Device and method for realizing two-way referral of patient across medical institutions

The invention discloses a device and a method for realizing two-way referral of a patient across medical institutions, and relates to the technical field of data sharing. Comprising the following steps: step 1: defining a data model; step 2: according to the data model, carrying out bidirectional referral by using the referral platform; step 21: obtaining information of a medical institution and a medical institution department from the referral platform through a bidirectional referral applicant, step 22, initiating a two-way referral application to a referral platform through a two-way referral applicant according to the information of the medical institution and the medical institution department, and encrypting referral information of a patient, step 23, initiating a request for receiving the application to a two-way referral receiver through the referral platform, receiving the received application through the two-way referral receiver, and sending the received application to the two-way referral applica