Articles tagged with Medical Technology
Researchers created an animal model with a targeted mtDNA mutation to advance understanding of mitochondrial genetic disorders. The study found significant changes in brain structure and function, as well as metabolic abnormalities, linking mitochondrial dysfunction to cognitive-metabolic impairments.
A team of researchers at the University of California San Diego has developed a clinically validated, wearable ultrasound patch for continuous and noninvasive blood pressure monitoring. The device offers precise, real-time readings of blood pressure deep within the body, providing detailed trends in blood pressure fluctuations.
Ayya Azzahra of CervivAI and Neda Razavi of iSono Health have been named as the two winners of Qatar Foundation's World Innovation Summit for Health (WISH) 2024 Innovation Competitions. The awards include cash prizes and mentoring sessions with leading industry experts.
A panel of bioethicists and experts emphasize that human accountability is crucial for healthcare decisions made by AI. The importance of diverse data sets was also stressed to avoid biases in AI-enabled medical technologies. Experts stress the need for collective liability among developers, programmers, and data scientists.
Team Bath Heart, a team of students from the University of Bath, has won the second world Heart Hackathon title with their innovative artificial heart device. The team's prototype, which uses wireless charging and 3D printing, was praised for its novelty, progress, and presentation.
The American Heart Association has announced five health technology start-up companies as finalists in its 7th annual Health Tech Competition. The competition aims to drive technological advancements with the potential to transform heart and brain health patient outcomes.
The Medical Devices Zone provides a trusted source of knowledge for medical device users, clinicians, and patients. The platform offers a diverse range of eBooks, reports, interviews, and journal articles to streamline clinical implementation of innovative medical devices.
The University of Central Florida has established a new research lab to advance light-based technologies for disease prevention, detection, and treatment. The interdisciplinary lab will facilitate collaborations between physicians, scientists, and researchers from various fields, including biophotonics and biomedical sciences.
Researchers developed porous dermal fillers that accelerate tissue healing and regeneration for diabetic wounds. The novel approach combining electrospinning and electrospraying technologies creates biocompatible microspheres that promote cell migration, granulation tissue formation, and neovascularization.
Researchers developed a wearable ultrasound device that tracks muscle function without invasive procedures, offering high-resolution imaging and wireless monitoring capabilities. The technology has potential applications in respiratory health and human-machine interfaces.
The National Institutes of Health has announced the winners of a $2 million prize competition to develop innovative medical technologies for fetal health diagnosis, detection, and monitoring. Two top winners have developed devices that can detect fetal stress and congenital heart disease, while another technology aims to monitor fetal ...
Researchers have developed a new batteryless and wireless sensor that can detect impending biliary stent obstructions without waiting for clinical symptoms, blood tests or imaging tests. The sensor is 8 millimeters long and has a signal-to-noise ratio of a million to one during testing.
Collymer is a regenerative collagen polymeric biomaterial designed for various medical applications. It can be engineered into materials with different shapes and properties to address unmet clinical needs in wound care, tissue reconstruction, aesthetics, orthopedics, and therapeutic cell delivery.
Researchers at Tel Aviv University have discovered a new cancer mechanism that prevents the immune system from attacking tumors. The discovery was made by reversing this mechanism, which stimulates the immune system to fight cancer cells, including those resistant to prevailing forms of immunotherapy.
University of Texas at Dallas researchers have designed a 3D-printed femur that can help doctors prepare for surgeries and develop treatments for bone tumors. The bone replica is made of polylactic acid, a bio-based polymer, and performed as well as a human femur in biomechanical tests.
A new study from Chalmers University of Technology presents a technology that can destroy bacteria on implants using gold nanorods and near-infrared light. The method heats up the gold rods, killing bacteria without damaging surrounding tissue.
Twelve healthcare innovators have been shortlisted for the Global Healthcare Innovation Competition, with seven candidates selected for the 'Young Innovators' category. The competition aims to nurture transformative health solutions, providing a platform for innovators to develop and scale their ideas.
Researchers at the University of Rochester developed a new liquid biopsy method called CAD-LB, which uses ultrathin membranes to easily identify EVs for rapid diagnosis. The method holds promise for diagnosing cancer quickly and affordably, as well as assessing therapy progress.
Researchers at the University of Oxford have developed a miniature, soft lithium-ion battery with features like high capacity, biocompatibility, and biodegradability. The battery was used to power small devices in animal models and demonstrated promising results for wireless and biodegradable devices in clinical medicine.
GeniPhys secures $500k NSF grant to support regulatory and commercial readiness of Collymer SAS for soft tissue restoration in advanced wound care. The technology promotes regenerative remodeling without inflammatory response, facilitating faster healing and tissue repair.
A pilot study found that AI tools can accurately process hospital quality measures, achieving 90% agreement with manual reporting. This can lead to more efficient and reliable approaches to healthcare reporting, especially for complex measures like severe sepsis and septic shock.
A study from Lehigh University and Seattle University found that making patients aware of biases in human healthcare decisions increases receptiveness to AI recommendations. By highlighting the limitations of human judgment, healthcare providers can create a more balanced relationship between patients and emerging technologies.
A breakthrough study by Curtin-led researchers reveals how to make more molecules stick to the surface of tiny nanocrystals, leading to improvements in everyday technology. The discovery could enhance the performance of devices such as LEDs, solar cells and medical imaging systems.
A UMass Amherst-led team has developed a sensor to detect sodium ions in breastmilk, a biomarker of elevated mammary permeability and potential milk supply issues. The device provides highly sensitive readings inexpensively and quickly, with results delivered in three minutes and costs just $1 per test.
A study suggests that online insomnia treatment, SHUTi, can provide meaningful relief for caregivers struggling with sleep difficulties. The program showed promising results in improving sleep quality and reducing stress among high-intensity caregivers, those shouldering the greatest responsibilities in caring for their loved ones.
Researchers at University of Freiburg developed AI models that generate high-quality doctor's letters with 93.1% usability, significantly simplifying clinical practice. The study evaluated 90,000 real clinical documents and found that adapted language models are crucial for practical use.
A team of researchers from USC and Caltech developed a new noninvasive tool to measure brain blood pressure, assessing stroke risk through changes in blood flow and volume during a stress test. The affordable, portable device has the potential to transform stroke care by providing more reliable data than existing questionnaires.
Researchers found that wearable fitness technology can provide greater control and certainty for Long COVID sufferers, but also anxiety and uneasiness. Participants used data from their watches to regulate energy expenditure and understand symptoms, leading to a degree of control over the disease and body.
A recent study published in iScience found that the length of time cells spend engaged in the repair process is also key to regulating regeneration in African killifish. The researchers discovered that skin cells launch a genetic program that primes the whole animal to prepare for a repair response, guiding repair cells to get to work.
Researchers have introduced DSFN to improve the speed and accuracy of diagnoses of retinal disorders. This AI-powered medical imaging technique combines retina images with vascular distribution information to accurately locate the fovea in complex clinical scenarios, enabling doctors to detect early signs of ocular diseases.
Researchers at Boston University discovered a new method to harness self-amplifying RNA to create more effective vaccines. The modified saRNA vaccine protected mice from severe COVID-19 disease with a lower dose than current mRNA vaccines. Longer duration of protein expression and reduced inflammation were also observed.
Researchers developed a tri-culture heart-on-a-chip model of cardiomyocytes, fibroblasts, and endothelial cells to mimic in vivo cardiac behavior. The study successfully replicated endothelial cell morphology and functionality, as well as cardiac function with increased contractility.
A recent systematic review and meta-analysis of 28 studies with 1.2 million participants found that wearable technology can accurately detect conditions such as heart rate variability, blood pressure, oxygen levels, sleep quality, skin temperature, hydration, and stress levels. The study suggests that wearable activity trackers could r...
A new implant has been developed to encourage nerve cell repair after spinal cord injury. The implant uses electrical signals and a 3D-printed scaffold to bridge the gap and direct axons to grow back in the correct formation, promoting healing and recovery.
A recent study found that approximately half of FDA-approved AI medical devices are not trained on real patient data, sparking concerns about device accuracy. The researchers analyzed 500+ medical AI devices and discovered that many lacked clinical validation data, which is essential for ensuring the credibility of these technologies.
A wearable sensor supported by machine learning models can continuously monitor and quantify FOG episodes, providing an accurate picture of a patient's condition. This technology has the potential to support the development of new treatments and improve the lives of people with Parkinson's disease.
Researchers at Soochow University introduced coherence entropy as a global characterization of light fields subjected to random fluctuations. Coherence entropy remains stable during the propagation of light through complex media, making it a robust indicator of light field behavior in non-ideal conditions.
A Rice University-led team is developing an affordable system to improve tumor removal accuracy for breast and head and neck cancer. The AccessPath system enables rapid, automatic tumor margin classification, revolutionizing real-time surgical guidance.
A Chinese Medical Journal study developed an AI-based system to automate embryo selection and eliminate subjectivity in IVF. The system improved human embryo assessment and selection, achieving higher accuracy in embryo aneuploidy screening than experienced embryologists.
Researchers have developed a suite of parameters that can be used to quantitatively measure different physical characteristics of the lung. The parameters were found to be highly sensitive and specific for diagnosing fibrosis and edema in an animal model, using only five necessary parameters.
Seoul National University researchers developed a biodegradable electronic tent technology that enables non-invasive brain disease diagnosis using a needle. The device unfolds to cover the entire brain over a large area and naturally decomposes in the body after diagnosis, minimizing side effects.
The study combines PDA liposomes with swellable microneedles to create a solid-phase detection system, enabling integration of target sampling and detection. The platform demonstrates enhanced pH sensing capabilities and can detect lead ions and sialic acid with lower limits of detection compared to liquid-phase matrices.
Researchers at WVU created a motion-compatible brain scanner that allows patients to move around during imaging. The Ambulatory Motion-enabling PET (AMPET) scanner can help study human behaviors, balance, and emotions, and may be used to monitor brain activity for PTSD treatment and mindfulness meditation.
Researchers developed an inexpensive, water-powered electric bandage that accelerates wound healing in chronic wounds. The bandage produces an electric field that promotes healing and reduces inflammation, with animals treated with the bandage showing a 30% faster rate of wound closure.
A new study found that meeting partners online is positively linked to relationship success among those who have social media presence on their relationships. However, the link was absent among individuals without this social media presence, particularly in marital relationships.
Liheng Cai, a UVA engineering professor, has received a $1.9 million NIH grant to create advanced biomaterials that can be used to repair living tissues and build organ structures. His lab aims to develop polymers that mimic human biology and integrate healthy cells into the human body.
Terasaki Institute scientists have created a novel bioink derived from egg whites, offering abundant proteins and excellent biocompatibility. This breakthrough technology has the potential to create more accurate tissue models for drug testing and develop functional tissue replacements for regenerative medicine applications.
A new study published in Nature Medicine found that people rate medical advice as less reliable and empathetic when an AI is believed to be involved. Despite this, respondents were still less willing to follow AI-supported recommendations compared to advice from human doctors.
The Special Report explores expert perspectives on deploying AI in radiology, emphasizing the need for trust, reproducibility, explainability, and accountability. Radiologists must be able to trust in AI systems' design and receive adequate training, while establishing clear guidelines regarding clinical accountability.
Researchers found that personalized text messages effectively increased physical activity among patients after significant heart events, with Apple Watch users showing a 10% increase in step count. However, the benefits later tapered off as patients became accustomed to the messages.
A study found that large language models, despite accuracy in medical exams, fail to consistently request necessary examinations and often deviate from treatment guidelines. In comparison to human doctors, AI diagnoses achieved lower accuracy rates, highlighting concerns about their suitability for everyday clinical practice.
A UVA research team has developed biomaterials with controlled mechanical properties matching those of various human tissues, representing a significant leap in bioprinting technologies. Their unique digital assembly of spherical particles (DASP) technique can deposit particles of biomaterial in a supporting matrix to build 3D structur...
Researchers from Chiba University developed a foldable pouch actuator that enables finger extension in soft rehabilitation gloves, overcoming the limitation of existing actuators. The FPA facilitates joint-specific movements and has potential applications in telerehabilitation and care facilities.
Researchers created RoboFabric, a wearable fabric that can stiffen on demand for medical applications and soft robotics. The technology reduces muscle activity by up to 40% when assisting joints while lifting loads.
The NTU team created a compact and flexible light-based sensing device, like a plaster, to provide highly accurate biomarker readings within minutes. The device detects glucose, lactate, and urea levels in sweat with ultra-high sensitivity and dynamic range.
Researchers have developed a biodegradable scaffold to facilitate bladder tissue growth, reducing complications associated with traditional augmentation procedures. An implantable sensor also enhances patient monitoring, paving the way for improved bladder surgery outcomes.
A systematic review found that community-dwelling older adults are more likely to use wearable monitoring devices if they receive support from healthcare professionals or peers. The interventions that increased awareness and used collaborative goal-setting tools showed the best results.
A study by Nanyang Technological University found that eight in 10 gastroenterologists in the Asia-Pacific region accept and trust AI-powered tools for diagnosing colorectal polyps. The study also highlights the need for more research into what influences doctors' acceptance of AI in their medical practice.
Researchers have made significant progress in understanding the one-neutron stripping process in lithium-6 and bismuth-209 reactions. The study reveals that this process yields results comparable to fusion reactions, especially at energy regions near nuclear barriers.
Researchers at UC San Diego School of Medicine are developing an AI model to predict opioid addiction in high-risk patients. The model uses generative artificial intelligence to analyze genomic, social determinants of health, clinical, procedural, and demographic data to identify patients at greatest risk.