Physical properties and blood compatibility of poly(urethaneamideimide) and poly(urethaneureas) with aliphatic side chains.

abstract：:Antenna coupling microwave plasma enables a highly oxidative treatment of the outmost surface of polypropylene (PP) nonwoven fabric within a short time period. Subsequently, grafting copolymerization with acrylic acid (AAc) makes the plasma-treated fabric durably hydrophilic and excellent in water absorbency. With hig...

journal_title：Journal of biomaterials applications

authors： Tyan YC,Liao JD,Wu YT,Klauser R

更新日期：2002-10-01 00:00:00

abstract：:The purpose of this study is the development of a nerve electrode that reorganizes nerve geometry slowly and controllably. The Flat Interface Nerve Electrode (FINE) can reshape the nerve into an elongated oval and provide selective stimulation. However, the rate of closure of this electrode is difficult to control. Th...

journal_title：Journal of biomaterials applications

authors： Caparso AV,Durand DM,Mansour JM

更新日期：2009-09-01 00:00:00

abstract：:The layer-by-layer technique, which allows simple preparation of polyelectrolyte multilayers, came into the focus of research for development of functionalized medical devices. Numerous literature exist that concentrate on the film build-up and the behaviour of cells on polyelectrolyte multilayers. However, in case of...

journal_title：Journal of biomaterials applications

authors： Nolte A,Hossfeld S,Schroeppel B,Mueller A,Stoll D,Walker T,Wendel HP,Krastev R

更新日期：2013-07-01 00:00:00

abstract：:Understanding the structure-function relationship in biomaterial constructs is critical in optimizing biological outcomes. For ensheathed structures such as peripheral nerve, engineering implantable tissue substitutes has been challenging. This is due to a unique geometry of thin-walled microtube arrays composed mostl...

journal_title：Journal of biomaterials applications

authors： Li J,Gao W

更新日期：2018-10-01 00:00:00

abstract：:Nanohydroxyapatite (nanoHA), due to its chemical properties, has appeared as an exceptionally promising bioceramic to be used as bone regeneration material. Staphylococcus epidermidis have emerged as major nosocomial pathogens associated with infections of implanted medical devices. In this work, the purpose was to st...

journal_title：Journal of biomaterials applications

authors： Barros J,Grenho L,Manuel CM,Ferreira C,Melo L,Nunes OC,Monteiro FJ,Ferraz MP

更新日期：2014-05-01 00:00:00

abstract：:A new diol, bis[2-(2-hydroxyethyldimethylammonio)ethyl] butylenediphosphate, that contains two phosphatidylcholine analogous moieties in one diol molecule, was synthesized and characterized. The diol together with 1,4-butanediol as chain extender was further incorporated into the propolymer of poly(ethylene oxide) (Mn...

journal_title：Journal of biomaterials applications

authors： Li YJ,Nakaya T,Zhang Z,Kodama M

更新日期：1997-10-01 00:00:00

abstract：:The different barriers that slow the penetration of active ingredients administered by the ocular route are described, and some novel dosage forms designed for this route are discussed. Both precorneal and corneal factors considerably restrict ocular penetration. The low bioavailability of classical ophthalmic dosage ...

journal_title：Journal of biomaterials applications

authors： Aiache JM,el Meski S,Beyssac E,Serpin G

更新日期：1997-01-01 00:00:00

abstract：:Hydroxyapatite (Ca10(PO4)6(OH)2) is widely investigated as an implantable material for hard tissue restoration due to its osteoconductive properties. However, hydroxyapatite in bulk form is limited as its mechanical properties are insufficient for load-bearing orthopedic applications. Attempts have been made to improv...

journal_title：Journal of biomaterials applications

authors： Yatongchai C,Placek LM,Curran DJ,Towler MR,Wren AW

更新日期：2015-11-01 00:00:00

abstract：:The objective of the present study was to incorporate strontium into calcium phosphate cement combined with a lower single-dose local administration of bone morphogenetic protein-2 to enhance its in vivo biodegradation and bone tissue growth. After the creation of a rodent critical-sized femoral metaphyseal bone defec...

journal_title：Journal of biomaterials applications

authors： Tao Z,Zhou W,Jiang Y,Wu X,Xu Z,Yang M,Xie J

更新日期：2018-07-01 00:00:00

abstract：:Two series of glasses of general formula (2-p) SiO2.1.1Na2O.CaO.pP2O5.xZnO (p=0.10, 0.20; x=0.0, 0.16, 0.35, and 0.78) have been analyzed for physico-chemical surface features before and after contact with simulated body fluid, morphological characteristics, and osteoblast-like cells behavior when cultured on them. Th...

journal_title：Journal of biomaterials applications

authors： Lusvardi G,Malavasi G,Menabue L,Menziani MC,Pedone A,Segre U,Aina V,Perardi A,Morterra C,Boccafoschi F,Gatti S,Bosetti M,Cannas M

更新日期：2008-05-01 00:00:00

abstract：:A range of crystalline and nano-sized carbonate- and silicate-substituted hydroxyapatite has been successfully produced by using continuous hydrothermal flow synthesis technology. Ion-substituted calcium phosphates are better candidates for bone replacement applications (due to improved bioactivity) as compared to pha...

journal_title：Journal of biomaterials applications

authors： Chaudhry AA,Knowles JC,Rehman I,Darr JA

更新日期：2013-09-01 00:00:00

abstract：:The incidence of fractures increases with age. This is partly due to extraosseous factors and partly to the increased fragility of the bone material itself. Ageing adversely affects the "quality" of human bone material, its elastic and ultimate properties. The hypothesis here is that these effects are caused by factor...

journal_title：Journal of biomaterials applications

authors： Zioupos P

更新日期：2001-01-01 00:00:00

abstract：:The effect of an ampholytic surfactant on the swelling properties of polymeric materials was studied, using various swelling liquids. Tablets were prepared consisting of hydroxypropyl methylcellulose, poly(oxyethylene) and sodium alginate. Tego betain was the non-ionic surfactant used as an additive in a series of sam...

journal_title：Journal of biomaterials applications

authors： Vlachou M,Hani N,Efentakis M,Tarantili PA,Andreopoulos AG

更新日期：2000-07-01 00:00:00

abstract：:In order to find hemodynamic parameters that can accurately predict whether patients can be successfully weaned from ventricular assist devices (VADs), we studied data from 17 patients supported with Pierce-Donachy VADs [11 left VAD (LVAD); 6 right VAD (RVAD)] following cardiogenic shock for periods from 1.3 to 22 day...

journal_title：Journal of biomaterials applications

authors： Termuhlen DF,Swartz MT,Ruzevich SA,Reedy JE,Pennington DG

更新日期：1990-04-01 00:00:00

abstract：:Devices such as contact lenses and collagen shields have been used to improve the antibiotic bioavailability of eye drops formulations in the treatment of ulcerative keratitis. Nevertheless, these devices are not sustained drug delivery systems, and a combination with eye drops is necessary. In animal patients, it req...

journal_title：Journal of biomaterials applications

authors： Daza JHU,Righetto GM,Chaud MV,da Conceição Amaro Martins V,Lopes Baratella da Cunha Camargo I,Maria de Guzzi Plepis A

更新日期：2020-09-01 00:00:00

abstract：:NiTi alloy is used as a biomaterial due to its pseudoelastic behaviour. It exhibits a great potential in dental and orthopedic applications where constant correcting loads are required. In order to use such materials, it is necessary to investigate the effect of the cyclic straining upon the transformation stresses an...

journal_title：Journal of biomaterials applications

authors： Gil FJ,Planell JA

更新日期：1998-01-01 00:00:00

abstract：:This study aims the in vivo biological characterization of an innovative minocycline delivery system, based on polymethylmethacrylate bone cement. Bone cements containing 1% or 2.5% (w/w) minocycline were formulated and evaluated through solid-state characterization. Biological evaluation was conducted in vivo, within...

journal_title：Journal of biomaterials applications

authors： Silva T,Silva JC,Colaco B,Gama A,Duarte-Araújo M,Fernandes MH,Bettencourt A,Gomes P

更新日期：2018-09-01 00:00:00

abstract：:In this paper, the authors describe a novel type of hydrogel coating prepared from the copolymer of human serum albumin and oxidized dextran. The material was designed as a hydrogel sealant for polyester (Dacron®)-based vascular grafts. Dextran was chosen as a coating material due to its anti-thrombogenic properties. ...

journal_title：Journal of biomaterials applications

authors： Lisman A,Butruk B,Wasiak I,Ciach T

更新日期：2014-05-01 00:00:00

abstract：:Tendon tears are a relevant concern for today's national health systems because of their social impact and high recurrence rate. The current gold standard for fixing tendon tears is surgical repair; however, this strategy is not able to fully re-establish tendon integrity and functionality. Tissue engineering approach...

journal_title：Journal of biomaterials applications

authors： Fotticchia A,Musson D,Lenardi C,Demirci E,Liu Y

更新日期：2018-07-01 00:00:00

abstract：:Cellulose acetate phthalate and Pluronic F-127 combined together (70:30 wt:wt) create a rigid, surface-eroding association polymer. To impart flexibility into the polymer system and allow for a drug delivery film that can contour to varying wound shapes, plasticizers were added. Triethyl citrate or tributyl citrate wa...

journal_title：Journal of biomaterials applications

authors： Rabek CL,Van Stelle R,Dziubla TD,Puleo DA

更新日期：2014-01-01 00:00:00

abstract：:The aim of this study was to investigate the effect of C-Graft particles on formation of new cementum and bone in periodontal bone defects in dog. Healing and tissue change were histologically determined at 2, 4, 8, and 16 weeks. Little bone or cementum formation was observed in the control group. A statistically sign...

journal_title：Journal of biomaterials applications

authors： Nakanishi S,Ota M,Shibukawa Y,Yamada S

更新日期：2009-08-01 00:00:00

abstract：:The adhesion of platelets, red blood cells, and lymphocytes onto various polymer substrates, hydrophobic to hydrophilic in nature, has been studied. Cell adhesion is found to be higher on hydrophilic substrates. The stability of these adhered cells has also been studied under a flow rate of 20 ml/min. Further the effe...

journal_title：Journal of biomaterials applications

authors： Sharma CP,Hari PR

更新日期：1991-07-01 00:00:00

abstract：:In this study, a novel bilayer scaffold composed of electrospun polycaprolactone and poly(lacto-co-glycolic acid) (PCL/PLGA) membrane and glutaraldehyde (3.5% v/v) cross-linked chitosan/gelatin hydrogel was fabricated using two methods: electrospinning of the membrane onto the lyophilized hydrogel (BS-1) and membrane ...

journal_title：Journal of biomaterials applications

authors： Franco RA,Min YK,Yang HM,Lee BT

更新日期：2013-01-01 00:00:00

abstract：:Using a hydraulic stress simulator, the mechanical behavior of the porcine pericardium used in the construction of cardiac valve leaflets was characterized following the same procedure employed with calf pericardium in Part 1 of this study. One hundred fifty pairs of tissue samples were subjected to tensile testing to...

journal_title：Journal of biomaterials applications

authors： García Páez JM,Carrera A,Herrero EJ,Millán I,Rocha A,Cordón A,Sainz N,Mendez J,Castillo-Olivares JL

更新日期：2001-07-01 00:00:00

abstract：:At present all the commercially available "medical grade" urethane elastomers exhibit a phenomenon known as environmental stress cracking (ESC). This phenomenon is characterized by surface microcracking when the elastomer is elongated while in vivo. The degree of strain that is required to initiate microcracking varie...

journal_title：Journal of biomaterials applications

authors： Szycher M,Reed AM,Siciliano AA

更新日期：1991-10-01 00:00:00

abstract：:Type 1 diabetes mellitus is a serious disease comprising approximately 10% of all diabetes cases, and the global incidence of type 1 diabetes mellitus is steadily rising without any promise of a cure in the near future. Although islet transplantation has proven to be an effective means of treating type 1 diabetes mell...

journal_title：Journal of biomaterials applications

authors： Xu L,Guo Y,Huang Y,Xu Y,Lu Y,Wang Z

更新日期：2019-04-01 00:00:00

abstract：:The development and improvement of medical devices and artificial organs is critically dependent on the realisation of the importance of the interactions between materials and body tissues. In this regard, the evaluation of biocompatibility assumes paramount importance. This paper reviews the hematological aspects of ...

journal_title：Journal of biomaterials applications

authors： Banerjee R,Nageswari K,Puniyani RR

更新日期：1997-07-01 00:00:00

abstract：:Excessive demineralization in osteoporotic bones impairs its self-regeneration potential following a defect/fracture and is of great concern among the aged population. In this context, implants with inherent osteogenic ability loaded with therapeutic ions like Strontium (Sr2+) may bring forth promising outcomes. Micro...

journal_title：Journal of biomaterials applications

authors： Chandran S,Babu S S,Vs HK,Varma HK,John A

更新日期：2016-10-01 00:00:00

abstract：:The purpose of this study was to develop a specific targeting magnetic nanoparticle probe for magnetic resonance imaging and therapy in the form of local hyperthermia. Carboxymethyl dextran-coated ultrasmall superparamagnetic iron oxide nanoparticles with carboxyl groups were coupled to cyclic arginine-glycine-asparti...

journal_title：Journal of biomaterials applications

authors： Zheng SW,Huang M,Hong RY,Deng SM,Cheng LF,Gao B,Badami D

更新日期：2014-03-01 00:00:00

abstract：:The aim of this study was to compare the osteogenic effects of periodontal ligament stem cells (PDLSCs) versus bone marrow mesenchymal stem cells (BMMSCs) in combination with Bio-Oss scaffolds on subcutaneous and critical-size defects in the immunodeficient rat calvarium. PDLSCs and BMMSCs were obtained from the same ...

journal_title：Journal of biomaterials applications

authors： Yu BH,Zhou Q,Wang ZL

更新日期：2014-08-01 00:00:00