Medtech’s resilience and flexibility have been clear to see during the COVID-19 pandemic. In this forward-looking view for 2022, CEOs from some of the Top 50 global medtechs share their perspectives on the present and the future, from company and health care system standpoints.
Researchers from the RIKEN Center for Advanced Intelligence Project (AIP) and colleagues have tested AI-enhanced diagnosis of fetal congenital heart disease in a clinical setting. Both hospital residents and fellows made more accurate diagnoses when they used a graphical interface that represented the AI's analysis of fetal cardiac ultrasound screening videos. The new system could help train doctors as well as assist in diagnoses when specialists are unavailable. The report recently appeared in the scientific journal Biomedicines.
As viruses are exposed to environmental selection pressures, they mutate and evolve, generating variants that may possess enhanced virulence. Some of the primary concerns that public health officials have as these new variants continue to emerge include their viral transmissibility, reinfection rates, disease severity, and vaccine effectiveness. SARS-CoV-2. Image Credit: ImageFlow/Shutterstock.com How do RNA viruses mutate? The mutation rate of single-stranded ribonucleic acid (ssRNA) viruses is observed to be much higher than organisms that possess single-stranded deoxyribonucleic acid (ssDNA), and many times more than those with double-stranded DNA (dsDNA). Not all mutations necessarily increase virulence and, in the majority of cases, may in fact be deleterious or inconsequential. Therefore, organisms must find an equilibrium between a high mutation rate that allows them to adapt to changing environmental conditions, and a low one that lessens the incidence of catastrophic mutations. Small DNA viruses may encode their own DNA repair, and ...
A lot of emphases is placed on medical devices and equipment necessary for ensuring the well-being of patients, and rightly so. There are however medical products that are often overlooked, but essential to every medical institution. These are the tool that keeps your medical facility sterile and safe, the cleanroom wipes and disposable mop covers.
A baby incubator is the most vital devices in every pediatric and obstetrics hospital as it provides a warm and safe environment for newborns and specifically for premature or sick babies who require special care.
A new test based on gene targeting technology CRISPR could diagnose Covid-19 infections in 45 minutes. It was recently outlined in a paper in the journal Nature Biotechnology.
Henan Provincial People’s Hospital Zheng Peiming, Gao Huijie, Li Junmeng, et al. select macrophages and their exosomes to co-culture with gastric cancer cells (not set as a control group) to detect the expression of miR-223 and observe its influence on the metastatic ability of gastric cancer cells. Fluorescence microscope was used to observe whether macrophages delivered miR-223 to gastric cancer cells through exosomes. Macrophages were transfected with miR-223 antagonist, exosomes were isolated and co-cultured with gastric cancer cells, transwell and scratch experiments were performed to observe their effects on gastric cancer cell metastasis, reverse transcription polymerase chain reaction (RT-PCR), Western blot detection on expression of protein tyrosine phosphatase (PTEN) and of transfer-related proteins. The results showed that after macrophages and their exosomes were co-cultured with gastric cancer cells, the metastasis and invasion ability of gastric cancer cells was enhanced [253.2±6.3 (control group), 451.8±12.8, 453.4±14.4, all P<0.01 compared with control group ...
BY ELIZABETH HANES, BSN, RN OCTOBER 19, 2020 As you stock up your medicine cabinet for the traditional winter “cold and flu season,” you may find yourself wondering if COVID-19 will get worse this winter, too. Probably, yes. As I keep saying, there’s a lot we don’t know about how this virus behaves. But we do know a combination of factors — including human behavior — could lead to a spike of COVID-19 cases throughout the winter months. First, thanks to cold weather, people will get pushed indoors. We know the virus spreads more easily indoors than outdoors, where wind can disperse and blow away the viral particles. So if people decide to beat “quarantine fatigue” by engaging in more indoor activities — like entertaining friends at home or dining out or gathering for the holidays — then we could see a surge of COVID-19 cases. Second, the onset of cold and flu season means more people will ...
Last month, Russia announced the approval of a COVID-19 vaccine called Sputnik V. This week, President Vladimir Putin announced the approval of a second vaccine, called EpiVacCorona. As with the first, scientists have not yet tested this vaccine in phase 3 trials. The vaccine was developed by scientists at the State Virology and Biotechnology Center, known as Vektor, in Novosibirsk. According to The Moscow Times: “Early trials on 100 volunteers were said to have been successful.” In a televised news conference, Putin explained that researchers had given the vaccine to Deputy Prime Minister Tatyana Golikova and the head of Russia’s consumer safety watchdog, Anna Popova, as part of ongoing trials. During the briefing, they explained that: “Early trials on 100 volunteers were said to have been successful.” As with Sputnik V, experts are likely to view the new vaccine with skepticism. Vaccines must be rigorously investigated before they can be used widely, and ...
By HospiMedica International staff writers Posted on 14 Oct 2020 Image: Colorized scanning electron micrograph of a cell (purple) heavily infected with SARS-CoV-2 virus particles (yellow) (Photo courtesy of National Institute of Allergy and Infectious Diseases, National Institutes of Health) A recent study has shown that blocking a specific protein in a biological pathway may prevent SARS-CoV-2 infection and keep the virus from misdirecting the immune system against healthy cells and organs. While the world waits eagerly for a safe and effective vaccine to prevent infections from SARS-CoV-2, the virus behind the COVID-19 pandemic, researchers also are focusing on better understanding how SARS-CoV-2 attacks the body in the search for other means of stopping its devastating impact. The key to one possibility – blocking a protein that enables the virus to turn the immune system against healthy cells – has been identified in a recent study by ...
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