OLYMPUS MEDICAL SYSTEMS CORP. THUNDERBEAT 5 MM, 35 CM, FRONT-ACTUATED GRIP TYPE S; ULTRASONIC SURGICAL DEVICE
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Model Number TB-0535FCS |
Device Problem
Device Fell (4014)
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Patient Problems
Foreign Body In Patient (2687); No Clinical Signs, Symptoms or Conditions (4582)
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Event Type
Injury
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Manufacturer Narrative
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The subject device was not returned to olympus medical systems corp.(omsc) for evaluation.Therefore, the exact cause of the reported event could not be conclusively determined.A supplemental report will be submitted, if additional or significant information becomes available at a later time.
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Event Description
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The event date was unknown.Olympus medical systems corp.(omsc) was informed by the customer that during a hepatic lumpectomy using the subject device, the following event occurred.The probe was broken off and remained stuck in the patient's liver.
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Manufacturer Narrative
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This is a supplemental report to provide additional information.The subject device was returned to olympus medical systems corp.(omsc) for evaluation.The probe was found to be broken off at 13mm from its tip.The coating of the probe was peeled off and the exposed probe surface was found to have scratch.It indicated the probe had cracked from the scratch then broken off.The broken probe tip was not sent.There were no scratches nor marks in the non-insulated area of grasping section which came in contact with the probe and was abraded against it.The manufacturing record was reviewed and found no irregularities.Based on the past similar cases, omsc presumes that the event occurred due to the following occurrence mechanism.When output in seal & cut mode, the probe came in contact to metal or a surgical instrument.This caused the coating of the probe to peel off due to ultrasonic vibration.The activation also scratched the probe.The probe received an output load in seal & cut mode or received a load when grasping tissue.As a result, the probe cracked from the scratch.The probe broke when added some load.The above device handling has warned in the instruction manual.
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Search Alerts/Recalls
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