During the procedure, prior to reintroducing tacticath into the left atrium, physician noticed a film on the tip of the catheter between electrodes 1 and 2.The film was attempted to be wiped off, but it was stuck.The catheter was replaced and the procedure was completed with no adverse patient consequences.
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Additional information: d9, g3, g6, h2, h3, h6.One bi-directional, curve d-f, tacticath sensor enabled contact force ablation catheter was received for evaluation.One image was also submitted to product performance engineering for evaluation.A thin, yellow film was noted between electrodes 1 and 3.Further investigation revealed the film on the returned device was consistent with biological material.In addition, the image submitted with the returned device shows a thick, opaque film between electrodes 1 and 3, consistent with the location of the film noted on the returned device.Electrodes 1-4 met specifications during electrical testing with no open or short circuits detected.The device history record was reviewed to ensure that each manufacturing and inspection operation was performed.The cause of the reported event remains unknown.
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