FDA Adverse Event Injury Summary report: N

LGN PS HIGH FLEX XLPE SZ 7-8 11MM

MDR report key: 8661506 · Received June 2, 2019

Report

Report Number
1020279-2019-02139
Event Type
Injury
Date Received
June 2, 2019
Date of Event
May 9, 2019
Report Date
October 22, 2019
Manufacturer
SMITH & NEPHEW, INC.
Product Code
JWH
UDI-DI
00885556035153
PMA / PMN Number
K071071
Adverse Event
Yes
Report Source
Manufacturer report
Reporter Location
US
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 0

THE ASSOCIATED COMPLAINT DEVICE WAS RETURNED AND EVALUATED. THE LAB ANALYSIS CONCLUDED, THE TIBIAL INSERT SHOW THE CONDITION OF THE COMPONENT, LOCK DETAIL APPEARS DAMAGED, AND DEFORMATIONS ON THE ANTERIOR SURFACES AND SUPERIOR SURFACES INCLUDING A CRACK ON THE ANTERIOR SUPERIOR SURFACE INTERSECTION WERE OBSERVED. THE POST OF THE INSERT WAS FRACTURED AND ADRIFT FROM THE REST OF THE INSERT COMPONENT. ANTERIOR VIEW, FRACTURED POST AND DEFORMATION ON THE UPPER LEFT CORNER OF THE SUPERIOR SURFACE. THE LEFT SIDE LOCK DETAIL AND SUPERIOR OUTER CORNER SIDES OF THE COMPONENT APPEAR DAMAGED IN THE BLUE RECTANGLES. THE POST IS FRACTURED. POSTERIOR POST SURFACES IN BLUE CIRCLES APPEAR DAMAGED. THERE IS A CRACK IN THE ANTERIOR SUPERIOR CORNER IN THE BLUE SQUARE. THE RIGHT SIDE LOCK DETAIL AND SUPERIOR POSTERIOR CORNER ARE DAMAGED. THE RIGHT SIDE OF FRACTURED POST SHOWS DAMAGE IN THE BLUE CIRCLE. THE EXACT CAUSES OF OBSERVED DAMAGE COULD NOT BE DETERMINED FROM THE INVESTIGATION OF THE DEVICE. THERE WERE NO OBSERVATIONS OF MATERIAL OR MANUFACTURING DEVIATIONS IN THE COURSE OF THIS INVESTIGATION. A REVIEW OF THE PRODUCTION DOCUMENTATION FOR THE CORRESPONDING PRODUCTS DID NOT REVEAL ANY DEVIATION FROM THE STANDARD MANUFACTURING PROCESSES. A REVIEW OF COMPLAINT HISTORY FOR THE LISTED PARTS REVEALED NO PRIOR COMPLAINTS FOR THE LISTED BATCHES/FAILURE MODE. THE CLINICAL/MEDICAL TEAM CONCLUDED, WITHOUT THE REQUESTED CLINICAL INFORMATION A THOROUGH MEDICAL INVESTIGATION CANNOT BE RENDERED. SHOULD ANY ADDITIONAL CLINICAL INFORMATION BE PROVIDED THIS COMPLAINT WOULD BE RE-ASSESSED. AT THIS TIME, WE HAVE NO REASON TO SUSPECT THAT THE PRODUCT FAILED TO MEET ANY PRODUCT SPECIFICATIONS AT THE TIME OF MANUFACTURE. BASED ON THIS INVESTIGATION, THE NEED FOR CORRECTIVE ACTION IS NOT INDICATED.

Description of Event or Problem · 1

IT WAS REPORTED THAT A FEW DAYS AGO, PATIENT FELT A POP AND UNSTEADINESS WITH HIS KNEE AFTER GETTING UP FROM KNEELING AND BENDING. UPON OBSERVATION, THE POST OF THE POLYETHYLENE HAS SHEARED OFF. HOSPITAL PATHOLOGY IS IN POSSESSION OF THE DAMAGED IMPLANT. SURGEON IS REQUESTING A COPY OF THE REPORT. A REVISION SURGERY WAS PERFORMED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
454733 LGN PS HIGH FLEX XLPE SZ 7-8 11MM PROSTH, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONST, CEMENTED, POLY/METAL/POLY JWH SMITH & NEPHEW, INC. 10GM14724 00885556035153

Patients

Seq Age Sex Outcome Treatment
1 61 YR Hospitalization| R