Medical information management method and related equipment

The embodiment of the invention discloses a medical information management method and related equipment, and the method comprises the steps: obtaining bill information which comprises a bill and medical information corresponding to the bill; encrypting the bill information by using a private key of the first blockchain node equipment to obtain a first digital signature; receiving a bill information acquisition request sent by second blockchain node equipment, wherein the second blockchain node equipment belongs to a blockchain network; and responding to the bill information acquisition request, and transferring the first digital signature to a first multi-signature address, so that the second blockchain node equipment acquires the first digital signature from the first multi-signature address, and the first multi-signature address is generated according to a public key of the first blockchain node equipment and a public key of the second blockchain node equipment. By adopting the embodiment of the invention,