MAUDE Adverse Event Report: SIRONA DENTAL SYSTEMS GMBH MIDWEST E PRO 1:5 HIGH SPEED CONTRA ANGLE ATTACHMENT; HANDPIECE, AIR-POWERED, DENTAL

Catalog Number	6602556
Medical Device Problem Code	Overheating of Device (1437)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Type of Reportable Event	Malfunction
Event or Problem Description
This report summarizes 2 malfunction events where a midwest e pro 1:5 high speed contra angle attachment handpiece overheated.2 events resulted in no injury.
Additional Manufacturer Narrative
2 of 2 devices were returned for evaluation.Evaluation of two devices found excessive wear due to a lack of proper maintenance.The one device had a deformation issue (dent).The devices did not heat up during evaluation.The devices were repaired and returned to the customer.

• Brand Name: MIDWEST E PRO 1:5 HIGH SPEED CONTRA ANGLE ATTACHMENT
• Common Device Name: HANDPIECE, AIR-POWERED, DENTAL
• Manufacturer (Section D): SIRONA DENTAL SYSTEMS GMBH; fabrikstrasse 31; bensheim, hessen D-646 25; GM D-64625
• Manufacturer (Section G): SIRONA DENTAL SYSTEMS GMBH; fabrikstrasse 31; bensheim, hessen D-646 25; GM D-64625
• Manufacturer Contact: dan eagar ; 221 w. philadelphia st.; york, PA 17401 ; 7178494593
• MDR Report Key: 22564062
• Report Number: 9614977-2025-00020
• Device Sequence Number: 17119521
• Product Code: EFB
• UDI-Device Identifier: E2767903450
• UDI-Public: E2767903450
• Combination Product (Y/N): N
• PMA/510(K) Number: K972436
• Number of Events Summarized: 2
• Summary Report (Y/N): Y
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Initial Reporter Occupation: Other
• Type of Report: Initial
• Report Date (Section B): 07/21/2025

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
• Device Catalogue Number: 6602556
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: Not provided
• Initial Report FDA Received Date: 07/22/2025
• Patient Sequence Number: 1
• Patient Sex: Unknown