associated with marked loss of autofluorescence on fundus autofluorescence imaging. (ox.ac.uk)
  • When the fundus cannot be visualized, ocular ultrasonography should be performed to exclude retinal detachment, posterior vitreous detachment, vitreous hemorrhage, ocular tumors, intraocular foreign bodies, retrobulbar hematoma, and increased intracranial pressure. (medscape.com)
  • The pecten oculi is highly vascular and pigmented structure which plays an important role in various functions of the eye such as providing nutrition to retina, maintaining retinal circulation, regulation of intraocular pressure, maintaining the pH and providing oxygen gradient to retina [3]. (heraldopenaccess.us)
  • In the case of operating on all four eyelids, the plastic surgeon in Noida will always start with the upper ones, making an incision in order to remove excess skin and tighten the orbicularis oculi muscle. (drsahilsingla.com)
  • The subcutaneous tissue is loose and devoid of fat, and in it are found the fibres of the orbicularis oculi muscle-a small separate bundle of which, termed the muscle of Riolan, occupies the margin of the lids behind the eyelashes. (co.ma)
  • The orbicularis oculi has been completely removed. (co.ma)
  • These accordion folds were initiated from cauda of optic nerve and travelled via fundus distally into the vitreous humour as an undulated pathway as snake. (heraldopenaccess.us)
  • Pecten oculi of Guinea fowl has shown various anatomical features thereby it performs various functions as the organ of haemostatic utility, phagocytosis, providing source of energy to vitreous after the diffusion, protecting eye from ultraviolet sunlight radiation, supplementation of nutrition and provide oxygen to the retina to have visual acuity. (heraldopenaccess.us)
  • 3. Fundus imaging in newborn children with wide-field scanning laser ophthalmoscope. (nih.gov)
  • 9. Performance evaluation of two fundus oculi angiographic imaging system: Optos 200Tx and Heidelberg Spectralis. (nih.gov)
  • 12. Wide-angle fundus imaging through the Boston keratoprosthesis. (nih.gov)
  • Furthermore, some of these studies evaluate their algorithms on a single dataset, thus avoiding potential problems associated with the differences in fundus imaging devices, such as camera resolution. (unm.edu)
  • Fundus oculi--Imaging--Data processing. (unm.edu)
  • the TCM for "nourishing Qi" and "activating blood" can often achieve good curative effects for the treatment of fundus diseases. (hindawi.com)
  • In the design of the dosage form, prolonging the retention time of the drug in the eye, overcoming a variety of drug delivery barriers, and increasing the concentration of the drug in the posterior segment of the eye are the keys to exert the therapeutic effect of the drug on fundus oculi diseases. (hindawi.com)
  • No diseases were found in the outer eye and fundus oculi. (lupinepublishers.com)
  • Volk carries two different autoclavable BIO lenses: the 20D ACS® for general diagnostic use, and the 28D ACS® for wider field fundus scanning. (emseye.com)
  • The study employed high quality non-mydriatic (i.e. pupil dilation is not required) fundus photography (FP) (Oculus Nidek AFC-230, 45 FOV) and a infra-red reflectance (IR) en face image obtained by scanning laser ophthalmoscope (SLO) (Heidelberg Spectralis, 30 FOV) to produce representative images of the retina and optic nerve. (health-atlas.de)
  • Plenty of blood vessels and pigment cells were observed located in pecten oculi [6,7]. (heraldopenaccess.us)
  • Pecten Oculi of Guinea fowl ( Numida Meleagris ) was studied on their 18 eyes for gross, histological, histochemical and ultrastructural observations. (heraldopenaccess.us)
  • 15. Quantitative image analysis of macular drusen from fundus photographs and scanning laser ophthalmoscope images. (nih.gov)
  • The maximum average length and height of pecten oculi was found on the tune of 3.378±0.061 mm and 5.913±0.074 mm respectively. (heraldopenaccess.us)
  • The size and number of folds in pecten oculi are varied in accordance to the different type of diuranel and nocturnal birds [11,12]. (heraldopenaccess.us)
  • The inferior oblique muscle or obliquus oculi inferior is a thin, narrow muscle placed near the anterior margin of the floor of the orbit. (optometrial.com)
  • Microscopically the pecten oculi showed an organization as the festoon of blood capillaries with their elastic, collagen and reticular fibers that were corresponding with the structure of spring diving board, which works after the Hook's law. (heraldopenaccess.us)