ONIS
ONIS Viewer is a complete DICOM viewer and PACS workstation designed for medical imaging professionals seeking high performance and scalability. It supports a full range of DICOM formats and includes tools for image review, analysis, and diagnosis. ONIS offers essential functions such as window leveling, zoom, pan, rotation, and measurements, as well as advanced features like multi-planar reconstruction, 3D volume rendering, and cine loop playback. It provides robust annotation tools, comparison of multiple studies, and synchronized scrolling across series. ONIS is designed to integrate easily into existing workflows, supporting DICOM Query/Retrieve, DICOM Store, and DICOM Print services. It also features a built-in database with search functionality, allowing users to manage patient data efficiently. ONIS includes user authentication, logging, and access control to ensure data security and privacy.
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RadiAnt DICOM Viewer
RadiAnt DICOM Viewer is a PACS DICOM viewer for medical images designed to provide fast and reliable performance with an intuitive interface. It supports opening studies directly from CDs, DVDs, local folders, or PACS servers. The viewer offers essential tools such as windowing, zooming, panning, rotating, and measurements. Multi-touch support allows gestures for zoom, pan, and window adjustment. RadiAnt supports multi-frame and cine loop playback, including ultrasound and cardiac studies. Users can compare multiple series or studies, use synchronized scrolling, and perform image fusion. It includes a powerful 3D reconstruction module, allowing multiplanar reconstructions, maximum intensity projections, and volume rendering. The software supports exporting images to JPEG, DICOM, and video formats and includes anonymization tools. RadiAnt can be used as a standalone executable without installation, making it highly portable.
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Pro Surgical 3D
Pro Surgical 3D is a free, FDA-cleared DICOM viewer developed by Stratovan for viewing and interacting with patient-specific medical data. It enables users to load DICOM images and generate high-quality 3D visualizations for surgical planning and diagnostic review. The software supports advanced 3D surface rendering, volume rendering, and multi-planar reformatting, providing accurate anatomical models that enhance clinical insight. Users can rotate, zoom, and pan 3D models, as well as perform measurements and annotations directly on the visualization. Pro Surgical 3D is designed to improve patient outcomes through better preoperative planning by allowing precise analysis of complex anatomical structures. It is compatible with various imaging modalities such as CT and MRI and supports loading DICOM files from local drives. Pro Surgical 3D also includes intuitive tools for threshold adjustment and cropping to isolate regions of interest.
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Horos
Horos is a free, open source medical image viewer for macOS designed to support the medical imaging community with a fully functional, 64-bit DICOM viewer. Built on OsiriX 5.8, Horos is intended for research, education, and non-diagnostic medical imaging use. It supports a wide range of DICOM files and includes powerful tools such as 2D/3D multi-planar reconstruction, surface and volume rendering, and maximum intensity projection. Horos enables users to view, import, and export studies, measure anatomical structures, annotate images, and apply filters or adjustments for better visualization. It also offers anonymization tools, DICOM Query/Retrieve from PACS servers, and support for plugins and scripting for advanced customization. The interface is intuitive and adaptable for both novice and experienced users, with integration options for teaching files and educational workflows.
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