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(b)(4).Date sent: 5/29/2026.D4: batch # 587d67.Investigation summary: the product was returned to ethicon endo-surgery for evaluation.Visual inspection and functional testing were conducted on the returned device.Visual analysis of the returned sample determined that the ntlc75 device was received with no apparent damage and with a sr75 reload loaded in the device.The reload had the proximal 1 driver up and the remaining drivers down with staples present and the swing tab in the locked position.The reload swing tab was reset in order to fire the cartridge.The device was tested for functionality with the returned reload and fired with difficulties due to dry body fluids noted however, the staple line at the distal end showed that 5 staples were malformed.No conclusion could be reach on what caused the condition of malformed staples.The event reported was confirmed and it is related to improper use of the device.It should be noted that the reload is designed to lockout, as a safety feature, if any staples have been fired from the cartridge reload.In addition, failure to complete the stroke may result in an incomplete staple line.Please reference the instruction for use for more information.As part of ethicon endo surgery¿s quality process, all devices are manufactured, inspected, and released to approved specifications.Device history review: a manufacturing record evaluation was performed for the finished device batch number 587d67, and no non-conformances were identified.This report is being submitted pursuant to the provisions of 21 cfr, part 803.This report may be based on information which has not been investigated or verified prior to the required reporting date.This report does not reflect a conclusion by ethicon, or its employees that the report constitutes an admission that the product, ethicon, or its employees caused or contributed to the potential event described in this report.If information is obtained that was not available for the initial report, a follow-up report will be filed as appropriate.
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