FDA Adverse Event Malfunction Summary report: N

NEXTRA HAMMERTOE CORRECTION SYSTEM

MDR report key: 8422053 · Received March 14, 2019

Report

Report Number
3009540749-2019-00002
Event Type
Malfunction
Date Received
March 14, 2019
Date of Event
February 4, 2019
Report Date
February 15, 2019
Manufacturer
NEXTREMITY SOLUTIONS, INC.
Product Code
HWC
UDI-DI
00817701020059
PMA / PMN Number
K110445
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
PA, US
Reporter Occupation
003

Narratives

Additional Manufacturer Narrative · 1

THE PROXIMAL SCREW USED IN THE (B)(6) 2019 SURGERY REMAINED IMPLANTED AND WAS SUCCESSFULLY USED WITH A REPLACEMENT MIDDLE IMPLANT ON (B)(6) 2019. SUCCESSFUL USAGE OF THE ORIGINAL PROXIMAL SCREW WITH A SECOND MIDDLE IMPLANT INDICATES THE DISLOCATION WAS NOT A RESULT OF A DEFECT WITH THE PROXIMAL SCREW. THE SUSPECT MIDDLE SCREW RETURNED TO NEXTREMITY SOLUTIONS INC. WAS VISUALLY REVIEWED AND FUNCTIONALLY TESTED WITH A PROXIMAL SCREW, THE SAME PART NUMBER USED IN THE (B)(6) 2019 SURGERY. THE MIDDLE AND PROXIMAL IMPLANTS LOCKED TOGETHER AS DESIGNED AND INTENDED. THE FUNCTIONAL REVIEW REVEALED NO DEFECT WITH THE MIDDLE SCREW. THE DEVICE HISTORY RECORD FOR THE SUSPECT MIDDLE IMPLANT LOT WAS REVIEWED. THE DEVICE HISTORY RECORD REVEALED THAT APPROPRIATE INSPECTION WAS COMPLETED WHICH VERIFIED THE MIDDLE SCREWS MET PRINT AND THAT THE PRODUCT WAS MADE FROM COMPLIANT MATERIALS AND CONFORMED TO ALL SPECIFICATIONS. DEVICE HISTORY RECORDS FOR ALL KITS WHICH ARE COMPOSED OF THE SUSPECT LOT OF MIDDLE SCREWS WERE ALSO REVIEWED AND FOUND TO MEET NEXTREMITY SOLUTIONS INC.'S RECEIVING INSPECTION. NEXTREMITY SOLUTIONS INC.'S COMPLAINT HISTORY WAS REVIEWED FOR IDENTIFICATION OF TRENDS. THERE ARE NO OTHER COMPLAINTS FOR THE SPECIFIC LOTS INVOLVED IN (B)(4). COMPLAINTS INVOLVING KITS CONTAINING MIDDLE SCREWS WERE REVIEWED TO DETERMINE IF THERE IS A TREND FOR DISLOCATED NEXTRA DEVICES INVOLVING THE MIDDLE SCREW. THERE WERE ZERO OTHER COMPLAINTS WHICH REPORTED DISLOCATION DUE TO MIDDLE SCREWS. THERE ARE NO TRENDS IDENTIFIED. REVIEW OF THE DEVICE HISTORY RECORDS, REVIEW PREVIOUS COMPLAINTS, AND THE PASSED FUNCTIONAL TEST OF THE SUSPECT MIDDLE SCREW INDICATES THE DISLOCATION WAS NOT A RESULT OF A DEFECT WITH THE MIDDLE SCREW.

Description of Event or Problem · 1

THE PATIENT UNDERWENT HAMMERTOE SURGERY ON (B)(6) 2019. AFTER SURGERY, X-RAYS SHOWED THE IMPLANT HAD DISLOCATED. THE PATIENT CAME BACK INTO THE DOCTOR'S OFFICE THE FOLLOWING DAY FOR THE SURGEON TO ATTEMPT TO FIX THE DISLOCATION. THIS WAS NOT SUCCESSFUL. THE PATIENT WAS SCHEDULED FOR SURGERY ON (B)(6) 2019, AT WHICH POINT THE SURGEON REMOVED THE DISLOCATED 3.5MM MIDDLE IMPLANT. THE SURGEON IMPLANTED A 4.5 MIDDLE IMPLANT TO REPLACE THE IMPLANT. THIS WAS SUCCESSFUL.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
214714 NEXTRA HAMMERTOE CORRECTION SYSTEM PHALANX BONE SCREW IMPLANT HWC NEXTREMITY SOLUTIONS, INC. NX-3532K-SC 168110917B 00817701020059

Patients

Seq Age Sex Outcome Treatment
1 61 YR Other