News • 3D printed masks
Animal noses inspire new air filter designs
The new 3D-printable mask design promises easy breathing for users while maintaining similar levels of protection against pathogens found in N95 and surgical masks.
Search for: "aerosol" - 64 articles found
News • Alternative to swab
COVID-19 infection detected in breath tests
Traces of the SARS-CoV-2 coronavirus that causes COVID-19 can be detected in microscopically small fluid droplets exhaled during a very short time span.
News • Public transport
Down the tube: Is the Underground 'Covid safe'?
Is the Underground a safe means of transport in times of Covid-19? A computer simulation, developed at the University of Leeds, has calculated the infection risk.
News • Alternative to injection
Inhaled vaccine delivers broad protection against SARS-CoV-2
Scientists have confirmed that an inhaled form of COVID vaccine can provide broad, long-lasting protection against the original strain of SARS-CoV-2 and variants of concern.
News • Wearable
Air sampler assesses exposure to SARS-CoV-2
A passive air sampler clip can help assess personal exposure to SARS-CoV-2, which could be especially helpful for workers in high-risk settings.
News • Potential game-changer
Telling COVID-19 apart from influenza
Researchers have developed a diagnostic for SARS-CoV-2 that is capable of differentiating between COVID-19 and the garden-variety bug with fast turnaround.
News • UV-C barrier against aerosols
An 'invisible wall' to keep out SARS-CoV-2
An invisible protective wall of UV-C light developed by researchers in Munich could reliably curb the spread of viruses and other pathogens in rooms while allowing total freedom of movement.
Article • Pandemic management
Lessons learned from Covid-19 by a large hospital radiology department
When the coronavirus first struck in the US, hospitals in New York City were the first to feel the impact. Radiologists Professor Judy Yee, M.D., and Mark C. Liszewski, M.D., describe the lessons learned and talk about their firsthand experiences.
Extraction
Snibe – Molecision MP-32
Dimensions: 460 × 392 × 470 mm (w × d × h)Weight: 33 kgSample througput: 1–32 tests/hHighlights: Molecision MP-32 is a fully-auto nucleic acid extraction instrument towards good and efficient preparation for varieties of applications such as PCR, RT-PCR, sequencing, etc.Fully automated workflow to minimize handling errorOptimized reaction conditions ensure the…
Sample processing
Zybio - M1000 Automated Liquid Pipetting Robotics
Dimensions: 750 × 560 × 810 mm (d × w × h)Sample throughput: 16 sample tubes per loadTip loading/ejection: automaticDaily throughput: over 3,500 samplesTypical application: liquid pipetting, serial dilution, plate filling, pre-amplification setupHighlights:Multi-functional with fast speed, as fast as within 4 minutesHEPA filter and UV system to eliminate aerosol…
Sample Processing
ASP Lab Automation – Bench-top Decapper DeCap Pro
Dimensions: 560 × 360 × 610 mm (w × h × d)Sample throughput: Over 2,000 tubes per hourHighlights:DeCap Pro decapper is a compact bench-top device that safely and efficiently removes original caps from blood specimen tubes.Avoids potential health risks from Carpel Tunnel Syndrome and aerosol contaminationTubes are loaded and decapped in analyzer racksHandles up to…
News • Covid-19 & influenza
Will there be a twindemic?
“Twindemic” is a term that has not yet been in the headlines but is likely to become part of our lexicon as the summer progresses.
News • Better ventilation needed
COVID-19 virus gets better at becoming airborne
Study suggests need for better ventilation and tight-fitting masks, in addition to widespread vaccination to help stop spread of the virus.
News • Usage for Covid-19 and beyond
'Microwaving' an ambulance could revolutionise surface disinfection
Microwave engineers, infectious disease specialists and polymer scientists from the University of Edinburgh, Heriot-Watt University and the University of Strathclyde have teamed up to create a novel microwave sterilisation method that could revolutionise the way ambulances and hospitals are being disinfected.
News • Coronavirus research
Contagious cash? The role of banknotes and coins in Covid-19 infections
How long do coronaviruses remain infectious on banknotes and coins? Is it possible to become infected through contact with cash? Experts at the European Central Bank, in collaboration with the Department of Medical and Molecular Virology at Ruhr-Universität Bochum, wanted to clarify this question. The researchers led by Professor Eike Steinmann and Dr. Daniel Todt developed a method specifically…
News • Aerosol propagation study
Covid-19: is it safe to play the trumpet and other wind instruments?
Aerosol generated by playing woodwind and brass instruments is less than that produced when vocalising (speaking and singing) and is no different than a person breathing, new research has found. The findings could be crucial to developing a roadmap for lifting Covid-19 restrictions in the performing arts, which have been significantly restricted since the start of the pandemic.
News • Expert debate on coronavirus protection
Covid-19: The pros and cons of wearing masks outdoors
Should outdoor face covering be normalised to reduce transmission of SARS-CoV-2—or should anti-Covid efforts rather focus on indoor protection? Experts argue the case for both sides in this controversial debate.
News • Vigorous ventilation
Covid-19: Why faster air exchange in buildings is not always beneficial
Vigorous and rapid air exchanges might not always be a good thing when it comes to addressing levels of coronavirus particles in a multiroom building, according to a new modeling study. The study suggests that, in a multiroom building, rapid air exchanges can spread the virus rapidly from the source room into other rooms at high concentrations. Particle levels spike in adjacent rooms within 30…
Video • Safety study
Covid-19: Investigating the infection risk from ventilated patients
What happens when patients can no longer breathe on their own and need to be supported by machines? How far does infected air spread throughout a room? And what safety precautions do medical and nursing staff need to take? Respiratory specialists Dr. Dominic Dellweg and Dr. Jens Kerl together with Dr.-Ing. Conrad Völker, Amayu Wakoya Gena, and Dr. Hayder Alsaad from the Department of Building…
News • Coronavirus transmission
Experts: Covid-19 prevention efforts should focus on airborne transmission
Any future attempts to reduce the spread of Covid-19 should be focused on tackling close airborne transmission of the virus which is considered to be the primary route for its circulation, according to experts. Respiratory experts argue that it is now clear that SARS-CoV-2 is most likely to transmit between people at close range through inhalation rather than through contact with surfaces or…
News • Peptide research
A 'fake handshake' to trick the coronavirus
Scientists have developed peptides that fit snugly into a groove on the SARS-CoV-2 Spike protein that it would normally use to access a host cell. These protein fragments effectively trick the virus into “shaking hands” with a replica rather than with the actual protein on a cell’s surface that lets the virus in. revious research has determined that the novel coronavirus binds to a receptor…
Article • Healthcare facilities analysed
Cutting Coronavirus air contamination in hospitals
Preventing air contamination in healthcare facilities is crucial to minimise the airborne spread of Covid-19 and its new strains. Universal masking, rigorous use of and safe disposal of PPE, plus building ventilation are vital. Twenty-four studies reporting hospital SARS-CoV-2 air contamination are summarised in a meta-analysis by a multi-institutional team of French researchers. These show that,…
News • Inactivation of Coronavirus & Co. via electrochemistry
Antiviral mask offers protection at the push of a button
Researchers at ZHAW Zurich University of Applied Sciences are working with the Swiss company Osmotex AG to develop a self-disinfecting mask that inactivates viruses at the push of a button. The prototype of this mask made of electrochemical textiles shows an antiviral effect of over 99 percent. Further applications such as sterilizable seat covers are being examined.
News • Study on N95, KN95 and FFP2 mask suggests
Covid-19 masks: Why proper fit matters more than material
A team of researchers studying the effectiveness of different types of face masks has found that in order to provide the best protection against Covid-19, the fit of a mask is as important, or more important, than the material it is made of. The researchers, from the University of Cambridge, carried out a series of different fit tests, and found that when a high-performance mask – such as an…
News • Flu & other aerosolized viruses
Microwaves used to deactivate coronavirus
As the pandemic has continued to spread globally, studies indicate the COVID-19 virus may be contained in aerosols that can be generated and spread through breathing, coughing, sneezing, or talking by infected individuals. Researchers are increasingly focused on developing tools and methods to assist in decontaminating surfaces and spaces.
Sponsored • Ready to face the pandemic
Sonosite PX launches in a moment of crisis
This July, Fujifilm Sonosite launched Sonosite PX, its newest ultrasound system, in the midst of the Covid-19 pandemic. Diku Mandavia, M.D., Chief Medical Officer of Fujifilm Sonosite, sat down with sonographer and Sonosite’s Director of Marketing Development Jodi Miller to discuss how Sonosite’s newest ultrasound system can help frontline health care workers combat the pandemic and why…
News • Measuring aerosol travel while talking and singing
Imaging exhaled breath to provide new insights into Covid-19 transmission
A new method for visualizing breath that is exhaled while someone is speaking or singing could provide important new insights into how diseases such as Covid-19 spread and the effectiveness of face masks. “Scientists believe the SARS-CoV-2 virus is primarily spread through respiratory droplets that can be carried in the breath or expelled through coughing or sneezing,” said Thomas Moore from…
News • "B1" accessory
Droplet reduction mouthpiece to increase endoscopy safety
Safety and protection for patients and healthcare professionals during routine procedures is imperative for Fujifilm, which it intends to pursue by constantly innovating its offering of accessories and instruments for endoscopy. The company announced the launch of the Mouthpiece “B1” incorporating a sponge rubber, a droplet reduction accessory, and a drape shield specifically created to catch…
News • Using virus particles in exhaled breath
New SARS-CoV-2 test to deliver results in under 5 minutes
Research and innovation hub Imec announced that it has started developing a groundbreaking SARS-CoV-2 test. Unlike current approaches (using blood, saliva, or a nasopharyngeal swab), the new test will identify SARS-CoV-2 virus particles in a person’s exhaled breath. The solution promises the accurate identification of a contagious case in less than five minutes.
News • Comfy, but risky
Why many ventilation systems may increase risk of COVID-19 exposure
Ventilation systems in many modern office buildings, which are designed to keep temperatures comfortable and increase energy efficiency, may increase the risk of exposure to the coronavirus, particularly during the coming winter, according to new research.
News • Insufficient protective properties
Covid-19: Experts warn of KN95 masks quality issues
An analysis by ECRI, the U.S.’s largest patient safety organization, shows that up to 70 percent of KN95 masks it tested do not meet its standards for effectiveness, raising risks of contracting Covid-19 for care providers and patients at hospitals and other healthcare organizations that imported masks from China.
News • Protection
New face shield for frontline workers
Carestream Health has entered the personal protection equipment (PPE) market with the launch of the CARESTREAM Shield, solving problems of discomfort and difficulty of use commonly associated with personal face shields.
News • Aerosol recommendations
How humidity affects indoor spread of SARS-CoV-2
The airborne transmission of the coronavirus SARS-CoV-2 via aerosol particles in indoor environment seems to be strongly influenced by relative humidity. This is the conclusion drawn by researchers from the Leibniz Institute for Tropospheric Research (TROPOS) in Leipzig and the CSIR National Physical Laboratory in New Delhi from the analysis of 10 most relevant international studies on the…
News • Droplet spread simulation
Mathematical model to predict the spread of airborne diseases
A new mathematical model is helping develop the current understanding of how airborne diseases such as COVID-19 can spread during breathing and aerosol generating procedures. Researchers from Heriot-Watt University and the University of Edinburgh have developed a mathematical model of droplet migration. Dr Cathal Cummins of Heriot-Watt’s School of Mathematical and Computer Sciences and…
News • Coronavirus protection
COVID-19: The best (and worst) materials for masks
It's intuitive and scientifically shown that wearing a face covering can help reduce the spread of the novel coronavirus that causes COVID-19. But not all masks are created equal, according to new University of Arizona-led research. Amanda Wilson, an environmental health sciences doctoral candidate in the Department of Community, Environment and Policy in the Mel and Enid Zuckerman College of…
News • Airborne droplet travel distance
Why you shouldn't underestimate the reach of COVID-19
A plea issued by 239 scientists from around the world to recognise and mitigate airborne transmission of COVID-19 addressed to international health authorities is published in the journal Clinical Infectious Diseases. Led by internationally recognised air quality and health expert Professor Lidia Morawska from Queensland University of Technology (QUT), the appeal is to address the overwhelming…
News • Aerosol study
Singing in times of COVID-19: more space to the front than to the side
How high is the risk that aerosol transmission during choral singing could cause infection with the coronavirus? After occurrences of infection among choirs in the USA and Germany, Bavarian Broadcasting carried out a complex series of experiments for its musical ensembles in conjunction with the LMU University Hospital Munich and the Universitätsklinikum Erlangen (FAU).
Article • Disinfection
Robots help fight hospital infections
In the hustle and bustle of a hospital, properly disinfecting all surfaces in a patient room can be a challenging and time-consuming task. Now, in times of the coronavirus pandemic, it can also be life-threatening. To minimize the risk for their staff, hospitals are utilizing disinfection robots to sanitize surfaces and rooms.
News • Innovative textiles
Researchers develop face mask that takes out SARS-CoV-2
Researchers from Freie Universität Berlin at the Institute for Animal and Environmental Hygiene and the Institut für Textiltechnik (ITA) of RWTH Aachen University are collaborating on the topic of alternative personal protection equipment. The testing was conducted in the context of the EIT Health Project ViruShield, supported by the European Union, with the objective to discover alternative…
News • COVID-19
Ultraviolet light exposes contagion spread from improper PPE use
Despite the use of personal protective equipment (PPE), reports show that many health care workers contracted the coronavirus disease (COVID-19), which raises substantial concerns about the effectiveness of the PPE.
News • COVID incidence at airports and in hospitals
Biosensor to detect coronavirus in crowded places
A team of researchers from Empa, ETH Zurich and Zurich University Hospital has succeeded in developing a novel sensor for detecting the new coronavirus. In future it could be used to measure the concentration of the virus in the environment - for example in places where there are many people or in hospital ventilation systems. Jing Wang and his team at Empa and ETH Zurich usually work on…
News • SARS-CoV-2 durability
New coronavirus can remain stable for hours on surfaces
The virus that causes coronavirus disease 2019 (COVID-19) is stable for several hours to days in aerosols and on surfaces, according to a new study from National Institutes of Health, CDC, UCLA and Princeton University scientists in The New England Journal of Medicine. The scientists found that severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) was detectable in aerosols for up to three…
News • Inhalation visualised
New imaging tech gives insights into pulmonary drug delivery
Inhalation therapy is widely used for the treatment of lung diseases. Targeting of drugs to the site of disease is a major goal to improve drug efficacy and minimize side effects. Scientists at the Helmholtz Zentrum München and the Technical University of Munich have now shown that combined insight from various imaging methods allows for real-time monitoring of the dynamic process of drug…
News • Death toll
Air pollution causes 800,000 extra deaths a year in Europe
Air pollution could be causing double the number of excess deaths a year in Europe than has been estimated previously, according to a study published in the European Heart Journal [1] today.
News • Air disinfection and purification device
Closing the infection control loop
Novaerus, an Irish company specialising in non-chemical air disinfection using patented ultra-low energy plasma, announced the launch of the Defend 1050, a portable, easy to use device ideal for rapid disinfection and purification of the air in large spaces and high-risk situations such as operating theatres, ICUs, IVF labs, emergency and waiting rooms, and construction zones.
Video • Nanoscale visualization
Laser light shows X-ray holographic images of viruses
Holography, like photography, is a way to record the world around us. Both use light to make recordings, but instead of two-dimensional photos, holograms reproduce three-dimensional shapes. The shape is inferred from the patterns that form after light ricochets off an object and interferes with another light wave that serves as a reference. When created with X-ray light, holography can be an…
Article • Disinfection
Going for high-performance hospital hygiene
Room decontamination using hydrogen peroxide (H2O2) has proved to be a powerful solution for complete surface and final disinfection as well as outbreak management in modern hospital hygiene. Most final disinfections in hospitals are carried out using the scrub and wipe method, the specialist disinfection company Diop GmbH and Co. KG explains. ‘However,’ the firm adds, ‘this essential…
News • Politics
New EU recommendations on Cytotoxic Drugs
New policy recommendations on preventing occupational exposure to cytotoxic drugs were launched in the European Parliament on 26 April 2016, an important new initiative designed to protect healthcare professionals working across the EU.
News • Hygiene
Care, human dignity and the management of excreta
It's a topic which is frequently marginalised and tacitly accepted – care recipients are given a nappy even though they're continent simply because it's awkward and time-consuming for them to get to the toilet. The medical service of the German Central Federal Association of Health Insurance Funds and the National Association of Statutory Health Insurance Funds highlighted this problem in their…
News • Linac Coherent Light Source
A glimpse into live bacteria
A group of scientists in Sweden has taken an important step towards the goal of peering inside a working cell. They are among researchers around the globe who are seeking a method that enables the observation of proteins, lipids and DNA inside individual cells, as well as gaining a better understanding of how this intricate and interconnected system changes with time.
Article • Infectious diseases
Developing vaccines and nanotechnology
Vaccination remains one of the most efficient strategies against infectious diseases, often being the best protection against infections such as hepatitis B, or influenza. European Hospital reports on expert reviews of vaccines in the pipeline and the potential of nanomedicine given during the Spanish Society of Infectious Diseases and Clinical Microbiology (SEIMC) annual meeting in…
News • Ebola
Anesthesiologists need to 'better educate' themselves
As the Ebola virus disease pandemic unfolded in 2014, it may have seemed like a sudden and unprecedented event. But the disease has a long history, the epidemic is ongoing, and new outbreaks are certain to occur in the future, reports the September issue of Anesthesia & Analgesia.
Giant virus revealed in 3-D using X-ray laser
For the first time, researchers have produced a 3-D image revealing part of the inner structure of an intact, infectious virus, using a unique X-ray laser at the Department of Energy’s SLAC National Accelerator Laboratory. The virus, called Mimivirus, is in a curious class of “giant viruses” discovered just over a decade ago.
Article • Study
Jet air and warm air driers unsuitable for use in healthcare settings
A new study concludes that jet air and warm air hand driers have a greater potential to contaminate washrooms by spreading bacteria into the air and onto users and bystanders. The findings have significant implications for infection control health professionals and purchasing managers responsible for equipping hospital washrooms.
ICU-quality respiratory technology enters home care
John Power is breathing easier after agreeing to let the Philips Home Healthcare deal with the complex and competitive consumer market for medical technology.
One tube for comprehensive urine diagnostics
Reliable results can only be achieved in urine diagnostics, if correct preanalytical conditions are ensured. Urine collection, specimen transport and further storage are critical influential factors for sample quality and can affect the results.
Killing copper
In Europe, nosocomial infections cause about 25,000 deaths every year. Copper has strong antibiotic effects and may reduce hospital acquired infections.
The future of mass spectrometry in laboratory medicine
The world consists of molecules – so do we. With the progression of measurement tools such as microscopes, centrifuges, or spectrometers, mankind is becoming better and better in identifying the substances from which our world is made. Today, with the technical developments in mass spectrometry, biomolecules can be weighted with the highest precision and accuracy ever known, placing it among…
Respiratory Protection
Respiratory protection for hospital staff is a critical issue. Surgical masks were at one time considered sufficient, but new evidence from the US Centers for Disease Control and Prevention (CDC) shows that they do almost nothing to protect the individual wearer. In response to the outbreak of Swine Origin Influenza Virus the CDC recommends all healthcare personnel to wear a fit-tested disposable…
Isolation technology
As processes become more complex, the need for increased laboratory safety is paramount. Protecting operators from hazardous substances, aerosol release or spillages is a critical consideration during processes, whether they are mixing substances or dispensing drugs. Of equal importance is the need to protect the substance, or product, from contamination from the operator. Mark Nicholls presents…
Legionnaires disease
A hospital outbreak not only causes severe illnesses or death, but also results in ward closures and disruption of care - not to mention potential legal action. What can be done to combat such infections?
More reliability in the lab
An innovative robotic sample management system developed by the SME-led PMS project carries out complex sample transport operations rapidly and with a high level of reliability. It includes a new transport system based on magnetic hover railway technologies, a new laboratory information system and a special selective analyser. PMS partners are now predicting a substantial market share for their…
Inhaled TB vaccine
USA - A new tuberculosis vaccine successfully tested at the University of North Carolina (UNC) is easier to administer and store and just as effective as one commonly used worldwide, according to research published in the Proceedings of the National Academy of Sciences.
Non-invasive monitoring of airway inflammation in asthma and COPD
By Paolo Montuschi MD, of the Department of Pharmacology, Faculty of Medicine, Catholic University of the Sacred Heart, Rome, Italy.