FDA Adverse Event Malfunction Summary report: N

ILET BIONIC PANCREAS

MDR report key: 23950729 · Received January 2, 2026

Report

Report Number
3019004087-2026-18808
Event Type
Malfunction
Date Received
January 2, 2026
Date of Event
December 27, 2025
Report Date
January 2, 2026
Manufacturer
BETA BIONICS INC.
Product Code
QFG
UDI-DI
00850050080190
PMA / PMN Number
K231485
Adverse Event
Yes
Report Source
Manufacturer report
Reporter Location
US
Reporter Occupation
OTHER

Narratives

Description of Event or Problem · 0

IT WAS REPORTED THAT A USER EXPERIENCED HYPOGLYCEMIA TO 59 MG/DL, TREATED WITH FOOD AND LATER GLUCOSE GEL, FOLLOWED BY HYPERGLYCEMIA WITH ILET READINGS AROUND 203¿214 MG/DL AND A FINGERSTICK READING OF 225 MG/DL, AFTER WHICH GLUCOSE VALUES TRENDED DOWN TO 201 MG/DL; THE EVENT WAS CHARACTERIZED AS PATIENT OVERTREATMENT OF HYPOGLYCEMIA WITH NO DEVICE ALARMS AND THE ILET SYSTEM IN USE. CUSTOMER CARE PROVIDED SUPPORT THAT INCLUDED ASSESSMENT OF DEVICE READINGS VERSUS FINGERSTICK VALUES. INVESTIGATION OF THIS CASE REVEALED NO MALFUNCTION OR ALERT BEHAVIOR, WITH THE PATTERN CONSISTENT WITH SENSOR LAG RELATIVE TO CAPILLARY GLUCOSE AND REBOUND HYPERGLYCEMIA AFTER CARBOHYDRATE OVERTREATMENT. NO CLINICAL SYMPTOMS ASSOCIATED WITH HYPERGLYCEMIA REPORTED. OUTCOMES INCLUDED SELF-MANAGEMENT AT HOME WITHOUT MEDICAL INTERVENTION OR HOSPITALIZATION. IT WAS CONCLUDED, BASED ON PREVIOUSLY ESTABLISHED FINDINGS FOR SIMILAR REPORTS, THAT THE CAUSE WAS USER-RELATED OVERTREATMENT OF HYPOGLYCEMIA LEADING TO TRANSIENT HYPERGLYCEMIA.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
12218 ILET BIONIC PANCREAS ALTERNATE CONTROLLER ENABLED INSULIN INFUSION PUMP QFG BETA BIONICS INC. 00850050080190

Patients

Seq Age Sex Outcome Treatment
1 64 YR Unknown