It was reported that during a cryo ablation procedure, while aspirating the sheath, many air bubbles were aspirated.Aspiration was done a lot slowly, but the issue persisted.The sheath was replaced with resolution.The case was completed with cryo.No patient complications have been reported as a result of this event.
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Product event summary: the sheath 4fc12 with lot number 0010104795 was returned and analyzed.Visual inspection of the sheath showed the shaft was intact with no apparent issues; the reported air ingress reported could not be reproduced.Performance test with sentinel blackbelt leak tester revealed that the pressure decay (0.108psig) is in an acceptable range (less than0.945 psig).The shaft and valve are leak tight with no apparent issue.In conclusion, the reported air ingress was not confirmed through testing.The sheath passed the returned product inspection.Medtronic is submitting this report to comply with fda reporting regulations under 21 cfr parts 4 and 803.This report is based upon information obtained by medtronic, which the company may not have been able to fully investigate or verify prior to the date the report was required by the fda.Medtronic has made reasonable efforts to obtain more complete information and has provided as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.In particular, this report does not constitute an admission by anyone that the product described in this report has any ¿defects¿ or has ¿malfunctioned¿.These words are included in the fda 3500a form and are fixed items for selection created by the fda to categorize the type of event solely for the purpose of regulatory reporting.Medtronic objects to the use of these words and others like them because of the lack of definition and the connotations implied by these terms.This statement should be included with any information or report disclosed to the public under the freedom of information act.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.A good faith effort will be made to obtain the applicable information relevant to the report.If information is provided in the future, a supplemental report will be issued.
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