Search for: "ophthalmology" - 99 articles found

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Article • Trade fair presence

Taiwan blends tech and tradition at Medica 2023

AI features for automation, integrated systems and more: the role of medical technology has never been as vital as today, and MedTech companies from Taiwan are putting their best foot forward to contribute. At the 2023 Medica trade fair, visitors of the Taiwanese pavilion not only had the opportunity to see the latest medical products on display, but also get acquainted with Taiwanese culture in…

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Sponsored • Trade fair presence

A myriad of French innovations at Medica 2021

This year as every year, the very best in global HealthTech will be converging on Dusseldorf for the Medica trade fair. With more than 127 companies attending the event from November 15-18, France will have one of the largest contingents there. Grouped together under the brand umbrella of “French Healthcare”, the French MedTech companies will be presenting their many innovations to industry…

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News • Blindness prevention

Blue is the clue for diabetic retinopathy risk

Researchers from Tokyo Medical and Dental University (TMDU) demonstrate a thorough and non-invasive imaging technique to identify areas of the eye affected by diabetic retinopathy (DR), a progressive eye disease associated with diabetes and a leading cause of blindness. The researchers have found that blue light can be used to probe the depths of the eye and uncover areas affected by DR.

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News • Eye disease prevention

Using AI to screen for glaucoma

Scientists from the Nanyang Techniogical University (NTU) Singapore, in collaboration with clinicians at Tan Tock Seng Hospital (TTSH) in Singapore, have developed a novel method that uses artificial intelligence (AI) to screen for glaucoma, a group of eye diseases that can cause vision loss and blindness through damage to the optic nerve at the back of the eye. Glaucoma is often called ‘the…

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News • Vision for vision

Reversing blindness: Award for cone optogenetics gene therapy

The Foundation Fighting Blindness has granted 600,000 US$ to help Hendrik Scholl as principal investigator define a novel way of reversing blindness. Hendrik Scholl is Director of the Institute of Molecular and Clinical Ophthalmology Basel (IOB), Professor and Chairman of the Department of Ophthalmology, University of Basel, and Head of the University Hospital’s Eye Clinic in Basel, Switzerland.

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News • The stronger sex after all

Why women may be better equipped to fight Covid-19

When it comes to Covid-19, women seem to be the stronger sex, suffering severe disease at about half the rate as men, but the reason for this has been elusive. Now a chance experiment by an ophthalmology researcher at Duke Health has led to an insight: Women have more of a certain type of immune cell that fights infections in mucosal tissue, and these immune cells amass in the lungs, poised to…

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News • Proof of concept

Surveillance system tracks Covid infection hotspots in hospital

A University of Manchester team has applied new techniques to detect and track the transmission of Covid-19 in hospital. The proof of concept system combines the movement and interaction of staff and patients with genomic sequencing of the virus, helping to signpost how best to improve patient pathways, staff movement and reduce risk. They identified hotspots within hospitals where patients and…

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News • Promising approach for eye diseases

Functional human retinas created in a dish

Scientists have generated accurate replications of human retinas in culture that can be used to pinpoint the specific types of cells affected by genetic eye diseases. The culmination of a six-year effort, this achievement will accelerate progress in developing new therapies and was reported in Cell by a team led by Botond Roska at the Institute for Molecular and Clinical Ophthalmology Basel (IOB)…

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News • Ophthalmology

Nanoparticles for gene therapy cure eye diseases

Johns Hopkins scientists report the successful use of nanoparticles to deliver gene therapy for blinding eye disease. A uniquely engineered large molecule allows researchers to compact large bundles of therapeutic DNA to be delivered into the cells of the eye.

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News • Reversing incurable cause for blindness

Macular degeneration: Gene therapy restores vision

Macular degeneration is one of the major reasons for visual impairment, round the globe, close to 200 million people are affected. It damages the photoreceptors in the retina, which lose their sensitivity to light. This can lead to impaired vision or even complete blindness. Scientists at the Institute of Molecular and Clinical Ophthalmology Basel (IOB) together with colleagues from the German…

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Article • Man and machine

Robotic surgery is expanding

Standardisation of robotic surgery procedures is seeing increased usage and improved outcomes for patients and could also play a role in helping with the overall well-being of surgeons in terms of, for example, ergonomic benefits that could reduce repetitive strain injury (RSI) and back conditions. Richard Kerr from the Royal College of Surgeons (England) recently chaired the RCS Commission on…

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Article • UK hospital gains single platform data access

Implementing an enterprise-wide imaging strategy

The current introduction of instant access to all patient clinical imaging and medical documentation in one picture archiving and communication system (PACS) for use throughout the Princess Alexandra Hospital Trust (PAHT), in Essex, UK, lies in the hands of Imaging Systems Manager and radiographer Stephen Townrow. In 2017, Townrow went to his hospital’s Board with a business case to consolidate…

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News • Tele-ophthalmology trial

Eye tele-exam via 5G smartphone stream successful

A trial tele-ophthalmology system pioneered by the University of Strathclyde and NHS Forth Valley, has paved the way for what's believed to be one of the world’s first tele-examinations of an eye streamed live using a 5G smart phone. The system uses a live video feed to securely connect doctors, opticians and patient through a mixture of 3-D printed technology developed at Strathclyde, and the…

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News • Prototype program

App to detect eye disorders in children

A smartphone application has been developed that can help parents detect early signs of eye disease by searching their children’s photographs for traces of leukocoria, also known as “white eye”. The CRADLE app (ComputeR Assisted Detector LEukocoia) searches for traces of abnormal reflections from the retina called leukocoria or “white eye,” a primary symptom of retinoblastoma, as well…

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News • Macular degeneration as a biomarker

Eye scan shows diseases at an early stage

More and more people aged 50 and over are suffering from age-related vision disorders. According to the World Health Organization, in four out of five cases they could be avoided if they were diagnosed at an early stage. A European team of scientists, including the Leibniz Institute of Photonic Technology (Leibniz IPHT) in Jena, has now researched a new method that will enable doctors to better…

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News • Biomedical engineering

Cornea restoration: Scientists develop physical biomarker

Our eyes – considered by many to be the windows to the soul – need constant care, and as we age, they sometimes also need significant repair. The panes of these windows – the corneas – are transparent tissues that have been the focus of some of the oldest and most common transplantation surgeries. Now thanks to researchers in Kyoto, some such transplants may become even safer. The team,…

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News • Cost-effective telemedical eye screening

Smartphones save sight

About one in ten people in southern India is diabetic. Around one in three suffers from a so-called diabetic retinopathy (DR), a disease of the retina caused by diabetes. Untreated, DR is often the cause of visual impairment and blindness. However, many of those affected have symptoms only in the late stages of the disease. Early detection is therefore all the more important in order to intervene…

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News • Macular Degeneration

Implanted drug ‘reservoir’ reduces injections

In a clinical trial of 220 people with “wet” age-related macular degeneration, Johns Hopkins Medicine researchers, collaborators from many sites across the country, and Genentech in South San Francisco have added to evidence that using a new implant technology that continuously delivers medication into the eyes is safe and effective in helping maintain vision and reduces the need for…

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News • Virtual reality

Glaucoma detection with brain-based VR device

A wearable brain-based device called NGoggle that incorporates virtual reality (VR) could help improve glaucoma diagnosis and prevent vision loss. Duke University researchers funded by the National Eye Institute (NEI) have launched a clinical study testing the device in hopes that it could decrease the burden of glaucoma, a major cause of blindness in the U.S. The device consists of head-mounted…

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Sponsored • Equipment

New medical cameras and displays

Designing medical imaging systems for surgical, ophthalmology and microscope-mounting applications, Ikegami Tsushinki Co. Ltd, from Tokyo, Japan, is showing the latest additions to its range of medical cameras and medical-grade displays. ‘The new MKC-X800 is a progressive-scan camera with an ultra-high-sensitivity 4K-native CMOS imager,’ Ikegami reports. ‘Measuring just 34 x 40 x 40 mm, the…

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Article • The impact of AI

Radiology and radiologists: a painful divorce

AI-based applications will replace radiologists in some areas, the physicist Bram van Ginneken predicts. ‘The profession of radiologist will change profoundly,’ predicts Gram van Ginneken, Professor of Medical Image Analysis at Radboud University Medical Centre. The cause is automatic image analysis by computers (first published in a paper in 1963) and deep learning.

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News • Macular degeneration

Deteriorating eyesight is part of getting older? Don't be so sure

Many people accept deteriorating eyesight as an inevitable part of getting older, but blurry or distorted vision – such as when straight lines appear wavy – could be signs of age-related macular degeneration. The condition is the most common cause of severe vision loss in people age 50 and older in developed countries.

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News • Don't turn a blind eye

Annual dilated eye exams key in preventing diabetic eye disease

Diabetic eye disease is the leading cause of blindness among people ages 40 to 60. The longer you have diabetes, the greater your likelihood of developing vision problems increases. Keeping blood sugar, blood pressure and cholesterol levels under control can help people with diabetes maintain good eye health. They must also have a dilated eye exam once a year, says Dr. Malav Joshi, an…

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News • Ophthalmology

Researchers explore way to reverse diabetic blindness

Johns Hopkins researchers have discovered a cell signaling pathway in mice that triggers vision loss in patients with diabetic retinopathy and retinal vein occlusion – diseases characterized by the closure of blood vessels in the retina, leading to blindness. In experiments that suppressed vascular endothelial growth factor (VEGF) in the eye, researchers were able to re-establish normal blood…

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Sponsored • Single-use cervical rotating biopsy punch

Dermatology added to a fine portfolio

A new Cervical Rotating Biopsy Punch featuring a low profile jaw was ‘designed to provide specialists with better access to the transformation zone,’ DTR Medical reports, adding that the punch offers a 360° rotation for flexible positioning and the sharp metal jaw to ensure a clean cut, delivering the clinician with the best possible view and the assurance of achieving biopsies first time.

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News • Perception research

Why do we see colors the way we do?

Dr. Wolf M. Harmening from University Eye Hospital Bonn, together with American colleagues, studied color vision by probing individual sensory cells – photoreceptors – in the human eye. The results reveal that proximity effects play a key role in how we perceive colors.

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News • Exposure study

Got eye freckles? The sun might be to blame

In a study well-timed for summer, vision scientists have found that eye freckles, dark spots on the colored part of the eye (iris), are more frequently found in people with higher lifetime exposure to sunlight. While not malignant, eye freckles could indicate the presence or risk of sunlight-triggered eye diseases like cataract or macular degeneration.

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News • Ophthalmology

Potential predictor of glaucoma damage identified

Glaucoma, a leading cause of blindness worldwide, most often is diagnosed during a routine eye exam. Over time, elevated pressure inside the eye damages the optic nerve, leading to vision loss. Unfortunately, there’s no way to accurately predict which patients might lose vision most rapidly. Now, studying mice, rats and fluid removed from the eyes of patients with glaucoma, researchers at…

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News • Ophthalmology

New eye test detects earliest signs of glaucoma

A simple eye test could help solve the biggest global cause of irreversible blindness, glaucoma. In clinical trials, the pioneering diagnostic test - developed by researchers at UCL Institute of Ophthalmology and the Western Eye Hospital - allowed doctors to see individual nerve cell death in the back of the eye.

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Article • Imaging Infections

Zika birth defects decrease, but…

ECR 2017 Guest Lecturer Maria de Fatima Vasco Aragao, a radiologist from Pernambuco state, Brazil, has been tracking the Zika virus ever since it broke out in her country in 2015. She will highlight how CT and MRI can help reach diagnosis, especially in the absence of microcephaly. In an exclusive interview with European Hospital correspondent Mélisande Rouger, the radiologist warned there might…

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News • Surgery

Virtual Reality helps in surgical planning

Before an operation, surgeons have to obtain the most precise image possible of the anatomical structures of the part of the body undergoing surgery. University of Basel researchers have now developed a technology that uses computed tomography data to generate a three-dimensional image in real time for use in a virtual environment.

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News • Announcement

International Conference on 3D Printing in Medicine

At the 2nd International Conference on 3D Printing in Medicine from May 19-20, 2017 in Mainz, Germany, the focus is on innovative deployment options for the 3D print process in medicine. Today already, 3D printing is being applied in virtually all medical disciplines.

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News • Diabetes

Telemedicine could improve access to eye exam

Electronic eye exams could become popular in the U.S. among patients who see them as an easy way to visit the eye doctor. After a nationwide telemedicine diabetic screening program in England and Wales, for example, diabetic retinopathy is no longer the leading cause of blindness there.

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News • Infection

Evidence of Zika virus found in tears

Researchers have found that Zika virus can live in eyes and have identified genetic material from the virus in tears, according to a study from Washington University School of Medicine in St. Louis. The research, in mice, helps explain why some Zika patients develop eye disease, including a condition known as uveitis that can lead to permanent vision loss.

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News • BRIM

Technology helps ID aggressive early breast cancer

When a woman is diagnosed with the earliest stage of breast cancer, how aggressive should her treatment be? Will the non-invasive cancer become invasive? Or is it a slow-growing variety that will likely never be harmful? Researchers at the University of Michigan developed a new technology that can identify aggressive forms of ductal carcinoma in situ, or stage 0 breast cancer, from non-aggressive…

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News • Carestream

Île-de-France Region implements Image Sharing

Carestream Health has been selected to implement the Shared Regional Medical Imaging Services (S-PRIM) project in the Île-de-France, the largest region in France, with 12 million residents, making up 19% of the French population. The S-PRIM project will enable rapid implementation of a shared medical imaging infrastructure to ensure the continuity of basic services, such as migration of…

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Interview • Patient portal

‘It is happening now!’

Two years ago European Hospital spoke with Hans Vandewyngaerde, President for Europe, the Middle East and Africa (EMEA) for Agfa HealthCare, about a sweeping vision the company called ‘Images without Boundaries’. The idea was to build a capability to share images from anywhere to anyone involved in a patient’s care.

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Article • Procurement

Fundus screening enters shopping centres

Telemedicine is taking strides throughout Europe. While in Germany telemedicine projects appear to be off to a slow start (see the electronic health card), in other countries progress is going full throttle. In September, at the German-Dutch symposium ‘Using optimisation potential: Telemedicine and procurement management’ a number of Dutch approaches were presented. Report: Sylvia Schulz

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Interview • Genom

I looked into my genes and changed some habits

“These dates we have access to a lot of genetic information which had previously not been available to us. For the individual, this can provide options for action with regards to leading a healthier lifestyle or to try and prevent diseases,” knows Dr. Theodor Dingermann. The senior professor of the Goethe University in Frankfurt am Main has had his own genome decoded. In parts, the result…

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News • Eyes

New eye structures discovered

"It's not everyday that one newly discovers parts of the human body," says Roy S. Chuck, MD, PhD, Chairman Department of Ophthalmology and Visual Sciences, Albert Einstein College of Medicine.

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News • Neurology

Improved brain implants

By implanting electrodes in the brain tissue one can stimulate or capture signals from different areas of the brain. These types of brain implants, or neuro-prostheses as they are sometimes called, are used to treat Parkinson's disease and other neurological diseases.

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News • Genetics

Genetic interaction offers target for glaucoma therapy

Scientists at the University of California, San Diego School of Medicine have elucidated a genetic interaction that may prove key to the development and progression of glaucoma, a blinding neurodegenerative disease that affects tens of millions of people worldwide and is a leading cause of irreversible blindness.

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News • Call for papers

Ultrahigh Field MR: Cutting Edge Technologies Meet Clinical Practice

The tremendous progress of ultrahigh field magnetic resonance (UHF-MR) is a powerful motivator to transfer the lessons learned from basic research into the clinic. These efforts are fueled by the quest for advancing the capabilities of biomedical and diagnostic MRI, today. With this in mind momentum is gathering for broader clinical studies and applications. Realizing these opportunities, MAGMA -…

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News • Blindness

OCT technology detects blood vessel in the eye

Research published in the Proceedings of the National Academy of Sciences (PNAS) demonstrates that technology invented by researchers at Oregon Health & Science University’s Casey Eye Institute can improve the clinical management of the leading causes of blindness. Optical coherence tomography (OCT) angiography could largely replace current dye-based angiography in the management of these…

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Article • Personalised medicine

Computerised tailor-made retinopathy therapy

Nowadays the concept of personalised medicine is usually applied to oncology. However, there are other clinical disciplines in which therapies tailored to the individual patient are within reach, viz. ophthalmology. In the researchers’ limelight is intravitreal drug delivery since the outcomes of injections into the vitreous differ from patient to patient. Ophthalmologists in Vienna, Austria,…

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Article • Brain Imaging

Detailed images of the brain

Refined acquisition techniques and coils facilitate the assessment of cranial nerves with MRI. Professor Dr Elke Gizewski, Director of the University Clinic for Neuroradiology at the Medical University Innsbruck, Austria, is an expert in diagnostic and interventional neuroradiology and explains pathologies and scanning techniques for intracranial nerves.

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A pathologist in your pocket

We live in a connected world, a very different world than it was a decade ago, said Eric Topol MD. Mobile devices, wearable devices are driving a creative revolution, reducing costs of healthcare, increasing patient access to health information.

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Brain Cancer Blood Vessels Not Substantially Tumor-Derived

Johns Hopkins scientists have published laboratory data refuting studies that suggest blood vessels that form within brain cancers are largely made up of cancer cells. The theory of cancer-based blood vessels calls into question the use and value of anticancer drugs that target these blood vessels, including bevacizumab (Avastin).

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Surgical site infections

Post-operative wound infection occurs after an estimated 17% of surgical operations – sometimes with devastating consequences for the patient. The list of preventive measures is manifold and long. However, one strategy is increasingly moving into the spotlight: the use of antibacterial coated sutures. Ethicon Products is at the cutting edge in this field. Sandra Rasche, head of this Business…

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Hospitals and Cost Management

No more healthcare myopia! Although Szabolcs Dorotovics, MD MBA and Managing Director for Global Ventures at Johns Hopkins Medicine International, Baltimore, USA, is not an ophthalmologist, he urged the HMS audience to put on their specs and look beyond institutional, national and cultural borders and boundaries.

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First clinical use of new Z Align tool

The new Z Align, a function of the Callisto eye, which is part of the Zeiss Toric Solution for implantation of toric IOLs in patients with astigmatism, is set for first clinical use during surgery at the Heppenheim Eye Clinic.

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The Epidot SC

Founded in Poland, in 1993, Echo-Son S.A. manufactures the ultrasound colour Doppler scanners Spinel II, Epidot_SC, Desmin_M, Epidot_V and the portable (b/w) Desmin_F, Desmin_H and Albit, for medical and veterinary applications (2.5-12.0 MHz, Doppler) and ophthalmology: A+B mode scanner 12 MHz and pachymeter 20MHz.

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40 years of MEDICA

When we organised the first Diagnostic Week in Karlsruhe, in 1969, no one could have known that this event would one day turn into the annual highlight in the world of medicine, reflected Dr Wolfgang Albath, laboratory medicine pioneer and one of the founding fathers of MEDICA the world`s largest medical trade show. Initially planned as a moving exhibition, the show has been based in…

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Barco advance the frontiers of telemedicine

MultiSense Communications, a medical conferencing solutions provider based in High Wycombe, UK, in conjunction with medical imaging specialist Barco, recently demonstrated the clinical benefits of today's telemedicine systems. During a live open heart surgery operation at the Imperial College Hospital in Hammersmith, UK, an entire heart valve repair procedure was captured and transmitted to a…

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Leading UK hospital orders 50 NCR MediKiosks

The technology firm NCR Corporation, which specialises in automated teller machines, self-checkouts and other self- and assisted-service solutions, announced in April that King's College Hospital NHS Foundation Trust in London has chosen to install the firm's new patient automated arrival system NCR MediKiosk. This autumn, 50 MediKiosks will be deployed in the dermatology, haematology,…

The impact of laser technology on medicine

The construction of the first fully functional laser in 1960 was not just an important milestone in physics; it paved the way for numerous innovations in various medical applications. Recent technologic developments and the latest results from research and application in laser driven therapy, diagnostics, and production, were presented and discussed in the context of a workshop,

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Laser eye procedure beats corneal transplants

Specialists at the Imperial College Healthcare NHS Trust, in London, have started using pioneering laser surgery to treat patients with pathological eye conditions, such as superficial corneal scarring.

How save are antiangiogenic and anti-inflammatory drugs really?

Since Rofecoxib (Vioxx) was withdrawn from the worldwide market based on the safety findings of the Adenomatous Polyp Prevention on Vioxx (APPROVe) study, the uncertainty around the cardiovascular safety of NSAIDs and COX-2 inhibitors remains and leaves practitioners with difficult management decisions for the hundreds of millions of patients worldwide who continue to require pain-relieving…

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I see diabetes in your eyes

Diabetes fires researchers imagination: Two scientists at the University of Michigan Kellogg Eye Center developed a new screening device that gives early warnings of diabetes and its vision complications within five minutes.

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NEW VISIBILITY FOR NECKER-ENFANTS MALADES in Paris

In the heart of Paris, the Necker children's hospital, the oldest in the world dedicated to paediatrics, was suffocating inside a completely inward-looking enclave. The challenge was to achieve a vast upheaval to overcome the hospital's lack of relationship with its surroundings and open it onto the city, while also carrying out an in-depth metamorphosis to adapt it to new requirements.

The optical biopsy: Coming into view?

A British collaboration has secured £325,000 (?460,000) of government backing to develop an in vivo optical imaging probe for diagnostic and therapeutic applications in oncology. The long-term objective is to use optical coherence tomography (OCT), an interferometric imaging modality, to perform real-time diagnosis and to guide the removal of cancerous or precancerous tissue during the same…

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Article • Ophthalmology

Aetiology of glaucoma

A study of european scientists reveals that misfolded amyloid beta proteins, generally regarded as the cause for Alzheimer's disease, could also cause glaucoma. The scientists tested several drugs and their effect on the progression of glaucoma - pharmaceuticals usually used to treat Alzheimer's disease had most effect.

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High-Frequency Eyeball Sonography in the Differential Diagnosis of Papillae Changes

Since the beginning of the 90s, sonography has been a solid diagnostic pillar in ophthalmology centers, but it is also used by related medical disciplines, such as pediatrics, whose patients require ophthalmological treatment. For all age groups, the fundus of the eye, and especially the optic disk, is well-suited for high-frequency sonography with linear transducers. This type of examination…

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Nurse-surgeons

Waiting lists, EU limits on working hours, doctor and nursing staff shortages, how could healthcare providers overcome all those hurdles let alone glimpse the winning post ahead?

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