MAUDE Adverse Event Report: MENTOR TEXAS MENTOR CPX 4 BREAST TISSUE EXPANDER WITH SUTURE TABS; EXPANDER, SKIN, INFLATABLE

Catalog Number	3549313
Medical Device Problem Code	Material Rupture (1546)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	06/11/2024
Type of Reportable Event	Malfunction
Event or Problem Description
It was reported that a 450cc mentor cpx 4 breast tissue expander with suture tabs being used in a breast surgery was found to be ruptured during the operation.No adverse event was experienced by the patient.The surgeon used backup devices, and there were no reported patient consequences or procedural delays.
Additional Manufacturer Narrative
Since the device has not been returned for analysis, no product failure analysis can be conducted, and no determination of possible contributing factors can be made.As such, the investigation will be closed.If the complaint device is received in the future, the investigation will be reopened and conducted as appropriate.A manufacturing record evaluation (mre) was performed, and no anomalies were found related to this complaint.In addition, the mre verifies that the device was manufactured in accordance with documented specification and procedures.Reason for device explant and/or reoperation: n/a.Mentor is submitting this report pursuant to the provisions of 21 cfr, part 803.This report may be based on information which mentor has not been able to investigate or verify prior to the required reporting date.This report does not reflect a conclusion by fda, mentor, or its employees that the report constitutes an admission that the device, mentor, or its employees caused or contributed to the potential event described in this report.If certain information is unknown, not available or does not apply, the section/field of the form is left blank.Manufacturer¿s reference number: (b)(4).
Additional Manufacturer Narrative
On september 11, 2024, a video evaluation for the device was completed.Video evaluation summary: upon visual evaluation of the image provided in the complaint, the expander was observed ruptured.As the product involved in this complaint was not received, the device couldn´t be analyzed according to our procedures.A manufacturing record evaluation was performed for the finished device batch number, and no non-conformances were identified.As part of mentor¿s quality process, all devices are manufactured, inspected, and released to approved specifications.No corrective and preventive action (capa) is required now.Additional complaint information monitoring for potential safety signals will be conducted through complaint trending as part of post market surveillance.Manufacturer¿s reference number: pc-(b)(4).
Additional Manufacturer Narrative
On march 27, 2025, the mentor failure analysis lab has received the device for evaluation.On april 16, 2025, the evaluation for the device was completed.Device evaluation summary: visual analysis of the returned device revealed that no damage or anomalies were observed on the tall height te wsut tabs 450cc tissue expander.Leak testing was performed, in accordance with mentor procedures, and two tears (a and b) were noted on the posterior aspect measuring less than 0.1 cm both tears.Microscopic examination was performed on the edges of the tears, and parallel striations were found in the whole area of the tears.Parallel striations are consistent with markings made by a sharp object perforating the tissue expander shell.Based on the information currently available, microscopic examination of the returned product indicates that the tissue expander could have been damaged during implantation.The product insert data sheet cautions to not allow cautery devices or sharp instruments, such as scalpels, suture needles, hypodermic needles, hemostats, adson forceps or scissors to contact the device during the implantation or other surgical procedures.As part of mentor's quality process, all devices are manufactured, inspected, and released according to approved specifications.Based on the results of this investigation, it was determined that the product met the manufacturing release criteria: no corrective and preventive action (capa) is required now.Additional complaint information monitoring for potential safety signals is conducted through complaint trending as part of post market surveillance.Manufacturer¿s reference number: (b)(4).

• Brand Name: MENTOR CPX 4 BREAST TISSUE EXPANDER WITH SUTURE TABS
• Common Device Name: EXPANDER, SKIN, INFLATABLE
• Manufacturer (Section D): MENTOR TEXAS; 3041 skyway circle north; irving TX 75038
• Manufacturer (Section G): MENTOR TEXAS; 3041 skyway circle north; irving TX 75038
• Manufacturer Contact: kate karberg ; 3041 skyway circle north; irving, TX 75038 ; 3035526892
• MDR Report Key: 19800961
• Report Number: 1645337-2024-08644
• Device Sequence Number: 7395183
• Product Code: LCJ
• UDI-Device Identifier: 00081317006794
• UDI-Public: (01)00081317006794(11)230525(17)270518(10)9911699
• Combination Product (Y/N): N
• Initial Reporter Country: BR
• PMA/510(K) Number: K130813
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Foreign,Distributor
• Initial Reporter Occupation: Other
• Type of Report: Initial,Followup,Followup

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: 3549313
• Device Lot Number: 9911699
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Is the Reporter a Health Professional?: No
• Type of Report(Section G): Follow-Up
• Initial Date Received by Manufacturer: 06/27/2024
• Supplement Date Received by Manufacturer: 09/11/2024; 03/27/2025
• Initial Report FDA Received Date: 07/22/2024
• Supplement Report FDA Received Date: 09/12/2024; 04/21/2025
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 05/25/2023
• Is the Device Labeled for Single Use? (Y/N): Yes
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Initial
• Patient Sequence Number: 1
• Patient Sex: Unknown