MAUDE Adverse Event Report: MEDTRONIC NEUROSURGERY CSF-FLOW CONTROL VALVE, ULTRA SMALL; SHUNT, CENTRAL NERVOUS SYSTEM AND COMPONENTS

Catalog Number	42412
Medical Device Problem Code	Occlusion Within Device (1423)
Health Effect - Clinical Code	No Known Impact Or Consequence To Patient (2692)
Date of Event	04/25/2017
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
The product was unavailable for return.Therefore an evaluation of the device performance was not possible.A review of the manufacturing records showed no anomalies.All valves are 100% tested at the time of manufacture.A good faith effort will be made to obtain the applicable information relevant to the report.If information is provided in the future, a supplemental report will be issued.
Event or Problem Description
It was reported to medtronic neurosurgery that the flushing of the device was unsuccessful prior to use.According to the report, the device was never implanted and was replaced.The new device flushed without any issues.Reportedly, there was no injury to the patient.
Additional Manufacturer Narrative
The returned valve was patent.It met the requirements for reflux, pressure-flow, preimplantation, and leak testing.Therefore the c onditions of the complaint could not be duplicated by laboratory personnel.There was crystalline debris was observed within the interior and exterior of the valve.Debris within the valve may hold pressure-flow controlling mechanisms open affecting the flow of fluid through the valve.The instructions for use (ifu) that accompany the device caution that ¿shunt obstruction may occur in any of the components of the shunt system.The system may become occluded internally due to tissue fragments, blood clots, tumor cell aggregates, bacterial colonization, or other debris.¿ the instructions for use that accompany the device indicate that to perform the patency check: a.Attach 16-gauge blunt needle adapter, tubing, and syringe to the valve inlet.B.Pre-fill valve and tubing.C.Occlude inlet tubing.D.Depress dome.If fluid flows out of the outlet connector, the valve is patent.A review of the manufacturing records showed no anomalies.All valves are 100% tested at the time of manufacture.If information is provided in the future, a supplemental report will be issued.
Additional Manufacturer Narrative
If information is provided in the future, a supplemental report will be issued.
Additional Manufacturer Narrative
Initial reporter updated.If information is provided in the future, a supplemental report will be issued.

• Brand Name: CSF-FLOW CONTROL VALVE, ULTRA SMALL
• Common Device Name: SHUNT, CENTRAL NERVOUS SYSTEM AND COMPONENTS
• Manufacturer (Section D): MEDTRONIC NEUROSURGERY; 125 cremona drive; goleta CA 93117
• MDR Report Key: 6590369
• Report Number: 2021898-2017-00284
• Device Sequence Number: 324498
• Product Code: JXG
• UDI-Device Identifier: 00643169466098
• UDI-Public: 00643169466098
• Combination Product (Y/N): N
• Initial Reporter Country: JA
• PMA/510(K) Number: K873247
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: foreign,health professional
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup,Followup,Followup
• Report Date (Section B): 04/25/2017

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Expiration Date: 06/30/2021
• Device Catalogue Number: 42412
• Device Lot Number: E16147
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 07/19/2017
• Initial Date Received by Manufacturer: 04/25/2017
• Supplement Date Received by Manufacturer: 08/07/2017; 08/23/2017; 08/23/2017
• Initial Report FDA Received Date: 05/25/2017
• Supplement Report FDA Received Date: 08/22/2017; 08/23/2017; 09/07/2017
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1