{"id":352,"date":"2025-07-14T14:58:14","date_gmt":"2025-07-14T14:58:14","guid":{"rendered":"https:\/\/cardiocases.com\/?page_id=352"},"modified":"2026-06-30T15:40:40","modified_gmt":"2026-06-30T15:40:40","slug":"abbott-pacemakers-in-20-points","status":"publish","type":"page","link":"https:\/\/cardiocases.com\/fr\/pacing-defibrillation\/basic-concepts\/pacemaker\/abbott-pacemakers-in-20-points\/","title":{"rendered":"Les stimulateurs Abbott en 20 points"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"352\" class=\"elementor elementor-352\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c200105 e-con-full e-flex e-con e-parent\" data-id=\"c200105\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-897dcde elementor-widget elementor-widget-heading\" data-id=\"897dcde\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Abbott pacemakers in 20 points<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-89bb7b7 e-con-full e-flex e-con e-parent\" data-id=\"89bb7b7\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b4b3f0c elementor-toc--minimized-on-tablet elementor-widget elementor-widget-table-of-contents\" data-id=\"b4b3f0c\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;headings_by_tags&quot;:[&quot;h3&quot;,&quot;h4&quot;,&quot;h5&quot;],&quot;exclude_headings_by_selector&quot;:[],&quot;no_headings_message&quot;:&quot;No headings were found on this page.&quot;,&quot;marker_view&quot;:&quot;bullets&quot;,&quot;icon&quot;:{&quot;value&quot;:&quot;fas fa-circle&quot;,&quot;library&quot;:&quot;fa-solid&quot;,&quot;rendered_tag&quot;:&quot;&lt;svg class=\\&quot;e-font-icon-svg e-fas-circle\\&quot; viewBox=\\&quot;0 0 512 512\\&quot; xmlns=\\&quot;http:\\\/\\\/www.w3.org\\\/2000\\\/svg\\&quot;&gt;&lt;path d=\\&quot;M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8z\\&quot;&gt;&lt;\\\/path&gt;&lt;\\\/svg&gt;&quot;},&quot;minimize_box&quot;:&quot;yes&quot;,&quot;minimized_on&quot;:&quot;tablet&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t\t\t\t<h4 class=\"elementor-toc__header-title\">\n\t\t\t\tContent\t\t\t<\/h4>\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__b4b3f0c\" aria-expanded=\"true\" aria-label=\"Ouvrir la table des mati\u00e8res\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-down\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M207.029 381.476L12.686 187.132c-9.373-9.373-9.373-24.569 0-33.941l22.667-22.667c9.357-9.357 24.522-9.375 33.901-.04L224 284.505l154.745-154.021c9.379-9.335 24.544-9.317 33.901.04l22.667 22.667c9.373 9.373 9.373 24.569 0 33.941L240.971 381.476c-9.373 9.372-24.569 9.372-33.942 0z\"><\/path><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__b4b3f0c\" aria-expanded=\"true\" aria-label=\"Fermer la table des mati\u00e8res\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-up\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M240.971 130.524l194.343 194.343c9.373 9.373 9.373 24.569 0 33.941l-22.667 22.667c-9.357 9.357-24.522 9.375-33.901.04L224 227.495 69.255 381.516c-9.379 9.335-24.544 9.317-33.901-.04l-22.667-22.667c-9.373-9.373-9.373-24.569 0-33.941L207.03 130.525c9.372-9.373 24.568-9.373 33.941-.001z\"><\/path><\/svg><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__b4b3f0c\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5b9a24d e-con-full e-flex e-con e-parent\" data-id=\"5b9a24d\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-85b423d elementor-widget elementor-widget-heading\" data-id=\"85b423d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">1) Case volume<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-17e6c85 elementor-widget elementor-widget-text-editor\" data-id=\"17e6c85\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Single chamber: 10.4 cm3 (Assurity MRI model PM1272)<\/p><p>Double chamber: 10.4 cm3 (Assurity MRI model PM2272)<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-22f8afb elementor-widget elementor-widget-heading\" data-id=\"22f8afb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">2) Battery type<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b091bd0 elementor-widget elementor-widget-text-editor\" data-id=\"b091bd0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Vanadium oxide lithium\/silver battery<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4e77293 e-con-full e-flex e-con e-parent\" data-id=\"4e77293\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-661eba9 elementor-widget elementor-widget-heading\" data-id=\"661eba9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">3) Wear and length criteria<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9307e62 elementor-widget elementor-widget-text-editor\" data-id=\"9307e62\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>2 charts :<\/p><ul><li>Gauge diagram<\/li><li>Curve showing decrease in battery voltage<br \/>Values expressed: battery voltage and estimated service life<\/li><\/ul><p>ERI operation (2.60V):<\/p><ul><li>Stimulation interval increased by 100ms<\/li><li>Sensor set to Off<\/li><li>NIPS and AF Suppression\u2122 programmed on Off<\/li><\/ul><p>The programmer displays an alert indicating that the device has detected ERI.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4b86327 elementor-widget elementor-widget-heading\" data-id=\"4b86327\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">4) Magnet Frequency<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-238c3b5 elementor-widget elementor-widget-text-editor\" data-id=\"238c3b5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Start of life: 100 min-1<\/p><p>ERI: 85 min-1<\/p><p>End of life: 80.7 min-1<\/p><p>2 possible settings for magnet response:<\/p><ul><li>Battery test (nominal)<\/li><li>Off: no response to magnet<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ed221aa elementor-widget elementor-widget-heading\" data-id=\"ed221aa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">5) Traditional stimulation modes<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6b2f430 elementor-widget elementor-widget-text-editor\" data-id=\"6b2f430\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>All traditional modes are available.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-37636e8 elementor-widget elementor-widget-heading\" data-id=\"37636e8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">6) Special mode for spontaneous conduction: VIP<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-68dea08 elementor-widget elementor-widget-text-editor\" data-id=\"68dea08\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Ventricular intrinsic preference (VIP\u2122) corresponds to AV delay hysteresis. The VIP allows no blocked P waves in the presence of a paroxysmal or permanent AVB. Ventricular pacing always occurs at the end of the extended AV delay, in the absence of a spontaneous event.<\/p><p>The maximum programmed AV delay plus the largest extension value allows an AV delay of up to 450 ms.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-da0cc98 elementor-widget elementor-widget-heading\" data-id=\"da0cc98\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">7) MRI mode<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2c77a5b elementor-widget elementor-widget-text-editor\" data-id=\"2c77a5b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Programmable modes: AOO \/ VOO \/ DOO \/ Stimulation Off<\/p><p>Frequency: 85 min-1 ; amplitude: 5 V\/1 ms ; AV delay: 120ms ; bipolar stimulation<\/p><p>Activation and deactivation possible with programmer or activator applied to box<\/p><p>No exclusion zone<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9aac676 elementor-widget elementor-widget-heading\" data-id=\"9aac676\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">8) Ventricular stimulation: Autocapture<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2c79d78 elementor-widget elementor-widget-text-editor\" data-id=\"2c79d78\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>The AutoCapture\u2122 system provides cycle-by-cycle confirmation of ventricular capture based on evoked response analysis with backup pacing at 5 V on loss of capture. The threshold is systematically measured every 8 or 24 hours. Amplitude is automatically adapted with a 0.25 V margin for the programmed pulse duration.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cd6034c elementor-widget elementor-widget-heading\" data-id=\"cd6034c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">9) Atrial stimulation: ACap Confirm<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-98875f6 elementor-widget elementor-widget-text-editor\" data-id=\"98875f6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>The device measures the atrial pacing threshold every 8 or 24 hours, depending on the setting of the Search Interval parameter.<\/p><p>To use the ACap Confirm function, you need to implant a bipolar, low-polarization pacing lead and set the atrial pacing mode to Bipolar. A fully automatic configuration test precedes each threshold measurement. The algorithm works regardless of pacing pulse duration. Capture control is based on analysis of the morphology of the atrial evoked response at the time of threshold measurement, but without monitoring or cycle-by-cycle verification of capture thereafter. Atrial evoked response detection is unipolar, regardless of whether the detection configuration is programmed for unipolar or bipolar mode. The device memorizes the morphology of the capture failure. The safety margin varies according to the threshold: if threshold \u2264 1.5V, margin at + 1.0V; if threshold between 1.625V and 2.25V, margin at + 1.5V; if threshold between 2.375V and 3.0V, margin at + 2.0V; if threshold &gt; 3V, amplitude at 5V.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9811d35 elementor-widget elementor-widget-heading\" data-id=\"9811d35\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">10) Sensitivity and detection<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a35247f elementor-widget elementor-widget-text-editor\" data-id=\"a35247f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>With bipolar detection, atrial and ventricular sensitivity can be set to automatic or fixed. On the other hand, sensitivity is fixed if detection is unipolar.<\/p><p>When the probe is coded as bipolar, unipolar detection can be programmed either between the distal end and the housing, or between the ring and the housing.<\/p><p>Various parameters can be programmed to optimize the quality of bipolar detection: maximum sensitivity, adaptation delay (post-stimulation and post-detection), adaptation level (post-stimulation and post-detection) and stimulated and detected refractory period (post-stimulation and post-detection).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-912efa1 elementor-widget elementor-widget-heading\" data-id=\"912efa1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">11) Refractory periods<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d9a2bb1 elementor-widget elementor-widget-text-editor\" data-id=\"d9a2bb1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Ventricular blanking after atrial pacing can be set to Auto or to a fixed value between 12 and 52 ms. If a ventricular signal is detected within the safety window (starting after ventricular blanking post atrial pacing and ending 64 ms after atrial pacing), ventricular pacing is triggered 120 ms after atrial pacing. After ventricular pacing or sensing, there is a programmable ventricular refractory period.<\/p><p>After atrial pacing or detection, there is a programmable atrial refractory period.<\/p><p>Following ventricular stimulation or detection, there is a programmable post ventricular atrial blanking.<\/p><p>The PVARP is programmable, with the possibility of programming a dynamic PVARP that adapts the PVARP value to the heart rate.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1d67350 elementor-widget elementor-widget-heading\" data-id=\"1d67350\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">12) Diagnosis and interruption of pacemaker mediated tachycardias<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-761c16a elementor-widget elementor-widget-text-editor\" data-id=\"761c16a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>If the algorithm detects eight consecutive AS-AS intervals above the PMT Detection Frequency, the device calculates the stability of the eight VP-AS intervals. If it determines that the VP-AS intervals are stable, for the ninth interval the algorithm modulates the AV delay by 50 ms. If the tenth VP-AS interval is similar to the previous nine, the device concludes that an PMT is present. The device then suspends ventricular pacing and delivers an atrial pulse 330 ms after the detected retrograde P wave, then resumes normal pacing.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ba2b2f9 elementor-widget elementor-widget-heading\" data-id=\"ba2b2f9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">13) Rate modulation<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-29d4102 elementor-widget elementor-widget-text-editor\" data-id=\"29d4102\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Frequency servoing is based on data supplied by an accelerometer with various parameters programmable manually or automatically (threshold, slope, response time, recovery time, max. sensor frequency).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cfcac79 elementor-widget elementor-widget-heading\" data-id=\"cfcac79\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">14) Mode switch for atrial arrhythmias<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b88494b elementor-widget elementor-widget-text-editor\" data-id=\"b88494b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Automatic mode switching (AMS) takes place when the atrial frequency exceeds the atrial tachycardia detection frequency (ATDF).<\/p><p>AMS uses a filtered, rather than instantaneous, atrial rate, based on a comparison of the current atrial rate with a continuously updated average rate, in order to distinguish between sustained tachycardia and rapid intermittent cycles.<\/p><p>When the filtered atrial rate exceeds the programmed ATDF value, the device stops atrial rate synchronization and switches to DDI(R) or VVI(R) mode.<\/p><p>At each cycle, the device measures the instantaneous PP interval.<\/p><p>It calculates a filtered atrial interval (FAI) according to the following rule:<\/p><p>If instantaneous PP \u2264 FAI: FAI decremented by 38 ms<\/p><p>If instantaneous PP &gt; FAI: FAI incremented by 25 ms<br \/>As soon as FAI falls below ATDF: modeswitch<\/p><p>During mode switching, the stimulation frequency is the AMS base frequency (programmable independently of the base frequency) or the frequency indicated by the sensor.<\/p><p>Return to synchronous mode is only possible if the filtered atrial frequency falls below the max. synchronous frequency (FAI &lt; max. synchronous frequency interval).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-145d977 elementor-widget elementor-widget-heading\" data-id=\"145d977\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">15) Flutter management<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-36025ba elementor-widget elementor-widget-text-editor\" data-id=\"36025ba\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>No specific algorithm; when a 2\/1 flutter occurs, it is necessary to shorten the duration of post-ventricular atrial blanking.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0162094 elementor-widget elementor-widget-heading\" data-id=\"0162094\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">16) Atrial arrhythmia prevention<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d9ba639 elementor-widget elementor-widget-text-editor\" data-id=\"d9ba639\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>1 algorithm is available<\/p><p>AF Suppression: increase pacing frequency to \u201coverdrive\u201d spontaneous atrial activation.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-39bd55f elementor-widget elementor-widget-heading\" data-id=\"39bd55f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">17) Wireless communication<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-59197a6 elementor-widget elementor-widget-text-editor\" data-id=\"59197a6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Technology available on current platforms &#8211; RF link opens up possibilities for telecardiogy (Assurity MRI)<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c01d5f7 elementor-widget elementor-widget-heading\" data-id=\"c01d5f7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">18) Memory duration<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-67001ea elementor-widget elementor-widget-text-editor\" data-id=\"67001ea\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Maximum EGM recording time: 14 minutes<\/p>\n<p>Triggers: Atrial episode (AMS input); High ventricular frequency; Consecutive PVC; AMS episode; Advanced hysteresis; Noise reversion; Magnet response<\/p>\n<p>Prioritization of EGMs<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9683130 elementor-widget elementor-widget-heading\" data-id=\"9683130\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">19) Telemonitoring<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1b62e1c elementor-widget elementor-widget-text-editor\" data-id=\"1b62e1c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>The remote monitoring system set up with Merlin@Home and the Merlin.net network enables patient-initiated transmissions, automatic transmissions on dates programmed by the doctor, or at defined intervals, and transmissions in connection with an alert (configurable). A 30-second real-time EGM is associated with each transmission.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-94e5c41 elementor-widget elementor-widget-heading\" data-id=\"94e5c41\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">20) Other features<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-83b1669 elementor-widget elementor-widget-text-editor\" data-id=\"83b1669\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li>the Negative AV Hysteresis + Search parameter enables the device to reduce the Paced AV Delay and the Sensed AV Delay when an R wave is detected, in order to prevent intrinsic conduction and favor ventricular pacing (optimize the gradient in the HCM).<\/li><li>Leadless ECG<\/li><li>Unfiltered and filtered EGM (Ampli Detect)<\/li><li>CoreVue congestion monitor<\/li><li>automatic AV Delay optimization with QuickOpt<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Abbott pacemakers in 20 points Content 1) Case volume Single chamber: 10.4 cm3 (Assurity MRI model PM1272) Double chamber: 10.4 cm3 (Assurity MRI model PM2272) 2) Battery type Vanadium oxide lithium\/silver battery 3) Wear and length criteria 2 charts : Gauge diagram Curve showing decrease in battery voltageValues expressed: battery voltage and estimated service life [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":21,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-352","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Abbott Pacemaker: 20 Key Points | ECG &amp; Programming | Cardiocases<\/title>\n<meta name=\"description\" content=\"Complete Abbott pacemaker reference \u2014 20 essential points on algorithms, ECG tracings, pacing modes &amp; device programming. 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