| With the continuous increase of the aging population and the continuous improvement of the quality of life,the accompanying problems become more prominent.The problem of seeing a doctor is especially prominent in the elderly.The medical resources in China are not average and the chronic diseases are high,which makes it difficult for elderly patients to get effective and timely treatment.Mobile medical is the product of the combination of Internet and medical industry,which has been widely used worldwide.Although China has just started in this field,it can effectively solve problems such as lack of resources,lack of supervision and differentiation of medical services through mobile medical treatment.The rapid expansion and youth of the mobile Internet have split the elderly into the edge of mobile users,and it is difficult for the elderly to enjoy the convenience brought by mobile medical services.Hope that through this article,therefore,the study of older users,to compensate for the disharmony between people and the mobile Internet,let the elderly can also experience the convenience brought by the science and technology,expand the interaction experience of existing products.Firstly,this study has a preliminary understanding of the status quo of mobile phones and the development of mobile medical care in the elderly,and points out the direction for the study of the characteristics of the elderly.Based on the relevant concept of user experience,on the basis of the elderly physiological,psychological factors,summed up the four design principles of the elderly in the mobile application and matters needing attention,and lay a foundation for design practice.Next in mobile medical competitive product analysis,through the ChunYuYiSheng,the HaoDaiFu and the WeiYi product positioning and framework,has been clear about the basic existing user needs and priorities,and deduced the appeal to most of the elderly patients and provide reference for the following design.In the process of design practice,the user’s portrait and real demand are extracted through the preliminary summary,field situation and questionnaire survey.The framework and the core use process of "the old and the doctor App" and the interactive prototype of the key functions are constructed.And the test and feedback are verified and optimized.The thesis hopes to supplement and improve the existing theories and provide feasible solutions. |