Thermomechanical analysis of shape memory devices.

abstract：:This paper established the extracting method and algorithm for liposome images on the basis of analyzing the form feature of liposome, and its corresponding automatic analysis software. Some algorithms, such as the logical algorithms of mathematical morphology, the grayscale-gradient co-occurrence matrix-based method ...

journal_title：Bio-medical materials and engineering

authors： Haitao X,Kuanghu H,Wanfang S,Shuyu L,Desen S

更新日期：2002-01-01 00:00:00

abstract：:The aim of this study is to design a statistical segmentation technique to allow extraction of grey matter, white matter and cerebral spinal fluid volumes from diffusion tensor imaging. Four channel maps of the DTI are used as the input features, which provide more information for brain tissue segmentation compared wi...

journal_title：Bio-medical materials and engineering

authors： Wen Y,He L

更新日期：2014-01-01 00:00:00

abstract：:Mechanical testing has been performed to characterize the locking strength of Morse taper locks used for reconstruction of large bone defects. Taper joint pairs were locked with a series of compressive loads increasing from 500 to 3500 N. Following each load application the taper locks were distracted with either an a...

journal_title：Bio-medical materials and engineering

authors： Duda GN,Elias JJ,Valdevit A,Chao EY

更新日期：1997-01-01 00:00:00

abstract：BACKGROUND:Platelet-rich plasma (PRP) has been used to solubilize freeze-dried chitosan (CS) formulations to form injectable implants for tissue repair. OBJECTIVE:To determine whether the in vitro performance of the formulations depends on the type of PRP preparation used to solubilize CS. METHODS:Formulations contai...

journal_title：Bio-medical materials and engineering

authors： Ghazi Zadeh L,Chevrier A,Lamontagne M,Buschmann MD,Hoemann CD,Lavertu M

更新日期：2019-01-01 00:00:00

abstract：:The properties of blood flow in the outflow cannula of an axial blood pump play a critical role in potential thrombus formation and vascular injury. In this study, an in vitro flow visualization technique using particle image velocimetry (PIV) was applied to investigate the flow characteristics in the outflow cannula ...

journal_title：Bio-medical materials and engineering

authors： Liu G,Zhang Y,Chen H,Sun H,Zhou J,Hu S

更新日期：2014-01-01 00:00:00

abstract：:In recent years, there is an increasing utilization and demand to use magnetic fields in bioengineering applications due to its beneficial effects. Although in the last decade more attention has been given by tribologists to the electromagnetic processes taking place between sliding surfaces, which influence the tribo...

journal_title：Bio-medical materials and engineering

authors： Zaki M,Aljinaidi A,Hamed M

更新日期：2003-01-01 00:00:00

abstract：:The objective of this study is to evaluate whether the accumulation model developed by Zarfl et al. (2008) could be used to predict the minimal inhibitory concentration (MIC) of a group of antibacterial fluoroquinolones (FQs) for Escherichia coli (E. coli). Our model, which is based on the "Fick-Nernst-Planck" equatio...

journal_title：Bio-medical materials and engineering

authors： Zhang W,Wang C,Tam KY

更新日期：2014-01-01 00:00:00

abstract：BACKGROUND:Adhesive resin composite, which is used to bond orthodontic bracket to tooth surface is exposed to the influence of wear by tooth brushing and wear may influence loosening of the bracket. OBJECTIVE:The aim of this study was to evaluate in vitro the effect of tooth brushing on the adhesion strength of orthod...

journal_title：Bio-medical materials and engineering

authors： Durgesh BH,Alhijji S,Hashem MI,Al Kheraif AA,Durgesh P,Elsharawy M,Vallittu PK

更新日期：2016-09-28 00:00:00

abstract：PURPOSE:To establish a method for mouse coronary angiography in vivo using synchrotron radiation, which is essential for physiological and pathological research on coronary diseases. METHODS:1) The imaging parameters (e.g., photon energy, spatial resolution of the detector, and injection rate of contrast agent) optima...

journal_title：Bio-medical materials and engineering

authors： Xu L,Zhang A,Du G,Xie H,Chen Y

更新日期：2014-01-01 00:00:00

abstract：:NiTi alloy used in dental prosthetic fixators shows pseudoelastic behaviour and exhibits a great potential in dental and orthopaedic applications where constant correcting loads are required. In order to use such materials in dental prosthetic fixators, where the device is cyclically deformed, it is necessary to inves...

journal_title：Bio-medical materials and engineering

authors： Sabrià J,Cortada M,Giner L,Gil FJ,Fernández E,Manero JM,Planell JA

更新日期：1996-01-01 00:00:00

abstract：:Age-related macular degeneration (ARMD) and intraocular neovascular diseases have been treated clinically by anti-VEGF antibody drug bevacizumab. However, the use of bevacizumab in the treatment of retinal neovascular diseases has been limited due to the short half-life and frequent injections. In this research, novel...

journal_title：Bio-medical materials and engineering

authors： Hu CC,Chaw JR,Chen CF,Liu HW

更新日期：2014-01-01 00:00:00

abstract：BACKGROUND:Physical activity plays a tremendous role in determining bone mechanical behavior, which is superimposed to gravidity. OBJECTIVE:Compare the geometric and material responses of the rat femur to a high intensity treadmill running training of a relatively short duration, as assessed by 3-point mechanical test...

journal_title：Bio-medical materials and engineering

authors： Bozzini C,Viscor G,Kristjánsson JCR,Picasso E,Champin G,Alippi RM,Bozzini CE

更新日期：2017-01-01 00:00:00

abstract：:The debris generated by the progressive wear of total joint replacement (TJR) devices is considered a primary cause of osteolysis, bone resorption, and premature failure of artificial hips and knees. The vast majority of this debris originates from the UHMWPE articulating surfaces caused by tribological interaction wi...

journal_title：Bio-medical materials and engineering

authors： Davidson JA,Poggie RA,Mishra AK

更新日期：1994-01-01 00:00:00

abstract：:In this investigation, ultrasonic parameters of kidney stones are measured, in vitro, using a double probe ultrasonic-through-transmission technique. Due to the complex chemical structure of these stones, a large variation in the values of the ultrasonic parameters is found. A correlation between ultrasonic properties...

journal_title：Bio-medical materials and engineering

authors： Singh VR,Dhawan JB

更新日期：1992-07-01 00:00:00

abstract：:Poly(propylene fumarate-co-ethylene glycol) random (PPF-1) and block (PPF-2) copolymer oligomers were prepared. Comparing the setting characteristics of PPF-1 and PPF-2 with comonomer n-vinyl pyrrolidone (n-VP) and swelling characteristics of cured PPF-1 and PPF-2, lower setting temperature and setting time was observ...

journal_title：Bio-medical materials and engineering

authors： Jayabalan M,Thomas V,Sreelatha PK

更新日期：2000-01-01 00:00:00

abstract：BACKGROUND:Electrospinning is a highly effective method in order to generate nano-scaled fibers. In conventional electrospinning technique, geometry of nanofibers are mostly random due to the chaotic behavior of polymer jet. OBJECTIVE:Purpose of this study is to produce aligned nanofibers from PVP polymers with advanc...

journal_title：Bio-medical materials and engineering

authors： Karayeğen G,Koçum IC,Çökeli Ler Serdaroğlu D,Doğan M

更新日期：2018-01-01 00:00:00

abstract：:The current density of Ti-56mass%Ni (Ti-50at.%) alloy after abrasion in simulated bioliquids was measured using a potentiostat to estimate the amount of metallic ions released from the alloy during repassivation and maturation. The current density in saline, saline with and without N2 bubbling, and Hanks' solutions wi...

journal_title：Bio-medical materials and engineering

authors： Watarai M,Hanawa T,Moriyama K,Asaoka K

更新日期：1999-01-01 00:00:00

abstract：:Poly(N-substituted alpha/beta-asparagine) was evaluated as a thermoresponsible and an injectable scaffold for cartilage regeneration. Solutions of this polymer are liquid state below 25 degrees C and nonfluid hydrogel above 35 degrees C, allowing an aqueous solution containing cells at room temperature to form a hydro...

journal_title：Bio-medical materials and engineering

authors： Chueh SK,Tachibana Y,Uyama H,Kobayashi S,Tomita N

更新日期：2007-01-01 00:00:00

abstract：:The in vivo and in vitro drug release profiles from a self-setting bioactive CaO-SiO2-P2O5 glass bone cement containing indomethacin as a model drug were investigated. The cement containing 2% and 5% indomethacin (IMC) powder hardened within 5 min after mixing with ammonium phosphate buffer. After setting, in vitro dr...

journal_title：Bio-medical materials and engineering

authors： Otsuka M,Nakahigashi Y,Matsuda Y,Kokubo T,Yoshihara S,Fujita H,Nakamura T

更新日期：1997-01-01 00:00:00

abstract：:Since adhesive technology was introduced into dental field, metal-based restoration has been gradually replaced by metal-free restoration. Using the adhesive technology, minimum invasive technique has been possible in daily clinical practice as well as esthetic tooth-colored restorations have become very popular all o...

journal_title：Bio-medical materials and engineering

authors： Nagano F,Selimovic D,Noda M,Ikeda T,Tanaka T,Miyamoto Y,Koshiro K,Sano H

更新日期：2009-01-01 00:00:00

abstract：OBJECTIVE:To study the comprehensive biomechanical properties of the cancellous bone of distal femur through a series of mechanical tests, and provide relevant subjects with the basic technical data. BACKGROUND:The study on bone mechanics is a commonly used approach to evaluate the biomechanical competency of bone. Th...

journal_title：Bio-medical materials and engineering

authors： Du C,Ma H,Ruo M,Zhang Z,Yu X,Zeng Y

更新日期：2006-01-01 00:00:00

abstract：:The finite element (FE) method has been widely used to investigate the mechanism of traumatic brain injuries (TBIs), because it is technically difficult to quantify the responses of the brain tissues to the impact in experiments. One of technical challenges to build a FE model of a human head is the modeling of the ce...

journal_title：Bio-medical materials and engineering

authors： Wu JZ,Pan CS,Wimer BM,Rosen CL

更新日期：2017-01-01 00:00:00

abstract：:The stability of the Co-Cr-Mo dental alloy immersed in artificial salivas (pH 6.7) was investigated over 24 h. Three artificial salivas have been studied: saline saliva (saliva I); saline saliva buffered with phosphate ions (saliva II) and saliva II plus mucin molecules (saliva III). For all the systems, open circuit ...

journal_title：Bio-medical materials and engineering

authors： de Aguiar SR,Nicolai M,Almeida M,Gomes A

更新日期：2015-01-01 00:00:00

abstract：:To evaluate the deterioration in the superelasticity of Ti-coated NiTi orthodontic wires, titanium was coated onto wires to form a 1-microm thick film using radio frequency magnetron sputtering. In superelasticity cycle tests, the sigma5.0 value (the stress at 5.0% strain) of a Ti-coated wire was lower than that of a ...

journal_title：Bio-medical materials and engineering

authors： Ozeki K,Yuhta T,Aoki H,Asaoka T,Daisaku T,Fukui Y

更新日期：2003-01-01 00:00:00

abstract：:A number of materials have been considered as sources of grafts to repair bone defects. Here, we examined the possibility of creating in situ-forming gels from sodium carboxymethylcellulose (CMC) and poly(ethyleneimine) (PEI) for use as an in vivo carrier of demineralized bone matrix (DBM). The interaction between ani...

journal_title：Bio-medical materials and engineering

authors： Kim KS,Kang YM,Lee JY,Kim ES,Kim CH,Min BH,Lee HB,Kim JH,Kim MS

更新日期：2009-01-01 00:00:00

abstract：:To build a patient specific respiratory motion model with a low dose, a novel method was proposed that uses a limited number of 3D lung CT volumes with an external respiratory signal. 4D lung CT volumes were acquired for patients with in vitro labeling on the upper abdominal surface. Meanwhile, 3D coordinates of in vi...

journal_title：Bio-medical materials and engineering

authors： Cui X,Gao X,Xia W,Liu Y,Liang Z

更新日期：2014-01-01 00:00:00

abstract：:Tissue engineering is a multidisciplinary field that applies the principles of engineering, life sciences, cell and molecular biology toward the development of biological substitutes that restore, maintain, and improve tissue function. In Western Countries, tissues or cells management for clinical uses is a medical ac...

journal_title：Bio-medical materials and engineering

authors： de Isla N,Huseltein C,Jessel N,Pinzano A,Decot V,Magdalou J,Bensoussan D,Stoltz JF

更新日期：2010-01-01 00:00:00

abstract：:The goal of the study was to determine material constants of cancellous tissue in a compression test taking into account stress-strain characteristics. The nineteen test samples were resected from a femoral head of a patient qualified for a hip replacement surgery. During the compression tests, load-displacement curve...

journal_title：Bio-medical materials and engineering

authors： Kokot G,Makuch A,Skalski K,Bańczerowski J

更新日期：2018-01-01 00:00:00

abstract：:Milkvetch root as a medicine has been used for more over 2000 years in China, can strengthen immune function, protect liver, promote urination, resist aging and stress, reduce blood pressure and extensively resist bacterium. This study explored the effects of milkvetch root on the immune function of patients with a de...

journal_title：Bio-medical materials and engineering

authors： Jiang D,Wang X,Su Q,Jiang S,Yuan F,Zhang C,Gong F,Dong Q,Shi J,Chen B

更新日期：2015-01-01 00:00:00

abstract：:Resorbable ceramics can promote the bony integration of implants. Their rate of degradation should ideally be synchronized with bone regeneration. This study examined the effect of rapidly resorbable calcium phosphate ceramics 602020, GB14, 305020 on adherence, proliferation and morphology of human bone-derived cells ...

journal_title：Bio-medical materials and engineering

authors： Radetzki F,Wohlrab D,Zeh A,Delank KS,Mendel T,Berger G,Syrowatka F,Mayr O,Bernstein A

更新日期：2011-01-01 00:00:00