{"number":"US12697168B2","kindCode":"B2","documentType":"grant","title":{"original":"Pulsed field ablation catheters with enhanced field smart electrodes","english":"Pulsed field ablation catheters with enhanced field smart electrodes"},"abstract":{"original":"A medical device including an elongate body having a proximal portion and a distal portion. A plurality of active electrodes is coupled to the distal portion of the elongate body and being configured to electrically couple to a source of pulsed electric field energy. At least one passive electrode is coupled to the elongate body and is not configured to electrically couple to the source of pulsed electric field energy, the at least one passive electrode being configured to passively extend or focus an electric field generated by the plurality of active electrodes.","english":"A medical device including an elongate body having a proximal portion and a distal portion. A plurality of active electrodes is coupled to the distal portion of the elongate body and being configured to electrically couple to a source of pulsed electric field energy. At least one passive electrode is coupled to the elongate body and is not configured to electrically couple to the source of pulsed electric field energy, the at least one passive electrode being configured to passively extend or focus an electric field generated by the plurality of active electrodes."},"applicants":["Medtronic, Inc."],"inventors":["Brian T. Howard","Timothy G. Laske","Kenneth C. Gardeski","Gonzalo Martinez","Mark T. Stewart","Lars M. Mattison"],"filingDate":"2022-03-17","publicationDate":"2026-08-04","grantDate":"2026-08-04","verifiedWithOffice":true,"pdfUrl":"https://downloadpatent.com/pdf/US12697168B2.pdf","pages":{"en":"https://downloadpatent.com/patent/US12697168B2","zh-Hant":"https://downloadpatent.com/zh-Hant/patent/US12697168B2","ja":"https://downloadpatent.com/ja/patent/US12697168B2"}}