MAUDE Adverse Event Report: HAMILTON MEDICAL AG HAMILTON MEDICAL AG; HAMILTON-C2

Model Number HAMILTON-C2

Device Problem Defective Alarm (1014)

Patient Problem No Clinical Signs, Symptoms or Conditions (4582)

Event Date 12/25/2019

Event Type  malfunction  

Manufacturer Narrative

The complaint has been reopened and reviewed according to fda form 483 inspectional observation ems #2, eobs2 from the fda inspection conducted between july 17 to july 21, 2022 at the ems and bonaduz sites.A detailed investigation was performed by an expert from the technical service: since the complaint in question was submitted to hamilton medical ag almost 4 years ago, no attempt will be made to obtain additional information.No further investigation or correction will be performed except those mentioned above.In future hamilton medical ag will report an event similar to this issue as it will be deemed a reportable event.The allegation in this complaint was confirmed to be a complaint.With this investigation it has been confirmed that the device failed to meet its specifications at the time of the event while the ventilator was in use on a patient.The root cause of the problem, due to limited data and no hardware for analysis, is hard to determine.However, the possible root cause could be a failure in the buzzer driving circuit or the buzzer itself on the control board as it matches the described failure effect and after the control board replacement, the device worked properly.There was no patient or user harm.

Event Description

The report say: during the use of the ventilator, the buzzer alarm, could not work normally.Except for the normal alarm factor, the alarm still could not be eliminated.The fault of the main board led to the false alarm of the buzzer.

• Brand Name: HAMILTON MEDICAL AG
• Type of Device: HAMILTON-C2
• Manufacturer (Section D): HAMILTON MEDICAL AG; via crusch 8; bonaduz, 7402 ; SZ 7402
• Manufacturer Contact: andre sonnenberg ; via crusch 8; bonaduz, graubunden 7402 ; SZ 7402
• MDR Report Key: 18586659
• MDR Text Key: 333945652
• Report Number: 3001421318-2023-29687
• Device Sequence Number: 1
• Product Code: CBK
• UDI-Device Identifier: 00730002856789
• UDI-Public: 0730002856789
• Combination Product (y/n): N
• Reporter Country Code: CH
• PMA/PMN Number: K121225
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: User Facility,Distributor
• Reporter Occupation: Other Health Care Professional
• Type of Report: Initial
• Report Date: 01/26/2024

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 01/26/2024
• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Device Operator: Health Professional
• Device Model Number: HAMILTON-C2
• Device Catalogue Number: 160008
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Date Manufacturer Received: 01/30/2020
• Was Device Evaluated by Manufacturer?: Device Not Returned to Manufacturer
• Is the Device Single Use?: No
• Is This a Reprocessed and Reused Single-Use Device?: No
• Type of Device Usage: Reuse
• Patient Sequence Number: 1