MAUDE Adverse Event Report: ZIMMER SWITZERLAND MANUFACTURING GMBH GENERIC WAGNER CONE PROSTHESIS; HIP PROSTHESIS

Model Number N/A

Device Problem Material Integrity Problem (2978)

Patient Problem Non-union Bone Fracture (2369)

Event Type  Injury  

Event Description

It was reported that there was a study.The study reported intraoperative femoral fracture in one hip without nondisplaced cracks during bone preparation.The fracture was treated with titanium cables.The patient underwent a femoral component revision due to nonunion at the end of the ninth month.

Manufacturer Narrative

The manufacturer did not receive x-rays, or other source documents for review.The manufacturer did not receive the device for investigation.As no lot number was provided, the device history records could not be reviewed.A cause for this specific event cannot be ascertained from the information provided.As soon as supplemental information becomes available an updated report will be submitted.Zimmer biomet¿s reference number of this file is (b)(4).

Manufacturer Narrative

This follow-up report is being submitted to relay additional and/or corrected information.Event description: the journal article "total hip arthroplasty with the wagner cone femoral stem in patients with crowe iv developmental dysplasia of the hip: a retrospective study" reports on one patient with an intraoperative femoral fracture, who underwent a femoral component revision due to nonunion at the end of the ninth month.Review of received data: journal article: total hip arthroplasty with the wagner cone femoral stem in patients with crowe iv developmental dysplasia of the hip: a retrospective study complications (page 106): the intraoperative femoral fracture occurred in 3 hips without nondisplaced cracks during bone preparation.All fractures were treated with titanium cables.One of the patient with a femoral fracture underwent a femoral component revision due to nonunion at the end of the ninth month.No medical data is available.Due diligence: no further due diligence required as all required information to support the conclusion is available or was already requested.Product evaluation: no product was returned.Review of product documentation: device purpose: this device is intended for treatment.Product compatibility: the compatibility check could not be performed due to missing product identification of the involved products.Dhr review: review of the device history records could not be performed due to missing reference and lot numbers.No complaint history conducted as the required article and lot number is not available.Conclusion: the journal article "total hip arthroplasty with the wagner cone femoral stem in patients with crowe iv developmental dysplasia of the hip: a retrospective study" reports on one patient with an intraoperative femoral fracture, who underwent a femoral component revision due to nonunion at the end of the ninth month.The investigation did not identify a nonconformance or a complaint out of box (coob).Based on the journal article and the information provided, no detailed assessment of the reported event could be conducted.Therefore, a definite cause could not be found.The need for corrective measures is not indicated and zimmer switzerland manufacturing gmbh considers this case as closed.Zimmer biomet¿s reference number of this file is (b)(4).

Event Description

No change to previously reported event.

• Brand Name: GENERIC WAGNER CONE PROSTHESIS
• Type of Device: HIP PROSTHESIS
• Manufacturer (Section D): ZIMMER SWITZERLAND MANUFACTURING GMBH; sulzer allee 8; sulzer industrie park; winterthur 8404 ; SZ 8404
• Manufacturer (Section G): ZIMMER SWITZERLAND MANUFACTURING GMBH; sulzer allee 8; sulzer industrie park; winterthur 8404 ; SZ 8404
• Manufacturer Contact: christina arnt ; 56 e. bell dr.; warsaw, IN 46582 ; 5745273773
• MDR Report Key: 13869571
• MDR Text Key: 287781564
• Report Number: 0009613350-2022-00176
• Device Sequence Number: 1
• Product Code: KWA
• Combination Product (y/n): N
• Reporter Country Code: TU
• PMA/PMN Number: N/A
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: Foreign,Health Professional
• Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date: 05/23/2022

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?: No
• Device Operator: Health Professional
• Device Model Number: N/A
• Device Catalogue Number: UNKNOWN
• Device Lot Number: UNKNOWN
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Was the Report Sent to FDA?: No
• Initial Date Manufacturer Received: 02/23/2022
• Initial Date FDA Received: 03/23/2022
• Supplement Dates Manufacturer Received: 05/18/2022
• Supplement Dates FDA Received: 05/23/2022
• Was Device Evaluated by Manufacturer?: Device Not Returned to Manufacturer
• Is the Device Single Use?: Yes
• Is This a Reprocessed and Reused Single-Use Device?: No
• Type of Device Usage: Initial
• Removal/Correction Number: N/A
• Patient Sequence Number: 1
• Patient Outcome(s): Required Intervention; Hospitalization