The School of Software Technology Zhengzhou University Zhengzhou 450001 China;
The Cooperative Innovation Center of Internet Healthcare Zhengzhou University Zhengzhou 450000 China;
The School of Software Technology Zhengzhou University Zhengzhou 450001 China;
The School of Mechanical Engineering Zhengzhou University Zhengzhou 450001 China;
The State University of New York at Buffalo Buffalo 14200 America;
The School of Software Technology Zhengzhou University Zhengzhou 450001 ChinaThe Cooperative Innovation Center of Internet Healthcare Zhengzhou University Zhengzhou 450000 China;
Medical data; sharing model; consortium blockchain; communication channel structure; DMDL;