
Image source: United Imaging
News • Radiation therapy
CT-linac system receives CE Mark for European market
United Imaging presents its full radiotherapy portfolio at ESTRO 2026 in Sweden, marking its strategic expansion into the European radiotherapy market.
During the event, which brings together oncology experts, focusing on AI, adaptive radiotherapy, and multidisciplinary cancer care, United Imaging will present the full radiotherapy portfolio: multimodal simulation, AI-powered contouring and planning, automated QA, and precision delivery. Rather than modular third-party assemblies, the ecosystem is built on a shared data language and control framework, enabling a native integration of imaging, AI, and intelligent hardware developed entirely in-house.
The company will highlight its CE-marked product, uRT-linac 506c. The system features a diagnostic-quality CT scanner integrated with the linear accelerator on a single platform, enabling a streamlined workflow from CT image guidance to treatment delivery.

Image source: United Imaging
A key feature of the uRT-linac 506c is the acquisition of high-definition diagnostic CT images immediately prior to each treatment fraction, allowing clinicians to visualize anatomical and tumor changes and perform online adaptive treatment planning to support personalized radiotherapy. The system also incorporates a fully digital architecture, a gantry rotation range of up to 544°, a 120-leaf dynamic high-speed multileaf collimator (MLC), and Monte Carlo-based dose calculation.
In addition, the system's capabilities, enabled by native AI, support the entire workflow, including automated contouring of organs-at-risk and target volumes, automated treatment planning, EPID-based quality assurance, and trajectory planning.
Rather than incorporating AI as an add-on, United Imaging's radiotherapy system is built on a native AI architecture, seamlessly connecting imaging, contouring, planning, QA, and treatment delivery into a smart closed-loop workflow. Built on this foundation, the uCT-ART online adaptive workflow and the "All In One" one-stop workflow introduce paradigms that further advance precision and efficiency in radiotherapy. Expert-level auto-contouring in seconds covers whole body organs-at-risk and multiple tumor sites, reducing contouring time by up to 90%, while AI-powered auto-planning, GPU-accelerated Monte Carlo dose calculation, and integrated QA streamline the entire treatment process.
The uCT-ART online adaptive workflow enables online adaptive planning within an average of 15 minutes. Powered by diagnostic CT imaging, it precisely captures anatomical changes during each treatment session and, together with an efficient adaptive planning engine, delivers personalized and highly precise adaptive treatment for every patient.
Meanwhile, the "All-In-One" workflow completes the entire process from simulation to treatment in "one room, one platform", shortening the treatment from days to minutes, significantly improving clinical efficiency and enabling patients to receive timely treatment. Two healthcare institutions in Europe are already on the start to use this new system.
The expanded portfolio further strengthens United Imaging's healthcare offering and reinforces its long-term commitment to Europe, supported by a comprehensive operational infrastructure. The company's regional headquarters is located in Rotterdam, complemented by a warehouse near Amsterdam Schiphol Airport. It also operates a customer engagement center in Rotterdam, along with a dedicated showroom and an international training center.
Source: United Imaging Healthcare
15.05.2026
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