Improving Radiation Safety By Technology and Training for Computed Tomography Imaging

King Fahd Military Medical Complex (KFMMC) in Dhahran is a premier tertiary care institution under the Ministry of Defense Health Affairs . It provides specialized medical services supported by state-of-the-art equipment and a highly trained workforce.

Innovation in Radiation Safety: The "Three Ts" Framework at KFMMC

Since July 1, 2023, King Fahd Military Medical Complex (KFMMC) has pioneered a transformative approach to diagnostic safety through its "Improving Radiation Safety By Technology and Training" initiative. By integrating cutting-edge hardware with a rigorous human-performance framework, KFMMC has successfully addressed the global challenge of medical radiation overexposure, achieving a 44% reduction in patient radiation doses while enhancing diagnostic precision.

1. Strategic Technology Management & Implementation

The cornerstone of this achievement was the strategic replacement of aging 160-slice technology with the state-of-the-art 256-slice dual-source Siemens Somatom Force scanner in early 2025. This was not merely a hardware upgrade but a sophisticated implementation of AI-driven dose optimization. The new system utilizes ultra-fast dual-source acquisition, automatic exposure control, and iterative reconstruction to minimize radiation intensity. A key innovation was the implementation of "Tin Filter" technology, which filters out low-energy radiation that contributes to dose but not to image quality. By managing this transition through a phased "Go-Live" strategy, KFMMC ensured that the most advanced dose-modulation software was immediately calibrated to meet and exceed the Saudi Food and Drug Authority (SFDA) National Diagnostic Reference Levels (NDRLs).

2. Innovative Planning: The "Three Ts" Framework

KFMMC's success is rooted in its original "Three Ts" framework: Technology, Training, and Time. Recognizing that technology alone cannot ensure safety, leadership planned a multidisciplinary intervention that synchronized technical capabilities with workforce empowerment.

• Technology: Selection and calibration of hardware with AI-based dose-optimization algorithms.

• Training: A structured, four-week competency-based program led by application specialists and radiologists. This training moved beyond basic operation to focus on protocol customization, precise patient positioning, and the ethical application of the ALARA (As Low As Reasonably Achievable) principle.

• Time: A critical management innovation where leadership allocated dedicated "learning time" within clinical schedules. This allowed technologists to master new protocols without the pressure of patient throughput, ensuring that safety standards were institutionalized rather than rushed.

3. Research, Development, and Measurable Impact

The project utilized a robust R&D approach, employing a cross-sectional study to compare baseline data from 2024 against post-intervention results in 2025. The results were definitive: the mean Dose-Length Product (DLP)-the primary metric for total radiation exposure-dropped from an average of ~1300 mGy-cm to ~725 mGy-cm. This 44% reduction represents a significant leap in patient safety, particularly for those requiring repeated imaging. Furthermore, the initiative fostered a "Safety-First" culture where technologists now use real-time dashboards to monitor dose accountability. This data-driven approach ensures that the innovation is sustainable, with quarterly refreshers and continuous protocol audits integrated into the department's operational DNA.

Conclusion

KFMMC's initiative serves as a benchmark for technology management in the healthcare service industry. By harmonizing advanced AI-driven technology with a structured human-centric training model, the organization has demonstrated that significant safety gains are achievable through deliberate planning and integrated implementation. Since July 2023, this project has not only protected thousands of patients from unnecessary radiation but has also established KFMMC as a leader in digital health excellence and radiation protection.