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Open AccessIn vivo mitral valve repair for the transplanted donor heart in orthotopic heart transplantation
A 53-year-old woman with the dilated phase of hypertrophic cardiomyopathy underwent orthotopic heart transplantation. The donor heart was evaluated as normal preoperatively without mitral regurgitation or the ...
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Article
Open AccessHow should cardiac xenotransplantation be initiated in Japan?
The world's first clinical cardiac xenotransplantation, using a genetically engineered pig heart with 10 gene modifications, prolonged the life of a 57-year-old man with no other life-saving options, by 60 day...
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Article
Risk factor analysis for aortic dissection after aortic valve replacement in patients with tricuspid aortic valve
Aortic dilatation concurrent with aortic valve disease is a common condition. However, the incidence of aortic dissection after aortic valve replacement for tricuspid aortic valve has not been fully investigat...
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Article
Feasibility of an animal model for long-term mechanical circulatory support with Impella 5.5 implanted through carotid artery access in sheep
Impella is a mechanical circulatory support device of a catheter-based intravascular microaxial pump for left ventricular support and unloading. However, nonclinical studies assessing the effects of the extend...
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Article
Open AccessRestrictive annuloplasty or replacement on reverse remodeling for nonischemic dilated cardiomyopathy
For patients with nonischemic dilated cardiomyopathy (NIDCM), the indications for and results of mitral surgery remain controversial. We reviewed a strategy of mitral repair and replacement for clinically rele...
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Article
Open AccessMitral valve repair for degenerative mitral regurgitation with Carpentier’s functional classification type II in elderly patients: a single center experience
Mitral valve (MV) repair for Carpentier functional classification Type II (C-II) mitral regurgitation (MR) is widely accepted because of its efficacy. It is unclear whether MV repair has the same benefits in e...
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Article
The usefulness of chest drain and epicardial pacing wire culture for diagnosing mediastinitis after open-heart surgery
Culture of extracted drains or epicardial pacing wires is an easy and noninvasive method for detecting mediastinitis after open-heart surgery, although studies on its sensitivity and specificity are limited. W...
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Article
Open AccessImpact of bench repair for donor mitral valve before orthotopic heart transplantation: a case report
The use of donor hearts with valvular disease has been considered debatable in heart transplantation for many years. However, few reports indicate successful heart transplantation using donor hearts with mitra...
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Article
Smoking history and severe atrophic gastritis assessed by pepsinogen are risk factors for the prevalence of synchronous gastric cancers in patients with gastric endoscopic submucosal dissection: a multicenter prospective cohort study
No studies have evaluated the relationship between lifestyle and synchronous gastric cancers (SGCs) in patients with endoscopic submucosal dissection (ESD) for early gastric cancers (EGCs). Using data from th...
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Article
Open AccessAngiogenic stem cell delivery platform to augment post-infarction neovasculature and reverse ventricular remodeling
Many cell-based therapies are challenged by the poor localization of introduced cells and the use of biomaterial scaffolds with questionable biocompatibility or bio-functionality. Endothelial progenitor cells ...
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Article
Open AccessUnrecognized concomitant ventricular septal rupture and left ventricular aneurysm 10 months after myocardial infarction in a patient presenting with chronic heart failure
We report a rare case of concomitant inferior left ventricular aneurysm and ventricular septal rupture in a patient presenting with chronic heart failure.
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Article
Open AccessTissue-engineered smooth muscle cell and endothelial progenitor cell bi-level cell sheets prevent progression of cardiac dysfunction, microvascular dysfunction, and interstitial fibrosis in a rodent model of type 1 diabetes-induced cardiomyopathy
Diabetes mellitus is a risk factor for coronary artery disease and diabetic cardiomyopathy, and adversely impacts outcomes following coronary artery bypass grafting. Current treatments focus on macro-revascula...
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Article
Open AccessEnhanced Therapeutic Effects of Human iPS Cell Derived-Cardiomyocyte by Combined Cell-Sheets with Omental Flap Technique in Porcine Ischemic Cardiomyopathy Model
Transplant of human induced pluripotent stem cell derived cardiomyocytes (hiPS-CMs) cell-sheet is a promising approach for treating ischemic cardiomyopathy (ICM). However, poor blood supply to the transplanted...
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Article
Annular dynamics after mitral valve repair with different prosthetic rings: A real-time three-dimensional transesophageal echocardiography study
We assessed the effects of different types of prosthetic rings on mitral annular dynamics using real-time three-dimensional echocardiography (RT3DE).
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Article
Erratum to: Effects of tolvaptan in the early postoperative stage after heart valve surgery: results of the STAR (Study of Tolvaptan for fluid retention AfteR valve surgery) trial
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Effects of tolvaptan in the early postoperative stage after heart valve surgery: results of the STAR (Study of Tolvaptan for fluid retention AfteR valve surgery) trial
The purpose of this study was to assess the efficacy of tolvaptan, a vasopressin V2 receptor agonist, for the management of postoperative surgical fluid retention after heart valve surgery.
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Article
Exchange of DuraHeart left ventricular assist device via a subcostal approach
We report a successful case of a DuraHeart left ventricular assist device (LVAD) exchange via a subcostal approach. A 35-year-old woman was implanted with a DuraHeart LVAD due to dilated cardiomyopathy. Approx...
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Article
Mix design and strength of soil–cement concrete based on the effective water concept
Saturated surface-dry condition of fine aggregate has been well defined in mortar and concrete production as the dry mass percentage moisture content where aggregate particles are saturated. However in soil–ce...
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Article
Open AccessCombined ablation of atrial fibrillation and minimally invasive mitral valve surgery: a case report
A partial lower inverted J sternotomy and an extended transseptal incision provide excellent exposure for minimally invasive mitral valve surgery. However, the extended trasnsseptal incision causes dividing th...
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Article
Determination of saturated surface-dry condition of clay–sand mixed soils for soil–cement concrete construction
Saturated surface-dry condition of soil needs to be known when soil–cement concrete mix is rationally designed. Based on the effective water concept, determination of the saturated surface-dry moisture content...
