FDA Adverse Event Injury Summary report: N

STRATA 2 VALVE, REGULAR

MDR report key: 2111718 · Received May 25, 2011

Report

Report Number
2021898-2011-00098
Event Type
Injury
Date Received
May 25, 2011
Date of Event
April 7, 2011
Report Date
April 24, 2011
Manufacturer
MEDTRONIC NEUROSURGERY
Product Code
JXG
PMA / PMN Number
K042465
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

THE VALVE WAS PATENT AND PASSED SIPHON TESTING. THE DEVICE DID NOT MEET THE REQUIREMENTS FOR REFLUX AND LEAK TESTING DUE TO A PINHOLE IN THE TOP OF THE DELTA CHAMBER. IT IS UNK HOW OR WHEN THIS DAMAGE OCCURRED. THE DEVICE MET ALL SPECIFICATIONS FOR PRESSURE-FLOW AND PREIMPLANTATION TESTING. THE INSTRUCTIONS FOR USE THAT ACCOMPANY THE DEVICE CAUTION THAT CARE SHOULD BE TAKEN IN HANDLING THE VALVE AS SILICONE HAS A LOW CUT AND TEAR RESISTANCE. IT IS ALSO SUGGESTED THAT THE VALVE BE PLACED IN A SURGICALLY CREATED LOOSE SUBGALEAL POCKET. THIS ALLOWS GENTLE PLACEMENT OF THE VALVE AND MINIMIZES HANDLING WITH SURGICAL TOOLS. A REVIEW OF THE MANUFACTURING RECORDS SHOWED NO ANOMALIES. NO IMPACT TO THE PT WAS REPORTED. ALL OF OUR VALVES ARE 100% TESTED AT THE TIME OF MANUFACTURE.

Description of Event or Problem · 1

IT WAS REPORTED TO MEDTRONIC NEUROSURGERY THAT A VALVE REVISION OCCURRED. ACCORDING TO THE REPORT, THE VALVE COULD NOT SHUNT THE CEREBROSPINAL FLUID. THE DOCTOR TRIED PUSHING ON THE RESERVOIR; HOWEVER, THE SHUNT WAS STILL NOT WORKING.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 STRATA 2 VALVE, REGULAR JXG MEDTRONIC NEUROSURGERY C58441

Patients

Seq Age Sex Outcome Treatment
1 Hospitalization| R