Terumo® Advanced Perfusion System 1 195215Recalls & reported problems
Terumo Cardiovascular Systems Corporation · The level sensor is an ultrasonic transducer that is mounted on a hardshell blood reservoir and detects the presence or absence of blood or prime solution at the point of detection. Yellow. · Class 2
Quick summary
This Terumo Advanced Perfusion System 1 console runs a heart-lung machine during cardiopulmonary bypass, and its yellow ultrasonic level sensor detects blood or priming fluid in the reservoir. Most of the 69 reports describe the sensor alarming when nothing was wrong or failing to alarm when the level was low, sometimes needing cables, sensor pads, or modules swapped out. There are no deaths and no injuries, and no recalls name this device.
AI-generated from the FDA records on this page and checked automatically against the numbers below. Read the details before relying on it.
- Adverse event reports
- 68
- Deaths reported
- 0
- Injuries reported
- 0
- Recalls naming it
- 0
Summary
The FDA's MAUDE database contains 68 adverse event reports that list this exact device (DI 00886799000489), received between Oct 8, 2018 and Mar 26, 2026 — classified as 68 malfunctions.
The most frequently reported specific device problem is “Device Alarm System” (38 reports).
Reports come from manufacturers, hospitals and patients and are not verified by the FDA. A report does not prove the device caused the event, and counts can't be used to compare devices or estimate failure rates. How this data works · Data updated Oct 13, 2026.
Reports received per month
Most reported problems
Device problems
- Device Alarm System38
- Output Problem18
- False Alarm7
- Device Sensing Problem4
- Material Deformation4
- Connection Problem3
- Decoupling3
- Degraded2
Patient problems
- No Clinical Signs, Symptoms or Conditions54
- No Consequences Or Impact To Patient8
- Insufficient Information6
- No Patient Involvement1
Recent adverse event reports
The 25 most recent of 68 reports, in the reporter's own words as published by the FDA.
MalfunctionMar 26, 2026Device Alarm System
IT WAS REPORTED THAT DURING USE OF THE DEVICE FOR CARDIOPULMONARY BYPASS (CPB), THE YELLOW LEVEL SENSOR WAS GIVING ALARMS. THE PERFUSIONIST ADJUSTED THE LEVEL SENSOR AND CHANGED OUT THE TEMPERATURE CABLE. THE SURGICAL PROCEDURE WAS COMPLETED SUCCESSFULLY. THERE WAS NO DELAY, NO BLOOD LOSS, NOR ADVERSE CONSEQUENCES TO THE PATIENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 24701832 ↗MalfunctionDec 18, 2025Output Problem; Output Problem
IT WAS REPORTED THAT DURING SET-UP OF THE DEVICE FOR A CARDIOPULMONARY BYPASS (CPB) PROCEDURE, THE LEVEL SENSOR MODULE AND SCREEN FLASHED YELLOW AS IF A SENSOR WAS POORLY CONNECTED TO THE RESERVOIR. AS MITIGATION, THE TEAM REPLACED THE SENSORS AND THE ISSUE RESOLVED. THE SURGICAL PROCEDURE WAS COMPLETED SUCCESSFULLY. THERE WAS NO DELAY, NO BLOOD LOSS, NOR ADVERSE CONSEQUENCES TO THE PATIENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 23839022 ↗MalfunctionSep 10, 2025Device Alarm System; Device Alarm System
THE FIELD SERVICE REPRESENTATIVE (FSR) REPORTED THAT DURING PREVENTATIVE MAINTENANCE (PM) OF THE DEVICE, THE YELLOW LEVEL SENSOR WAS NOT ALARMING WHEN THE LEVEL WAS LOW. IT WAS ALARMING WHEN THE LEVEL SENSOR WAS DISCONNECTED BUT WHEN IT WAS ATTACHED TO A SURFACE WITH NO LIQUID ON THE OTHER SIDE, THE MODULE REMAINED GREEN AND DID NOT ALARM. LEVEL SENSOR GEL WAS APPLIED, AND THE LEVEL MODULE WAS CHANGED OUT, BUT THE ISSUE PERSISTED. THERE WAS NO PATIENT INVOLVEMENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 23018178 ↗MalfunctionAug 7, 2025Unable to Obtain Readings; Unable to Obtain Readings
IT WAS REPORTED THAT THE LEVEL SENSOR WAS NOT READING. THERE WERE NO REPORTED ADVERSE CONSEQUENCES TO THE PATIENT. NO OTHER DETAILS REGARDING THE NATURE OF THIS EVENT WERE PROVIDED.
Patient problems: Insufficient Information
MAUDE report 22740588 ↗MalfunctionJul 25, 2025Device Alarm System; Device Alarm System
IT WAS REPORTED THAT DURING USE OF THE DEVICE FOR CARDIOPULMONARY BYPASS (CPB), THE YELLOW LEVEL DETECTOR WAS FALSELY ALARMING EVEN WITH THE SUFFICIENT VOLUME PRESENT. AS MITIGATION, ONLY ONE LEVEL SENSOR WAS UTILIZED INSTEAD OF THE USUAL TWO. THE SURGICAL PROCEDURE WAS COMPLETED SUCCESSFULLY. THERE WAS NO DELAY, NO BLOOD LOSS, NOR ADVERSE CONSEQUENCES TO THE PATIENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 22609989 ↗MalfunctionJul 16, 2025False Alarm; False Alarm
ADDITIONAL INFORMATION WAS RECEIVED THAT THE SURGICAL PROCEDURE WAS COMPLETED SUCCESSFULLY. THERE WAS NO DELAY, NO BLOOD LOSS, NOR ADVERSE CONSEQUENCES TO THE PATIENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 22522883 ↗MalfunctionJul 15, 2025False Alarm; False Alarm
IT WAS REPORTED THAT DURING SET-UP OF THE DEVICE FOR A CARDIOPULMONARY BYPASS (CPB) PROCEDURE, THE YELLOW LEVEL SENSOR WAS FALSELY ALARMING. AS A RESULT, AN ALTERNATE DEVICE WAS EMPLOYED. THE SURGICAL PROCEDURE WAS COMPLETED SUCCESSFULLY. THERE WAS NO DELAY, NO BLOOD LOSS, NOR ADVERSE CONSEQUENCES TO THE PATIENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 22511891 ↗MalfunctionJun 27, 2025Connection Problem; Connection Problem
IT WAS REPORTED THAT DURING SET-UP OF THE DEVICE FOR A CARDIOPULMONARY BYPASS (CPB) PROCEDURE, THE LEVEL MODULE DISPLAYED A 'LEVEL: DISCONNECTED' MESSAGE, EVEN THOUGH THE SENSOR WAS CONNECTED. AS A RESULT, AN ALTERNATE DEVICE WAS EMPLOYED. THE SURGICAL PROCEDURE WAS COMPLETED SUCCESSFULLY. THERE WAS NO DELAY, NO BLOOD LOSS, NOR ADVERSE CONSEQUENCES TO THE PATIENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 22350097 ↗MalfunctionJun 26, 2025Connection Problem; Connection Problem
IT WAS REPORTED THAT DURING PRIMING OF THE DEVICE FOR A CARDIOPULMONARY BYPASS (CPB) PROCEDURE, THE YELLOW LEVEL SENSOR WAS REPEATEDLY GIVING 'NOT ATTACHED' ALARMS. AS A RESULT, AN ALTERNATE DEVICE WAS EMPLOYED. THE SURGICAL PROCEDURE WAS COMPLETED SUCCESSFULLY. THERE WAS NO DELAY, NO BLOOD LOSS, NOR ADVERSE CONSEQUENCES TO THE PATIENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 22339998 ↗MalfunctionMay 27, 2025Device Alarm System; Device Alarm System
IT WAS REPORTED THAT THE YELLOW LEVEL SENSOR WAS FALSE ALARMING. THERE WERE NO REPORTED ADVERSE CONSEQUENCES TO THE PATIENT. NO OTHER DETAILS REGARDING THE NATURE OF THIS EVENT WERE PROVIDED.
Patient problems: Insufficient Information
MAUDE report 22089040 ↗MalfunctionMay 5, 2025Device Alarm System; Device Alarm System
IT WAS REPORTED THAT PRIOR TO USE OF THE DEVICE FOR A CARDIOPULMONARY BYPASS (CPB) PROCEDURE, THE LEVEL SENSOR WAS ALARMING THAT IT WAS NOT ATTACHED. THE SURGICAL PROCEDURE WAS COMPLETED SUCCESSFULLY. THERE WAS NO DELAY, NO BLOOD LOSS, NOR ADVERSE CONSEQUENCES TO THE PATIENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 21963414 ↗MalfunctionMar 13, 2025Device Alarm System; Device Alarm System
UPON RECEIPT OF THE DEVICE, THE FIELD SERVICE REPRESENTATIVE (FSR) REPORTED THAT THE CENTRAL CONTROL MONITOR (CCM) DISPLAYED A 'CHECK LEVEL' ALERT MESSAGE FOR BOTH LEVEL SENSORS ON THE THIN SIDE OF THE TEST FIXTURE. THERE WAS NO PATIENT INVOLVEMENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 21599040 ↗MalfunctionJan 14, 2025False Alarm; False Alarm
IT WAS REPORTED THAT DURING SET-UP OF THE DEVICE FOR A CARDIOPULMONARY BYPASS (CPB) PROCEDURE, THE YELLOW ULTRASONIC LEVEL SENSOR WAS CONSTANTLY FALSE ALARMING EVEN THOUGH THERE WAS FLUID AT A LEVEL ABOVE THE SENSOR. THE SENSOR HOLDER WAS CHANGED OUT, BUT THE ISSUE REMAINED. THE SENSOR WAS CHANGED OUT AND NO FURTHER ISSUES OCCURRED. THE SURGICAL PROCEDURE WAS COMPLETED SUCCESSFULLY. THERE WAS NO DELAY, NO BLOOD LOSS, NOR ADVERSE CONSEQUENCES TO THE PATIENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 21152928 ↗MalfunctionOct 8, 2024Break; Break
IT WAS REPORTED THAT DURING SET-UP OF THE DEVICE FOR A CARDIOPULMONARY BYPASS (CPB) PROCEDURE, THE END OF THE ULTRASONIC LEVEL SENSOR (UAS) WAS PULLED OFF AND WAS NO LONGER FUNCTIONAL. AS A RESULT, AN ALTERNATE DEVICE WAS EMPLOYED. THE SURGICAL PROCEDURE WAS COMPLETED SUCCESSFULLY. THERE WAS NO DELAY, NO BLOOD LOSS, NOR ADVERSE CONSEQUENCES TO THE PATIENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 20401813 ↗MalfunctionJul 9, 2024Device Alarm System; Device Alarm System
IT WAS REPORTED THAT DURING SET-UP OF THE DEVICE FOR A CARDIOPULMONARY BYPASS (CPB) PROCEDURE, THE YELLOW LEVEL SENSOR WOULD NOT DETECT THE RESERVOIR VOLUME AND KEPT ALARMING THAT THE FLUID WAS LOW. THE END USER ADDED THE LEVEL GEL AND A NEW LEVEL PAD, BUT THE ISSUE REMAINED. AT ONE POINT IT DID SEEM TO FUNCTION AS INTENDED BUT THEN REVERTED BACK TO ALARMING. AS A RESULT, AN ALTERNATE DEVICE WAS EMPLOYED. THE SURGICAL PROCEDURE WAS COMPLETED SUCCESSFULLY. THERE WAS NO DELAY, NO BLOOD LOSS, NOR ADVERSE CONSEQUENCES TO THE PATIENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 19706688 ↗MalfunctionJun 14, 2024Device Alarm System; Disconnection; Device Alarm System; Disconnection
IT WAS REPORTED THAT DURING USE OF THE DEVICE FOR CARDIOPULMONARY BYPASS (CPB), A 'LEVEL SENSOR DISCONNECTED' ALARM OCCURRED. AS A RESULT, THE LEVEL SENSOR WAS REPLACED AND THE ISSUE RESOLVED. THE SURGICAL PROCEDURE WAS COMPLETED SUCCESSFULLY. THERE WAS NO DELAY, NO BLOOD LOSS, NOR ADVERSE CONSEQUENCES TO THE PATIENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 19538164 ↗MalfunctionMay 16, 2024Device Alarm System; Device Alarm System
THE FIELD SERVICE REPRESENTATIVE (FSR) REPORTED THAT DURING PREVENTATIVE MAINTENANCE (PM) OF THE DEVICE, THE LEVEL SENSOR DID NOT PASS RELEASE TESTING. THERE WAS NO PATIENT INVOLVEMENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 19335097 ↗MalfunctionJan 29, 2024False Alarm; False Alarm
IT WAS REPORTED THAT DURING SET-UP OF THE DEVICE FOR A CARDIOPULMONARY BYPASS (CPB) PROCEDURE, THE LEVEL SENSOR KEPT FALSELY ALARMING. AS A RESULT, AN ALTERNATE DEVICE WAS EMPLOYED. THE SURGICAL PROCEDURE WAS COMPLETED SUCCESSFULLY. THERE WAS NO DELAY, NO BLOOD LOSS, NOR ADVERSE CONSEQUENCES TO THE PATIENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 18597779 ↗MalfunctionJan 25, 2024False Alarm; False Alarm
IT WAS REPORTED THAT DURING USE OF THE DEVICE FOR A CARDIOPULMONARY BYPASS (CPB) PROCEDURE, THE YELLOW LEVEL SENSOR WAS FALSELY ALARMING. AS A RESULT, AN ALTERNATE DEVICE WAS EMPLOYED. THE SURGICAL PROCEDURE WAS COMPLETED SUCCESSFULLY. THERE WAS NO DELAY, NO BLOOD LOSS, NOR ADVERSE CONSEQUENCES TO THE PATIENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 18579511 ↗MalfunctionJan 4, 2024Device Alarm System; Device Alarm System
IT WAS REPORTED THAT DURING SET-UP OF THE DEVICE FOR A CARDIOPULMONARY BYPASS (CPB) PROCEDURE, THE LEVEL MODULE WAS BEEPING INTERMITTENTLY. AS A RESULT, AN ALTERNATE DEVICE WAS EMPLOYED. THE SURGICAL PROCEDURE WAS COMPLETED SUCCESSFULLY. THERE WAS NO DELAY, NO BLOOD LOSS, NOR ADVERSE CONSEQUENCES TO THE PATIENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 18448906 ↗MalfunctionNov 8, 2023Device Alarm System; Device Alarm System
IT WAS REPORTED THAT DURING SET-UP OF THE DEVICE FOR A CARDIOPULMONARY BYPASS (CPB) PROCEDURE, THE YELLOW LEVEL SENSOR WAS ALARMING SPORADICALLY. AS A RESULT, AN ALTERNATE DEVICE WAS EMPLOYED. THE SURGICAL PROCEDURE WAS COMPLETED SUCCESSFULLY. THERE WAS NO DELAY, NO BLOOD LOSS, NOR ADVERSE CONSEQUENCES TO THE PATIENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 18095333 ↗MalfunctionOct 25, 2023Device Alarm System; Device Alarm System
IT WAS REPORTED THAT DURING PRIMING OF THE DEVICE FOR A CARDIOPULMONARY BYPASS (CPB) PROCEDURE, THE YELLOW LEVEL SENSOR WAS ALARMING AND DISPLAYING A 'SENSOR DISCONNECTED' MESSAGE ON THE CENTRAL CONTROL MONITOR (CCM). AS A RESULT, AN ALTERNATE DEVICE WAS EMPLOYED. THE SURGICAL PROCEDURE WAS COMPLETED SUCCESSFULLY. THERE WAS NO DELAY, NO BLOOD LOSS, NOR ADVERSE CONSEQUENCES TO THE PATIENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 18007384 ↗MalfunctionAug 30, 2023Device Alarm System; Device Alarm System
IT WAS REPORTED THAT DURING SET-UP OF THE DEVICE FOR A CARDIOPULMONARY BYPASS (CPB) PROCEDURE, THE LEVEL DETECTOR WAS UNABLE TO BE TURNED ON VIA THE CENTRAL CONTROL MONITOR (CCM). AS A RESULT, AN ALTERNATIVE DEVICE WAS EMPLOYED. THE SURGICAL PROCEDURE WAS COMPLETED SUCCESSFULLY. THERE WAS NO DELAY, NO BLOOD LOSS, NOR ADVERSE CONSEQUENCES TO THE PATIENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 17649565 ↗MalfunctionAug 21, 2023Device Alarm System; Device Alarm System
IT WAS REPORTED THAT DURING SET-UP OF THE DEVICE FOR A CARDIOPULMONARY BYPASS (CPB) PROCEDURE, THE YELLOW LEVEL SENSOR WAS UNEXPECTEDLY BEEPING. AS A RESULT, AN ALTERNATE DEVICE WAS EMPLOYED. THE SURGICAL PROCEDURE WAS COMPLETED SUCCESSFULLY. THERE WAS NO DELAY, NO BLOOD LOSS, NOR ADVERSE CONSEQUENCES TO THE PATIENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 17585613 ↗MalfunctionJun 19, 2023Connection Problem; Connection Problem
IT WAS REPORTED THAT DURING SET-UP OF THE DEVICE FOR A CARDIOPULMONARY BYPASS (CPB) PROCEDURE, THE CENTRAL CONTROL MONITOR (CCM) DISPLAYED A 'DISCONNECTED' MESSAGE AS THE YELLOW LEVEL SENSOR FAILED. THERE WAS NO DELAY, NO BLOOD LOSS, NOR ADVERSE CONSEQUENCES TO THE PATIENT. NO OTHER DETAILS REGARDING THE NATURE OF THIS EVENT WERE PROVIDED.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 17158547 ↗
Other Console, Heart-Lung Machine, Cardiopulmonary Bypass devices
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- MAQUET CARDIOHELP CARDIOHELP SystemMaquet Cardiopulmonary AG · CONSOLE, HEART-LUNG MACHINE, CARDIOPULMONARY BYPASS4 recalls18 deaths107 reports
- Terumo® Advanced Perfusion System 1 816300Terumo Cardiovascular Systems Corporation · Console, Heart-Lung Machine, Cardiopulmonary Bypass300 reports
- Terumo® Advanced Perfusion System 1 816571Terumo Cardiovascular Systems Corporation · Console, Heart-Lung Machine, Cardiopulmonary Bypass230 reports
- Terumo® Advanced Perfusion System 1 801763Terumo Cardiovascular Systems Corporation · Console, Heart-Lung Machine, Cardiopulmonary Bypass1 death230 reports
- ESSENZ HLMLivaNova Deutschland GmbH · CONSOLE, HEART-LUNG MACHINE, CARDIOPULMONARY BYPASS1 recall1 death110 reports
- Terumo® Advanced Perfusion System 1 5773Terumo Cardiovascular Systems Corporation · Console, Heart-Lung Machine, Cardiopulmonary Bypass1 recall78 reports
Sources: FDA GUDID, MAUDE and Medical Device Recalls via openFDA. openFDA data is not validated for clinical or regulatory use.