MAUDE Adverse Event Report: INTEGRA LIFESCIENCES CORPORATION OH/USA MAYFIELD MODIFIED SKULL CLAMP; SKULL CLAMPS AND HEADREST SYSTEMS

Catalog Number A1059

Device Problem Unstable (1667)

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

Event Type  malfunction  

Event Description

A facility reported that the locking mechanism of the mayfield modified skull clamp ( a1059) was unstable and loose.No information has been provided on patient involvement, injury, or surgical delay.

Manufacturer Narrative

Mayfield modified skull clamp (id a1059) was returned for evaluation: device history record (dhr) - the dhr was reviewed and shows no abnormalities related to the reported failure.Failure analysis - investigation of the returned unit showed that the lock had rotational and lateral movement and a residue buildup was present.The base casting was replaced due to having extremely worn starburst teeth.New components were added to replace worn internal parts, and general cleaning and maintenance were performed.Root cause - complaint confirmed via inspection of the unit.The unit required replacement of worn components due to routine use and wear.No further investigation is required based on the acceptability of risk and no adverse trends identified.This will be monitored and trended going forward.At present, we consider this complaint to be closed.

• Brand Name: MAYFIELD MODIFIED SKULL CLAMP
• Type of Device: SKULL CLAMPS AND HEADREST SYSTEMS
• Manufacturer (Section D): INTEGRA LIFESCIENCES CORPORATION OH/USA; 4900 charlemar drive; 4900 charlemar drive; cincinnati OH
• Manufacturer (Section G): INTEGRA LIFESCIENCES CORPORATION OH/USA; 4900 charlemar drive; cincinnati OH
• Manufacturer Contact: vivian nelson ; 1100 campus drive; princeton, NJ ; 6099362319
• MDR Report Key: 18196341
• MDR Text Key: 328942912
• Report Number: 3004608878-2023-00210
• Device Sequence Number: 1
• Product Code: HBL
• UDI-Device Identifier: 10381780253457
• UDI-Public: 10381780253457
• Combination Product (y/n): N
• PMA/PMN Number: PRE-AMEND
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: User Facility,Company Representative
• Reporter Occupation: Other
• Type of Report: Initial
• Report Date: 11/22/2023

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 11/22/2023
• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Device Operator: Health Professional
• Device Catalogue Number: A1059
• Device Lot Number: 177
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 10/27/2023
• Date Manufacturer Received: 11/01/2023
• Was Device Evaluated by Manufacturer?: Yes
• Date Device Manufactured: 09/19/2017
• Is the Device Single Use?: No
• Is This a Reprocessed and Reused Single-Use Device?: No
• Type of Device Usage: Unknown
• Patient Sequence Number: 1