MAUDE Adverse Event Report: TANDEM DIABETES CARE T:SLIM X2 INSULIN PUMP WITH CONTROL-IQ+ TECHNOLOGY; ALTERNATE CONTROLLER ENABLED INSULIN INFUSION PUMP

Model Number	1002717
Medical Device Problem Code	Key or Button Unresponsive/not Working (4063)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	12/01/2025
Type of Reportable Event	Malfunction
Event or Problem Description
It was reported that the customer experienced a delay in the touchscreen response when unlocking the pump.There was no reported impact to the customer¿s blood glucose level.The customer declined any follow-up, and no further details regarding the outcome of the event were provided.

• Brand Name: T:SLIM X2 INSULIN PUMP WITH CONTROL-IQ+ TECHNOLOGY
• Common Device Name: ALTERNATE CONTROLLER ENABLED INSULIN INFUSION PUMP
• Manufacturer (Section D): TANDEM DIABETES CARE; 12400 high bluff drive; san diego CA 92130
• Manufacturer Contact: michael trier ; 12400 high bluff drive; san diego, CA 92130 ; 858 401-1451
• MDR Report Key: 23754049
• Report Number: 3013756811-2025-275555
• Device Sequence Number: 5904287
• Product Code: QFG
• UDI-Device Identifier: 00850006613380
• UDI-Public: (01)00850006613380(11)200306
• Combination Product (Y/N): N
• Initial Reporter State: GA
• Initial Reporter Country: US
• PMA/510(K) Number: K232380
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Consumer
• Initial Reporter Occupation: Other
• Type of Report: Initial
• Report Date (Section B): 12/08/2025

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: Lay User/Patient
• Device Model Number: 1002717
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 12/02/2025
• Initial Report FDA Received Date: 12/09/2025
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 06/03/2020
• 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 Age: 71 YR
• Patient Sex: Female