It was reported that on (b)(6) 2023, a 12f amplatzer amulet delivery sheath (lot 7826835) was chosen for procedure.The patient's access was very calcified.The transseptal puncture was performed.There was difficulty when the sheath was introduced into the patient and while advancing the device though the patient.It was discovered during advancement that the delivery system had a hole in it and was also kinked.The delivery sheath looked atypical and was removed from the patient.The device was replaced with another 12f amplatzer amulet delivery sheath (lot 7826835), and an attempt was made to implant a 25mm amplatzer amulet left atrial appendage occluder (lot 7822491), but it was unable to be positioned in the correct location in the left atrial appendage.The devices were replaced with a 14f amplatzer amulet delivery sheath (lot 8476935) and another 25mm amplatzer amulet left atrial appendage occluder (lot 7633347), but it was also unable to be implanted due to positioning.No device was implanted.The patient remained hemodynamically stable throughout the procedure.There was no clinically significant delay in procedure and no adverse patient effects.The patient status was unknown.
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