MAUDE Adverse Event Report: Beta Bionics, Inc. iLet Bionic Pancreas; ALTERNATE CONTROLLER ENABLED INSULIN INFUSION PUMP

Medical Device Problem Code	Fracture (1260)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	09/10/2026
Type of Reportable Event	Malfunction
Event or Problem Description
It was reported that the ilet pump¿s touchscreen was cracked and became unresponsive after being carried in a pocket while working on ladders, with the exact mechanism unknown; the device continued basal delivery and automated corrections, though the user could not unlock the screen to announce meals, consistent with a device fracture involving the touchscreen component.Symptoms included no clinical signs, symptoms, or conditions.Outcomes included no health consequences or impact.Investigation included communication with the user and analysis of the information provided.Investigation of this case revealed a stress-related problem consistent with fracture of the touchscreen component.It was concluded, based on previously established findings for similar reports, that the cause was traced to user.

• Brand Name: iLet Bionic Pancreas
• Common Device Name: ALTERNATE CONTROLLER ENABLED INSULIN INFUSION PUMP
• Manufacturer (Section D): Beta Bionics, Inc.; 11 hughes; irvine CA 92618
• Manufacturer (Section G): Beta Bionics, Inc.; 11 hughes; irvine CA 92618
• Manufacturer Contact: jared fukushima ; 11 hughes; irvine, CA 92618 ; +1(949)288-8350
• MDR Report Key: 50941640
• Report Number: 3019004087-2026-68308
• Device Sequence Number: 10722584
• Product Code: QFG
• UDI-Device Identifier: 00850050080206
• UDI-Public: 00850050080206
• Combination Product (Y/N): N
• Initial Reporter Country: US
• PMA/510(K) Number: K231485
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Type of Report: Initial
• Report Date (Section B): 09/29/2026

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: Lay User/Patient
• Is the Reporter a Health Professional?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 09/10/2026
• Initial Report FDA Received Date: 09/30/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 01/17/2025
• 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
• Patient Sequence Number: 1
• Patient Age: 39 YR
• Patient Sex: Male