In the era of"Internet plus",electronic devices such as mobile phones and tablet computers have be-come necessary tools for students.In order to adapt to the situation,turn negative factors into learning tools,stimu-late students'initiative and enthusiasm for learning,the Rain Classroom is combined with the improved BOPPPS teaching mode to carry out the reform of Medical Image Processing teaching methods,which can truly create a student-centered closed-loop teaching mode reform,improve the efficiency of teaching and learning and provide reference for classroom teaching reform in the context of"Internet plus"era.