Remote monitoring of left ventricular assist device parameters after HeartAssist-5 implantation.

abstract：:Biofilms are communities of bacteria that can cause infections which are resistant to the immune system and antimicrobial treatments, posing a significant threat for patients with implantable and indwelling medical devices. The purpose of our research was to determine if utilizing specific parameters for electric curr...

journal_title：Artificial organs

authors： Haddad PA,Mah TF,Mussivand T

更新日期：2016-08-01 00:00:00

abstract：:In clinical settings, no method has been established to examine the fatigue of a latissimus dorsi muscle (LDM) preconditioned for cardiomyoplasty. We examined the feasibility of measuring muscle stiffness (tactile stiffness) to evaluate muscle fatigue in situ using our tactile sensor. We stimulated canine LDM with bur...

journal_title：Artificial organs

authors： Inaba H,Miyaji K,Kaneko Y,Ohtsuka T,Ezure M,Tambara K,Takamoto S,Omata S

更新日期：2000-10-01 00:00:00

abstract：:The design criteria of an extracorporeal circuit suitable for pulsatile flow are quite different and more entangled than for steady flow. The time and costs of the design process could be reduced if mutual influences between the pulsatile pump and other extracorporeal devices were considered without experimental trial...

journal_title：Artificial organs

authors： Pennati G,Fiore GB,Laganà K,Fumero R

更新日期：2004-02-01 00:00:00

abstract：:This study evaluates the effect of poly(L-lactic acid) (PLLA) and poly(hydroxybutyrate-cohydroxyvalerate) (PHBV) bioabsorbable polymers and their blends on the induction of alteration of cell growth pattern in vitro. Vero cells were cultured on PLLA, PHBV, and different blends (100/0, 60/40, 50/50, 40/60, and 0/100). ...

journal_title：Artificial organs

authors： Santos AR Jr,Ferreira BM,Duek EA,Dolder H,Wada RS,Wada ML

更新日期：2004-04-01 00:00:00

abstract：:Visual prostheses are the focus of intensive research efforts to restore some measure of useful vision to blind or near-blind patients. The development of such technology is being guided to an extent by tools that simulate prosthesis behavior for healthy sighted subjects in order to assess system requirements and conf...

journal_title：Artificial organs

authors： Obeid I,Veraart C,Delbeke J

更新日期：2010-05-01 00:00:00

abstract：:Cardiopulmonary bypass (CPB) requirement in infants presents a unique challenge because of the large prime volume-to-blood volume ratio. Packed red blood cells (PRBCs) tend to deteriorate with long-term storage owing to their unphysiological composition and osmolality. Given that blood priming is inevitable in neonate...

journal_title：Artificial organs

authors： Gholampour Dehaki M,Niknam S,Bakhshandeh H,Azarfarin R

更新日期：2020-03-01 00:00:00

abstract：:Patients with end-stage renal failure and peripheral vascular disease pose a difficult management problem in establishing long-term angioaccess for hemodialysis. In 4 patients with access problems, we created axillary artery to contralateral axillary vein Goretex grafts. The grafts were cannulated regularly for period...

journal_title：Artificial organs

authors： Ono K,Muto Y,Yano K,Yukizane T

更新日期：1995-12-01 00:00:00

abstract：:The aim of this study was to compare patients with severe biventricular heart failure who underwent Berlin Heart Excor implantation with (cardiogenic shock [CS] status) or without the need for preoperative extracorporeal life support (ECLS) as a bridge to long-term device. A total of 40 consecutive patients with sever...

journal_title：Artificial organs

authors： Weymann A,Farag M,Sabashnikov A,Fatullayev J,Zeriouh M,Schmack B,Arif R,Müller F,Alt C,Raake P,Prakash Patil N,Popov AF,Rüdiger Simon A,Karck M,Ruhparwar A,Heidelberg-Cologne-Harefield Cardiothoracic Transplantation & Mecha

更新日期：2017-06-01 00:00:00

abstract：:It has been over 40 years since the initial clinical application of a cardiac pacemaker. Currently, approximately 300 per million patients in the United States and Europe are kept alive owing to the benefit of implantable pacemakers. Recently, the Japanese Cardiac Pacing Society and the Japanese Society of Artificial ...

journal_title：Artificial organs

authors： Kojima R

更新日期：1994-01-01 00:00:00

abstract：:It is well known that the baroreflex system is one of the most important indicators of the pathophysiology in hypertensive patients. We can check the sensitivity of the baroreflex by observing heart rate (HR) responses; however, there is no simple diagnostic method to measure the arterial behavior in the baroreflex sy...

journal_title：Artificial organs

authors： Yambe T,Imachi K,Shiraishi Y,Yamaguchi T,Shibata M,Kameyama T,Yoshizawa M,Sugita N

更新日期：2009-09-01 00:00:00

abstract：:Our aim was to study the aging effects on the in vitro biological properties of bone marrow-derived mesenchymal stem cells (BMSCs) for construction of tissue-engineered heart valves. BMSCs were taken from teenagers with congenital heart diseases, and middle-aged and elderly patients with valvular diseases. Proliferati...

journal_title：Artificial organs

authors： Xin Y,Wang YM,Zhang H,Li J,Wang W,Wei YJ,Hu SS

更新日期：2010-03-01 00:00:00

abstract：:Plasma levels of granulocyte elastase in complex with alpha 1-proteinase inhibitor (E-alpha 1-PI) increased during hemodialysis from 110 +/- 10 to 506 +/- 66 micrograms/L using dialyzers made of polyamide, from 95 +/- 2.2 to 211 +/- 54 micrograms/ml with hemophane and from 114 +/- 10 to 203 +/- 25 using dialyzers made...

journal_title：Artificial organs

authors： Haag-Weber M,Schollmeyer P,Hörl WH

更新日期：1989-04-01 00:00:00

abstract：:Success of total artificial heart (TAH) implantation as a temporary measure depends on three factors: proper patient selection, adequate surgical technique, and safe cardiac prostheses. From 1986 until March 1990, 237 patients with stagnant heart failure were examined. Sixty-one patients (27%) were put on a waiting li...

journal_title：Artificial organs

authors： Shumakov V,Zimin N,Kazakov E,Kormer A,Vorontsov S,Nikolaenko E,Kozlov I,Drobyshev A

更新日期：1991-10-01 00:00:00

abstract：:This article presents an image processing approach dedicated for a blind mobility aid facilitated through visual intracortical electrical stimulation. The method examines a display framework based on the distances related to a scene. The distances of objects to the walker are measured using a size perspective method w...

journal_title：Artificial organs

authors： Mohammadi HM,Ghafar-Zadeh E,Sawan M

更新日期：2012-07-01 00:00:00

abstract：:Transplanted allogeneic marrow grafts often fail to engraft in a lethally irradiated host. Resistance to hemopoietic allograft is a complexed phenomenon involving multiple components. To study the involvement of a hemopoietic cytokine, which was known to play a role for stem cell function, we established lines of mice...

journal_title：Artificial organs

authors： Kokai Y,Kimura H,Matsuura A,Fujimoto J

更新日期：1996-08-01 00:00:00

abstract：:Cardiac surgery with cardiopulmonary bypass is associated with a systemic inflammatory response syndrome. The major clinical features of this include a reduction of pulmonary compliance and increased extracellular fluids, with increased pulmonary shunt fraction similar to acute respiratory distress syndrome, thus resu...

journal_title：Artificial organs

authors： Luciani R,Goracci M,Simon C,Principe F,Fazzari L,Punzo G,Menè P

更新日期：2009-08-01 00:00:00

abstract：:The heparin-conjugated fibrin (HCF) system has been developed to deliver bone morphogenetic proteins (BMPs) for a long-term period and thus enhance bone regeneration. In the present study, we tested the effectiveness of the delivery system for spinal fusion with a very low dose of BMP-2. A total of 15 rabbits underwen...

journal_title：Artificial organs

authors： Koo KH,Lee JM,Ahn JM,Kim BS,La WG,Kim CS,Im GI

更新日期：2013-05-01 00:00:00

abstract：:It has been speculated that testosterone stimulates erythropoiesis. We hypothesized that hemoglobin levels in hemodialysis (HD) patients are associated with serum testosterone concentrations. Testosterone, hemoglobin, and other biochemical parameters were measured in a representative sample of 98 chronic HD patients (...

journal_title：Artificial organs

authors： Ekart R,Taskovska M,Hojs N,Bevc S,Hojs R

更新日期：2014-07-01 00:00:00

abstract：:We report on the most recent data confirming the angiographic and pathological efficacy of LDL-apheresis for coronary atherosclerosis of a familial hypercholesterolemia (FH) patient using collected data of a large number of cases and especially of one autopsy case. Changes in coronary artery stenosis have been assesse...

journal_title：Artificial organs

authors： Koga N,Iwata Y,Yamamoto A

更新日期：1992-04-01 00:00:00

abstract：:A computer simulation was carried out to investigate the influence of nonpulsatile left ventricular assistance on hemodynamics. A simulation circuit was constructed to represent the circulatory system. A source of current was added to denote the nonpulsatile blood pump. The left and right ventricles were replaced by v...

journal_title：Artificial organs

authors： Mitsui N,Fukunaga S,Koura Y,Morita S,Hotei H,Sueshiro M,Sueda T,Matsuura Y

更新日期：1996-05-01 00:00:00

abstract：:Widespread use of heart transplantation is limited by the scarcity of donor organs. Total artificial heart (TAH) development has been pursued to address this shortage, especially to treat patients who require biventricular support. We have developed a novel TAH that utilizes a continuously spinning rotor that shuttles...

journal_title：Artificial organs

authors： Glynn J,Song H,Hull B,Withers S,Gelow J,Mudd J,Starr A,Wampler R

更新日期：2017-10-01 00:00:00

abstract：:Pump power loss is defined as input power that is not used for the output work of the pump. Less pump power loss means a higher pump efficiency. A common opinion is that the pump power loss is closely related to heat generation of the pump, which may affect not only the endurance of pump materials, but also blood dama...

journal_title：Artificial organs

authors： Takami Y,Nakazawa T,Makinouchi K,Glueck J,Ohara Y,Benkowski RJ,Nosé Y

更新日期：1996-07-01 00:00:00

abstract：:Roller pumps have been widely used in the ventricular assist field for many years, while the significant hemolysis caused by its mechanical stress is still a fundamental problem. Although the usual under-occlusion setting was considered as an effective method to reduce the hemolysis rate, its nonocclusive condition of...

journal_title：Artificial organs

authors： Zhou Y,Sun B,Chen M,Cui C

更新日期：2020-07-31 00:00:00

abstract：:With the incidence of end-stage heart failure steadily increasing, the need for a practical total artificial heart (TAH) has never been greater. Continuous flow TAHs (CFTAH) are being developed using rotary blood pumps (RBPs), leveraging their small size, mechanical simplicity, and excellent durability. To completely ...

journal_title：Artificial organs

authors： Nestler F,Timms DL,Stevens M,Bradley AP,Wilson SJ,Kleinheyer M,Lovell N,Frazier OH,Cohn WE

更新日期：2020-06-01 00:00:00

abstract：:Patient survival from our hemodialysis (HD) center over the past 11 years was analyzed. Four hundred four patients, 212 female and 192 male, were treated by chronic intermittent HD. Patients were offered standard acetate-cellulosic membranes of 1.0-1.3 m2. During this period 181 patients died. One hundred three patien...

journal_title：Artificial organs

authors： Polenakovik M,Sikole A,Stojcev N,Spasovski G,Amitov V,Nikolov V,Masin G,Klinkmann H

更新日期：1999-01-01 00:00:00

abstract：:Chitosan posttreatment has been shown to be effective in prevention of calcification of the glutaraldehyde treated bovine pericardium when implanted subdermally in rats for 12 weeks. The efficacy of chitosan posttreatment in complete calcium mitigation of the glutaraldehyde treated porcine aortic valves implanted in t...

journal_title：Artificial organs

authors： Chanda J,Kuribayashi R,Abe T,Sekine S,Shibata Y,Yamagishi I

更新日期：1997-05-01 00:00:00

abstract：:A galactosamine-induced fulminant hepatic failure (FHF) rat model was used to study the effects of homologous cross-circulation and in situ liver perfusion. Cross-circulation with homologous donors did not significantly improve the survival time or recovery rate of grade II hepatic coma rats. Homologous in situ liver ...

journal_title：Artificial organs

authors： Mohsini K,Lister C,Chang TM

更新日期：1980-08-01 00:00:00

abstract：:Implantable ventricular assist devices have proven efficacious as a bridge to transplantation and as a bridge to recovery. Although current indications for use of assist devices are somewhat limited, they are likely to expand in the upcoming years, including their use as destination therapy for end-stage heart failure...

journal_title：Artificial organs

authors： Hampton CR,Verrier ED

更新日期：2002-11-01 00:00:00

abstract：:The effectiveness of the blood substitute neo red cells (NRC) on hemorrhagic shock was evaluated in dogs. Shock was induced by bloodletting, and NRC was infused immediately until the dogs recovered from shock; the process was repeated 3 times (mild shock), or NRC was infused after shock was maintained for 30 min, and ...

journal_title：Artificial organs

authors： Usuba A,Osuka F,Kimura T,Sato R,Fujita Y,Yamashita M,Hoshino C

更新日期：1998-02-01 00:00:00

abstract：:Chronic kidney disease is increasing in both developed and emerging countries with progressive encroachment on health services budgets. In spite of the lack of accurate registries, we tried to focus on the magnitude of the problem on different continents. Prevention of progression has been a remote but reachable goal....

journal_title：Artificial organs

authors： Hafez MH,Abdellatif DA,Elkhatib MM

更新日期：2006-07-01 00:00:00