Patent ID: 11887704
Assignee: SIEMENS HEALTHCARE LIMITED
Field: Medical technology (Instruments)
Classification: CPC G  H | IPC G  H

Claim 13:
14. The computer-implemented method of the claim 11, wherein the requested medical data record is provided by the selected providing entity according to a computer-implemented method, comprising:
receiving a set of medical data records stored in a database;
receiving or initializing a joint data index;
for each respective medical data record of the set of medical data records
applying a plurality of hash functions to a patient identifier corresponding to the respective medical data record to determine a respective hash vector, the patient identifier corresponding to the respective medical data record identifying the patient being subject of the respective medical data record, and
updating the joint data index based on the respective hash vector;

providing the joint data index to a receiving entity;
receiving a request for the requested medical data record from the receiving entity, the request being based on the joint data index and the requested medical data record corresponding to a request patient identifier; and
providing the requested medical data record to the receiving entity via a secure communication channel.