US 12,272,450 B2
Reverse recall notification system
Nixon Cheaz, Cary, NC (US); Vince Siu, Thornhill (CA); Clayton M. Billups, Cary, NC (US); and Jian Zhang, Cary, NC (US)
Assigned to International Business Machines Corporation, Armonk, NY (US)
Filed by INTERNATIONAL BUSINESS MACHINES CORPORATION
Filed on Sep. 23, 2021, as Appl. No. 17/448,588.
Prior Publication US 2023/0092553 A1, Mar. 23, 2023
Int. Cl. G16H 40/40 (2018.01); H04L 67/12 (2022.01)
CPC G16H 40/40 (2018.01) [H04L 67/12 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A recall notification method, comprising:
periodically transmitting, by a network interface of a medical device implanted in a user's body, a poll request to a recall service endpoint at a fixed address;
extracting, by the recall service endpoint, unique security information from the poll request;
determining, by the recall service endpoint, whether or not any recalls have been issued for the medical device;
receiving, by the network interface of the medical device in response to the poll request, a recall notification from the recall service endpoint;
in response to receiving the recall notification, directly notifying the user, wherein directly notifying comprises generating a tactile sensation in the user's body via a secondary electrode of the medical device;
in response to generating the tactile sensation, allowing the user to switch off the tactile sensation, wherein an intensity of the tactile sensation is related to a severity level associated with the recall notification; and
in response to directly notifying the user, causing the user to have the medical device checked.