Plasma middle molecules in asymptomatic and "sick" uremic patients.

abstract：:Cybernetics-based concepts can allow for complete independence for paralyzed individuals, including sensory motor recovery. Spinal cord injuries are responsible for a huge stress on health and a financial burden to society. This article focuses on novel procedures such as functional diagnosis for paraplegics and tetra...

journal_title：Artificial organs

authors： Varoto R,Cliquet A Jr

更新日期：2015-10-01 00:00:00

abstract：:Central extracorporeal life support (ECLS) is an effective treatment method of cardiogenic shock patients with or without lung failure. However, complications like infection and bleeding are common. The classical implantation approach requires full sternotomy, mobilization of the heart, with the well-known risks of bl...

journal_title：Artificial organs

authors： Weymann A,Sabashnikov A,Patil NP,Mohite PN,Zych B,Garcia Saez D,Popov AF,Simon AR

更新日期：2015-02-01 00:00:00

abstract：:An important present and emerging trend in biomaterials development is the synthesis of polymers which combine capabilities of biologic recognition ("biomimetic") with sensitivity to small environmental changes ("stimuli-responsive"). This short article highlights some of the many opportunities and challenges in this ...

journal_title：Artificial organs

authors： Hoffman AS

更新日期：1988-12-01 00:00:00

abstract：:Eight patients were studied during four sessions of acetate-free biofiltration (AFBF). AFBF is a new dialysis technique with no base replacement agents in the dialysate and with the addition in postdilution mode of bicarbonate (HCO3) solution directly into the extracorporeal blood circuit. In this study the effects on...

journal_title：Artificial organs

authors： Santoro A,Ferrari G,Spongano M,Badiali F,Zucchelli P

更新日期：1989-10-01 00:00:00

abstract：:Lipid apheresis has developed from a heroic treatment into a routine clinical therapy and currently is the major indication for performing extracorporeal plasma therapy. Whereas it was once reserved for patients with homozygous familial hypercholesterolemia, today it has a place in the secondary prevention of severe c...

journal_title：Artificial organs

authors： Bosch T

更新日期：1996-05-01 00:00:00

abstract：:Thyrotoxic crisis (thyroid storm) is a life-threatening condition. Standard therapy is based on thiamazole, prednisolone, and nonselective beta-blockers. Extracorporeal plasmapheresis is an additional tool for removing circulating thyroxine in patients who do not respond quickly to conventional standard therapy. As th...

journal_title：Artificial organs

authors： Koball S,Hickstein H,Gloger M,Hinz M,Henschel J,Stange J,Mitzner S

更新日期：2010-02-01 00:00:00

abstract：:Mechanical circulatory support (MCS) devices continue to be hampered by thrombotic adverse events (AEs), a consequence of device-imparted supraphysiologic shear stresses, leading to shear-mediated platelet activation (SMPA). In advancing MCS devices from design to clinical use, in vitro circulatory loops containing th...

journal_title：Artificial organs

authors： Li M,Walk R,Roka-Moiia Y,Sheriff J,Bluestein D,Barth EJ,Slepian MJ

更新日期：2020-06-01 00:00:00

abstract：:Robotic surgery for intracardiac pathologies in children is relatively uncommon. This study presents our initial experience with robotic-assisted cardiac surgery in children. We also present the feasibility and safety of robotic surgery in children. From May 2013 to June 2018, 30 children underwent totally endoscopic ...

journal_title：Artificial organs

authors： Onan B,Aydin U,Kadirogullari E,Onan IS,Sen O

更新日期：2019-04-01 00:00:00

abstract：:Ventricular assist devices (VADs) are considered the standard of care for end-stage heart failure (HF) patients. Despite increasing confidence in the technology, evidence data, endorsement by scientific societies and guidelines, the number of implants reached a steady state and is not increasing at the expected pace. ...

journal_title：Artificial organs

authors： Barbone A,Pagliaro B,Basciu A,Iaccarino A,Droandi G,Romano G,Citterio E,Fumero A,Torracca L,Pini D

更新日期：2020-04-23 00:00:00

abstract：:Left dominant biventricular failure is a common type of heart failure after cardiac surgery. We developed a biventricular bypass (BVB) system for treatment of postcardiotomy ventricular failure, and we previously reported that the clinical results of the BVB system were superior to those obtained with venoarterial byp...

journal_title：Artificial organs

authors： Kodera K,Kitamura M,Shibuya M,Kurihara H,Koyanagi H

更新日期：1998-09-01 00:00:00

abstract：:A magnetically levitated (maglev) centrifugal blood pump (CBP), intended for use as a ventricular assist device, needs to be highly durable and reliable for long-term use without any mechanical failure. Furthermore, maglev CBPs should be small enough to be implanted into patients of various size and weight. We have de...

journal_title：Artificial organs

authors： Asama J,Shinshi T,Hoshi H,Takatani S,Shimokohbe A

更新日期：2006-03-01 00:00:00

abstract：:To evaluate their toxicity at the cellular level, middle molecules from uremic serum were incubated with erythrocytes from healthy subjects and the activity of the enzyme Delta-aminolevulinic acid dehydrase (D-ALA-D) and peroxidative hemolysis were investigated. Uremic middle molecules caused a significant decrease of...

journal_title：Artificial organs

authors： Leber HW,Spiegelhalter R,Ulm A,Goubeaud G,Rawer P

更新日期：1978-11-01 00:00:00

abstract：:Implantation of left ventricular assist devices typically requires cardiopulmonary bypass support, which is associated with postoperative complications. A novel suture-less inflow cannula, which can be implanted without bypass, uses mild myocardial compression to seal the interface, however, this may lead to necrosis ...

journal_title：Artificial organs

authors： Liao S,Theodoropoulos C,Blackwood KA,Woodruff MA,Gregory SD

更新日期：2018-05-01 00:00:00

abstract：:Mycotic aneurysm of the superior mesenteric artery (SMA) is one of the complications associated with infective endocarditis. However, there are no previous case reports in the literature describing mycotic SMA aneurysm after left ventricular assist device (LVAD) implantation. We describe the case of a 31-year-old male...

journal_title：Artificial organs

authors： Motomura T,Bruckner B,Leon-Becerril J,Anaya-Ayala JE,de Rienzo-Madero B,Bismuth J,Bunge R,Irwin S,Loebe M

更新日期：2011-07-01 00:00:00

abstract：:The sensitivity of liver allografts to even minimal periods of ischemia currently limits the duration of hepatic preservation prior to liver transplantation. This study evaluates the role of activated carbon hemoperfusion (ACH) for assisting the recovery of canine livers ischemically damaged by a 20-min occlusion of t...

journal_title：Artificial organs

authors： Toledo-Pereyra LH

更新日期：1985-08-01 00:00:00

abstract：:We investigated biodegradation and biocompatibility of poly(organophosphazenes). We prepared poly(organophosphazenes) having different side chain groups. The blood compatibility of poly(organophosphazenes) containing fluorinated side groups, poly(bis[trifluoroethoxy]phosphazene) (PbFP) and poly([trifluoroethoxy][ethyl...

journal_title：Artificial organs

authors： Kawakami H,Kanezaki S,Sudo M,Kanno M,Nagaoka S,Kubota S

更新日期：2002-10-01 00:00:00

abstract：:We recently experienced a case of a female hemodialysis patient with multiple intestinal angiodysplasias. In 2001, she complained of melena, and angiographic embolization halted bleeding from ileum angiodysplasia. In 2002, she again complained of black stool. Abdominal angiography found jejunum angiodysplasia, and pha...

journal_title：Artificial organs

authors： Takenaka T,Kanno Y,Suzuki H

更新日期：2005-01-01 00:00:00

abstract：:Right ventricular (RV) function immediately after left ventricular assist device (LVAD) implantation is a crucial prognostic factor. RV failure is linked to increased mortality and worse outcome. A phosphodiesterase 5 inhibitor, sildenafil, was shown to decrease pulmonary vascular resistance and pulmonary artery press...

journal_title：Artificial organs

authors： Hamdan R,Mansour H,Nassar P,Saab M

更新日期：2014-11-01 00:00:00

abstract：:Continuous hemodiafiltration (CHDF) has been performed for the treatment of severe acute pancreatitis. Phospholipase A2 (PLA2) is one of the important mediators which exacerbate acute pancreatitis, but whether PLA2 can be removed by CHDF is unclear. In this study, the kinetics of group IB and group IIA PLA2 was examin...

journal_title：Artificial organs

authors： Suzuki M,Okahisa T,Sogabe M,Iwaki H,Okita Y,Ohnishi Y,Ito S

更新日期：2007-05-01 00:00:00

abstract：:The nanocomposites (denoted "CII-Au") of porcine type II collagen (CII) with 0.05, 0.1, 0.5, 1, or 2.5% (wt/wt) Au nanoparticles ( approximately 5 nm) were fabricated for potential use in cartilage tissue engineering. Au formed clusters on the surface of all nanocomposites and appeared to distribute along the collagen...

journal_title：Artificial organs

authors： Hsu SH,Yen HJ,Tsai CL

更新日期：2007-12-01 00:00:00

abstract：:Continuous and intermittent high shear were loaded to red blood cells in a cone and a plate rheoscope. The mechanical damage to red cells was compared for continuous and intermittent shear. The intermittent shear was achieved by alternately starting and stopping shear repeatedly. In the case of intermittent shear load...

journal_title：Artificial organs

authors： Mizunuma H,Sakai S

更新日期：2007-06-01 00:00:00

abstract：:Progress in the techniques for surgical implantation of the artificial heart has progressed in parallel with the technology and design of the prosthesis. In the author's first experience with total artificial heart (TAH) implantation (1968) a trans-sternal split was used opening the sixth intercostal space on the righ...

journal_title：Artificial organs

authors： Olsen DB,Fukumasu H,Kolff J,Nakagaki M,Finch LR,Kolff WJ

更新日期：1977-11-01 00:00:00

abstract：:A physiological controller is a key component to optimize the performance of left ventricular assist devices (LVADs) from short term to long term (10-20 years). The difficulties of its design lie in the inaccurate modeling of any particular human cardiovascular system because of limited knowledge, the large fluctuatio...

journal_title：Artificial organs

authors： Wu Y,Allaire PE,Tao G,Adams M,Liu Y,Wood H,Olsen DB

更新日期：2004-10-01 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：:In this study a highly biocompatible polymer membrane was prepared by surface modification. An artificial cornea was also developed for clinical applications. Silicone rubber (SR) membrane was grafted with hydrophilic monomers such as 2-hydroxyethyl methacrylate (HEMA) and acrylic acid by plasma induced grafted polyme...

journal_title：Artificial organs

authors： Hsiue GH,Lee SD,Chang PC

更新日期：1996-11-01 00:00:00

abstract：:Filtration through membranes with different nominal cut-off was used for isolation of middle molecule fractions from uremic serum. Comparison was made with test substances which in gel filtration did not show a regular relationship between molecular weight and partition coefficient. The XM50 membrane (cut-off 50,000 D...

journal_title：Artificial organs

authors： Buzio C,Montagna G,Calderini C,Manari A,Migone L

更新日期：1981-01-01 00:00:00

abstract：:A comparative study of the thrombogenicity of several microporous membranes was performed using an ex vivo system simulating the conditions in an artificial lung. A study of platelet adhesion and adsorbed protein layer indicated that the membranes separated into three groups. Copolyurethane membranes adsorbed very few...

journal_title：Artificial organs

authors： Knight PM,Lyman DJ

更新日期：1985-02-01 00:00:00

abstract：:The coronary arteries of the goat heart were studied using angiographic techniques and molds of the coronary vessel trees. Blood supplies to the left and right ventricles, interventricular septum, atrioventricular node, and apex of the caprine heart were studied. The goat possesses a left dominant pattern of coronary ...

journal_title：Artificial organs

authors： Lipovetsky G,Fenoglio JJ,Gieger M,Srinivasan MR,Dobelle WH

更新日期：1983-05-01 00:00:00

abstract：:Flow visualization is widely applied to evaluate rotary blood pumps; however, it is very difficult to visualize flow near the vanes of centrifugal blood pumps because the rotational speed of the impeller is usually several thousand rpm. In this study, a tracer method with a high speed video camera that can take more t...

journal_title：Artificial organs

authors： Sakuma I,Tadokoro H,Fukui Y,Dohi T

更新日期：1995-07-01 00:00:00

abstract：:To avoid using sensors with low biocompatibility and low durability in implantable total artificial heart (TAH) systems, the authors previously proposed a new method for estimating instantaneous values of flow rate and pressure head on the basis of voltage, current, and rotational speed in a motor driven centrifugal p...

journal_title：Artificial organs

authors： Tanaka A,Yoshizawa M,Abe K,Takeda H,Yambe T,Nitta S

更新日期：2003-01-01 00:00:00