<?xml version="1.0" encoding="UTF-8"?><protocol_summary><protocol><id>17133</id><no>BOXX-NOAF-NCT</no><status>Open</status><title>EnCompass Clamp and the AtriClip in Box Lesion and Left Atrial Appendage Exclusion &#xD;
Procedure for the Prevention of New Onset of Atrial Fibrillation</title><secondary_protocol_no>CP-2024-02</secondary_protocol_no><sponsor_type>Industrial</sponsor_type><age_group>Adult</age_group><treatment_type>Treatment</treatment_type><disease_site>Other</disease_site><PI>Bethea, Brian</PI><institution>Medstar Union Memorial Hospital</institution><management_group>MCRN - Cardiac Surgery</management_group></protocol><sipVersion>2026.1.0 Build 16</sipVersion><copyright> &lt;a href="https://advarra.com" target="_blank"&gt;&amp;copy; 2026 Advarra, Inc.&lt;/a&gt; </copyright></protocol_summary>