Abstract: Objective: To review the scope of research on the application of mobile health in pain management in children with malignant tumors, in order to identify its intervention elements and application status. Methods: The JBI Scope Review Guidelines was used as the methodological framework to retrieve relevant studies in PubMed, Web of Science, Cochrane Library, Embase, CINAHL, CNKI, Wanfang database, VIP database and CBM, etc. The search period was from the inception of the database to May 16, 2023, and the included literature was summarized and analyzed. Results: A total of 13 literatures were included. The application types of mobile medicine in pain management of children with malignant tumors mainly referred to application program, network platform and Wechat mini programs. The content elements of mobile health intervention included pain assessment, monitoring and online pain intervention, and the outcome indicators included availability, feasibility, acceptability and effectiveness. Conclusion: Mobile health care that fits children's psychological and behavioral characteristics is favored by them, and its usability, feasibility and acceptability in pain management have been proven to exert positive effects. In the future, mobile medical applications suitable for children with tumor pain in China should be developed, and high-quality studies be conducted to explore the effectiveness of mobile medical pain management, so as to promote the establishment of a pain follow-up database for children and improve their pain experience.

Key words: mobile health; neoplasm; children; pain; scoping review