{"id":7147,"date":"2025-05-29T10:18:43","date_gmt":"2025-05-29T07:18:43","guid":{"rendered":"https:\/\/jordan-cardiac.org\/?p=7147"},"modified":"2025-05-29T10:18:43","modified_gmt":"2025-05-29T07:18:43","slug":"implantable-ivc-sensor-for-heart-failure-monitoring","status":"publish","type":"post","link":"https:\/\/jordan-cardiac.org\/en\/implantable-ivc-sensor-for-heart-failure-monitoring\/","title":{"rendered":"Implantable IVC Sensor for Heart Failure Monitoring"},"content":{"rendered":"<div>Implantable IVC Sensor for Heart Failure Monitoring<\/div>\n<div>Published in: JACC<\/div>\n<div>Date: April , 2025<\/div>\n<div><\/div>\n<div>Key Points:<\/div>\n<div><span> 1. New Technology:<\/span><\/div>\n<div><span> \u2022 The FIRE1 Norm is an implantable sensor placed in the inferior vena cava (IVC) to monitor intravascular fluid volume in heart failure (HF) patients.<\/span><\/div>\n<div><span> 2. Purpose and Promise:<\/span><\/div>\n<div><span> \u2022 It aims to detect early signs of congestion before clinical symptoms appear, potentially enabling earlier interventions and reducing hospital readmissions.<\/span><\/div>\n<div><span> 3. Study Details:<\/span><\/div>\n<div><span> \u2022 First-in-human study included 50 patients (mean age 65, 86% male).<\/span><\/div>\n<div><span> \u2022 Device implantation and signal acquisition were successful in 49 out of 50 patients.<\/span><\/div>\n<div><span> \u2022 One patient died before 3-month follow-up (unrelated to the device).<\/span><\/div>\n<div><span> 4. Safety and Efficacy:<\/span><\/div>\n<div><span> \u2022 After 6 months, the device remained safe with two additional deaths unrelated to the device or procedure.<\/span><\/div>\n<div><span> \u2022 Strong correlation between IVC sensor data and CT measurements confirmed its accuracy.<\/span><\/div>\n<div><span> 5. Clinical Outcomes:<\/span><\/div>\n<div><span> \u2022 NT-proBNP levels decreased significantly.<\/span><\/div>\n<div><span> \u2022 12 patients improved from NYHA class III to class II.<\/span><\/div>\n<div><span> \u2022 No significant changes in BMI or 6-minute walk test.<\/span><\/div>\n<div><span> \u2022 Notably, there was an 80% reduction in HF events per patient-year.<\/span><\/div>\n<div><span> 6. Device Functionality:<\/span><\/div>\n<div><span> \u2022 The system includes an implantable sensor, external hardware, belt, and a web platform.<\/span><\/div>\n<div><span> \u2022 Patients maintained a 96% median daily adherence, with over 7,400 successful transmissions.<\/span><\/div>\n<div><span> 7. Future Improvements:<\/span><\/div>\n<div><span> \u2022 A next-generation version is in development, integrating a mobile app and real-time patient feedback, promoting self-management with minimal physician intervention.<\/span><\/div>\n<div><span> 8. Conclusion:<\/span><\/div>\n<div><span> \u2022 The IVC sensor is safe, feasible, and highly accurate.<\/span><\/div>\n<div><span> \u2022 More studies are underway to validate long-term benefits.<\/span><\/div>\n<div><a href=\"https:\/\/www.jacc.org\/doi\/10.1016\/j.jchf.2025.01.019\">https:\/\/www.jacc.org\/doi\/10.1016\/j.jchf.2025.01.019<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Implantable IVC Sensor for Heart Failure Monitoring Published in: JACC Date: April , 2025 Key Points: 1. New Technology: \u2022 The FIRE1 Norm is an implantable sensor placed in the inferior vena cava (IVC) to monitor intravascular fluid volume in heart failure (HF) patients. 2. Purpose and Promise: \u2022 It aims to detect early signs [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-7147","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/jordan-cardiac.org\/en\/wp-json\/wp\/v2\/posts\/7147","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jordan-cardiac.org\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jordan-cardiac.org\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jordan-cardiac.org\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jordan-cardiac.org\/en\/wp-json\/wp\/v2\/comments?post=7147"}],"version-history":[{"count":1,"href":"https:\/\/jordan-cardiac.org\/en\/wp-json\/wp\/v2\/posts\/7147\/revisions"}],"predecessor-version":[{"id":7148,"href":"https:\/\/jordan-cardiac.org\/en\/wp-json\/wp\/v2\/posts\/7147\/revisions\/7148"}],"wp:attachment":[{"href":"https:\/\/jordan-cardiac.org\/en\/wp-json\/wp\/v2\/media?parent=7147"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jordan-cardiac.org\/en\/wp-json\/wp\/v2\/categories?post=7147"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jordan-cardiac.org\/en\/wp-json\/wp\/v2\/tags?post=7147"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}