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MENTOR TEXAS MENTOR MEMORYGEL BREAST IMPLANT; PROSTHESIS, BREAST, NONINFLATABLE, INTERNAL, SILICONE GEL-FILLED
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| Catalog Number |
3546007 |
| Medical Device Problem Codes |
Material Rupture (1546); Migration (4003)
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| Health Effect - Clinical Codes |
Capsular Contracture (1761); Deformity/ Disfigurement (2360); No Clinical Signs, Symptoms or Conditions (4582)
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| Date of Event |
01/31/2007
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Type of Reportable Event
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Serious Injury
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Event or Problem Description
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It was reported that a 48-year-old caucasian female patient underwent a breast augmentation revision with two 600cc mentor memorygel breast implants and experienced bilateral ruptures and device migration on the right side post-operatively.It was reported that the right breast prosthesis flipped.As a result, the patient is to undergo bilateral device explantation on (b)(6) 2024.This report is for the right side device.
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Additional Manufacturer Narrative
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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: rupture and device migration.Section d6b.Explantation date: (b)(6) 2024.D4: udi: as the serial number for the device involved in the event was not provided, the full udi is currently not available.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.Manufacturer¿s reference number: (b)(4).
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Additional Manufacturer Narrative
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On september 18, 2024, the mentor failure analysis lab has received the device for evaluation.On september 19, 2024, the evaluation for the device was completed.Device evaluation summary: visual analysis of the returned sample revealed that the gel siltex mod-rnd 600cc breast implant was ruptured.As the authorization form for examination was not received the product evaluation lab couldn´t identify a conclusion due to the specific nature of this rupture.The evaluation was limited to non-destructive testing.A manufacturing record evaluation was performed for the finished device lot number, and no non-conformance's were identified.Although no conclusion could be reach on the cause of the reported event, the instructions for use contain the following caution: rupture can occur at any time after implantation but is more likely to occur the longer the implant is implanted.The following may cause implant to rupture: stressing the implant during implantation and weakening it; folding or wrinkling of the implant shell; excessive force to the chest (e.G.During closed capsulotomy); trauma; compression during mammographic imaging; and severe capsular contracture.Breast implants may also simply wear out over time.Implant displacement/migration may occur from improper implant sizing and/or placement, i.E., when the implant is too large or the pocket too small or when there has been inadequate preoperative assessment of stresses causing movement of the prosthesis.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: (b)(4).
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Additional Manufacturer Narrative
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On december 23, 2024, mentor received additional information regarding the patient's diagnosis.It was reported that the patient also experienced capsular contracture (baker grade unknown).The capsule was thicken with spotty areas of calcification.On january 06, 2025, a re-evaluation for the device was completed.Device re-evaluation summary: visual analysis of the returned sample revealed that the gel siltex mod-rnd 600cc breast implant was ruptured with siltex cracking at the edges of the tear.The evaluation determined that the possible cause of the rupture is consistent with normal wear.Siltex cracking is defined as a material separation occurring in the siltex layer and can eventually progress through the shell of siltex devices.Siltex cracking is ultimately a result of high stresses.Implant displacement/migration may occur from improper implant sizing and/or placement, i.E., when the implant is too large or the pocket too small or when there has been inadequate preoperative assessment of stresses causing movement of the prosthesis.Mentor concluded that the capsular contracture in the patient´s breast was the result of the body´s individual physiological response to the implantation of a foreign object in soft tissue.Capsular contracture is a known complication associated with these devices and is referenced in our current product insert data sheet.The american society of plastic surgeons recommends and encourages member surgeons to always submit breast implants, capsule, and effusion to pathology for examination.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: (b)(4).
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Additional Manufacturer Narrative
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On october 03, 2024, mentor received additional information regarding the replacement device.It was reported that the patient's replacement device was a 480cc mentor memorygel boost breast implant (catalog number shpb-480) with lot number 9912052.The date of event was updated to january 31, 2007.It was reported via mri that the patient had implant site fluid collection.Small amount of signal abnormality along a periphery of the implant adjacent to the chest wall at the six and 12 o'clock position was the most compatible with small fluid.On october 11, 2024, a re-evaluation for the device was completed.Device re-evaluation summary: visual analysis of the returned sample revealed that the gel siltex mod-rnd 600cc breast implant was ruptured with siltex cracking at the edges of the tear.The evaluation determined that the possible cause of the rupture is consistent with normal wear.Siltex cracking is defined as a material separation occurring in the siltex layer and can eventually progress through the shell of siltex devices.Siltex cracking is ultimately a result of high stresses.Implant displacement/migration may occur from improper implant sizing and/or placement, i.E., when the implant is too large or the pocket too small or when there has been inadequate preoperative assessment of stresses causing movement of the prosthesis.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: (b)(4).
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