MAUDE Adverse Event Report: SMITH & NEPHEW, INC. GII PS HI FLEX ISRT SZ 5-6 11; PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL

Catalog Number	71421516
Medical Device Problem Code	Fracture (1260)
Health Effect - Clinical Code	Joint Laxity (4526)
Date of Event	08/14/2024
Type of Reportable Event	Serious Injury
Event or Problem Description
It was reported that, after a tka surgery performed on (b)(6) 2007, the patient experienced knee instability.A revision surgery was performed on (b)(6) 2024 in order to swap the gii ps hi flex isrt sz 5-6 11 for a thicker insert and fix the stability issue.It was noticed that the gii ps hi flex isrt sz 5-6 11 came out with a broken post.It was replaced with a 5-6 mm x 15mm ps poly.The knee was checked for stability and surgeon was happy with the case.It is unknown the current health status of the patient.
Additional Manufacturer Narrative
Internal complaint reference (b)(4).H3, h6: this complaint was opened by smith+nephew to document a patient complication related to a product problem with a smith+nephew device.The reported issue(s) relate to known inherent device and/or procedural risks that are appropriately documented in our risk files.Smith+nephew will continue to monitor trends in accordance with our post-market surveillance process and take necessary action as required if anticipated severity and/or occurrence rates are exceeded.Smith+nephew has no reason to suspect that the product failed to meet any specifications at the time of manufacture.Based on our review of all currently available information, we are unable to identify a definitive root cause.However, as the use of our product cannot be excluded as a potential cause or contributory factor to the reported issue, we are conservatively submitting this report in accordance with applicable regulations.If additional information becomes available that alters the conclusions of this report, a follow-up report will be submitted as required.
Additional Manufacturer Narrative
B5: updated.
Event or Problem Description
It was reported that, after a tka surgery performed on 15-aug-2007, the patient experienced knee instability.A revision surgery was performed on 14-aug-2024 in order to swap the gii ps hi flex isrt sz 5-6 11 for a thicker insert and fix the stability issue.It was noticed that the gii ps hi flex isrt sz 5-6 11 came out with a broken post.It was replaced with a 5-6 mm x 15mm ps poly.The knee was checked for stability and surgeon was happy with the case.The patient is currently doing fine.

• Brand Name: GII PS HI FLEX ISRT SZ 5-6 11
• Common Device Name: PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL
• 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: 20131433
• Report Number: 1020279-2024-01764
• Device Sequence Number: 7287406
• Product Code: JWH
• UDI-Device Identifier: 03596010492333
• UDI-Public: 3596010492333
• Combination Product (Y/N): N
• Initial Reporter Country: AS
• PMA/510(K) Number: K032295
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2007
• Device Explanted Year: 2024
• Reporter Type: Manufacturer
• Report Source: Other,Foreign,Health Professional,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 09/06/2024

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Expiration Date: 06/01/2017
• Device Catalogue Number: 71421516
• Device Lot Number: 07GT10654
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 08/14/2024
• Supplement Date Received by Manufacturer: 08/23/2024
• Initial Report FDA Received Date: 09/03/2024
• Supplement Report FDA Received Date: 09/06/2024
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• Is the Device Labeled for Single Use? (Y/N): Yes
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Initial
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Required Intervention; Hospitalization
• Patient Sex: Unknown