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View article: Averaging Real-Time Impedance Enhances the Prediction of Steam Pop Risk and Lesion Characteristics
Averaging Real-Time Impedance Enhances the Prediction of Steam Pop Risk and Lesion Characteristics Open
Background A novel impedance filtering function that averages impedance values was developed to mitigate cardiac and respiratory oscillations. Aims To evaluate the clinical significance of averaging real-time impedance in predicting steam …
View article: Lesion Depth Optimization in High‐Power Radiofrequency Ablation: Evaluating Single High‐Power and Combined Very High‐Power Applications
Lesion Depth Optimization in High‐Power Radiofrequency Ablation: Evaluating Single High‐Power and Combined Very High‐Power Applications Open
Background A very high‐power short‐duration (vHPSD) radiofrequency (RF) ablation creates shallower lesions, which may be insufficient in thick myocardial regions. Aims To clarify an effective ablation strategy following the initial vHPSD a…
View article: Comparison of far-field and peak frequency electrogram characteristics at the earliest activation sites during idiopathic ventricular arrhythmias: A novel index to predict ablation success
Comparison of far-field and peak frequency electrogram characteristics at the earliest activation sites during idiopathic ventricular arrhythmias: A novel index to predict ablation success Open
View article: Impact of cryoballoon size adjustability on procedural and clinical outcomes
Impact of cryoballoon size adjustability on procedural and clinical outcomes Open
View article: Evaluation of continuous arrhythmia monitoring using an implantable loop recorder in heart failure patients with a reduced ejection fraction: The LINQ2-HF trial rationale and protocol
Evaluation of continuous arrhythmia monitoring using an implantable loop recorder in heart failure patients with a reduced ejection fraction: The LINQ2-HF trial rationale and protocol Open
Introduction Heart failure with a reduced ejection fraction (HFrEF) is a common and serious condition often associated with atrial fibrillation (AF) and ventricular arrhythmias, leading to poor outcomes such as rehospitalizations and death…
View article: Pre- and Post-Operative Exercise and Nutrition Therapy in Patients with Esophageal Cancer Undergoing Esophagectomy: A Prospective Interventional Study
Pre- and Post-Operative Exercise and Nutrition Therapy in Patients with Esophageal Cancer Undergoing Esophagectomy: A Prospective Interventional Study Open
Introduction: This study aimed to evaluate safety and feasibility of perioperative exercise and nutrition therapy and to explore perioperative changes in skeletal muscle mass (SMM) in patients with esophageal cancer. Methods: Patients sche…
View article: Efficacy and Safety of Second Sessions of Catheter Ablation for Idiopathic Premature Ventricular Contractions: From the Nationwide Japan Catheter Ablation Registry
Efficacy and Safety of Second Sessions of Catheter Ablation for Idiopathic Premature Ventricular Contractions: From the Nationwide Japan Catheter Ablation Registry Open
Background The efficacy and safety of second catheter ablation (CA) sessions for idiopathic premature ventricular contractions (PVCs) from the same origin as the initial session remain unclear. Methods and Results We analyzed 138 patients …
View article: Impact of 1 mm difference in interelectrode spacing on local electrograms and voltage/activation maps
Impact of 1 mm difference in interelectrode spacing on local electrograms and voltage/activation maps Open
View article: Surgical site infection reduction bundle in stoma closure: A retrospective cohort study
Surgical site infection reduction bundle in stoma closure: A retrospective cohort study Open
In our department, the incidence of SSIs after linear skin closure of stomas was low. Adherence to proper infection prevention practices can effectively mitigate SSIs, even with linear skin closure.
View article: Transient accessory pathway conduction block caused by internal electrical cardioversion
Transient accessory pathway conduction block caused by internal electrical cardioversion Open
View article: Risk factors for postoperative complications in laparoscopic and robot‐assisted surgery for octogenarians with colorectal cancer: A multicenter retrospective study
Risk factors for postoperative complications in laparoscopic and robot‐assisted surgery for octogenarians with colorectal cancer: A multicenter retrospective study Open
Aim Minimally invasive surgery for colorectal cancer is increasing globally. However, the safety in older patients have not been thoroughly examined. Methods Patients with colorectal cancer who underwent laparoscopic or robot‐assisted surg…
View article: Current insights on social media as a tool for the dissemination of research and education in surgery: a narrative review
Current insights on social media as a tool for the dissemination of research and education in surgery: a narrative review Open
View article: The impact of hyperbaric oxygen treatment for cardiovascular implantable electronic devices
The impact of hyperbaric oxygen treatment for cardiovascular implantable electronic devices Open
Introduction The safety of hyperbaric oxygen treatment (HBO 2 ) in patients with cardiovascular implanted electronic devices (CIED) remains unclear. Methods We conducted a retrospective analysis of seven CIED patients (median age 79 [73–83…
View article: Port-Site Metastasis After Laparoscopic Gastrectomy Extending to the Thigh: A Case Report
Port-Site Metastasis After Laparoscopic Gastrectomy Extending to the Thigh: A Case Report Open
Port-site metastasis (PSM) is rare following laparoscopic gastrectomy for gastric cancer. Previous reports focused on localized lesions treated with excision; contrastingly, case reports describing extensive invasion into the lower extremi…
View article: Electrocardiogram predictors of leadless pacemaker implantation in the right ventricular free wall
Electrocardiogram predictors of leadless pacemaker implantation in the right ventricular free wall Open
Background Leadless pacemakers (LLP) carry the potential risk of cardiac injury, especially when implanted in the free wall of the right ventricle. Purpose To investigate the ECG criteria for distinguishing free wall implantation of LLP, f…
View article: An optimized approach for increasing lesion size in temperature‐controled setting using a catheter with a surface thermocouple and efficient irrigation
An optimized approach for increasing lesion size in temperature‐controled setting using a catheter with a surface thermocouple and efficient irrigation Open
Background We explore an optimized approach for increasing lesion size using a novel ablation catheter with a surface thermocouple and efficient irrigation in a temperature‐control setting. Methods We conducted radiofrequency applications …
View article: Incidence of phrenic nerve injury during pulmonary vein isolation using different cryoballoons: data from a large prospective ablation registry
Incidence of phrenic nerve injury during pulmonary vein isolation using different cryoballoons: data from a large prospective ablation registry Open
Aims Phrenic nerve injury (PNI) is the most common complication during cryoballoon ablation. Currently, two cryoballoon systems are available, yet the difference is unclear. We sought to compare the acute procedural efficacy and safety of …
View article: Impact of contact force on the lesion characteristics of very high‐power short‐duration ablation using a <scp>QDOT‐MICRO</scp> catheter
Impact of contact force on the lesion characteristics of very high‐power short‐duration ablation using a <span>QDOT‐MICRO</span> catheter Open
Background Lesion size is reported to become larger as contact force (CF) increases. However, this has not been systematically evaluated in temperature‐guided very high‐power short‐duration (vHPSD) ablation, which was therefore the purpose…
View article: A Case of Refractory Lymphorrhea after Sigmoid Colon Resection Cured following Lymphangiography
A Case of Refractory Lymphorrhea after Sigmoid Colon Resection Cured following Lymphangiography Open
術後リンパ漏の多くは絶飲食で改善するとされるが,中には保存的加療に対して抵抗性のリンパ漏もある.われわれは,難治性リンパ漏に対しリンパ管造影が有用であったと考えられる症例を経験した.症例は82歳の男性で,S状結腸癌に対して腹腔鏡下S状結腸切除術を行い,経過良好で退院した.術後36日目に腹部膨満が出現し,精査の結果,リンパ漏と診断した.保存的加療は無効であったため,術前の検査としてリンパ液の漏出部位の特定のためリンパ管造影を行ったところ,腹腔内に造影剤の漏出を認め,漏出部位は…
View article: Transcoronary mapping with an over-the-wire multielectrode catheter in scar-related ventricular tachycardia patients
Transcoronary mapping with an over-the-wire multielectrode catheter in scar-related ventricular tachycardia patients Open
Aims The usefulness of coronary venous system mapping has been reported for assessing intramural and epicardial substrates in patients with scar-related ventricular tachycardia (VT). However, there has been little data on mapping from coro…
View article: Nerve Anatomy Awareness and Recognition during Surgery for Anterior Inguinal Hernia Repair as a Preventive Measure for Chronic Postoperative Inguinal Pain
Nerve Anatomy Awareness and Recognition during Surgery for Anterior Inguinal Hernia Repair as a Preventive Measure for Chronic Postoperative Inguinal Pain Open
目的：鼠径ヘルニア術後慢性疼痛（chronic postoperative inguinal pain；以下，CPIPと略記）は患者のQOLを損なう重篤な合併症の一つである．当院のアンケート調査ではCPIP発症割合は7.6%で，侵襲的加療が必要な難治例を2.2%に認めた．本研究の目的はガイドラインで推奨される術中神経確認の励行がCPIP発症減少に寄与するか検証することである．方法：疼痛評価は6段階Numerical Rating Scale（以下，NRSと略記）；0–5で行…
View article: Superiority of the Combination of Input and Output Parameters to the Single Parameter for Lesion Size Estimation
Superiority of the Combination of Input and Output Parameters to the Single Parameter for Lesion Size Estimation Open
The combination of input and output parameters is more optimal than each single parameter for lesion prediction.
View article: Adjunctive posterior wall isolation for the treatment of persistent and longstanding persistent atrial fibrillation (CORNERSTONE AF) trial: Design and rationale
Adjunctive posterior wall isolation for the treatment of persistent and longstanding persistent atrial fibrillation (CORNERSTONE AF) trial: Design and rationale Open
Background A left atrial posterior wall isolation (LAPWI) is one of the atrial fibrillation (AF) ablation strategies. Hypothesis We hypothesized that an additional empirical LAPWI would increase the freedom from recurrent atrial arrhythmia…
View article: How to enlarge lesion size in temperature control mode using an irrigation catheter with a flexible-tip of laser-cut kerfs
How to enlarge lesion size in temperature control mode using an irrigation catheter with a flexible-tip of laser-cut kerfs Open
Background & Objectives The TactiFlex TM SE irrigation catheter installs a laser-cut flexible tip with a thermocouple embedded 0.3mm from the tip, being used with temperature-control mode. We aimed to elucidate a safer method to enlarge th…
View article: Detailed analysis of tachycardia cycle length aids diagnosis of the mechanism and location of atrial tachycardias
Detailed analysis of tachycardia cycle length aids diagnosis of the mechanism and location of atrial tachycardias Open
Aims Although the mechanism of an atrial tachycardia (AT) can usually be elucidated using modern high-resolution mapping systems, it would be helpful if the AT mechanism and circuit could be predicted before initiating mapping. Objective W…
View article: PO-04-133 IMPACT OF A CLOSE INDIFFERENT ELECTRODE ON ATRIAL UNIPOLAR AND BIPOLAR ELECTROGRAMS
PO-04-133 IMPACT OF A CLOSE INDIFFERENT ELECTRODE ON ATRIAL UNIPOLAR AND BIPOLAR ELECTROGRAMS Open
View article: PO-02-040 ATRIAL EPICARDIAL ADIPOSE TISSUE AND CORONARY ARTERY CALCIUM SCORE ASSOCIATED WITH RECURRENCE POST PULMONARY VEIN ISOLATION FOR PERSISTENT ATRIAL FIBRILLATION
PO-02-040 ATRIAL EPICARDIAL ADIPOSE TISSUE AND CORONARY ARTERY CALCIUM SCORE ASSOCIATED WITH RECURRENCE POST PULMONARY VEIN ISOLATION FOR PERSISTENT ATRIAL FIBRILLATION Open
View article: Delineation of the right ventricular septal activation during a right bundle branch origin accelerated idioventricular rhythm
Delineation of the right ventricular septal activation during a right bundle branch origin accelerated idioventricular rhythm Open
Accelerated idioventricular rhythm (AIVR) originating from the right bundle branch (RBB) (RBB‐AIVR) is a rare ventricular arrhythmia. We delineated RBB and myocardial activation separately during RBB‐AIVR, which revealed the spatial relati…
View article: PO-04-199 CHARACTERISTICS AND SAFETY OF A NOVEL CONTACT-FORCE SENSING IRRIGATED CATHETER WITH A FLEXIBLE TIP WITH LASER-CUT KERFS
PO-04-199 CHARACTERISTICS AND SAFETY OF A NOVEL CONTACT-FORCE SENSING IRRIGATED CATHETER WITH A FLEXIBLE TIP WITH LASER-CUT KERFS Open
View article: Reducing Waiting Children with Daycare Search Map: Evidence from an RCT in Shibuya City
Reducing Waiting Children with Daycare Search Map: Evidence from an RCT in Shibuya City Open