Articles tagged with Medical Technology
Kaiyuan Yang's five-year grant will focus on enhancing the reliability and security of bioelectronic implants by making them aware of and adaptive to their physical and logical contexts. The goal is to develop WBMI bioelectronics that can be deeply implanted in humans through minimally invasive injection, ingestion or through vessels.
Recent studies published in the Journal of Pharmaceutical Analysis have found applications of nanotechnology in medicine, drug research, and environmental protection. Researchers developed nanodots made of carbon using natural polysaccharides from mushrooms to detect chromium, and created nanozymes that could be used to detect drug con...
Scientists have created a new technology using colour pigments from the food industry to stimulate nerve cells with the help of implantable mini solar cells. This innovation could lead to accelerated healing and prevention of complications in severe brain injuries, as well as potential applications in pain therapy and retinal implants.
Researchers at MUSC have developed a device to remove toxic chemotherapy drugs, such as doxorubicin, from the blood after cancer treatment. The device uses heat and an activated carbon filter to effectively remove the drug, potentially reducing harmful side effects.
Researchers analyzed 61 COVID-specific chatbots in 30 countries, finding common uses such as risk assessment, symptom data collection, and appointment scheduling. They also discovered that anonymity of user interactions varies across cultures, affecting the effectiveness of follow-up services.
Researchers found that AI-enhanced diagnosis helps doctors accurately detect fetal congenital heart disease, with fellows making the most accurate diagnoses. The new system uses graphical charts to represent the AI's analysis of ultrasound videos, improving accuracy and trust among medical professionals.
A smartwatch app was found to accurately detect atrial fibrillation in nearly 94% of users who followed up with a clinician. The study also screened participants for obstructive sleep apnea and found that those flagged for possible sleep apnea were 1.5 times more likely to have AFib.
Rice University engineers have developed a tiny, wireless device that can stimulate nerves and treat neurological diseases. The implant, powered by a magnetic transmitter, uses blood vessels as guides to reach targeted nerves.
A new multimodal eye scanner combining optical coherence tomography (OCT) and Raman spectroscopy enables the detection of molecular information in the internal structure of the eye. This technology aims to detect neurodegenerative diseases, such as Alzheimer's and Parkinson's, at an early stage, improving treatment options.
Researchers developed a foldable sensor sheet using kirigami principles, enabling wearable devices to conform to the human body and detect electrocardiographic signals. The sensor measures 200 square millimeters and can accurately relay heart data across multiple people, making it suitable for early diagnosis of disease.
In an animal study, researchers created an implantable biotechnology called MASTER that produces and releases CAR-T cells for attacking cancerous tumors. This technology reduces the manufacturing time from weeks to hours, increasing efficiency and effectiveness.
Researchers developed a novel approach to diagnose, monitor, and predict the course of myocarditis using CMR parameters and AI. The goal is to provide personalized counseling for athletes and optimize treatment options.
Researchers have developed miniaturized reflectors that enlarge the uses of remote infrared spectroscopy, allowing for field-ready devices with minimal size, weight, and power requirements. The devices utilize Ge-BaF2 thin films for surface micromachined mid-wave and long-wave infrared reflectors.
Scientists have created a flexible, multipoint microLED array film that enables simultaneous optical stimulation at specific or multiple regions in the brain. The technology has potential broader applications in neuroscience research and could lead to new understanding of brain function and behavior.
A new 3D matrix ultrasound method has been developed to assess cardiovascular risk in healthy individuals, offering a reliable and accurate alternative to traditional methods. The technique shows promise for personalized prevention and treatment strategies by detecting and quantifying an individual's accumulated cardiovascular damage.
A new fabric developed by MIT engineers can detect subtle heartbeat features and the direction of sudden sounds, enabling real-time monitoring of vital signs. The fabric works like a microphone, converting sound vibrations into electrical signals.
Researchers will use 3D facial analysis technology to understand and guide the treatment of Hereditary Angioedema (HAE), a rare genetic disorder. The study aims to provide clinicians with an objective understanding of facial swelling, potentially assisting with diagnoses and improving management outcomes.
Researchers developed smart contact lenses that emit far-red light to treat diabetic retinopathy. The study showed the lenses prevented retinopathy in diabetic animal models, demonstrating their safety and effectiveness.
Researchers at Karolinska Institutet studied long-term outcomes of bioprosthetic aortic valves implanted between 2003 and 2018. They found significant differences in performance depending on valve model, with Perimount having the lowest risk of replacement and mortality among patients
The MagTrack study successfully completed a collaboration between Georgia Tech and Brooks Rehabilitation, creating a user-ready version of the assistive technology. Participants showed improved performance in controlling their power wheelchairs and connected devices with ease and comfort.
Researchers are developing a new SWIR surgical microscope system to detect and remove cholesteatomas, a type of chronic otitis media. The microscope uses short-wave infrared light to illuminate blood, bacterial biofilms, cartilage, and soft tissue, making them distinguishable from each other.
Researchers developed a hair-thin patch that can measure pulse wave signals with high accuracy, creating a 2D pressure map on the wrist. This technology enables at-home diagnosis of cardiovascular diseases and pre-diagnosis of related conditions.
Researchers at RMIT University used high-frequency sound waves to turn stem cells into bone cells, overcoming challenges in mass production and pain associated with extraction. The innovative treatment is faster, simpler, and more efficient than existing methods.
GeniPhys Inc. has received a two-year, $974,349 Small Business Innovation Research (SBIR) grant from the National Science Foundation to advance the commercialization of its initial product, Collymer Self Assembling Scaffold (Collymer SAS). The grant will be used to scale up manufacturing capabilities and file key regulatory submissions...
A new machine learning process has been developed to identify and classify hip fractures from X-rays, achieving 92% accuracy and confidence. This approach aims to improve patient outcomes, reduce care costs, and alleviate the bottleneck of unreported radiographs in the UK.
Researchers developed a fully autonomous biohybrid fish from human stem-cell derived cardiac muscle cells that recreates the muscle contractions of a pumping heart. The device has two layers of muscle cells that work together to propel the fish for over 100 days.
A novel immune-profiling method can return detailed immune cell type proportions using only DNA from blood, potentially allowing for individualized prediction of outcomes in immunotherapy patients. This approach offers the opportunity to ask and answer questions about the immune system in health and disease.
Researchers have developed a prototype insulin-loaded patch that comfortably sticks to the inside of a person's cheek, offering a less invasive way to manage blood sugar levels. The patch, activated by heat, releases insulin into the bloodstream several times faster than through skin, showing promise for diabetes treatment.
The collaboration aims to create an interoperable global data ecosystem for rare diseases, accelerating the development of new therapies. This partnership benefits patients, regulators, advocacy stakeholders, researchers, and industry, while expanding C-Path's global capabilities in collaborating on methodologies and technologies.
A new diagnostic tool combines grayscale B-mode and strain elastography ultrasound imaging to detect breast cancer with high accuracy. The model achieved a detection rate of 90% in the study, surpassing individual models trained on either B-mode or SE imaging alone.
A retrospective study found that dual-energy CT examinations performed in 2019 had a significantly lower frequency of equivocal interpretations compared to those in 2013. Joint aspirations were also less likely to be performed after negative DECT interpretations in 2019.
Researchers from Karolinska Institutet developed a novel method to diagnose constant tinnitus using auditory brainstem responses (ABR). The study found that people with occasional tinnitus are at increased risk of developing constant tinnitus, while those with existing constant tinnitus are more likely to experience persistent symptoms.
Telehealth benefits for family caregivers include increased access to care, continuity of care, and reduced COVID-19 risk. However, concerns arise about caregiver involvement, patient-provider rapport, and quality of chronic condition care.
Researchers at University of Washington developed a fast, cheap test for COVID-19 that combines speed of antigen tests with accuracy of PCR tests. The Harmony COVID-19 test detects genetic material from SARS-CoV-2 virus with 97% accuracy and provides results in under 20 minutes.
A recent study has investigated the effect of donor selection on transplanted microbiota establishment and long-term stability in aged hosts. Autologous FMT demonstrated better resilience than heterologous FMT in restoring gut microbiota diversity after antibiotic-induced perturbation.
The new BD CellView Image Technology enables high-speed sorting of individual cells based on detailed microscopic analysis, accelerating discovery research in immunology, cell biology, and genomics. This technology has the potential to unlock new cell-based therapeutic discoveries and transform various fields of biomedical research.
A pre-clinical study showed that the use of extracellular matrix supports improved nerve fibre regeneration across large nerve defects. The team's novel ECM-loaded medical device increased pro-repair inflammation, blood vessel density, and regenerating nerves, offering a promising alternative to current therapies.
Researchers at Nagoya City University developed a novel approach for surface disinfection using harmless visible light, inactivating bacteria and viruses. The study's findings suggest that photothermal effects caused by pulsed laser irradiation can instantly destroy pathogenic microorganisms.
Researchers developed a novel polymeric nanoparticle that selectively binds to fibrinogen in human plasma, offering a simpler and less expensive way to manufacture fibrinogen concentrate. This breakthrough could lead to the creation of more efficient fibrinogen-specific affinity reagents for drug development.
FaceBit, a lightweight sensor, can monitor wearer's health and sense heart rate through the face, providing real-time health monitoring. The device also detects potential issues like elevated heart rate or mask leaks, alerting users to take action.
Researchers developed a microfluidic chip for rapid and simultaneous diagnosis of COVID-19 and influenza diseases, achieving results within 30 minutes. The device uses the LAMP method for genetic amplification and has potential applications in various fields beyond human infectious diseases.
Researchers at South Ural State University have identified biomarkers for post-traumatic stress disorder (PTSD) in veterans with long-lasting symptoms. Gamma-aminobutyric acid levels were found to be the most sensitive indicator, differing from reference values even years after traumatic events.
Researchers developed a new photoacoustic imaging technique to visualize deep tissues using a contrast agent based on surfactant-stripped semiconducting polymer micelles. The method achieved the deepest penetration depth among PA preclinical studies, exceeding 5.8cm in tissue thickness.
A lighter, more robust knee brace for the elderly has been developed through a collaboration between Delsson and Nanyang Technological University. The X-Brace uses lightweight plastic and assistive springs to reduce weight by 30%, making it easier for patients to walk with less pain.
A case report highlights the limitations of remote monitoring in detecting premature battery depletion in recalled pacemakers, leading to urgent device replacement. The cases emphasize the importance of closer monitoring and prophylactic generator changes in patients with high-risk devices.
A prospective study found that MRI outperformed conventional tests and FDG PET/CT for various staging endpoints in SCLC. Whole-body MRI and FDG PET/MRI were more accurate than FDG PET/CT for assessing local invasion extent.
Researchers developed an AI program that accurately identified patients at risk of serious illness due to blood infections, with an accuracy rate of 82%. The technology has the potential to serve as an early warning system for doctors, enabling them to rank patients based on their risk level.
A recent study found that people who are open to technology but perceive a lack of access to it (tech seekers) are most likely to want to use AI-powered symptom checkers. The tool's adoption is also influenced by perceptions about trust and output quality, with skeptics being the least likely group to adopt it.
Researchers developed an AI method to correct speed of sound aberrations in photoacoustic images, resulting in improved image quality and resolution. The technique reduced streak artifacts by up to 5% and increased signal-to-noise ratio by about 25 decibels.
Researchers have developed highly sensitive quantum sensors for the brain that can detect magnetic fields generated when neurons fire. This technology introduces a new method to spot bio-markers of early health problems, such as Alzheimer's disease. The sensors are believed to be more accurate than existing EEG and fMRI scanners.
UArizona researchers created osseosurface electronics, a wireless device that grows to the surface of bone to monitor health and healing. The thin structure allows for accurate measurements over long periods, enabling personalized orthopedic care.
A new study by USC researchers uses GANs to generate synthetic neurological data that can be fed into machine-learning algorithms to improve BCI usability. This approach improved BCI training speed by up to 20 times and enabled rapid adaptation to new subjects.
A new virtual histology technology may reduce the need for invasive skin biopsies, providing a biopsy-free solution for rapid diagnosis of malignant skin tumors. The technology uses deep-learning frameworks to transform images of intact skin into detailed, virtually stained images.
Convolutional neural networks trained to identify abnormalities on upper extremity radiographs are susceptible to a ubiquitous confounding image feature: radiograph labels. Covering these labels increases accuracy, while using them alone leads to decreased performance.
A new liquid biopsy method developed by researchers at Pohang University of Science & Technology (POSTECH) demonstrates high sensitivity and specificity in detecting tumor DNA in the blood. The technique can detect even one to three specific tumor DNAs, offering a promising approach for early cancer diagnosis.
A research team developed a treatment for myocardial infarction using mussel adhesive proteins, promoting cell proliferation and migration in damaged heart tissue. The MAP-based microneedle bandage alleviated fibrosis and restored the damaged myocardial wall.
A new mobile phone app called GrowthMonitor can accurately measure children's height and detect potential growth disorders, enabling early diagnosis and treatment. The app uses a traffic light system to inform parents of normal, amber, or red growth status, empowering them to take action.
Researchers used a new X-ray technique to capture detailed images of lung vessels affected by COVID-19. The study revealed that severe infection causes 'shunting' of blood between oxygenated and nutrient-rich systems, leading to reduced oxygenation.
A study found that racial bias in oxygen readings during the pandemic can lead to unequal access to life-saving ECMO therapy. The analysis, using a comprehensive international database, revealed higher rates of discrepancies in Black patients compared to white patients.
Researchers developed a device that uses light to manipulate and isolate individual viruses, enabling precise diagnosis, treatment, and study of viruses. The device has the potential to aid in vaccine development and research on SARS-CoV-2 virus, allowing for targeted analysis of specific virus mutants.