MAUDE Adverse Event Report: TERUMO BCT TRIMA ACCEL; TRIMA PLATELET+SAMPLER, PLASMA, RBC SET

Catalog Number	4824462
Medical Device Problem Codes	Adverse Event Without Identified Device or Use Problem (2993); Insufficient Device Problem Information (3190)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	09/07/2025
Type of Reportable Event	Malfunction
Event or Problem Description
The customer would like the run data file investigated to determine a possible cause for the elevated white blood cell (wbc) content in the platelet product.Donor unit #: (b)(4) there was not a transfusion recipient or patient involved at the time of the residual wbc testing; therefore, no patient information is reasonably known at the time of the event.The platelet collection set is not available for return because it was discarded by the customer.
Additional Manufacturer Narrative
Investigation: the device history records (dhr) were reviewed for this lot.There were no events noted in the dhr that would have contributed to the elevated wbc count experienced by the customer.Investigation is in process, a follow-up report will be provided.
Additional Manufacturer Narrative
This report is being filed to provide additional information in b.6, d.4, h.6 and h.11.Investigation: the device history records (dhr) were reviewed for this lot.There were no events noted in the dhr that would have contributed to the elevated wbc count experienced by the customer.The run data file (rdf) was analyzed for this event.There was no conclusive root cause identified for the higher-than-expected wbc content in the platelet product reported for this procedure.The signals in the run data file indicate that the device had difficulty establishing and maintaining steady state operation during the procedure, so it cannot be ruled out that the needle line access may have been suboptimal from the start of the collection, or that the needle line access may have shifted and could potentially have impacted the collection.Additionally, based on the available information, it cannot be ruled out that the higher-than-expected wbc content in the platelet product may have been donor-related.A disposable complaint history search was performed for this lot and found 0 reports for similar issues on this lot.Root cause: a root cause assessment was performed for this complaint.There was no conclusive root cause identified for the higher-than-expected wbc content in the platelet product reported for this procedure.The signals in the run data file indicate that the device had difficulty establishing and maintaining steady state operation during the procedure, so it cannot be ruled out that the needle line access may have been suboptimal from the start of the collection, or that the needle line access may have shifted and could potentially have impacted the collection.Additionally, based on the available information, it cannot be ruled out that the higher-than-expected wbc content in the platelet product may have been donor-related.
Event or Problem Description
The customer would like the run data file investigated to determine a possible cause for the elevated white blood cell (wbc) content in the platelet product.Donor unit #: (b)(6).There was not a transfusion recipient or patient involved at the time of the residual wbc testing; therefore, no patient information is reasonably known at the time of the event.The platelet collection set is not available for return because it was discarded by the customer.

• Brand Name: TRIMA ACCEL
• Common Device Name: TRIMA PLATELET+SAMPLER, PLASMA, RBC SET
• Manufacturer (Section D): TERUMO BCT; lakewood CO 80215
• Manufacturer (Section G): TERUMO BCT; 10810 w. collins ave; lakewood CO 80215
• Manufacturer Contact: scot hilden ; 10810 w. collins ave; lakewood, CO 80215
• MDR Report Key: 23199730
• Report Number: 1722028-2025-00222
• Device Sequence Number: 21151920
• Product Code: GKT
• UDI-Device Identifier: 05020583824461
• UDI-Public: 05020583824461
• Combination Product (Y/N): N
• Initial Reporter State: IL
• Initial Reporter Country: US
• PMA/510(K) Number: BK190332
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Health Professional
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 10/02/2025

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
• Operator of Device: Health Professional
• Device Catalogue Number: 4824462
• Device Lot Number: 2503242142
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 09/10/2025
• Supplement Date Received by Manufacturer: 12/09/2025
• Initial Report FDA Received Date: 10/02/2025
• Supplement Report FDA Received Date: 12/10/2025
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 03/24/2025
• Is the Device Labeled for Single Use? (Y/N): Yes
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Initial
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Other
• Patient Sex: Unknown