Limitations of the Free Edition

Oct 13, 2025 by leolavanderia.com.br 10 views

Introduction

In the medical field, digital imaging plays a crucial role in diagnosis and treatment. The Digital Imaging and Communications in Medicine (DICOM) standard is widely used for storing, distributing, and viewing medical images. As a result, DICOM has become a popular image format for medical-related photography, including radiographies, tomographies, and more. In this article, we will explore the Onis Free Edition, a DICOM file viewer that offers a range of features and functionalities.

What is Onis?

Onis is a powerful DICOM file viewer that supports multi-frame images and annotations on displayed pictures. It can read and display DICOM files from various sources, including directly from a DICOM server, CD, or a folder without downloading them into the local database first. This feature makes it an ideal tool for medical professionals who need to access and view DICOM files quickly and efficiently.

Key Features of Onis

Multi-Frame Image Support

Onis supports multi-frame images, allowing users to view and navigate through multiple images in a single file. This feature is particularly useful for medical professionals who need to analyze and compare multiple images.

Annotation Support

Onis allows users to add annotations to displayed pictures, making it easier to highlight and mark important areas of interest. This feature is useful for medical professionals who need to communicate with colleagues or patients about specific areas of concern.

DICOM Server Support

Onis can read and display DICOM files directly from a DICOM server, eliminating the need to download files into the local database first. This feature makes it an ideal tool for medical professionals who need to access and view DICOM files quickly and efficiently.

3D Volume Rendering

Onis supports 3D volume rendering, allowing users to create detailed 3D models of medical images. This feature is particularly useful for medical professionals who need to analyze and visualize complex medical data.

Measurement Utilities

Onis comes with comprehensive measurement utilities, allowing users to measure distances, angles, and other parameters in medical images. This feature is useful for medical professionals who need to accurately measure and analyze medical data.

Limitations of the Free Edition

While the Onis Free Edition is a powerful DICOM file viewer, it does come with some limitations. Some of the key limitations include:

No Plugin Support: The free edition of Onis does not support plugins, which can limit its functionality and flexibility.
Limited Database: The free edition of Onis limits its database to 15 patients, which can be a limitation for medical professionals who need to access and view DICOM files for multiple patients.
No Multiple Monitor Support: The free edition of Onis does not support multiple monitors, which can limit its usability and convenience.

Exporting DICOM Images

One of the useful features of the Onis Free Edition is its ability to export DICOM images to raster formats like JPEG or BMP. This feature allows users to convert DICOM images into more widely supported formats, making it easier to share and collaborate with colleagues.

Image Filtering

Onis also supports image filtering of multiple types, including linear and bicubic interpolation. This feature allows users to enhance and improve the quality of DICOM images, making it easier to analyze and visualize medical data.

Conclusion

In conclusion, the Onis Free Edition is a powerful DICOM file viewer that offers a range of features and functionalities. While it does come with some limitations, it is a useful tool for medical professionals who need to access and view DICOM files quickly and efficiently. With its support for multi-frame images, annotations, and 3D volume rendering, Onis is an ideal tool for medical professionals who need to analyze and visualize complex medical data.

System Requirements

Operating System: Windows
Processor: 1.5 GHz or faster
Memory: 2 GB or more
Graphics: 1024 x 768 or higher resolution

Download and Installation

To download and install the Onis Free Edition, simply visit the official website and follow the installation instructions. The installation process is straightforward and easy to follow, and the software is compatible with Windows operating systems.

Troubleshooting

If you encounter any issues or errors while using the Onis Free Edition, simply visit the official website and check the troubleshooting section for solutions and workarounds. The support team is also available to assist with any questions or concerns you may have.

Conclusion

Q: What is Onis?

A: Onis is a powerful DICOM file viewer that supports multi-frame images and annotations on displayed pictures. It can read and display DICOM files from various sources, including directly from a DICOM server, CD, or a folder without downloading them into the local database first.

Q: What are the key features of Onis?

A: Some of the key features of Onis include:

Multi-Frame Image Support: Onis supports multi-frame images, allowing users to view and navigate through multiple images in a single file.
Annotation Support: Onis allows users to add annotations to displayed pictures, making it easier to highlight and mark important areas of interest.
DICOM Server Support: Onis can read and display DICOM files directly from a DICOM server, eliminating the need to download files into the local database first.
3D Volume Rendering: Onis supports 3D volume rendering, allowing users to create detailed 3D models of medical images.
Measurement Utilities: Onis comes with comprehensive measurement utilities, allowing users to measure distances, angles, and other parameters in medical images.

Q: What are the limitations of the free edition of Onis?

A: Some of the limitations of the free edition of Onis include:

No Plugin Support: The free edition of Onis does not support plugins, which can limit its functionality and flexibility.
Limited Database: The free edition of Onis limits its database to 15 patients, which can be a limitation for medical professionals who need to access and view DICOM files for multiple patients.
No Multiple Monitor Support: The free edition of Onis does not support multiple monitors, which can limit its usability and convenience.

Q: Can I export DICOM images to other formats?

A: Yes, the Onis Free Edition allows users to export DICOM images to raster formats like JPEG or BMP. This feature allows users to convert DICOM images into more widely supported formats, making it easier to share and collaborate with colleagues.

Q: Can I filter DICOM images?

A: Yes, Onis supports image filtering of multiple types, including linear and bicubic interpolation. This feature allows users to enhance and improve the quality of DICOM images, making it easier to analyze and visualize medical data.

Q: Is Onis compatible with my operating system?

A: Onis is compatible with Windows operating systems. However, please note that the free edition of Onis has some limitations, including no support for plugins and multiple monitors.

Q: How do I download and install Onis?

A: To download and install Onis, simply visit the official website and follow the installation instructions. The installation process is straightforward and easy to follow.

Q: What if I encounter any issues or errors while using Onis?

A: If you encounter any issues or errors while using Onis, simply visit the official website and check the troubleshooting section for solutions and workarounds. The support team is also available to assist with any questions or concerns you may have.

Q: Is Onis a free software?

A: Yes, Onis is a free software. However, please note that the free edition of Onis has some limitations, including no support for plugins and multiple monitors.

Q: Can I upgrade to the professional edition of Onis?

A: Yes, you can upgrade to the professional edition of Onis, which removes most of the limitations of the free edition. The professional edition of Onis offers additional features and functionalities, including support for plugins and multiple monitors.

Q: How do I contact the support team?

A: To contact the support team, simply visit the official website and click on the "Contact Us" link. You can also email the support team directly at support@onis.com.