Add BrightSurf on Google Email

Search results for “Medical Imaging”

1,000+ results for "Medical Imaging"

Dielectric metalens speed up the development of miniaturized imaging systems

Dielectric metalenses have made significant progress in compact imaging systems, offering aberration-correction and dispersion-engineering capabilities. However, challenges such as phase discretization, diffraction constraints, and crosstalk among sub-units need to be addressed for practical development.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateAug 26, 2022

Machine learning models predict hepatocellular carcinoma treatment response

A proof-of-concept study developed three machine learning models to predict posttreatment recurrence in early-stage hepatocellular carcinoma patients. The models achieved high accuracy using imaging data alone, while combining clinical data did not significantly improve performance.

SourceAmerican Roentgen Ray Society·JournalAmerican Journal of Roentgenology·TypeObservational study·DateAug 17, 2022

Chip-scale metamicroscope for high-performance imaging

A newly developed polarizer-embedded metalens microscope system achieves high-quality, wide-field imaging with a large depth-of-field, significantly expanding human eyesight to the microworld. The chip-scale device offers a thousand-fold reduction in volume and weight compared to traditional microscopes.

SourceSPIE--International Society for Optics and Photonics·JournalAdvanced Photonics·DateJul 28, 2022

Advancing dynamic brain imaging with AI

A new AI-based dynamic brain imaging technology has been introduced by Carnegie Mellon University, which can map out rapidly changing electrical activity in the brain with high precision and speed. The technology uses deep learning approaches to translate scalp EEG signals back to neural circuit activity without human intervention.

SourceCollege of Engineering, Carnegie Mellon University·JournalProceedings of the National Academy of Sciences·DateJul 28, 2022
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Gwangju Institute of Science and Technology researchers improve the scanning capability of magnetic particle imaging systems used for medical imaging

Gwangju Institute of Science and Technology researchers have developed a rabbit-scale three-dimensional magnetic particle imaging system that can scan large volumes at high resolution. The system uses amplitude modulation to minimize peripheral nerve stimulation while maintaining high image quality.

SourceGIST (Gwangju Institute of Science and Technology)·JournalIEEE Transactions on Industrial Electronics·TypeExperimental study·DateJul 21, 2022

Quantitative phase imaging through an ultra-thin lensless fiber endoscope

Researchers have developed a new algorithm to reconstruct incident light field from far-field speckles, enabling three-dimensional quantitative phase imaging with nanoscale axial sensitivity and lateral resolution. This technology paves the way for in vivo label-free characterization of cells and tissue with minimal invasiveness.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateJul 6, 2022

An artificial intelligence probe help see tumor malignancy

A new artificial intelligence probe has been developed to detect tumor malignancy through non-invasive imaging, utilizing elevated potassium ion concentrations in malignant tumors. The KDMN probe provides superior MRI contrast and fluorescence imaging performance, allowing for accurate detection of malignant tumors.

SourceScience China Press·JournalNational Science Review·DateJul 1, 2022

Miniaturized highly sensitive ultrasound sensor for photoacoustic imaging

Researchers from Huazhong University of Science and Technology developed a miniaturized microfiber ultrasound sensor for photoacoustic imaging, improving sensitivity by one order of magnitude. The sensor achieves low noise equivalent pressure and broad response bandwidth, enabling high-resolution imaging with large depth capabilities.

SourceCompuscript Ltd·JournalOpto-Electronic Advances·DateJun 30, 2022
GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Dual-color terahertz spatial light modulator for single-pixel imaging

A joint team of scientists developed a terahertz spatial light modulator based on metasurface absorber and dual-frequency liquid crystal, enabling dual-color THz CS imaging. The auto-calibrated CS algorithm improves image fidelity, while frequency-switching enables Hadamard masks with negative element values.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateJun 27, 2022

A scoping review of the knowledge graph used in medical imaging analysis

A scoping review of knowledge graph applications in medical imaging analysis identifies increasing trend and potential future directions. The study highlights the effectiveness of prior knowledge in medical imaging tasks, but also reveals limitations, including limited annotated data and weak generalizability.

SourceHealth Data Science·JournalHealth Data Science·TypeLiterature review·DateJun 24, 2022
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

HKUST researchers demonstrate near-non-invasive In-vivo imaging in mouse cortex at an unprecedented depth

A HKUST research team developed a microscope combining 3PM with adaptive optics, achieving high-resolution imaging of neuronal structures in mouse cortices up to 750µm below the skull. This technology holds great potential to advance in-vivo imaging techniques and facilitate study of living brain.

SourceHong Kong University of Science and Technology·JournalNature Biotechnology·DateJun 13, 2022
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Color-changing mouse model allows researchers to non-invasively study deep tissues

Scientists create genetically engineered mouse model that changes color in response to light, allowing them to isolate background noise from blood flow and enhance imaging techniques. This breakthrough enables researchers to observe internal physiology with unprecedented accuracy, paving the way for new treatments and therapies.

SourceDuke University·JournalNature Communications·TypeExperimental study·DateJun 6, 2022

Scientists build subcellular map of entire brain networks

Researchers have developed an imaging technique to capture information about brain tissue at the subcellular level, combining seven methods to visualize neural networks and individual cells. This approach allows for a complete picture of brain structure and function, overcoming challenges of imaging tissues at different scales.

SourceThe Francis Crick Institute·JournalNature Communications·TypeExperimental study·DateMay 25, 2022
GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Infrared imaging to measure glymphatic function

A team of researchers has developed a novel method using infrared imaging to assess glymphatic function, which is crucial for understanding neurological conditions. The technique allows for the measurement of temporal dynamics of glymphatic functions and provides insights into brain fluid exchange and clearance.

SourceSPIE--International Society for Optics and Photonics·JournalNeurophotonics·DateMay 17, 2022

Artificial intelligence technology accelerates super-resolution localization photoacoustic imaging of blood vessels

A new AI-based localization technique enhances photoacoustic imaging speed and spatial resolution, reducing laser exposure and imaging time. The technology offers a solution for preclinical and clinical applications requiring fast and fine spatial resolution.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateMay 12, 2022

HKUST researchers develop long-term in vivo imaging technique to better understand and treat spinal cord injury

A research team at HKUST has developed a long-term in vivo imaging technique to study spinal cord injury, allowing for repeated and stable imaging without triggering inflammation. The breakthrough enables researchers to track microglia and understand their interaction with degenerating and regenerating axons.

SourceHong Kong University of Science and Technology·JournalNature Communications·TypeExperimental study·DateApr 12, 2022
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Catching up with deep learning in spectral imaging

Recent deep-learning-empowered spectral imaging techniques enable fast reconstruction within seconds, improving spectral resolution. The authors categorize methods into three groups based on light characteristics, facilitating further research.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateMar 25, 2022

AI and ghost imaging boosts super resolution imaging

A new AI-driven super-resolution technique, Ghost Imaging using Deep neural network Constraint (GIDC), increases spatial resolution to more than 10 times the diffraction limit. The method uses single-pixel measurements and a physics-enhanced deep neural network to restore high-quality images.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateMar 23, 2022

New approach enables background-suppressed tumor-targeted photoacoustic imaging

A research team has proposed a new approach to achieve background-suppressed tumor-targeted photoacoustic imaging, enabling deep-tissue tumor-specific imaging in vivo. The approach uses genetically engineered bacteria to deliver a photoswitchable chromoprotein to the tumor site, eliminating interference from blood background signals.

SourceChinese Academy of Sciences Headquarters·JournalProceedings of the National Academy of Sciences·DateFeb 22, 2022
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

A new microscope allows for high-throughput 3D adaptive optical imaging

A new microscope allows for real-time aberration-free dynamic speckle microscopy using compressed time-reversal matrix technology. This enables almost real-time volumetric adaptive optical imaging with reduced data acquisition time and improved lateral resolution.

SourceInstitute for Basic Science·JournalLight Science & Applications·TypeExperimental study·DateFeb 13, 2022

AI and ghost imaging boosts super resolution imaging

A team of scientists developed an AI-driven super-resolution technique called Ghost Imaging using Deep neural network Constraint (GIDC) to overcome the diffraction limit in long-distance imaging. GIDC uses single-pixel measurements and a physics-enhanced deep neural network to restore high-quality images.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateJan 25, 2022

Investigating hallucinations in medical imaging

Researchers at Beckman Institute have defined a mathematical framework for identifying hallucinations in biomedical images. This framework will enable researchers and radiologists to quantitatively assess their image reconstruction methods and prevent patient misdiagnosis.

SourceBeckman Institute for Advanced Science and Technology·JournalIEEE Transactions on Medical Imaging·TypeImaging analysis·DateJan 10, 2022

JNM publishes appropriate use criteria for prostate-specific membrane antigen pet imaging

The Society of Nuclear Medicine and Molecular Imaging has published appropriate use criteria (AUC) for prostate-specific membrane antigen (PSMA) PET imaging. The guidelines provide a framework for healthcare providers to determine the most effective use of PSMA PET scans in patients with suspected or known prostate cancer.

SourceSociety of Nuclear Medicine and Molecular Imaging·JournalJournal of Nuclear Medicine·DateJan 7, 2022
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Using photoacoustic imaging to look deep into the body

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.

SourcePohang University of Science & Technology (POSTECH)·JournalSmall·DateDec 20, 2021

A novel 3D imaging platform using optical fibers as small as a hair

Researchers created a 3D imaging system using multimode optic fibers, overcoming limitations of scrambling and enabling high-resolution imaging. The system can scan a scene at nearly 23,000 points per second and record near-real-time 3D video.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateDec 9, 2021

A light in the dark tissue: Switchable proteins for biomedical imaging

Researchers developed photoswitchable label proteins to visualize small numbers of cells in live organisms, enabling improved understanding of diseases like the immune system or tumor development. They also created sensors for optoacoustic and super-resolution imaging to visualize small molecules or ions at nanometer resolution.

SourceHelmholtz Munich (Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH))·JournalNature Biotechnology·DateDec 7, 2021

3D polarization-sensitive OCT imaging of collagen organization within organ systems

Researchers developed a novel PSOCT method, polarization state tracing (PST), to image depth-resolved collagen organization within living tissues without damaging the sample. This allows for accurate clinical diagnosis and image-guided surgery, targeting precision medicine.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateNov 29, 2021
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

PSMA PET imaging more accurate than CT in detecting hepatocellular carcinoma

A study published in The Journal of Nuclear Medicine found that PSMA PET/CT is more accurate than conventional CT in detecting hepatocellular carcinoma metastases. This led to a change in management plans for nearly half of the patients, enabling them to receive effective treatment.

SourceSociety of Nuclear Medicine and Molecular Imaging·JournalJournal of Nuclear Medicine·TypeImaging analysis·DateSep 30, 2021

Study analyzes a decade of cardiac imaging trends

The study found that cardiac imaging methods became almost exclusively the domain of cardiologists, with reimbursement cuts reversing this trend. However, technological advances made competing exams appealing options, leading to a shift in utilization from cardiologist offices to hospital outpatient departments.

SourceRadiological Society of North America·JournalRadiology Cardiothoracic Imaging·DateSep 30, 2021
Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

New imaging method for the detection of gastric lymphomas

A new imaging technique using PET/MR and a PET tracer directed against CXCR4 shows high accuracy in detecting MALT lymphomas of the stomach, potentially reducing the need for repeated gastroscopies. The study found that [68Ga]Pentixafor PET/MR achieved 97% accuracy in detecting tumours compared to gastroscopy.

SourceMedical University of Vienna·JournalBlood·DateSep 24, 2021

How a new imaging tool helps to better stage men with prostate cancer

A new PSMA PET imaging technique can detect prostate cancer lesions throughout the body, enabling more precise treatment. The study shows that 64% of patients opted for alternative treatments after scanning due to detected metastasis outside the prostate.

SourceUniversity of California - Los Angeles Health Sciences·JournalJAMA Oncology·DateSep 16, 2021

Large-scale phase retrieval

A team of scientists has developed an efficient large-scale phase retrieval technique for realizing high-fidelity complex-domain phase imaging. The new method combines conventional optimization algorithms with deep learning techniques, achieving robustness to measurement noise and strong generalization. By comparing the reported method...

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournaleLight·DateSep 3, 2021

Beckman neuroscientists define safe protocol for EEG-fMRI imaging

A team of neuroscientists at the Beckman Institute developed safety standards for multiband EEG-fMRI imaging, reducing heating risks and maintaining data quality. By establishing protocols to mitigate artifacts, they enabled the use of accelerated fMRI sequences with EEG recordings.

SourceBeckman Institute for Advanced Science and Technology·JournalPLOS ONE·TypeData/statistical analysis·DateSep 3, 2021
Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Seeing (infra)red: Researchers develop software to enhance infrared imaging-based cancer diagnosis

A team of Beckman researchers developed software to boost infrared imaging-based cancer diagnosis, enhancing image resolution and accelerating recording speeds. The software integrates data analysis and reduces limitations associated with IR imaging, making it faster and more accurate.

SourceBeckman Institute for Advanced Science and Technology·JournalChemometrics and Intelligent Laboratory Systems·TypeComputational simulation/modeling·DateAug 5, 2021

5D imaging of ultrafast phenomena

Researchers have developed a novel spectral-volumetric compressed ultrafast photography system that captures 5D information in a single snapshot. This breakthrough imaging technique enables new insights into ultrafast phenomena in physics and biochemistry.

SourceSPIE--International Society for Optics and Photonics·JournalAdvanced Photonics·DateJul 13, 2021
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Microscopy technique makes finer images of deeper tissue, more quickly

A team of MIT and Harvard University researchers has developed a modified version of two-photon imaging that can image deeper within tissue and perform the imaging much more quickly than what was previously possible. This technique allows for high-resolution images of structures such as blood vessels and individual neurons within the b...

SourceMassachusetts Institute of Technology·JournalScience Advances·DateJul 7, 2021

Molecular imaging improves staging and treatment of pancreatic ductal adenocarcinomas

The study found that 68Ga-FAPI PET/CT imaging can improve restaging of disease in more than half of patients with pancreatic ductal adenocarcinomas, particularly those with local recurrence. This new imaging modality may help detect new or clarify inconclusive results obtained by standard CT imaging.

SourceSociety of Nuclear Medicine and Molecular Imaging·JournalJournal of Nuclear Medicine·DateJul 7, 2021

Mouse brain imaged from the microscopic to the macroscopic level

Scientists have imaged an entire mouse brain at the microscopic to macroscopic level using a new micro-CT approach. This technique bridges the resolution gap between MRI and electron microscopy, enabling the connection of biomarkers across multiple scales and improving image resolution.

SourceUniversity of Chicago Medical Center·JournalNeuroImage·DateJun 28, 2021

PSMA-targeted radiotracer pinpoints metastatic prostate cancer across anatomic regions

A phase III clinical trial validates the effectiveness of 18F-DCFPyL in detecting and localizing recurrent prostate cancer, achieving high positive predictive values across various regions. The study's results support the use of PSMA-targeted radiotracers as the most sensitive and accurate agents for imaging prostate cancer.

SourceSociety of Nuclear Medicine and Molecular Imaging·JournalJournal of Nuclear Medicine·DateJun 15, 2021
DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

New super-resolution technique allows for more detailed brain imaging

Researchers developed a super-resolution technique that harnesses unwanted head motion to enhance brain PET image resolution. This method shows promise in detecting neurological disorders like Alzheimer's disease at their earliest stages, enabling quicker diagnosis and treatment.

SourceSociety of Nuclear Medicine and Molecular Imaging·JournalJournal of Nuclear Medicine·DateJun 13, 2021