Howmedica Osteonics Corp.: Prosthesis, Knee, Patello/femorotibial, Semi-constrained, Uncemented, Porous, Coated, Polymer/metal/polymer

Recall Summary Stryker has recalled Triathlon Universal Baseplate knee implant components because some Size 3 and Size 4 parts were placed in swapped packaging—Size 3 parts labeled as Size 4 and vice versa. This mislabeling could result in surgeons implanting the wrong size component. The recall affects two specific lots distributed across the United States.

Recalling firm
Howmedica Osteonics Corp.
Product
TRI TS BASEPLATE SIZE 4. Part Number: 5521-B-400.
Reason
Stryker has identified that Triathlon Universal Baseplate Size 3 (lot UZD9IB), is contained in packaging labeled as Triathlon Universal Baseplate Size 4 (lot TYX7OB), and Triathlon Universal Baseplate Size 4 (lot TYX7OB), is contained in packaging labeled as Triathlon Universal Baseplate Size 3, (lot UZD9IB).
Classification
Class II
Category
medical device recall
Country
United States
Agency
FDA-DEVICES
Recall date
2026-05-19
Status
Open, Classified
Areas affected
AL, AK, AZ, AR, CA, CO, CT, DE, FL, GA, HI, ID, ...
Distribution
US Nationwide distribution in the states of AZ, CA, GA, MI, NC, NJ, NY, WV.

Official recall notice from FDA-DEVICES

Recall details on Nibble Recalls: https://trynibble.app/recalls/958ba714-8009-4d07-be8a-f9aa5f537abb