MAUDE Adverse Event Report: DENTSPLY LLC CAVITRON 300 SERIES G310SCLR(DNA); SCALER, ULTRASONIC

Catalog Number	G310SCLR
Medical Device Problem Codes	Restricted Flow rate (1248); Overheating of Device (1437)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
Since an overheating insert could necessitate medical/surgical intervention to preclude permanent damage to a body structure or permanent impairment of a body function, this malfunction would be likely to cause/contribute to a serious injury should it recur.As such, this event meets the criteria for reportability per 21 cfr part 803.The device is available for evaluation, though has not been returned as of this report.Evaluation results will be submitted as they become available.
Event or Problem Description
While the customer was using a cavitron 300 series g310, they allege that the handpiece and inserts are heating up.No injury was reported from the alleged event.
Additional Manufacturer Narrative
Notes: (b)(6) 2026 repair tech: (b)(6).Ec2 main board upgrade/update.Low vibration due to malfunction with the main oscillator board, no operation due to damaged electrical contact in the handpiece cable receptacle.Blockage in the handpiece cable causing restricted water flow.Debris buildup in the water solenoid.Will replace damaged/worn components and recalibrated unit to factory specs upon customers approval.No water hose, power cord received for evaluation.Ensure customer to be using our inserts and not worn/damaged, can restrict water.Hp-202108.Hpc-10160.(b)(6) 2026 repair tech: (b)(6).Ec2 main board upgrade/update.Replaced damaged/worn components and recalibrated unit to factory specs.Qa: tl.Dhr review is not required because the product was returned for evaluation, and the described failure mode is a known hazard.

• Brand Name: CAVITRON 300 SERIES G310SCLR(DNA)
• Common Device Name: SCALER, ULTRASONIC
• Manufacturer (Section D): DENTSPLY LLC; 1301 smile way; york PA 17404
• Manufacturer (Section G): DENTSPLY LLC; 1301 smile way; york PA 17404
• Manufacturer Contact: dan eagar ; 221 w. philadelphia st.; york, PA 17401 ; 7178494593
• MDR Report Key: 23903717
• Report Number: 2424472-2025-00171
• Device Sequence Number: 9389240
• Product Code: ELC
• UDI-Device Identifier: D00382703131
• UDI-Public: D00382703131
• Combination Product (Y/N): N
• Initial Reporter Country: US
• PMA/510(K) Number: K150535
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Health Professional
• Initial Reporter Occupation: Dentist
• Type of Report: Initial,Followup
• Report Date (Section B): 01/22/2026

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: Health Professional
• Device Catalogue Number: G310SCLR
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Follow-Up
• Initial Date Received by Manufacturer: 12/17/2025
• Supplement Date Received by Manufacturer: Not provided
• Initial Report FDA Received Date: 12/28/2025
• Supplement Report FDA Received Date: 01/23/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• 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 Sex: Unknown