Medtronic was made aware of this event through a search of literature publications.It was not possible to ascertain specific device information from the literature publication or to match the event with previously reported events.This information is based entirely on journal literature.This event occurred outside the us.All information provided is included in this report.Patient information is limited due to confidentiality concerns.The baseline gender/age of the patients represented in the article is male/83 years old in the elderly group and 68 years old in the control group.Of note, multiple patients/multiple methods/multiple manufacturers were noted in the article; however, a one to one correlation could not be made with unique product lot/serial numbers/methods/manufacturers.The model listed in the report is a representative of the model family, as there is no specific model listed.Without a lot number or device serial number, the manufacturing date cannot be determined.Since no device id was provided, it is unknown if this event has been previously reported.A request for additional information will be made and upon receipt a supplemental report will be submitted accordingly.Referenced article: ¿efficacy and safety of the cryoballoon-based atrial fibrillation ablation in patients aged >/= 80 years.¿ doi:// 10.1111/jce.14166 j cardiovasc electrophysiol.2019 sep 10.Doi: 10.1111/jce.14166.If information is provided in the future, a supplemental report will be issued.
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The literature publication reported the following patient complications during the use of a cryoballoon ablation catheter system: there were thirteen (13) patients who had transient phrenic nerve palsy (pnp); all of which resolved during the follow up period.There were seven (7) patients with ¿minor¿ bleeding; with unknown treatment/resolution indicated.Fourteen (14) patients had extended hospitalization after the procedure; for undisclosed reasons.Of note, multiple patients were noted in the article; however, a one to one correlation could not be made with unique product lot numbers.The status/disposition of the cryoablation catheter system is unknown.Further follow up did not yet yield any additional information.No further patient complications have been reported as a result of this event.
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