MAUDE Adverse Event Report: ERIKA DE REYNOSA, S.A. DE C.V. DRY ACID 132 GALLON UNIT, ASSY TO SHIP; DIALYSATE CONCENTRATE FOR HEMODIALYSIS (LIQUID OR POWDER)

Catalog Number	RTL160147
Medical Device Problem Code	Thermal Decomposition of Device (1071)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	09/24/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
The plant investigation is in process.A supplemental mdr will be submitted upon completion of this activity. .
Event or Problem Description
A user facility's biomedical technician (bmt) reported that a fresenius dry acid mixer was not filling and had smoke coming from the hydraulic assembly in dissolution mode.During follow up, the bmt said that the component was charred.They also said that there was arcing, spark and smoke.The bmt reported that there was no melting or flame observed.The smoke detectors did not go off as he opened the door to let air circulate.A patient was not connected to the machine at the time of the incident and there was no harm to any patients or individuals because of this malfunction.The hydraulic assembly was the original fresenius part on the machine.The bmt reported that there was damage (charring) observed on the fill valve, surge protector and the main board as a result of this issue.The mixer is plugged into a hospital grade ground-fault circuit interrupter (gfci) outlet.The bmt replaced the fill valve, main board and surge protector, which resolved the issue.The bmt reported that the machine has been returned to service without issue.No samples are available to be returned to the manufacturer for physical evaluation.No photos are available.
Event or Problem Description
A user facility's biomedical technician (bmt) reported that a fresenius dry acid mixer was not filling and had smoke coming from the hydraulic assembly in dissolution mode.During follow up, the bmt said that the component was charred.They also said that there was arcing, spark and smoke.The bmt reported that there was no melting or flame observed.The smoke detectors did not go off as he opened the door to let air circulate.A patient was not connected to the machine at the time of the incident and there was no harm to any patients or individuals because of this malfunction.The hydraulic assembly was the original fresenius part on the machine.The bmt reported that there was damage (charring) observed on the fill valve, surge protector and the main board as a result of this issue.The mixer is plugged into a hospital grade ground-fault circuit interrupter (gfci) outlet.The bmt replaced the fill valve, main board and surge protector, which resolved the issue.The bmt reported that the machine has been returned to service without issue.No samples are available to be returned to the manufacturer for physical evaluation.No photos are available.
Additional Manufacturer Narrative
Plant investigation: no parts were returned to the manufacturer for physical evaluation and an on-site evaluation was not performed by a fresenius field service technician (fst).The manufacturer was able to determine a causal relationship between the objective evidence provided by the customer and the reported event.A records review was performed on the reported serial number.An investigation of the device manufacturing records was conducted by the manufacturer.There were no non-conformances, or any associated rework identified during the manufacturing process which could be related to the reported event.In addition, the device history record (dhr) review confirmed the results of the in-progress and final quality control (qc) testing met all requirements.The reported event has been confirmed.

• Brand Name: DRY ACID 132 GALLON UNIT, ASSY TO SHIP
• Common Device Name: DIALYSATE CONCENTRATE FOR HEMODIALYSIS (LIQUID OR POWDER)
• Manufacturer (Section D): ERIKA DE REYNOSA, S.A. DE C.V.; mike allen #1331; parque industrial reynosa; reynosa 88780 ; MX 88780
• Manufacturer (Section G): ERIKA DE REYNOSA, S.A. DE C.V.; director, quality systems; 900 w zaragosa drive suite d; pharr TX 78577
• Manufacturer Contact: jessica trujillo ; 920 winter st; waltham, MA 02451 ; 6174175172
• MDR Report Key: 23190403
• Report Number: 0008030665-2025-02331
• Device Sequence Number: 9183245
• Product Code: KPO
• UDI-Device Identifier: 00840861100996
• UDI-Public: 00840861100996
• Combination Product (Y/N): N
• Initial Reporter State: LA
• Initial Reporter Country: US
• PMA/510(K) Number: K131611
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: User Facility,Company Representative
• Initial Reporter Occupation: Biomedical Engineer
• Type of Report: Initial,Followup
• Report Date (Section B): 06/05/2026

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: Other
• Device Catalogue Number: RTL160147
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Device Age: MO
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 09/24/2025
• Supplement Date Received by Manufacturer: 06/04/2026
• Initial Report FDA Received Date: 10/01/2025
• Supplement Report FDA Received Date: 06/05/2026
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• Date Device Manufactured: 06/09/2022
• Is the Device Labeled for Single Use? (Y/N): No
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Reuse
• Patient Sequence Number: 1
• Patient Sex: Unknown