The user facility reported that the involved 75cm destination slender (ds) broke off when trying to remove from the patient (right radial).Patient was rushed to the operating room to have surgical intervention.Patient had severe radial spasm and was put under general anesthesia when sheath was unable to be removed.Estimated blood loss was less than 250 ccs.Removal of the ds that broke inside of the patient was performed.The piece was removed from the arm.The patient is doing well after surgical removal.The event occurred intra-operative.Additional information was received on 06 jul 2023: the patient has had multiple stents in place already.A 6 fr glidesheath slender was used along with a command wire, jr4 and 6 fr guide, then switched to our 6 fr 75 cm destination slender during intervention (which was successful).However, post intervention the patient had severe spasms in her right radial, was given nitro and even put under general when the physician couldn't remove the destination slender.According to the physician, the destination slender coils started to stretch and broke off (in two) around the patient's biceps area.Tried to snare the piece of ds that was left in the patient with a balloon but wasn't successful.Also, went in with a trailblazer microcatheter to try and drag back but wasn't successful either.The patient was then treated in the operating room and the piece was removed with a small surgical incision.Patient is doing well now.Additional information was received on 06 jul 2023: the patient's radial artery was spasming with initial access.It continued to worsen when the ebu guide was placed.The doctor used nitro & heparin; calcium channel blockers (such as verapamil) was not used in the radial cocktail.When the spasm was seen the ebu guide, decided to use the destination slender.They completed the intervention, however, when the sheath was being removed the tried to re-insert the dilator prior to the sheath removal.The screw on the valve became loose during removal.The tip of the sheath was in the bicep, the area of spasm was in the mid forearm.
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D4: lot number: requested, unknown.D4: expiration date: unknown due to unknown lot number.D4: udi: unknown due to unknown lot number.D6a: implanted date: device was not implanted.D6b: explanted date: device was not explanted.H4: device manufacture date: unknown due to unknown lot number.The production lot number was not provided by the user facility, which prevented a meaningful review of the device history record.The actual device is not available for returned.The investigation is currently ongoing.A follow-up report will be submitted once the investigation is complete.
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This report is being sent as follow-up no.1 to provide the completed investigation results.The actual device was not returned; therefore, an evaluation of the actual device was unable to be conducted.The complaint can be confirmed for sheath separation.Based on the photos provided by the account, the sheath unraveled during removal from the patient.Without a sample, the exact root cause could not be determined.The likely root cause is the patient spasm was not alleviated completely before attempted removal of the sheath.Review of device history record (dhr) cannot be completed due to the unknown lot number.Currently no action is recommended since this risk evaluation is within the predetermined limits in design failure mode and effects analysis (dfmea).
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