MAUDE Adverse Event Report: THORATEC SWITZERLAND GMBH CENTRIMAG MOTOR, US; PUMP, BLOOD, CARDIOPULMONARY BYPASS, NON-ROLLER TYPE

Model Number 102956

Device Problems Mechanical Problem (1384); Noise, Audible (3273)

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

Event Date 01/25/2021

Event Type  malfunction  

Event Description

It was reported that the motor to cable connection point seems loose, with the motor sounding uncoupled and inconsistent when the cable is in certain positions during use.The site discontinued use of the motor.

Manufacturer Narrative

Manufacturer's investigation conclusion: the reported event of a connection issue with the motor was confirmed.The centrimag motor (serial #: (b)(6)) was returned for analysis and was evaluated and tested with a test console and flow probe.During functional testing, the motor cable was manipulated near the motor end bend relief and the pump would start to stutter and slightly pause its spinning.This points to an open connection in that area in the cable.The motor cable was inspected and was found to be damaged.The motor was scrapped.The root cause for the reported event was conclusively determined to be due to a damaged motor cable.The device history records were reviewed for the centrimag motor (serial #: (b)(6)) and the motor was found to pass all manufacturing and qa specifications.The 2nd generation centrimag system operating manual section 4 entitled "warnings & precautions" warns "one additional 2nd generation centrimag primary console, motor and flow probe are required as backup system in the immediate vicinity of each patient whenever the centrimag or pedivas blood pump is used.The backup console must be connected to the backup motor and to the backup flow probe, have a battery charge sufficient for at least one hour of operation, be connected to ac power (except during transport) and be immediately available should the main console, motor or flow probe experience a malfunction." the 2nd generation centrimag system operating manual section 10 entitled "emergency and troubleshooting" states that "the recommended practice whenever there is a 2nd generation centrimag primary console or motor malfunction is to replace the console and motor as a set.Remove the blood pump from the malfunctioning motor and console and place the blood pump in the backup motor and console to continue patient support.Do not exchange individual motors or individual consoles during patient support." the 2nd generation centrimag system operating manual section 12.1 entitled "appendix i ¿ primary console alarms and alerts" contains a list of console alarms and alerts, as well as appropriate operator response to these events.No further information was provided.The manufacturer is closing the file on this event.

• Brand Name: CENTRIMAG MOTOR, US
• Type of Device: PUMP, BLOOD, CARDIOPULMONARY BYPASS, NON-ROLLER TYPE
• Manufacturer (Section D): THORATEC SWITZERLAND GMBH; technoparkstrasse 1; zurich CH-80 05; SZ CH-8005
• MDR Report Key: 11324279
• MDR Text Key: 234228070
• Report Number: 3003306248-2021-00023
• Device Sequence Number: 1
• Product Code: KFM
• Combination Product (y/n): N
• PMA/PMN Number: K020271
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: company representative,health
• Remedial Action: Recall
• Type of Report: Initial,Followup
• Report Date: 03/18/2021

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: 102956
• Device Catalogue Number: 102956
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 02/19/2021
• Was the Report Sent to FDA?: No
• Initial Date Manufacturer Received: 01/25/2021
• Initial Date FDA Received: 02/12/2021
• Supplement Dates Manufacturer Received: 03/11/2021
• Supplement Dates FDA Received: 03/18/2021
• Is This a Reprocessed and Reused Single-Use Device?: No
• Removal/Correction Number: Z-0103-2019
• Patient Sequence Number: 1