FDA Adverse Event Malfunction Summary report: N

THORAGUARD SYSTEM

MDR report key: 22766654 · Received August 9, 2025

Report

Report Number
3017435705-2025-00001
Event Type
Malfunction
Date Received
August 9, 2025
Date of Event
June 2, 2025
Report Date
August 8, 2025
Manufacturer
CENTESE, INC
Product Code
BTA
UDI-DI
00860000436427
PMA / PMN Number
K181667
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
US
Reporter Occupation
RISK MANAGER
Health Professional
N

Narratives

Additional Manufacturer Narrative · 0

CENTESE FIRST BECAME AWARE OF THIS EVENT ON 02-JUN-2025 THROUGH A CUSTOMER COMPLAINT FROM THE ATTENDING SURGEON. BASED ON THE INFORMATION AVAILABLE AT THAT TIME, THE COMPANY ASSESSED THE EVENT AGAINST THE DEFINITIONS IN 21 CFR 803.3 AND DETERMINED THAT IT DID NOT MEET THE CRITERIA FOR A REPORTABLE "SERIOUS INJURY" OR A MALFUNCTION LIKELY TO CAUSE OR CONTRIBUTE TO A SERIOUS INJURY IF IT WERE TO RECUR. ON 10-JUL-2025, CENTESE RECEIVED FDA'S NOTIFICATION THAT THE USER FACILITY HAD SUBMITTED AN MDR IDENTIFYING THE EVENT AS A "SERIOUS INJURY." WHILE CENTESE'S ASSESSMENT OF THE EVENT CLASSIFICATION REMAINS UNCHANGED, THIS REPORT IS BEING SUBMITTED IN RESPONSE TO THE USER FACILITY'S FILING. INVESTIGATION TO DATE FOUND THAT THE RETURNED DEVICE'S LOG FILE SHOWED THE PUMP WAS COMMANDED TO OPERATE DURING THE REPORTED EVENT, BUT RECORDED PRESSURE DID NOT CHANGE, INDICATING AN UNRESPONSIVE PUMP. PUMP FUNCTION RESUMED AFTER THE DEVICE WAS PLACED IN AND OUT OF STANDBY. REVIEW OF THE LOG FILE SUGGESTS THE LIKELY ROOT CAUSE IS A PUMP ISSUE. THE PUMP HAS BEEN SENT TO THE MANUFACTURER FOR FURTHER EVALUATION AND ROOT CAUSE ANALYSIS; RESULTS ARE PENDING. THIS IS THE FIRST OBSERVED OCCURRENCE OF THIS BEHAVIOR IN THE THORAGUARD SYSTEM AND IS BELIEVED TO BE AN ISOLATED INCIDENT.

Additional Manufacturer Narrative · 0

CENTESE FIRST BECAME AWARE OF THIS EVENT ON 02-JUN-2025 THROUGH A CUSTOMER COMPLAINT FROM THE ATTENDING SURGEON. BASED ON THE INFORMATION AVAILABLE AT THAT TIME, THE COMPANY ASSESSED THE EVENT AGAINST THE DEFINITIONS IN 21 CFR 803.3 AND DETERMINED THAT IT DID NOT MEET THE CRITERIA FOR A REPORTABLE "SERIOUS INJURY" OR A MALFUNCTION LIKELY TO CAUSE OR CONTRIBUTE TO A SERIOUS INJURY IF IT WERE TO RECUR. ON 10-JUL-2025, CENTESE RECEIVED FDA'S NOTIFICATION THAT THE USER FACILITY HAD SUBMITTED AN MDR IDENTIFYING THE EVENT AS A "SERIOUS INJURY." WHILE CENTESE'S ASSESSMENT OF THE EVENT CLASSIFICATION REMAINS UNCHANGED, THIS REPORT IS BEING SUBMITTED IN RESPONSE TO THE USER FACILITY'S FILING. INVESTIGATION TO DATE FOUND THAT THE RETURNED DEVICE'S LOG FILE SHOWED THE PUMP WAS COMMANDED TO OPERATE DURING THE REPORTED EVENT, BUT RECORDED PRESSURE DID NOT CHANGE, INDICATING AN UNRESPONSIVE PUMP. PUMP FUNCTION RESUMED AFTER THE DEVICE WAS PLACED IN AND OUT OF STANDBY. REVIEW OF THE LOG FILE SUGGESTS THE LIKELY ROOT CAUSE IS A PUMP ISSUE. THE PUMP HAS BEEN SENT TO THE MANUFACTURER FOR FURTHER EVALUATION AND ROOT CAUSE ANALYSIS; RESULTS ARE PENDING. THIS IS THE FIRST OBSERVED OCCURRENCE OF THIS BEHAVIOR IN THE THORAGUARD SYSTEM AND IS BELIEVED TO BE AN ISOLATED INCIDENT. UPDATE TO THE INVESTIGATION OF THE PUMP: ENGINEERING AT CENTESE ATTEMPTED TO RECREATE THE REPORTED PUMP FAILURE BUT WAS UNABLE TO DO SO. THE PUMP WAS SENT TO THE MANUFACTURER, PARKER, ON JULY 14, 2025, AND ON AUGUST 5, 2025, PARKER REPORTED THAT NO ISSUES WERE IDENTIFIED AND NO DEFINITIVE ROOT CAUSE COULD BE DETERMINED. IN RESPONSE, CENTESE HAS DEVELOPED A SOFTWARE UPDATE TO MITIGATE THE RISK OF THE PUMP NOT RUNNING AS EXPECTED WITHOUT TRIGGERING AN ALARM. THE UPDATE INCREASES THE FREQUENCY OF PUMP-OPERATION CHECKS AND INCORPORATES AUTOMATED PUMP-RESET ATTEMPTS BEFORE SIGNALING A CONTROL MODULE FAULT ALARM.

Description of Event or Problem · 0

ACCORDING TO THE USER FACILITY'S REPORT (MDR MW5171897), ON (B)(6) 2025, A PATIENT UNDERWENT THORACIC SURGERY AND POSTOPERATIVELY HAD A CHEST TUBE CONNECTED TO A THORAGUARD DIGITAL CHEST DRAINAGE SYSTEM. ON POST-OPERATIVE DAY 1, A SCHEDULED MORNING CHEST X-RAY SHOWED A LARGE LEFT-SIDED PNEUMOTHORAX. THE PATIENT WAS ASYMPTOMATIC AND WELL-APPEARING AT THE TIME OF DISCOVERY. THE ATTENDING SURGEON DISCONNECTED THE CHEST TUBE FROM THE THORAGUARD SYSTEM AND CONNECTED IT TO AN ANALOG CHEST DRAIN, WHICH RELEASED AIR FROM THE LEFT SIDE. THROUGHOUT THE EXCHANGE, THE THORAGUARD DEVICE DID NOT DETECT AN AIR LEAK, AND AFTER REMOVAL FROM THE PATIENT'S CHEST TUBE, THE SYSTEM STILL DID NOT REGISTER AN AIR LEAK. THE PATIENT REMAINED ASYMPTOMATIC FOLLOWING THE INTERVENTION.

Description of Event or Problem · 0

ACCORDING TO THE USER FACILITY'S REPORT (MDR MW5171897), ON (B)(6) 2025, A PATIENT UNDERWENT THORACIC SURGERY AND POSTOPERATIVELY HAD A CHEST TUBE CONNECTED TO A THORAGUARD DIGITAL CHEST DRAINAGE SYSTEM. ON POST-OPERATIVE DAY 1, A SCHEDULED MORNING CHEST X-RAY SHOWED A LARGE LEFT-SIDED PNEUMOTHORAX. THE PATIENT WAS ASYMPTOMATIC AND WELL-APPEARING AT THE TIME OF DISCOVERY. THE ATTENDING SURGEON DISCONNECTED THE CHEST TUBE FROM THE THORAGUARD SYSTEM AND CONNECTED IT TO AN ANALOG CHEST DRAIN, WHICH RELEASED AIR FROM THE LEFT SIDE. THROUGHOUT THE EXCHANGE, THE THORAGUARD DEVICE DID NOT DETECT AN AIR LEAK, AND AFTER REMOVAL FROM THE PATIENT'S CHEST TUBE, THE SYSTEM STILL DID NOT REGISTER AN AIR LEAK. THE PATIENT REMAINED ASYMPTOMATIC FOLLOWING THE INTERVENTION.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1964641 THORAGUARD SYSTEM PUMP, PORTABLE, ASPIRATION (MANUAL OR POWERED) BTA CENTESE, INC FGN-1387 24041102 00860000436427

Patients

Seq Age Sex Outcome Treatment
1 17 YR Male Other