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The mentor failure analysis lab has received the device for evaluation.The analysis has begun but is not complete at this time.When the investigational analysis has been completed, a supplemental report will be submitted.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: deflation.Manufacturer¿s reference number: (b)(4).
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It was reported that a (b)(6) year-old caucasian female patient who underwent breast augmentation revision surgery with a 375cc artoura breast tissue expander experienced left sided deflation post procedure.As a result, patient underwent removal and replacement with a like device on (b)(6) 2022.Per mentor's ifu, mentor's tissue expander's are indicated implantation up to six months.
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The investigation of the returned device was completed by the failure analysis lab on june 2, 2022.Device evaluation summary: the product was returned to mentor for evaluation.Mentor then conducted a visual inspection, microscopic examination, and thickness measurement of the returned device.Visual analysis of the returned sample revealed that the artoura ss, t exp, hp,375cc tissue expander was found to have a tear at the union between the shell and patch on the anterior view.A microscopic examination was performed and the cause of the deflation could not be identified.Therefore a thickness measurement was conducted on the shell at the tear, and the thickness was within manufacturing specifications.Per mentor instructions for use (ifu), tissue expanders are not intended for implantation beyond 6 months.Therefore, this device was used in an off-label manner.As part of mentor¿s quality process, all devices are manufactured, inspected, and released to approved specifications.Manufacturer¿s reference number: (b)(4).
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