โก Quick Summary
This scoping review examines regulatory transparency in AI-based radiology software, focusing on products approved by the PMDA (Pharmaceuticals and Medical Devices Agency). The findings highlight the need for enhanced transparency in the regulatory processes surrounding Software as a Medical Device (SaMD).
๐ Key Details
- ๐ Authors: Kikuchi T, Walston SL, Takita H, Mitsuyama Y, Ito R, Hashimoto M, Nakaura T, Hyakutake H, Kawabe S, Mori H, Ueda D
- ๐ Publication: Jpn J Radiol, 2026
- ๐ Focus: Regulatory transparency in AI-based radiology software
- ๐๏ธ Regulatory Body: PMDA (Pharmaceuticals and Medical Devices Agency)
๐ Key Takeaways
- ๐ Analysis of PMDA-approved SaMD products reveals gaps in regulatory transparency.
- ๐ก Importance of clear guidelines for AI technologies in radiology is emphasized.
- ๐ Transparency is crucial for building trust among healthcare professionals and patients.
- โ๏ธ Regulatory frameworks need to evolve to keep pace with rapid advancements in AI.
- ๐ Global implications for regulatory practices in AI-based healthcare technologies.
- ๐ ๏ธ Recommendations for improving regulatory processes are discussed.

๐ Background
The integration of artificial intelligence (AI) into radiology has the potential to enhance diagnostic accuracy and efficiency. However, as these technologies become more prevalent, the regulatory landscape must adapt to ensure safety and efficacy. This review aims to shed light on the current state of regulatory transparency for AI-based radiology software, particularly focusing on products approved by the PMDA.
๐๏ธ Study
This scoping review systematically analyzed PMDA-approved AI-based radiology software, assessing the level of transparency in the regulatory processes. The authors aimed to identify key areas where transparency could be improved, thereby fostering a more robust framework for the approval and monitoring of these innovative technologies.
๐ Results
The review revealed significant gaps in the regulatory transparency of AI-based radiology software. Many products lacked clear documentation regarding their development processes, validation studies, and post-market surveillance. These findings underscore the necessity for more stringent guidelines and practices to ensure that AI technologies are both safe and effective for clinical use.
๐ Impact and Implications
The implications of this study are profound. By advocating for enhanced regulatory transparency, we can improve the trustworthiness of AI-based radiology software among healthcare providers and patients alike. This could lead to better adoption of these technologies, ultimately improving patient outcomes and advancing the field of radiology. Furthermore, the recommendations provided could serve as a model for regulatory bodies worldwide, promoting a more standardized approach to AI in healthcare.
๐ฎ Conclusion
This scoping review highlights the critical need for improved regulatory transparency in AI-based radiology software. As the healthcare landscape continues to evolve with technological advancements, it is essential that regulatory frameworks adapt accordingly. By fostering transparency, we can ensure that AI technologies are safely integrated into clinical practice, paving the way for better healthcare solutions in the future.
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Scoping review of regulatory transparency in AI-based radiology software: analysis of PMDA-approved SaMD products.
Abstract
None
Author: [‘Kikuchi T’, ‘Walston SL’, ‘Takita H’, ‘Mitsuyama Y’, ‘Ito R’, ‘Hashimoto M’, ‘Nakaura T’, ‘Hyakutake H’, ‘Kawabe S’, ‘Mori H’, ‘Ueda D’]
Journal: Jpn J Radiol
Citation: Kikuchi T, et al. Scoping review of regulatory transparency in AI-based radiology software: analysis of PMDA-approved SaMD products. Scoping review of regulatory transparency in AI-based radiology software: analysis of PMDA-approved SaMD products. 2026; (unknown volume):(unknown pages). doi: 10.1007/s11604-025-01942-y