Robust boundary detection of left ventricles on ultrasound images using ASM-level set method.

abstract：BACKGROUND:Accelerated hydrothermal aging has long been one of the most widely accepted quality control tests for simulating low-temperature degradation (LTD) in zirconia-containing implants used in total hip arthroplasty (THA). However, it is still unclear how much consistency there is between the experimental predict...

journal_title：Bio-medical materials and engineering

authors： Tateiwa T,Takahashi Y,Pezzotti G,Shishido T,Masaoka T,Sano K,Yamamoto K

更新日期：2020-01-01 00:00:00

abstract：:Two different types of colloidal lipid particles are presented and compared as innovative carrier systems. Size distribution and storage stability of formulations produced by hot high pressure homogenisation in lab and medium scale production were investigated by laser diffractometry (LD) and photon correlation spectr...

journal_title：Bio-medical materials and engineering

authors： Saupe A,Wissing SA,Lenk A,Schmidt C,Müller RH

更新日期：2005-01-01 00:00:00

abstract：:In this second part of the series of reviews, attention focuses on analytical and numerical methods that have been used to estimate the magnitude of the contact stress in: models of articular joints; models of total joint replacements, without and with the associated joint; or models of simple physical systems that ar...

journal_title：Bio-medical materials and engineering

authors： Lewis G

更新日期：1998-01-01 00:00:00

abstract：:Based upon previous research on the relation between hip prosthesis designs and strain distributions in a proximal femur model, a prototype of a "physiological" hip prosthesis was designed and manufactured. Strain gauge measurements on a dry femur before and after implantation of this prosthesis were made in different...

journal_title：Bio-medical materials and engineering

authors： Vander Sloten J,Labey L,Van Audekercke R,Van der Perre G

更新日期：1993-04-01 00:00:00

abstract：:In order to investigate the significance of hydroxyapatite based microporous composite (HA/mica composite) surfaces and a macroporous synthetic hydroxyapatite, rat marrow cell culture, which shows osteogenic differentiation, was carried out on six different culture substrata (two control culture dishes, two identical ...

journal_title：Bio-medical materials and engineering

authors： Nordström E,Ohgushi H,Yoshikawa T,Yokobori AT Jr,Yokobori T

更新日期：1999-01-01 00:00:00

abstract：:To select tag single nucleotide polymorphisms (SNPs) within and around human p75 neurotrophin receptor (p75NTR) gene in Chinese Han population, the sequence involving p75NTR gene as well as the upstream and downstream of the gene was identified according to the data from National Center for Biotechnology Information (...

journal_title：Bio-medical materials and engineering

authors： Wang YT,Lu XM,Shu YH,Xiao L,Chen KT

更新日期：2014-01-01 00:00:00

abstract：:MicroRNAs (miRNAs) are a group of endogenous noncoding small RNAs characterized by high conservation; furthermore, various studies have shown the capability of miRNAs to impact diseases. For example, a study shows that cell-free miRNAs are stable in bodily fluids, which gives circulating miRNAs the ability to be poten...

journal_title：Bio-medical materials and engineering

authors： Xu L,Qi X,Duan S,Xie Y,Ren X,Chen G,Yang X,Han L,Dong Q

更新日期：2014-01-01 00:00:00

abstract：:DNA-binding proteins are involved and play a crucial role in a lot of important biological processes. Hence, the identification of the DNA-binding proteins is a challenging and significant problem. In order to reveal the intrinsic information correlated to DNA-binding, nine classes of candidate features based on diffe...

journal_title：Bio-medical materials and engineering

authors： Guan C,Niu X,Shi F,Yang K,Li N

更新日期：2015-01-01 00:00:00

abstract：:The mechanical behavior of three styrenic thermoplastic block copolymer elastomers with applied surgical sutures was studied by uniaxial tensile testing. The materials exhibited oriented cylindrical microstructure. Distinct macroscopic deformation mechanisms have been observed upon stretching of samples with vertical ...

journal_title：Bio-medical materials and engineering

authors： Stasiak J,Nair S,Moggridge GD

更新日期：2014-01-01 00:00:00

abstract：:Muscular rigidity and atrophy caused by long-term underactivity usually lead to foot drop, strephenopodia, foot extorsion or some other complications for the lower limb movement disorders or lower limb surgery sufferers. The ankle-foot orthosis can help patients conduct the right ankle motion mode training, inhibit sp...

journal_title：Bio-medical materials and engineering

authors： Zhang C,Zhu Y,Fan J,Zhao J,Yu H

更新日期：2015-01-01 00:00:00

abstract：:Motor imagery EEG-based BCI has advantages in the assistance of human control of peripheral devices, such as the mobile robot or wheelchair, because the subject is not exposed to any stimulation and suffers no risk of fatigue. However, the intensive training necessary to recognize the numerous classes of data makes it...

journal_title：Bio-medical materials and engineering

authors： Yu W,Feng H,Feng Y,Madani K,Sabourin C

更新日期：2015-01-01 00:00:00

abstract：OBJECTIVE:To characterize the structure and to evaluate the cytotoxicity of cellulose nanowhiskers (CNW) prepared from cotton linters. METHODS:A series of CNW dispersions was prepared by hydrolyzing cotton linters with sulfuric acid. The structure of CNW was characterized by scanning electron microscopy (SEM), transmi...

journal_title：Bio-medical materials and engineering

authors： Ni H,Zeng S,Wu J,Cheng X,Luo T,Wang W,Zeng W,Chen Y

更新日期：2012-01-01 00:00:00

abstract：:Sino-atrial node cells (SANCs) play a significant role in rhythmic firing. To investigate their role in arrhythmia and interactions with the atrium, computer simulations based on cellular dynamic mathematical models are generally used. However, the large-scale computation usually makes research difficult, given the li...

journal_title：Bio-medical materials and engineering

authors： Zhang H,Xiao Z,Lin SF

更新日期：2015-01-01 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：:Morse code is now being harnessed for use in rehabilitation applications of augmentative-alternative communication and assistive technology, including mobility, environmental control and adapted worksite access. In this paper, Morse code is selected as a communication adaptive device for disabled persons who suffer fr...

journal_title：Bio-medical materials and engineering

authors： Yang CH,Luo CH,Yang CH,Chuang LY

更新日期：2004-01-01 00:00:00

abstract：:Hyaluronic acid (HA) was used as an internal phase additive to improve the loading efficiency of ofloxacin, a hydrophilic drug encapsulated by hydrophobic polylactic-co-glycolic acid (PLGA) materials, through a double emulsion (water-in-oil-in-water) solvent extraction/evaporation method. Results from laser distributi...

journal_title：Bio-medical materials and engineering

authors： Wu G,Chen L,Li H,Wang YJ

更新日期：2014-01-01 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：:An acid-base resistant zone (ABRZ) has been shown to be created under a hybrid layer in a self-etching adhesive system at the adhesive/dentin interface. The purpose of this study was to assess the nanostructure of the ABRZ by applying all-in-one adhesive systems. Human premolar dentin was treated with one of two all-i...

journal_title：Bio-medical materials and engineering

authors： Nikaido T,Weerasinghe DD,Waidyasekera K,Inoue G,Foxton RM,Tagami J

更新日期：2009-01-01 00:00:00

abstract：:Sepsis is a systemic inflammatory response syndrome with high mortality, which results from severe infection and can lead to secondary organ dysfunction. It is one of the most common cause of death in intensive care unit. Clinical reports have shown that sepsis was often accompanied by thyroid dysfunction, which is ca...

journal_title：Bio-medical materials and engineering

authors： Luo B,Yu Z,Li Y

更新日期：2017-01-01 00:00:00

abstract：OBJECTIVES:Chondrocytes hypertrophy is a physiological process observed in endochondral ossification during development until adolescence in human. It can also be observed during pathophysiological conditions such as osteoarthritis. Hypertrophic chondrocytes synthesise collagen X and express matrix metalloproteinase 13...

journal_title：Bio-medical materials and engineering

authors： Filip A,Bianchi A,Mainard D,Lacolley P,Magdalou J,Mercier N

更新日期：2015-01-01 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：:Some computer applications for cell characterization in medicine and biology, such as analysis of surface structure of cell wall-deficient EVC (El Tor Vibrio of Cholera), operate with cell samples taken from very small areas of interest. In order to perform texture characterization in such an application, only a few t...

journal_title：Bio-medical materials and engineering

authors： Li S,Hu K,Cai N,Su W,Xiong H,Lou Z,Lin T,Hu Y

更新日期：2001-01-01 00:00:00

abstract：:This paper explores mouse kidney imaging with diffraction enhanced imaging (DEI) and inline outline X-ray imaging (IOXI) technology, and evaluates latent value of kidney imaging with phase contrast imaging technology. In our experiment, spatial resolution and tissue contrast serve as element evaluation and comparison....

journal_title：Bio-medical materials and engineering

authors： Xia C,Peng YF,Arun KY,Xiao T,Zhu P,He W

更新日期：2014-01-01 00:00:00

abstract：:Significant progress has been achieved in the field of pH-sensitive drug delivery system in recent years. For layer-by-layer self-assembly nanocarriers, various pH values can induce the change of permeability and structural stability of the outer polyelectrolyte multi-layers, resulting in the release of the loaded dru...

journal_title：Bio-medical materials and engineering

authors： Zhang HY,Sun YF,Sun YL,Zhou M

更新日期：2014-01-01 00:00:00

abstract：:This study investigates the radiation safety of a newly designed magnetic induction sensor. This novel magnetic induction sensor uses a two-arm Archimedean spiral coil (TAASC) as the exciter. A human head model with a real anatomical structure was used to calculate the specific absorption rate (SAR) and temperature ch...

journal_title：Bio-medical materials and engineering

authors： Zhang Z,Liu P,Zhou D,Zhang L,Ding L

更新日期：2015-01-01 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：:The method used in this paper is developed to estimate the degree of viscoelasticity of the blood vessel wall in a noninvasive mechanical method. In this proposed method, we can obtain an output waveform connected with mechanical behavior of blood vessels by using Ultrasonic Doppler Effect Sensory (UDES). Characterizi...

journal_title：Bio-medical materials and engineering

authors： Yoshinari H,Yokobori AT Jr,Ohkuma T

更新日期：1994-01-01 00:00:00

abstract：:Synthetic grafting materials, such as calcium phosphates (hydroxyapatite, HA; tricalcium phosphate, TCP), polymers, or composites thereof, can be used as osteoconductive scaffolds and delivery vehicles for osteoinductive growth factors. Carrier materials must be engineered to deliver these factors in a controlled fash...

journal_title：Bio-medical materials and engineering

authors： Santoni BG,Pluhar GE,Motta T,Wheeler DL

更新日期：2007-01-01 00:00:00

abstract：:Dry emulsion containing curcumin (DE-CUR) was prepared for oral delivery of poorly water-soluble curcumin, and its oral bioavailability and antiasthmatic efficacy was evaluated. After comparison of the solubility of curcumin in various oils, Plurol® Oleique CC497 was selected to be the oil phase due to its higher solu...

journal_title：Bio-medical materials and engineering

authors： Jang DJ,Kim ST,Oh E,Lee K

更新日期：2014-01-01 00:00:00

abstract：:To address the lack of 3D space information in the digital radiography of a patient femur, a pose estimation method based on 2D-3D rigid registration is proposed in this study. The method uses two digital radiography images to realize the preoperative 3D visualization of a fractured femur. Compared with the pure Digit...

journal_title：Bio-medical materials and engineering

authors： Zhang X,Zhu Y,Li C,Zhao J,Li G

更新日期：2014-01-01 00:00:00