FDA Adverse Event Malfunction Summary report: N

VENTED HUMIDIFICATION CHAMBER

MDR report key: 5478515 · Received March 3, 2016

Report

Report Number
9611451-2016-00079
Event Type
Malfunction
Date Received
March 3, 2016
Date of Event
January 29, 2016
Report Date
February 8, 2016
Manufacturer
FISHER & PAYKEL HEALTHCARE LTD
Product Code
BTT
PMA / PMN Number
K934140
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
JA
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

(B)(4). METHOD: THE COMPLAINT MR290 AUTOFEED HUMIDIFICATION CHAMBER WAS RETURNED TO FISHER & PAYKEL HEALTHCARE IN (B)(4) AND WAS VISUALLY INSPECTED. RESULTS: VISUAL INSPECTION REVEALED CRACKS IN THE CHAMBER DOME BENEATH ONE OF THE PORTS AND THE BAFFLE. THE CRACKS STARTED AT THE BASE, STRETCHING UPWARDS. A LOT CHECK REVEALED NO OTHER COMPLAINTS FOR LOT NUMBER 150606. CONCLUSION: WE WERE UNABLE TO DETERMINE WHAT HAD CAUSED THE CRACKING, HOWEVER THE POSITION AND NATURE OF THE CRACKS UNDER ONE OF THE PORTS INDICATES THAT THE CRACK WAS MOST LIKELY CAUSED BY EXCESSIVE PRESSURE DURING USE. EVERY MR290 CHAMBER IS PRESSURE TESTED FOLLOWING THE MANUFACTURING PROCESS TO CHECK FOR ANY LEAKS PRESENT IN THE CHAMBER DUE TO CRACKS AND OTHER CAUSES. ANY CHAMBER WHICH FAILS THIS TEST IS REJECTED. IN ADDITION, THE PRESSURE TEST IS FOLLOWED BY A VISUAL INSPECTION OF EACH CHAMBER. THE USER INSTRUCTIONS WHICH ACCOMPANY THE MR290 CHAMBER STATE THAT THE MAXIMUM OPERATING PRESSURE IS 8 KPA. AND ALSO CONTAIN THE FOLLOWING WARNING: USE OF THE MR290 ABOVE THE MAXIMUM OPERATING PRESSURE MAY LEAD TO CRACKING, WATER LEAKAGE AND, ON RARE OCCASIONS, COULD LEAD TO A LOSS OF VENTILATION PRESSURE.

Description of Event or Problem · 1

A HOSPITAL IN (B)(6) REPORTED THAT AN MR290V HUMIDIFICATION CHAMBER DOME HAD CRACKED AFTER FIVE TO SIX DAYS OF USE. NO PATIENT CONSEQUENCE WAS REPORTED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
132604 VENTED HUMIDIFICATION CHAMBER AUTOFEED CHAMBER BTT FISHER & PAYKEL HEALTHCARE LTD MR290V 1506060304

Patients

Seq Age Sex Outcome Treatment
1