FDA Adverse Event
Malfunction
Summary report: N
ATOMIC 4.0MM X 16MM VARIABLE-ANGLE SCREW
MDR report key: 2858194
·
Received June 20, 2012
Report
- Report Number
- 3004893332-2012-00004
- Event Type
- Malfunction
- Date Received
- June 20, 2012
- Date of Event
- May 29, 2012
- Report Date
- May 29, 2012
- Manufacturer
- SPINAL ELEMENTS, INC.
- Product Code
- KWQ
- PMA / PMN Number
- K060491
- Removal / Correction Number
- NA
- Adverse Event
- Yes
- Report Source
- Manufacturer report
- Reporter Location
- TX, US
- Reporter Occupation
- MEDICAL EQUIPMENT COMPANY TECHNICIAN/REPRESENTATIVE
Narratives
Additional Manufacturer Narrative · 1
INVESTIGATION DESCRIPTION. (B)(6) ON (B)(4) 2012. THE RETURNED SCREW WAS EXAMINED MICROSCOPICALLY. A NOTICEABLE HELICAL GROOVE WAS SEEN ON THE HEAD OF THE SCREW. IT IS UNCLEAR IF THIS GROOVE WAS CREATED UPON INSERTION OR WHEN THE SCREW BACKED OUT OF THE PLATE. THERE IS EVIDENCE THAT THE LOCKING MECHANISM WAS DEPLOYED. SPECIFICALLY, THERE IS DEFORMATION WITHIN THE LOCKING SCREW DRIVE FEATURE AND THE CLIP IS PERMANENTLY EXPANDED. THE SCREW WAS PLACED INTO AN ATOMIC PLATE AND DID LOCK UPON ACTUATION OF THE LOCKING MECHANISM. THE ROOT CAUSE CANNOT BE DETERMINED AT THIS TIME.
Description of Event or Problem · 1
"SCREW IS BACKING OUT. ORIGINAL DOS: (B)(6) 2012. REVISION CASE ON (B)(6) 2012. REMOVED SCREW."
Devices
| Seq | Brand | Generic | Product Code | Manufacturer | Model | Lot | UDI-DI |
|---|---|---|---|---|---|---|---|
| 1 | ATOMIC 4.0MM X 16MM VARIABLE-ANGLE SCREW | SPINAL INTERVERTEBRAL BODY FIXATION ORTHOSIS, PRODUCT CODE: KWQ | KWQ | SPINAL ELEMENTS, INC. | 25040-016 | 080118 |
Patients
| Seq | Age | Sex | Outcome | Treatment |
|---|---|---|---|---|
| 1 | 63 YR | Hospitalization| R |