MAUDE Adverse Event Report: STRYKER ORTHOPAEDICS-MAHWAH UNKNOWN SIZE 4 LEFT CR FEMUR; PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, CO

Catalog Number UNK_JR

Device Problems Degraded (1153); Unstable (1667); Malposition of Device (2616)

Patient Problem Injury (2348)

Event Date 11/21/2019

Event Type  Injury  

Manufacturer Narrative

It was noted that the device is not available for evaluation.Should additional information become available, it will be provided in a supplemental report upon completion of the investigation.Device not returned.

Event Description

As reported: "patient received revision due to instability and pain, patella was not revised." spoke to rep.Surgeon reported that the revised components were malpositioned, leading to uneven wear and instability of the patient's left knee.Rep provided the revision usage sheet and reported that no further information will be released by the hospital or surgeon.

• Brand Name: UNKNOWN SIZE 4 LEFT CR FEMUR
• Type of Device: PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, CO
• Manufacturer (Section D): STRYKER ORTHOPAEDICS-MAHWAH; 325 corporate drive; mahwah NJ 07430
• Manufacturer (Section G): STRYKER ORTHOPAEDICS-MAHWAH; 325 corporate drive; mahwah NJ 07430
• Manufacturer Contact: collin neitzel ; 325 corporate drive; mahwah, NJ 07430 ; 2018315000
• MDR Report Key: 9494790
• MDR Text Key: 171985598
• Report Number: 0002249697-2019-04054
• Device Sequence Number: 1
• Product Code: MBH
• Combination Product (y/n): N
• Reporter Country Code: US
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: health professional,other
• Reporter Occupation: Physician
• Type of Report: Initial
• Report Date: 12/19/2019

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 Catalogue Number: UNK_JR
• Device Lot Number: UNKNOWN
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Initial Date Manufacturer Received: 11/21/2019
• Initial Date FDA Received: 12/19/2019
• 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
• Patient Sequence Number: 1
• Patient Outcome(s): Hospitalization; Required Intervention
• Patient Age: 69 YR