MAUDE Adverse Event Report: SMITH & NEPHEW, INC. ANTHOLOGY SO POROUS SIZE 6; PROSTHESIS, HIP, SEMI-CONSTRAINED, METAL/POLYMER, CEMENTED

Model Number 71356006

Device Problem Biocompatibility (2886)

Patient Problems Infiltration into Tissue (1931); Synovitis (2094)

Event Date 10/25/2021

Event Type  Injury  

Manufacturer Narrative

(b)(4).

Event Description

It was reported that, after a left bhr-tha was performed on (b)(6) 2010 due to degenerative arthritis, the patient experienced increasing cobalt and chromium levels.An mri showed fluid collection with synovial thickening, consistent with adverse local tissue reaction.This adverse event was treated with a left revision surgery on (b)(6) 2021.Patient's current health status is unknown.

Manufacturer Narrative

H3, h6: the device was not returned for evaluation and the reported event could not be confirmed.The clinical/medical investigation concluded that, with the information provided the clinical root cause of the reported ¿increasing metal ions and moderate synovitis¿ cannot be confirmed.It cannot be concluded the reported clinical reactions were associated with a malperformance of the implant or implant failure.The patient impact beyond the revision and expected transient post-op convalescence period cannot be determined.No further clinical assessment is warranted at this time.A review of the manufacturing records did not reveal a manufacturing abnormality that could have caused or contributed to the reported incident.A review of complaint history for the part number over the past 12 months and for the batch number based on historical data of the device did not reveal similar events for the listed device.A review of the risk management file revealed this failure mode was previously identified.The anticipated risk level is still adequate.A review of the instructions for use for this device revealed that metal sensitivity reactions has been identified as an adverse event in primary and revision surgery.Also, the postoperative section establishes that the patient should be advised to report any unusual incidences.A historical review concluded that there are no prior actions related to this product and event.At this time, we have no reason to suspect that the product failed to meet any product specifications at the time of manufacture.Some potential probable causes for this event could include damaged product, implant corrosion or wear.The contribution of the device to the reported event could not be corroborated.Based on this investigation, the need for corrective action is not indicated.Without the return of the actual product involved, our investigation could not proceed.Should the device or additional information be received, the complaint will be reopened.No further investigation is warranted for this complaint; however, we will continue to monitor for future complaints and investigate as necessary.We consider this investigation closed.

• Brand Name: ANTHOLOGY SO POROUS SIZE 6
• Type of Device: PROSTHESIS, HIP, SEMI-CONSTRAINED, METAL/POLYMER, CEMENTED
• Manufacturer (Section D): SMITH & NEPHEW, INC.; 1450 brooks rd.; memphis TN 38116
• Manufacturer (Section G): SMITH & NEPHEW, INC.; 1450 brooks rd.; memphis TN 38116
• Manufacturer Contact: holly topping ; 7000 west william cannon drive; austin, TX 78735 ; 5123913905
• MDR Report Key: 14438332
• MDR Text Key: 292055502
• Report Number: 1020279-2022-02430
• Device Sequence Number: 1
• Product Code: JDI
• UDI-Device Identifier: 03596010567765
• UDI-Public: 03596010567765
• Combination Product (y/n): N
• Reporter Country Code: US
• PMA/PMN Number: P030022
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: Other
• Reporter Occupation: Other
• Type of Report: Initial,Followup
• Report Date: 06/17/2022

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 05/19/2022
• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: Yes
• Device Operator: Lay User/Patient
• Device Expiration Date: 04/25/2020
• Device Model Number: 71356006
• Device Catalogue Number: 71356006
• Device Lot Number: 10DM15415
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: No
• Date Manufacturer Received: 06/16/2022
• Was Device Evaluated by Manufacturer?: Device Not Returned to Manufacturer
• Date Device Manufactured: 04/28/2010
• Is the Device Single Use?: Yes
• Is This a Reprocessed and Reused Single-Use Device?: No
• Type of Device Usage: Initial
• Patient Sequence Number: 1
• Treatment: ACETLR CUP HAP 52MM W/ IMPTR.; HEMI HEAD 46MM.
• Patient Outcome(s): Hospitalization; Required Intervention