MAUDE Adverse Event Report: KAVO DENTAL GMBH INTRA SURGICAL HANDPIECE 3610N2; DENTAL SURGICAL HANDPIECE

Model Number 3610 N2

Device Problems Mechanical Problem (1384); Overheating of Device (1437)

Patient Problem Burn(s) (1757)

Event Date 02/26/2021

Event Type  malfunction  

Manufacturer Narrative

The short test run prior to the repair showed already that the product was noisy, and vibrations have been noticeable.The inserted tool had no guidance, it wobbled around.After removing the grip sleeve, it got visible that the bearing at the front was completely worn out.This explains the bad guidance of the tool.Also further ball bearings have been worn out which caused higher friction and hence heat up of the product.To avoid such issues the instruction for use contains already several warnings and notes how to prepare and use the product: 2.2 technical condition: a damaged device or components could injure patients, users and third parties.Only operate devices or components if they are undamaged on the outside.Check that the device is working properly and is in satisfactory condition before each use.If there are any broken or damaged parts or clearly visible changes on the surface, the parts must be checked by the service.Safety checks may only be performed by trained service personnel.If the following defects occur, stop working and have the service personnel carry out repair work: malfunctions.Damage.Irregular running noise.Excessive vibration.Overheating.Dental bur or diamond grinder are not firmly locked in the handpiece.Kavo recommends specifying in-house service intervals where the medical device is brought to a professional shop for cleaning, servicing and a function check.Define the service interval depending on the frequency of use.

Event Description

During a dental surgical intervention, the patient recognized that the handpiece heated up and informed dentist who used a different handpiece to finalize the treatment.Nevertheless, patient received a slight burn in the corner of lips.No medical care was necessary.

• Brand Name: INTRA SURGICAL HANDPIECE 3610N2
• Type of Device: DENTAL SURGICAL HANDPIECE
• Manufacturer (Section D): KAVO DENTAL GMBH; bismarckring 39; biberach / riss, bw 88400 ; GM 88400
• Manufacturer (Section G): KAVO DENTAL GMBH; bismarckring 39; biberach / riss, bw 88400 ; GM 88400
• Manufacturer Contact: klaus reisenauer ; bismarckring 39; biberach / riss, 88400 ; GM 88400
• MDR Report Key: 11588352
• MDR Text Key: 243923698
• Report Number: 3003637274-2021-00013
• Device Sequence Number: 1
• Product Code: EFB
• Combination Product (y/n): N
• Reporter Country Code: SW
• PMA/PMN Number: K934783
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: user facility
• Reporter Occupation: Dentist
• Type of Report: Initial
• Report Date: 03/30/2021

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 03/30/2021
• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Device Operator: Health Professional
• Device Model Number: 3610 N2
• Device Catalogue Number: 0.524.5610
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 03/03/2021
• Is the Reporter a Health Professional?: Yes
• Date Manufacturer Received: 03/03/2021
• Was Device Evaluated by Manufacturer?: Yes
• Date Device Manufactured: 02/21/2002
• 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