MAUDE Adverse Event Report: SENSEONICS INC. EVERSENSE SENSOR; IMPLANTABLE GLUCOSE MONITORING SYSTEM, SENSOR

Model Number	102096-81A
Medical Device Problem Code	Difficult to Remove (1528)
Health Effect - Clinical Codes	Discomfort (2330); No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	03/26/2025
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
The manufacturer is currently performing an investigation and will provide the results with the supplemental report.
Event or Problem Description
Senseonics was made aware of an incident where user reported a failed attempt to remove the sensor on the first attempt made by hcp.The hcp tried to remove the sensor but was unable to locate or remove it despite using an ultrasound and a large magnet.
Additional Manufacturer Narrative
Despite multiple attempts being made to the user to gather more information regarding the reported event, the user remained unresponsive.No further follow up was possible on the status of sensor removal.B4.Date of this report 21 may 2025.G3.Date received by the manufacturer? 21 may 2025.H6.Health effect - clinical code updated to 4582.H6.Investigation findings updated to 3221.H6.Investigation conclusions updated to 67.

• Brand Name: EVERSENSE SENSOR
• Common Device Name: IMPLANTABLE GLUCOSE MONITORING SYSTEM, SENSOR
• Manufacturer (Section D): SENSEONICS INC.; 20451 seneca meadows parkway; germantown MD 20876 7005
• Manufacturer (Section G): SENSEONICS INC.; 20451 seneca meadows parkway; germantown MD 20876 7005
• Manufacturer Contact: vallikannu somasundaram ; 20451 seneca meadows parkway; germantown, MD 20876-7005
• MDR Report Key: 21911194
• Report Number: 3009862700-2025-00503
• Device Sequence Number: 9081310
• Product Code: QHJ
• UDI-Device Identifier: 00817491022950
• UDI-Public: 00817491022950
• Combination Product (Y/N): Y
• Initial Reporter Country: US
• PMA/510(K) Number: P160048
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2024
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Consumer
• Initial Reporter Occupation: Other
• Type of Report: Initial,Followup
• Report Date (Section B): 05/21/2025

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: No
• Operator of Device: Lay User/Patient
• Device Expiration Date: 11/23/2024
• Device Model Number: 102096-81A
• Device Catalogue Number: FG-7200-00-301
• Device Lot Number: 01E115S
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 03/26/2025
• Supplement Date Received by Manufacturer: 05/21/2025
• Initial Report FDA Received Date: 04/25/2025
• Supplement Report FDA Received Date: 05/21/2025
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 01/10/2024
• 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
• Patient Age: 74 YR
• Patient Sex: Female