China NMPA Product Recall - Total knee replacement system

DePuy (Ireland), with reporting from Johnson & Johnson (Shanghai) Medical Devices Co., Ltd., has initiated a voluntary Class II recall of its Total Knee Replacement System. Announced on March 14, 2023, the recall stems from a critical manufacturing issue where certain models and batches of the product were subjected to radiation levels exceeding the prescribed sterilization dose. This over-radiation raises concerns about a potential alteration in the performance characteristics of the implant material, which could compromise the device's intended function and patient safety. The National Medical Products Administration (NMPA) is the regulatory body overseeing this action in China. As a Class II recall, the NMPA indicates that the issue could lead to temporary or medically reversible adverse health consequences, or that the probability of serious adverse health consequences is remote. Specific details regarding the affected product models, specifications, and batches are documented in the "Medical Device Recall Event Report Form." This proactive measure aims to address and mitigate any potential risks associated with the affected knee replacement systems, ensuring compliance with NMPA's medical device safety standards.