UNKNOWN ALLOCLASSIC VARIALL HIP
Report
- Report Number
- 0009613350-2017-00260
- Event Type
- Injury
- Date Received
- February 15, 2017
- Report Date
- January 18, 2017
- Manufacturer
- ZIMMER GMBH
- Product Code
- KWA
- PMA / PMN Number
- PN/A
- Removal / Correction Number
- N/A
- Adverse Event
- Yes
- Report Source
- Manufacturer report
- Reporter Location
- AU
- Reporter Occupation
- PHYSICIAN
Narratives
THE MANUFACTURER DID NOT RECEIVE DEVICES, X-RAYS, OR OTHER SOURCE DOCUMENTS FOR REVIEW. AS NO LOT NUMBERS WERE PROVIDED FOR THE DEVICES, THE DEVICE HISTORY RECORDS COULD NOT BE REVIEWED. A CAUSE FOR THIS SPECIFIC EVENT CANNOT BE ASCERTAINED FROM THE INFORMATION PROVIDED. AS THE INFORMATION FOR THIS CASE COMES FROM A JOURNAL ARTICLE, IT IS NOT SUSPECTED THAT THE DEVICE OR ADDITIONAL INFORMATION IS BEING SUBMITTED FOR REVIEW. ADDITIONAL INFORMATION HAS BEEN REQUESTED AND IS NOT CURRENTLY AVAILABLE. SHOULD ADDITIONAL INFORMATION BECOME AVAILABLE AND AN INVESTIGATION RESULT BE AVAILABLE, THAT CHANGES THIS ASSESSMENT, AN AMENDED MEDICAL DEVICE REPORT WILL BE SUBMITTED. (B)(4).
AS FOR ZIMMER SPECIALISTS TO PERFORM AN IN-DEPTH ANALYSIS IT IS REQUIRED TO HAVE ALL NECESSARY INFORMATION AT HAND, IT WAS THEREFORE TRIED TO RECEIVE MORE INFORMATION FOR THIS CASE. TREND ANALYSIS: WAS NOT POSSIBLE TO PERFORM, AS NO ITEM NUMBER WAS AVAILABLE. DEVICE HISTORY RECORDS (DHR): AS NO LOT NUMBERS WERE PROVIDED FOR THE DEVICES, THE DEVICE HISTORY RECORDS COULD NOT BE REVIEWED. AN E-MAIL REQUESTING MISSING DEVICE DATA INFORMATION WAS SENT. AT ZIMMER (B)(4) ALL MEDICAL DEVICES PRIOR RELEASE TO MARKET UNDERGO SEVERAL QUALITY INSPECTIONS AS DEFINED IN OUR QUALITY PROCEDURES. OUR QUALITY INSPECTION- AND DEVIATION PROCEDURES ENSURE THAT ONLY PRODUCTS FULFILLING THE SPECIFICATION ARE SOLD. THESE PROCEDURES ARE PART OF THE OVERALL QUALITY MANAGEMENT SYSTEM AT ZIMMER (B)(4) AND GET REGULARLY AUDITED BY OUR NOTIFIED BODY, COMPETENT AUTHORITIES AND INTERNAL AND EXTERNAL AUDITORS. THUS, FOR ALL PRODUCTS SOLD TO THE MARKET CAN BE ASSUMED HAVING A COMPLETE AND CORRECT DHR. EVENT SUMMARY: IT WAS REPORTED IN A JOURNAL ARTICLE "COMPARISON OF THREE BEARING SURFACES IN TOTAL HIP ARTHROPLASTY: A TEN YEAR FOLLOW-UP" THAT THREE PATIENTS WERE IMPLANTED WITH ALLOCLASSIC VARIALL HIP WITH METAL-ON-HIGHLY CROSSLINKED POLYETHYLENE, AND REVISED DUE TO UNKNOWN REASONS. REVIEW OF RECEIVED DATA: NO MEDICAL DATA SUCH AS X-RAYS, SURGICAL NOTES OR ANY OTHER CASE-RELEVANT DOCUMENTS RECEIVED. DEVICES ANALYSIS: NO PRODUCT WAS RETURNED TO ZIMMER BIOMET FOR IN-DEPTH ANALYSIS. REVIEW OF PRODUCT DOCUMENTATION: NO PRODUCT DOCUMENTATION WAS REVIEWED FOR INVESTIGATION. ROOT CAUSE ANALYSIS: THE EVENT AS REPORTED CANNOT BE RELATED TO A SPECIFIC FAILURE MODE. BASED ON THE GIVEN INFORMATION, A ROOT CAUSE ANALYSIS IS THEREFORE NOT POSSIBLE. SHOULD ANY ADDITIONAL INFORMATION THAT CHANGES THE ASSESSMENT BECOME AVAILABLE, THE CASE WILL RE-EVALUATED. HOWEVER, ALL POSSIBLE CAUSES RELATED TO THE ISSUES REPORTED ARE LISTED IN THE DFMEA. CONCLUSION SUMMARY: NEITHER X-RAYS, OPERATIVE NOTES, OFFICE VISIT NOTES, NOR DEVICES OR PHOTOS OF THE EXPLANTED IMPLANTS WERE RECEIVED; THEREFORE THE CONDITION OF THE COMPONENTS IS UNKNOWN. PATIENT FACTORS THAT MAY AFFECT THE PERFORMANCE OF THE COMPONENTS SUCH AS BONE QUALITY, ACTIVITY LEVEL, TYPE OF ACTIVITY (LOW IMPACT VS. HIGH IMPACT), AND RELEVANT MEDICAL HISTORY ARE UNKNOWN. ADHERENCE TO REHABILITATION PROTOCOL IS UNKNOWN. AS THE SURGICAL PROCEDURE WAS NOT SHARED, IT IS UNKNOWN, WHETHER THE SURGEON FOLLOWED THE INSTRUCTIONS FOR IMPLANTATION GIVEN IN SURGICAL TECHNIQUE FOR THE PRODUCT. IN CONCLUSION, DUE TO SIGNIFICANT LACK OF INFORMATION, IT IS IMPOSSIBLE TO PERFORM A MEANINGFUL ANALYSIS OF THE REPORTED EVENT. THEREFORE, AN EXACT ROOT CAUSE COULD NOT BE DETERMINED. THE NEED FOR CORRECTIVE MEASURES IS NOT INDICATED AND ZIMMER (B)(4) CONSIDERS THIS CASE AS CLOSED. ZIMMER¿S REFERENCE NUMBER OF THIS FILE IS CMP-(B)(4).
IT WAS REPORTED IN A JOURNAL ARTICLE THAT FROM (B)(6) 1999 TO (B)(6) 2001, 300 PRIMARY THAT WERE PERFORMED USING THE UNCEMENTED ALLOCLASSIC VARIALL CUP AND STEM. THREE PATIENTS WERE IMPLANTED WITH ALLOCLASSIC VARIALL HIP WITH METAL-ON-HIGHLY CROSSLINKED POLYETHYLENE AND REVISED DUE TO UNKNOWN REASONS. (JOURNAL ARTICLE: COMPARISON OF THREE BEARING SURFACES IN TOTAL HIP ARTHROPLASTY: A TEN YEAR FOLLOW-UP - S. LEDER, A. FRANK, M. DOMINKUS, K. KNAHR).
Devices
| Seq | Brand | Generic | Product Code | Manufacturer | Model | Lot | UDI-DI |
|---|---|---|---|---|---|---|---|
| 114211 | UNKNOWN ALLOCLASSIC VARIALL HIP | UNKNOWN | KWA | ZIMMER GMBH | N/A | UNKNOWN |
Patients
| Seq | Age | Sex | Outcome | Treatment |
|---|---|---|---|---|
| 1 | Hospitalization| R |