MAUDE Adverse Event Report: SMITH & NEPHEW ORTHOPAEDICS AG SL-PLUS FAMILY STEM; PROSTHESIS, HIP, HEMI-, FEMORAL, METAL/POLYMER, CEMENTED OR UNCEMENTED

Catalog Number UNKNOWN

Device Problem Adverse Event Without Identified Device or Use Problem (2993)

Patient Problem Ossification (1428)

Event Date 09/01/2012

Event Type  Injury  

Manufacturer Narrative

This complaint was opened by smith+nephew to document a patient complication identified through a review of clinical evidence from literature sources that includes reference to the use of a smith+nephew product.The reported issue(s) relate to known inherent 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 confirm a relationship between the reported event and the device or 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.

Event Description

It was reported that on a meeting abstract titled "radiographic and clinical analysis of the sl-plus hip arthroplasty", the authors reported a retrospective study of two hundred thirty (230) cases that underwent index thr with a sl-plus stem and a combination of either ep-fit plus, r3 or charnley elite shells.A radiological assessment was performed on these patients to evaluate the presence of radiolucent lines, loosening of the prosthesis and heterotrophic ossification.A total of twenty one (21) patients presented heterotrophic ossification as main radiological outcome, which was classified in grade iii for sixteen (16) of them and in grade iv for five (5) of them.Any additional measures taken to treat these patients were not provided within the abstract.The outcome of these patients is not known.No further information is available.

• Brand Name: SL-PLUS FAMILY STEM
• Type of Device: PROSTHESIS, HIP, HEMI-, FEMORAL, METAL/POLYMER, CEMENTED OR UNCEMENTED
• Manufacturer (Section D): SMITH & NEPHEW ORTHOPAEDICS AG; schachenallee 29; aarau CH-50 00; SZ CH-5000
• Manufacturer (Section G): SMITH & NEPHEW ORTHOPAEDICS AG; schachenallee 29; aarau CH-50 00; SZ CH-5000
• Manufacturer Contact: holly topping ; 7000 west william cannon drive; austin, TX 78735 ; 5123913905
• MDR Report Key: 15629281
• MDR Text Key: 301976893
• Report Number: 9613369-2022-00582
• Device Sequence Number: 1
• Product Code: KWY
• Combination Product (y/n): N
• Reporter Country Code: UK
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: Other,Foreign,Literature,Company Representative
• Reporter Occupation: Other
• Type of Report: Initial
• Report Date: 10/18/2022

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 10/18/2022
• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: No
• Device Operator: Health Professional
• Device Catalogue Number: UNKNOWN
• Device Lot Number: UNKNOWN
• Was Device Available for Evaluation?: No
• Date Manufacturer Received: 10/12/2022
• 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
• Patient Outcome(s): Other