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Model Number NM-401L-0425 |
Device Problems
Mechanical Problem (1384); No Flow (2991)
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Patient Problem
No Clinical Signs, Symptoms or Conditions (4582)
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Event Date 09/22/2022 |
Event Type
malfunction
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Event Description
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It was reported during a therapeutic upper endoscopic mucosal resection, during the operation, the needle could not be protruded and the liquid could not be delivered to the tissue.The device was replaced (with the same model ), however, the same problem occurred.The intended procedure, according to the reporter was completed using other company's (third party) product.Customer also stated that the subject device was inspected before use and noted " when the needle was not protruded during the pre-use inspection, the liquid was delivered without any problems, but when the needle was protruded during surgery, the liquid was not delivered ".There was no patient harm, no adverse event reported due to the event.No user injury reported.This event includes two (2) reports (for the two injector needle that failed during the operation) report with patient identifier (b)(6) ( nm-401l-0425 , lot 98k, 1 of 2 ).Report with patient identifier (b)(6) ( nm-401l-0425 , lot 98k, 2 of 2 ).This report is for report with patient identifier (b)(6) ( nm-401l-0425 , lot 98k, 2 of 2 ).
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Manufacturer Narrative
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As stated on the related complaint (patient identifier (b)(6)), one of the two defective devices was not returned due to the facility disposed the device.As noted on the related complaint , the customer returned a total of 4 devices ( 1 defective and 3 unused devices with the same model and lot number).Model nm-401l-0425 and the lot number was k9808 (manufacturing lot number with manufacturing date), the lot number is 98k.(manufacturing date: aug.08 2019).No abnormalities on the three (3) returned devices were observed.This report is for the device that was not returned.The dhrs (device history records) have been reviewed for this reported lot number.No abnormalities were detected in the device history record with the lot number for the following inspection items, which related to the reported phenomenon.The record review includes the following.Process inspection sheet.Quality inspection sheet.Nonconforming product report.Instruction for use (ifu): the instruction manual contains the following descriptions, and it warns against this event.(k6630 rev.11).Straighten out the instrument before inspecting it.The instrument can be damaged if it is coiled while the handle is operated.Operate the slider slowly, otherwise the tube could buckle.Do not coil the insertion portion with a diameter of less than 15 cm.This could damage the insertion portion.When inserting the instrument into the endoscope, retract the needle into the sheath, hold the instrument close to the biopsy valve, and keep it as straight as possible relative to the biopsy valve.Otherwise, the instrument could be damaged.Insert the instrument slowly.Abrupt insertion could damage the endoscope and/or instrument.Stop using the instrument if the insertion portion bends excessively during use.This could result in malfunction, such as failing to extend the needle or inject a fluid.Olympus will continue to monitor complaints for this device.
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Search Alerts/Recalls
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