FDA Adverse Event Injury Summary report: N

1030489-2017-00542

MDR report key: 6405065 · Received March 15, 2017

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Report

Report Number
1030489-2017-00542
Event Type
Injury
Date Received
March 15, 2017
Date of Event
February 16, 2015
Report Date
February 16, 2017
Manufacturer
MEDTRONIC SOFAMOR DANEK
Product Code
HWC
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
JA
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

(B)(4). PRODUCT WAS NOT RETURNED TO THE MANUFACTURER FOR EVALUATION. THEREFORE, WE ARE UNABLE TO DETERMINE THE DEFINITIVE CAUSE OF THE REPORTED EVENT.

Additional Manufacturer Narrative · 1

ADDITIONAL INFO: X-RAY REVIEW: POST-OP CT FOR L1-3 MID-LINE CONSTRUCT FIXATION PROCEDURE. THERE IS A LOSS OF LUMBAR LORDOSIS AND L2-3 INSTRUMENTATION APPEARS TO BE BACKED OUT. GIVEN SAGITTAL BALANCE AND LEVELS OF INSTRUMENTATION, THIS CONSTRUCT WAS LIKELY INADEQUATE FROM A B IO-MECHANICAL STAND POINT. ROOT CAUSE: SURGICAL TECHNIQUE.

Additional Manufacturer Narrative · 1

IF INFORMATION IS PROVIDED IN THE FUTURE, A SUPPLEMENTAL REPORT WILL BE ISSUED.

Description of Event or Problem · 1

PRE-OPERATIVE DIAGNOSIS (INITIAL SURGERY): SPINAL CANAL STENOSIS, HERNIATION PROCEDURE (INITIAL SURGERY): CORTICAL BONE TRAJECTORY (CBT), POSTERIOR LUMBAR FUSION (PLF) LEVELS (INITIAL SURGERY): L1/2/3 IT WAS REPORTED THAT ON (B)(6) 2013, PATIENT UNDERWENT CORTICAL BONE TRAJECTORY (CBT), AND POSTERIOR LUMBAR FUSION (PLF) SURGERY. POST-OP, LOOSENING OF SCREW WAS REPORTED AT THE PERFORMED CORTICAL BONE TRAJECTORY AT L3 AND L1/2. PATIENT COMPLAINED OF LOW BACK PAIN AND NUMBNESS OF LOWER LIMBS. PATIENT UNDERWENT A REMOVAL AND RE-FIXATION SURGERY DUE TO RECURRENT HERNIATION OF THE FIXATION PART AT L2/3 IN WHICH SCREWS WERE EXPLANTED. THE PATIENT ISSUE WAS RESOLVED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
188328 HWC MEDTRONIC SOFAMOR DANEK NA UNK

Patients

Seq Age Sex Outcome Treatment
1 55 YR Other| R