MAUDE Adverse Event Report: SORIN GROUP ITALIA SRL INSPIRE 8 HOLLOW FIBER OXYGENATOR; OXYGENATOR, CARDIOPULMONARY BYPASS

Model Number 8 PH.I.S.I.O.

Device Problem Increase in Pressure (1491)

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

Event Date 07/16/2021

Event Type  malfunction  

Manufacturer Narrative

Patient information was not provided.Sorin group (b)(4) manufactures the inspire 8 hollow fiber oxygenator.The incident occurred in (b)(6).The involved device is not available for investigation.Based on follow up information with the customer: the first replace happened at 60mins of the bypass, and it takes 3 mins to exchange a new one.The second replacement happened at 100mins, and it takes 4 mins to replace; during the operation, the aspirator had a high flow rate, and the attracted blood was mixed with left atrial thrombi tissue fragments.A large amount of blood could be seen to overflow from the adjacent aspirator hole, but no blood clot was seen; the blood flow happened during the clearance of the left atrial thrombus, because there is a large amount of silty thrombus in the patient's left atrium; the flow rate of blood was entering in the hvr is unknown.If any additional information pertinent to the reported event is received, it will be provided in a supplemental report.

Event Description

Sorin group (b)(4) has received a report that after 60 minutes from the beginning of a procedure, the inspire oxygenators was change out due to high pressure.After 30 minutes, the same situation happened again.The medical team elected to change out also this oxygenator.The procedure was completed with no issue.There is no information relevant to patient outcome.

Manufacturer Narrative

Livanova received report of blood overflow inside hvr and increase in the pre-membrane pressure of inspire 8 oxygenator during a procedure.Analysis of livanova complaints database revealed no other similar event relevant to the complained lot.Neither photographic nor video evidence were provided.In addition, no oxygenator pre-membrane pressure values were recorded during surgery.Complained oxygenator was not available for investigation.The dhr review confirmed the complained lot was released as conforming to product specifications.As per available data, it cannot be ruled out that reported event was a multi-factorial phenomenon triggered by a combination of clinical procedure and specific conditions of patient blood (clearance of left atrial thrombus), thus leading to functional blood clotting inside circuit which caused an increase of hydraulic resistance exhibited by oxygenator to passage of blood.No device malfunction could be confirmed.Livanova will keep monitoring the market for similar events.H3 other text : device not available.

Event Description

See initial report.

• Brand Name: INSPIRE 8 HOLLOW FIBER OXYGENATOR
• Type of Device: OXYGENATOR, CARDIOPULMONARY BYPASS
• Manufacturer (Section D): SORIN GROUP ITALIA SRL; strada statale 12 nord, 86; mirandola
• MDR Report Key: 12257992
• MDR Text Key: 266467757
• Report Number: 9680841-2021-00020
• Device Sequence Number: 1
• Product Code: DTZ
• UDI-Device Identifier: 08033178112369
• UDI-Public: (01)08033178112369(17)240229(10)2103020177(11)210302(240)050714
• Combination Product (y/n): N
• PMA/PMN Number: K130433
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: health professional
• Remedial Action: Other
• Type of Report: Initial,Followup
• Report Date: 09/21/2021

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 08/02/2021
• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Device Operator: Health Professional
• Device Expiration Date: 02/29/2024
• Device Model Number: 8 PH.I.S.I.O.
• Device Catalogue Number: 050714
• Device Lot Number: 050714
• Was Device Available for Evaluation?: No
• Was the Report Sent to FDA?: No
• Date Manufacturer Received: 08/31/2021
• Is This a Reprocessed and Reused Single-Use Device?: No
• Patient Sequence Number: 1