MAUDE Adverse Event Report: AESCULAP AG ACCULAN 3TI DRILL ATTACHMENT HEXAG.CHUCK; POWER SYSTEMS

Model Number GB636R

Device Problem Electrical /Electronic Property Problem (1198)

Patient Problem Insufficient Information (4580)

Event Date 02/10/2021

Event Type  malfunction  

Manufacturer Narrative

Manufacturing site evaluation: investigation on-going.Additional information / investigation results will be provided in a supplemental report.

Event Description

It was reported that there was an issue with gb636r-acculan 3ti drill attachment hexag.Chuck.According to the complaint description, it was reported that during the tka-navi surgery, after the osteotomy of the proximal tibia was completed, when doctor tries to pin the distal femur osteotomy block, it rotated for 1 to 2 seconds and stopped.The battery and attachment were replaced, but did not improve.The situation where it operated for 1 to 2 seconds and then stopped continued.The surgery was successfully completed with the support of the old electric type power of the hospital.This event/malfunction prolonged the surgery for 10 minutes.Additional information was not provided nor available / was not available.Additional patient information is not available.The adverse event / malfunction is filed under aag reference (b)(4).Associated medwatch-reports: 9610612-2021-00156 ((b)(4) ga672), 9610612-2021-00160((b)(4) gb636r), 9610612-2021-00159((b)(4) gb638r), 9610612-2021-00168((b)(4)ga675).

Event Description

Involved component: ga672 - acculan 3ti drill and reamer - 51785796 gb638r - acculan 3ti drill attachm.Large jacobs - 51926308 ga675 - acculan lid associated medwatch-reports: 9610612-2021-00156(400503218 ga672) 9610612-2021-00160(400503219 gb636r) 9610612-2021-00159(400503220 gb638r) 9610612-2021-00168(400503660 ga675).

Manufacturer Narrative

Additional information: d4 - serial #, udi # investigation results: visual investigation: ga672: ats1607jp, we assume a repair or maintenance in jp in 2016.During the functional test, the machine started briefly, but stopped without load.When disassembled, the stator and rotor were not true to gauge and the stator interior was contaminated.Gb636r: visually, the product is in a used condition.An additional inscription ats1705jp can be seen on the screw ring, we assume a repair or maintenance in jp in 2017.No deviation could be detected during the functional test.Product according to specification, however, a maintenance should be performed due to the overdue maintenance date.Gb638r:visually, the product is in a used condition.There is additional labeling on the screw ring with ats1804jp.We assume a repair or maintenance in jp in 2018.Clear signs of wear can be seen on the drill chuck.Therefore, a correct tool clamping cannot be guaranteed anymore.Besides the mentioned drill chuck, the gb638r is according to the specification.No running noises or heating.Ga675: visually, the sealing cap is in a used condition.Functionally, the product is according to specification, no damage or signs of wear can be seen on the housing, locking claws or seal.Batch history review: the device quality and manufacturing history records have been checked for the available lot number and were found to be according to our specifications valid at the time of production.Review of the complaint history revealed that no similar complaints have been filed against products from this batch number.Conclusion and measures / preventive measures: based upon the investigation results a clear root cause conclusion cannot be drawn.There is no indication for a material-, manufacturing- or design-related failure.Based upon the investigations results a capa is not necessary.

• Brand Name: ACCULAN 3TI DRILL ATTACHMENT HEXAG.CHUCK
• Type of Device: POWER SYSTEMS
• Manufacturer (Section D): AESCULAP AG; po box 40; tuttlingen, 78501 ; GM 78501
• MDR Report Key: 11455150
• MDR Text Key: 265178385
• Report Number: 9610612-2021-00160
• Device Sequence Number: 1
• Product Code: HWE
• Combination Product (y/n): N
• PMA/PMN Number: EXEMPT
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: company representative,foreig
• Type of Report: Initial,Followup
• Report Date: 05/25/2021

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 03/10/2021
• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Device Operator: Health Professional
• Device Model Number: GB636R
• Device Catalogue Number: GB636R
• Device Lot Number: 51872583
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 02/24/2021
• Date Manufacturer Received: 05/07/2021
• Is This a Reprocessed and Reused Single-Use Device?: No
• Patient Sequence Number: 1
• Treatment: GB638R - 51926308GA672 - 51785796GA675 -UNKNOWN