MAUDE Adverse Event Report: AESCULAP AG LYOPLANT ONLAY 7.5X7.5CM; DURA REPLACEMENT

Model Number 1067040

Device Problem Degraded (1153)

Patient Problems Failure of Implant (1924); Meningitis (2389)

Event Date 12/14/2020

Event Type  Injury  

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 1067040 - lyoplant onlay 7.5x7.5cm.According to the complaint description, the surgeon placed lyoplant onlay on a patient, and the patient developed a pseudomeningocele and chemical meningitis.He took the patient back to the operation room, 3 1/2 months after initial implantation, thinking maybe a suture had come lose.However, the sutures were all in place and there was a dehiscence of the lyplant onlay and cerebrospinal fluid (csf) was leaking out".A revision surgery was necessary.The adverse event is filed under aag reference (b)(4).

Manufacturer Narrative

Investigation results: the device was not returned to the manufacturer for physical evaluation.Additionally, no on-site evaluation of the unit was performed and no parts were returned for failure analysis.Therefore, the investigation was not able to confirm a device issue that could be associated with the reported event.Batch history review: the review of risk assessment revealed that the overall risk level (severity 4(5) x probability of occurrence 2(5)) according to din en iso 14971 is still acceptable.Explanation and rationale: 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: LYOPLANT ONLAY 7.5X7.5CM
• Type of Device: DURA REPLACEMENT
• Manufacturer (Section D): AESCULAP AG; po box 40; tuttlingen, 78501 ; GM 78501
• Manufacturer (Section G): AESCULAP AG; po box 40; tuttlingen, 78501 ; GM 78501
• Manufacturer Contact: christian von der grün ; po box 40; tuttlingen, 78501 ; GM 78501
• MDR Report Key: 11700564
• MDR Text Key: 246484382
• Report Number: 9610612-2021-00320
• Device Sequence Number: 1
• Product Code: GXQ
• UDI-Device Identifier: 04046963958701
• UDI-Public: 4046963958701
• Combination Product (y/n): N
• Reporter Country Code: US
• PMA/PMN Number: K122791
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: Company Representative
• Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup
• Report Date: 03/03/2022

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 04/21/2021
• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: Yes
• Device Operator: Health Professional
• Device Model Number: 1067040
• Device Catalogue Number: 1067040
• Device Lot Number: 219491
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Date Manufacturer Received: 02/04/2022
• Was Device Evaluated by Manufacturer?: Device Not Returned to Manufacturer
• Date Device Manufactured: 12/09/2019
• Is the Device Single Use?: Yes
• Is This a Reprocessed and Reused Single-Use Device?: No
• Type of Device Usage: Initial
• Patient Sequence Number: 1
• Patient Outcome(s): Required Intervention
• Patient Age: 26 YR
• Patient Sex: Female