MAUDE Adverse Event Report: MAQUET CARDIOPULMONARY GMBH CARDIOHELP; CONSOLE, HEART-LUNG MACHINE, CARDIOPULMONARY BYPASS

Model Number CARDIOHELP.I

Device Problem Failure to Read Input Signal (1581)

Patient Problem No Clinical Signs, Symptoms or Conditions (4582)

Event Date 11/03/2023

Event Type  malfunction  

Manufacturer Narrative

It was reported that the flow-/bubble sensor was faulty.It was later specified that the sensor was not responding.The failure was found during daily checks.No service visit was performed.The customer ordered a new flow-/bubble sensor directly from the sales department and got sent a new sensor.The log files of the reported cardiohelp device could not be provided.No exact root cause could be established.However, according to the risk file v24 of the cardiohelp device the following root causes can lead to the reported failure: wrong bubble sensor information.Bubble sensor defective / disturbed.Environmental influences (atmospheric pressure, temperature, humidity, emi, overvoltage).Detection of no-existing bubbles.It is stated in the instruction for use (ifu) chapter 5.3.1 "connecting the combined flow/bubble sensor" that the bubble monitoring function test and flow off-set calibration has to be performed before every use.Thus a defective flow/bubble sensor should be detected prior to use, during priming.In addition as the cardiohelp includes pressure sensors and a venous probe it is able to measure and control the blood flow and parameters.If the measured values are above high limit or below low limit of the set limits the system generates a visual and acoustical alarm.In the ifu chapter 6.4.4 "using the emergency drive with the disposable hls retainer" is stated that the emergency drive can be used to manually control the blood flow in case of a failed cardiohelp.The review of the non-conformities has been performed on 2023-11-10 for the period of (b)(6) 2017 to (b)(6) 2023.It does not show any non-conformity in regard to the reported product and failure.There is no indication that manufacturing issues occurred during this time, thus production related influences are unlikely.The device was manufactured on 2017-11-10.Based on the results the reported failure "flow-/bubble sensor not responding" could not be confirmed.The customer will be informed about the results by the getinge sales and service unit.The occurrence rate was calculated for the reported issue and it was determined that this is not a systemic issue.Therefore, no remedial action is required.The occurrence rate related to the reported issue is currently being monitored as part of maquet cardiopulmonary¿ s trending program and additional investigations or corrections will be implemented in case of adverse trending.

Event Description

It was reported that the flow-/bubble sensor was faulty.No further information on the failure was provided.No harm to any person has been reported.Complaint id: (b)(4).

• Brand Name: CARDIOHELP
• Type of Device: CONSOLE, HEART-LUNG MACHINE, CARDIOPULMONARY BYPASS
• Manufacturer (Section D): MAQUET CARDIOPULMONARY GMBH; neue rottenburger strasse 37; hechingen
• Manufacturer (Section G): JULIA KAPFENBERGER; neue rottenburger strasse 37; hechingen
• Manufacturer Contact: neue rottenburger strasse 37; hechingen
• MDR Report Key: 18168165
• MDR Text Key: 328485416
• Report Number: 8010762-2023-00577
• Device Sequence Number: 1
• Product Code: DTQ
• Combination Product (y/n): N
• PMA/PMN Number: K133598
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: Health Professional,User Facility
• Reporter Occupation: Other Health Care Professional
• Type of Report: Initial
• Report Date: 11/20/2023

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
• Device Operator: Health Professional
• Device Model Number: CARDIOHELP.I
• Device Catalogue Number: 701048012
• Is the Reporter a Health Professional?: Yes
• Was the Report Sent to FDA?: Yes
• Initial Date Manufacturer Received: 11/03/2023
• Initial Date FDA Received: 11/20/2023
• Was Device Evaluated by Manufacturer?: Yes
• Date Device Manufactured: 11/10/2017
• Is the Device Single Use?: No
• Type of Device Usage: Reuse
• Patient Sequence Number: 1