Articles tagged with Medical Technology
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.
Researchers at Rutgers University have linked Fragile X and SHANK3 deletion syndrome, both associated with autism and health problems, to walking patterns. The study used motion-sensored sneakers to detect gait problems 15-20 years before clinical diagnosis, offering a potential framework for early intervention.
Scientists develop a method to precisely control gas-liquid interfaces at the nanoscale, enabling precise enrichment of target molecules. The technology has potential applications in various fields, including chemical and biological processes.
Researchers at Georgia Institute of Technology have developed a flow control technology to overcome limitations of traditional dipstick tests. This technology enables complex biomedical assays and can detect multiple pathogens, including SARS-CoV-2 and influenza viruses.
Researchers developed a reusable respirator hood that is significantly preferred by frontline healthcare workers and support staff due to its safety and comfort. The new PPE strategy has also led to cost savings and reduced environmental impact, with over 80% of staff requesting their respirators for future use.
A team of Penn State researchers has created a noninvasive, low-cost sensor that can detect glucose in sweat, enabling less intrusive glucose monitoring for people with diabetes. The device uses a nickel-gold alloy and is flexible enough to be worn on the body.
The University of Missouri is developing an online certificate program for clinical engineers through a $2.6 million grant from the Missouri Department of Higher Education and Workforce Development. The program aims to increase the number of trained and qualified clinical engineers in the workforce, particularly in rural communities.
Two small-scale experiments, a quantum dark matter detector and a particle accelerator, aim to detect sterile neutrinos. If successful, they could improve cancer treatment by producing radioactive isotopes.
A new pouch device has been developed to protect transplanted human liver cells from immune systems for up to six months, producing crucial biomolecules. This breakthrough offers a potential path toward treating human diseases without needing to suppress the patient's immune system.
Researchers have developed a federated analytics system, FAMHE, that enables healthcare providers to collaborate on statistical analyses and machine learning models without exchanging underlying datasets. The system has been proven mathematically secure and accurately reproduced published studies in multi-centric settings.
Researchers at the University of Arizona have created custom-fitted wearable devices that can monitor physiological parameters without needing recharging. The biosymbiotic devices use wireless power transfer and compact energy storage to enable continuous operation, providing accurate data on body temperature, strain, and muscle deform...
La Trobe University researchers developed a smart microscope slide that can detect cancer cells using enhanced color contrast. The technology uses nanoscale modifications to distinguish cancer cells from normal tissue, making early diagnosis more efficient.
Researchers at JILA have enhanced the sensitivity of their decade-old frequency comb breathalyzer to detect four biomarkers of disease in human breath. The upgraded system can also identify six additional chemicals, with potential implications for COVID-19 testing and real-time health monitoring.
A team of researchers has developed a low-cost and low-waste device that uses Tootsie Roll candy as an electrode to monitor ovulation status or kidney health. The sensor works by detecting changes in salt levels in saliva, with preliminary tests showing promising results.
Researchers at Rice University and the US Army are developing a portable skullcap that analyzes cerebrospinal fluid flow during sleep to clear metabolic waste. The goal is to noninvasively measure and modulate brain health in soldiers, potentially treating sleep disorders in real time.
Researchers developed a soft robotic steerable micro-catheter for precise brain surgery, enabling targeted treatment of cerebral disorders. The innovative catheter uses biomimicry to navigate and maneuver within the brain's complex anatomy.
A Dartmouth research team has been selected to present their abstract on a new advancement in Cherenkov imaging at the ASTRO Annual Meeting. The work, which involves designing a color-sensitive camera to image Cherenkov emission from patients, allows for more accurate quantification of radiation delivery and safe treatment.
Researchers developed a nanofluidic device called an 'exosome nanoporator' to load exogenous cargo into exosomes. The device efficiently loads clinically approved antitumor drugs into exosomes without damaging them, enabling the delivery of these drugs to cancer cells.
Researchers developed a handheld photoacoustic finder to detect cancer metastasis without radiation exposure. The device uses a solid-state dye laser and transparent ultrasound transducer to locate sentinel lymph nodes or melanoma.
A Penn State-led international research team developed laser-induced graphene (LIG) for wearable health devices, offering superior conductivity and heat resistance. The LIG foam exhibited electrical properties, while fibrous structures showed better performance, opening possibilities for sensing devices.
Researchers have developed a smart dental implant that resists bacterial growth and generates its own electricity through chewing and brushing. The implant uses a nanoparticle-infused material that repels bacteria and an embedded light source powered by piezoelectric properties to conduct phototherapy.
A new study found that a next-generation brain implant for treating refractory epilepsy does not induce changes to patients' personalities or self-perceptions. The study follows 12 patients and their family caregivers over two years, providing reassurance for patients implanted with this device.
Researchers from Terasaki Institute for Biomedical Innovation develop methods to enhance mechanical properties of hydrogels, including toughness, stretchiness, and adhesive strength. By introducing dopamine and alkaline conditions, they create gel-like materials with improved biocompatibility and regenerative capabilities.
A new study by Spinal Cord Injury Model System investigators found that remote wheelchair-skills training increases clinician confidence in teaching peers. The training program improved trainees' ability to navigate real-world spaces, empowering them to engage with their communities. This innovative approach has the potential to expand...
Researchers confirm FDA recommendation that patients keep consumer electronics, such as cell phones and smart watches, six inches away from implanted medical devices. Studies found that these devices can trigger magnet mode in pacemakers and defibrillators, posing a risk to patient safety.
A team of researchers is developing a smartphone-based device that can predict the size of aortic aneurysms and detect fluid overload in postpartum women. The device uses arterial waveforms, which can be easily recorded with a smartphone camera or smart scale, to provide a non-imaging solution for AA screening.