Sensorized Knee Arthroplasty System with Intraoperative Sensors, DePuy Ireland, EP4554520A2
Summary
DePuy Ireland Unlimited Company has received A2 publication (publication without search report) for EP4554520A2 titled 'Sensorized Knee Arthroplasty Utilizing an Intraoperative Sensor System', filed with the European Patent Office on April 15, 2026. The invention covers an intraoperative sensor system for knee replacement procedures, classified under A61F 2/38 (knee prostheses) and A61B 5/103 (measuring for diagnostic purposes). The patent application designates all EPC contracting states including AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, and SM. As an A2 publication, the application is publicly available but the search report has not yet been published.
About this source
GovPing monitors EPO Patent Bulletin - Prosthetics (A61F) for new healthcare & life sciences regulatory changes. Every update since tracking began is archived, classified, and available as free RSS or email alerts — 44 changes logged to date.
What changed
The European Patent Office has published EP4554520A2, an A2 patent application filed by DePuy Ireland Unlimited Company for a sensorized knee arthroplasty system incorporating an intraoperative sensor. The system, invented by Marc Stein, relates to knee prostheses (A61F 2/38) and intraoperative measurement devices (A61B 5/103), with additional classifications for bone preparation (A61F 2/46) and surgical retractors (A61B 17/02).
Medical device manufacturers and orthopaedic companies developing smart prosthetics or surgical navigation technologies should monitor this application for potential freedom-to-operate implications in the European market. The A2 publication stage indicates the application has been accepted for filing but the European search report has not yet been published.
Archived snapshot
Apr 25, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
SENSORIZED KNEE ARTHROPLASTY UTILIZING AN INTRAOPERATIVE SENSOR SYSTEM
Publication EP4554520A2 Kind: A2 Apr 15, 2026
Applicants
DePuy Ireland Unlimited Company
Inventors
STEIN, Marc
IPC Classifications
A61F 2/38 20060101AFI20260309BHEP A61B 5/103 20060101ALI20260309BHEP A61F 2/46 20060101ALI20260309BHEP A61B 17/02 20060101ALI20260309BHEP
Designated States
AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, ME, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR
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