FDA Adverse Event Injury Summary report: N

LDR MEDICAL - EASYSPINE

MDR report key: 1671221 · Received April 26, 2010

Report

Report Number
3004788213-2009-00004
Event Type
Injury
Date Received
April 26, 2010
Date of Event
June 8, 2007
Report Date
June 23, 2009
Manufacturer
LDR MEDICAL
Product Code
MNI
PMA / PMN Number
K063749
Removal / Correction Number
NA
Adverse Event
Yes
Report Source
Manufacturer report
Reporter Location
IT
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

ADDITIONAL LOT # 343886. UPDATED FORM - THE INITIAL REPORT WAS SENT ON 05/29/2009. NO NEW PT, EVENT OR DEVICE INFO HAS BEEN REVISED SINCE THE ORIGINAL MDR SUBMISSION. WE HAVE SPOKEN TO RSMB AND ARE SUBMITTING THE UPDATED FORM FDA 3500A, ENCLOSED WITH THE ORIGINAL REPORT SUBMITTED, PER OUR CONVERSATION WITH (B) (4) AND (B) (4). ADDITIONAL INFO FROM USER FACILITY REPORT: FROM LDR MEDICAL: "THE USE OF 5MM IN DIAMETER SCREWS IN LOWER LUMBAR SPINE, ESPECIALLY WITH A PT OF (B) (6) IS NOT RECOMMENDED. THE INVESTIGATIONS PERFORMED ON THE SCREWS SHOWS NO DEFECTS OF THE MATERIAL. THE FAILURE IS A STANDARD FATIGUE FAILURE DUE TO TOO MUCH IN VIVO LOADS ON THE CONSTRUCT. THE SCREWS ARE MECHANICALLY TESTED AND DESIGNED FOR USE IN THORACIC LUMBAR SPINE, BUT THE SURGEON SHOULD USE THE CORRECT SIZE REGARDING PT ANATOMY & WEIGHT. THE SCREWS WERE ALSO USED AS BI-CORTICAL, WHICH IS PUTTING MORE STRESSES ON THE SCREWS. THE RESULTS OF THE LDR MEDICAL INVESTIGATION IS THAT THIS ISSUE IS RELATED TO A WRONG USAGE OF THE DEVICE. IN ORDER TO PREVENT SIMILAR ISSUES LDR MEDICAL DECIDED TO RELABEL THE 5MM IN DIAMETER SCREWS TO SHOW THAT THEY ARE INTENDED TO BE USE ONLY IN THORACIC SPINE SURGERY."

Description of Event or Problem · 1

AFTER 8 MONTHS OF IMPLANTATION, THE SURGEON DISCOVERED THAT THE TWO (2) SCREWS IMPLANTED IN A BI-CORTICAL MANNER IN L5 WERE FRACTURED IN WHAT APPEARED TO BE A FATIGUE FRACTURE. SINCE THE PT WAS STILL IN PAIN, THE SURGEON DECIDED TO REVISED THE CONSTRUCT, HE THEN REMOVED THE BROKEN SCREWS. THE ABOVE INFO WAS PROVIDED TO LDR SPINE USA BY LDR MEDICAL IN ORDER TO CREATE THIS REPORT. THE EVENT OCCURRED OUTSIDE THE USA AND WAS REPORTED TO LDR MEDICAL IN (B) (4). THIS REPORT IS FOLLOWING AN INTERNAL REVIEW OF COMPLAINTS AT LDR MEDICAL FOR MDR REPORTING STATUS. AFTER REVIEW, IT WAS DETERMINED THAT THIS EVENT MEETS THE CRITERIA FOR A REPORTABLE EVENT IN THE USA. THE INFO HAS BEEN TRANSMITTED TO LDR SPINE FOR REPORTING BY THE QA MGR. LDR SPINE WAS NOTIFIED OF THIS EVENT ON 06/23/2009.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 LDR MEDICAL - EASYSPINE POSTERIOR PEDICLE SCREW MNI LDR MEDICAL NA 30787

Patients

Seq Age Sex Outcome Treatment
1 52 YR Required Intervention