- 作 者: ( "guanghong hu" OR "guang-hong hu" )
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Research on Surface Treatment and Interfacial Bonding Technology of Copper–Polymer Direct Molding ProcessMaterials (IF 3.057) Pub Date : 2021-05-21 ,DOI:10.3390/ma14112712Qingsong Cao, Rongsheng Guo, Feng Yang, Jian Rong, Guanghong Hu
To realize the connection of copper and Polyphenylene sulfide (PPS) by metal–polymer direct molding, this paper combined anodic oxidation and chemical corrosion to treat the surface of copper, and carried out the injection molding experiment. An orthogonal experimental arrangement was used to identify the optimal electrolyte and etching solution for preparing a microstructure on a copper surface. The
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Experimental investigation on optimal anodising parameters of nanopore preparation process on the stainless steel surfaceCorrosion Engineering, Science and Technology (IF 1.971) Pub Date : 2020-04-02 ,DOI:10.1080/1478422x.2020.1747759Yuanlong Wang, Rongsheng Guo, Xiong Zhou, Guanghong HuDepartment of Plasticity Technology, Shanghai Jiao Tong University, Shanghai, People’s Republic of ChinaABSTRACT The optimisation process of the orthogonal experiment was designed by Taguchi experiment. Nanopores structure was prepared on the surface of stainless steel by anodic oxidation in the nitric acid solution containing sodium chloride and thiourea, and the nanopores were expanded in the solution containing sodium chloride, hydrochloric acid and sulfuric acid. The range and variance analysis results ...
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An optimization method for implantation parameters of individualized TKA tibial prosthesis based on finite element analysis and orthogonal experimental designBMC Musculoskeletal Disorders (IF 2.562) Pub Date : 2020-03-12 ,DOI:10.1186/s12891-020-3189-5Yuefu Dong, Zhen Zhang, Wanpeng Dong, Guanghong Hu, Bing Wang, Zhifang Mou
Individualized and accurate implantation of a tibial prosthesis during total knee arthroplasty (TKA) can assist in uniformly distributing the load and reducing the polyethylene wear to obtain a long-term prosthetic survival rate, but individualized and accurate implantation of a tibial prosthesis during TKA remains challenging. The purpose of this study was to optimize and individualize the positioning
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Optimization of parameters for femoral component implantation during TKA using finite element analysis and orthogonal array testing.Journal of Orthopaedic Surgery and Research (IF 2.677) Pub Date : 2018-07-22 ,DOI:10.1186/s13018-018-0891-1Zhifang Mou,Wanpeng Dong,Zhen Zhang,Aohan Wang,Guanghong Hu,Bing Wang,Yuefu Dong
BACKGROUND Individualized and accurate implantation of a femoral component during total knee arthroplasty (TKA) is essential in achieving equal distribution of intra-articular stress and long-term survival of the prosthesis. However, individualized component implantation remains challenging. This study aimed to optimize and individualize the positioning parameters of a femoral component in order to
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Qing Hua Chang Yin inhibits the LPS-induced activation of the IL-6/STAT3 signaling pathway in human intestinal Caco-2 cells.International Journal of Molecular Medicine (IF 5.314) Pub Date : 2015-01-31 ,DOI:10.3892/ijmm.2015.2083Xiao Ke,Guanghong Hu,Wenyi Fang,Jintuan Chen,Xin Zhang,Chunbo Yang,Jun Peng,Youqin Chen,Thomas J Sferra
Increasing evidence indicates that the pathogenesis of ulcerative colitis (UC) is highly regulated by the interleukin-6 (IL-6)/signal transducer and activator of transcription 3 (STAT3) pathway and its negative feedback regulator, suppressor of cytokine signaling 3 (SOCS3). Therefore, modulating the signaling feedback loop of IL-6/STAT3/SOCS3 may prove to be a novel therapeutic approach for the treatment
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Accurate movement of jaw segment in virtual 3D orthognathic surgery.The Journal of Craniofacial Surgery (IF 1.172) Pub Date : 2014-03-14 ,DOI:10.1097/scs.0000000000000414Jiewen Dai,Min Tang,Pengfei Xin,Guanghong Hu,Jiawen Si,Yuefu Dong,Chao Xiao,Steve Guofang ShenFrom the *Department of Oral & Cranio-maxillofacial Science, Shanghai Ninth People's Hospital, Shanghai Jiaotong University School of Medicine, Shanghai Key Laboratory of Stomatology, Shanghai; †Department of Stomatology, The Third Affiliated Hospital, Sun Yat-Sen University, Guangzhou; ‡National Die & Mould CAD Engineering Research Center, Shanghai Jiaotong University, Shanghai; and §Department ofIn traditional virtual 3D orthognathic surgery, after repositioning the maxillary segment to the desired position, surgeons usually roughly rotate or adjust the mandibular segment to obtain a relatively good relationship with maxillary dentition to calculate the virtual terminal occlusion splint. However, surgeons are not easy to avoid penetrability, overlap, or an overly large space existing between ...
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Accurate Movement of Jaw Segment in Virtual 3D Orthognathic SurgeryJournal of Craniofacial Surgery Pub Date : 2014-03-01 ,DOI:10.1097/scs.0000000000000414Jiewen Dai, Min Tang, Pengfei Xin, Guanghong Hu, Jiawen Si, Yuefu Dong, Chao Xiao, Steve Guofang ShenAbstractIn traditional virtual 3D orthognathic surgery, after repositioning the maxillary segment to the desired position, surgeons usually roughly rotate or adjust the mandibular segment to obtain a relatively good relationship with maxillary dentition to calculate the virtual terminal occlusion splint. However, surgeons are not easy to avoid penetrability, overlap, or an overly large space existing ...
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A novel method to determine the potential rotational axis of the mandible during virtual three-dimensional orthognathic surgery.The Journal of Craniofacial Surgery (IF 1.172) Pub Date : 2013-11-14 ,DOI:10.1097/scs.0b013e3182a30597Jiewen Dai,Yuefu Dong,Pengfei Xin,Guanghong Hu,Chao Xiao,Shunyao Shen,Steve Guofang ShenFrom the *Department of Oral & Cranio-maxillofacial Science, Shanghai Ninth People's Hospital, Shanghai JiaoTong University School of Medicine, Shanghai Key Laboratory of Stomatology, Shanghai; †Department of Orthopaedics, the First People's Hospital of Lian Yun Gang, Lianyungang; and ‡National Die & Mould CAD Engineering Research Center, Shanghai JiaoTong University; and §Department of Oral & Cranio-maxillofacialDuring virtual three-dimensional orthognathic surgery in cases where an overlap or penetrability occurs between the 2 jaws due to the repositioning of the maxillary segment, it is necessary to establish a vertical opening of the mandible to obtain a relatively good relationship with the maxillary segment for the fabrication of an intermediate occlusal splint. However, there are few reports that address ...
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A Novel Method to Determine the Potential Rotational Axis of the Mandible During Virtual Three-Dimensional Orthognathic SurgeryJournal of Craniofacial Surgery Pub Date : 2013-11-01 ,DOI:10.1097/scs.0b013e3182a30597Jiewen Dai, Yuefu Dong, Pengfei Xin, Guanghong Hu, Chao Xiao, Shunyao Shen, Steve Guofang ShenAbstract During virtual three-dimensional orthognathic surgery in cases where an overlap or penetrability occurs between the 2 jaws due to the repositioning of the maxillary segment, it is necessary to establish a vertical opening of the mandible to obtain a relatively good relationship with the maxillary segment for the fabrication of an intermediate occlusal splint. However, there are few reports ...
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Moving the mandible to the retruded contact position for simulating the hinge movement in virtual three-dimensional orthognathic surgery by integrating the plaster models.The Journal of Craniofacial Surgery (IF 1.172) Pub Date : 2013-09-17 ,DOI:10.1097/scs.0b013e31829030d2Jiewen Dai,Jiangfei Zhang,Guanghong Hu,Pengfei Xin,Shunyao Shen,Steve Guofang ShenFrom the *Department of Oral & Cranio-Maxillofacial Science, Shanghai Ninth People's Hospital, Shanghai JiaoTong University School of Medicine, Shanghai Key Laboratory of Stomatology; and †National Die & Mould CAD Engineering Research Center, Shanghai JiaoTong University, Shanghai, China.The range of rotation of the mandible during virtual three-dimensional orthognathic surgery is small and may be similar to the hinge movement of the mandible. This current study offers a new method to move the mandible to the retruded contact position (RCP), a position of beginning hinge movement, during virtual three-dimensional orthognathic surgery. During this method, a three-dimensional skull model ...
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Moving the Mandible to the Retruded Contact Position for Simulating the Hinge Movement in Virtual Three-dimensional Orthognathic Surgery by Integrating the Plaster ModelsJournal of Craniofacial Surgery Pub Date : 2013-09-01 ,DOI:10.1097/scs.0b013e31829030d2Jiewen Dai, Jiangfei Zhang, Guanghong Hu, Pengfei Xin, Shunyao Shen, Steve Guofang ShenThe range of rotation of the mandible during virtual three-dimensional orthognathic surgery is small and may be similar to the hinge movement of the mandible. This current study offers a new method to move the mandible to the retruded contact position (RCP), a position of beginning hinge movement, during virtual three-dimensional orthognathic surgery. During this method, a three-dimensional skull model ...
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Finite element analysis of type B condylar head fractures and osteosynthesis using two positional screws.Journal of Cranio-Maxillofacial Surgery (IF 3.192) Pub Date : 2013-08-03 ,DOI:10.1016/j.jcms.2013.06.006Pengfei Xin,Bin Jiang,Jiewen Dai,Guanghong Hu,Xudong Wang,Bing Xu,Steve G F ShenOBJECTIVE The aim of this study was to explore the cause of type B condylar head fracture after parasymphyseal impact, and evaluate the biomechanics of osteosynthesis using two positional screws for the repair of this type of fractures. METHODS A finite element model of the mandible was created, and a parasymphyseal impact was simulated using Mimics 10.01 and Abaqus 6.10 software. The type B condylar ...
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Qing Hua Chang Yin exerts therapeutic effects against ulcerative colitis through the inhibition of the TLR4/NF-κB pathway.International Journal of Molecular Medicine (IF 5.314) Pub Date : 2013-08-01 ,DOI:10.3892/ijmm.2013.1458Xiao Ke,Fan Zhou,Youliang Gao,Bingying Xie,Guanghong Hu,Wenyi Fang,Jun Peng,Youqin Chen,Thomas J SferraDepartment of Gastroenterology, Second Affiliated Hospital of Fujian University of Traditional Chinese Medicine, Fujian 350003, PR China.
The activation of the Toll-like receptor 4 (TLR4)/nuclear factor-κB (NF-κB) pathway has been implicated as a key mediator in the pathogenesis of ulcerative colitis (UC); therefore, it has become an attractive target for the treatment of UC. Qing Hua Chang Yin (QHCY) is a traditional Chinese formula, which has been used for many years to clinically treat conditions associated with inflammatory bowel
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Three-dimensional reconstruction of subject-specific knee joint using computed tomography and magnetic resonance imaging image data fusions.Proceedings of the Institution of Mechanical Engineers, Part H: Journal of Engineering in Medicine (IF 1.763) Pub Date : 2013-07-16 ,DOI:10.1177/0954411913493723Yuefu Dong,Zhifang Mou,Zhenyu Huang,Guanghong Hu,Yinghai Dong,Qingrong XuDepartment of Joint Surgery, the First People's Hospital of Lianyungang, Lianyungang, China.Three-dimensional reconstruction of human body from a living subject can be considered as the first step toward promoting virtual human project as a tool in clinical applications. This study proposes a detailed protocol for building subject-specific three-dimensional model of knee joint from a living subject. The computed tomography and magnetic resonance imaging image data of knee joint were used ...
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Material assignment in finite element modeling: heterogeneous properties of the mandibular bone.The Journal of Craniofacial Surgery (IF 1.172) Pub Date : 2013-03-26 ,DOI:10.1097/scs.0b013e31827ff137Pengfei Xin,Pulin Nie,Bin Jiang,Simin Deng,Guanghong Hu,Steve G F ShenDepartment of Oral and Craniomaxillofacial Surgery, Ninth People's Hospital, College of Stomatology, Shanghai Jiao Tong University School of Medicine, Shanghai Key Laboratory of Stomatology, Shanghai, People's Republic of China.PURPOSE The properties of the biomaterial are normally characterized by heterogeneity on all scales influencing the function and biomechanics. Elastic modulus (EM), which is one of the most important mechanical properties of material, is necessary for finite element modeling and needed to be determined by some methods. The aim of this study is to demonstrate the feasibility of assessment of EM from ...
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Material Assignment in Finite Element ModelingJournal of Craniofacial Surgery Pub Date : 2013-03-01 ,DOI:10.1097/scs.0b013e31827ff137Pengfei Xin, Pulin Nie, Bin Jiang, Simin Deng, Guanghong Hu, Steve G.F. ShenPurposeThe properties of the biomaterial are normally characterized by heterogeneity on all scales influencing the function and biomechanics. Elastic modulus (EM), which is one of the most important mechanical properties of material, is necessary for finite element modeling and needed to be determined by some methods. The aim of this study is to demonstrate the feasibility of assessment of EM from ...
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The effect of meniscal tears and resultant partial meniscectomies on the knee contact stresses: a finite element analysisComputer Methods in Biomechanics and Biomedical Engineering (IF 1.669) Pub Date : 2013-01-03 ,DOI:10.1080/10255842.2012.753063Yuefu Dong, Guanghong Hu, Yinghai Dong, Yang Hu, Qingrong Xua Department of Orthopaedics , Renji Hospital, Shanghai Jiaotong University School of Medicine , Shanghai , P.R. China.Knee osteoarthritis (OA) is believed to result from high levels of contact stresses on the articular cartilage and meniscus after meniscal damage. This study investigated the effect of meniscal tears and partial meniscectomies on the peak compressive and shear stresses in the human knee joint. An elaborate three-dimensional finite element model of knee joint including bones, articular cartilages, menisci ...
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CBCT combining with plaster models: application in virtual three-dimensional subapical segmental osteotomy to obtain more precise occlusal splint.The Journal of Craniofacial Surgery (IF 1.172) Pub Date : 2012-11-14 ,DOI:10.1097/scs.0b013e318264607eJiewen Dai,Guanghong Hu,Xudong Wang,Min Tang,Yuefu Dong,Hao Yuan,Pengfei Xin,Tong Yang,Steve Guofang ShenDepartment of Oral and Cranio-maxillofacial Science, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai Key Laboratory of Stomatology, Shanghai, China.Anterior subapical segmental osteotomy is considered to be an important surgical technique to obtain functional occlusion and improve the facial profile for patients with maxillary and mandibular protrusion or retrusion, and some complications, such as ischemic necrosis of the distal segment, devitalization of the teeth adjacent to the osteotomy site, and inadequate movement space of segment for obtaining ...
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CBCT Combining With Plaster ModelsJournal of Craniofacial Surgery Pub Date : 2012-11-01 ,DOI:10.1097/scs.0b013e318264607eJiewen Dai, Guanghong Hu, Xudong Wang, Min Tang, Yuefu Dong, Hao Yuan, Pengfei Xin, Tong Yang, Steve Guofang ShenAnterior subapical segmental osteotomy is considered to be an important surgical technique to obtain functional occlusion and improve the facial profile for patients with maxillary and mandibular protrusion or retrusion, and some complications, such as ischemic necrosis of the distal segment, devitalization of the teeth adjacent to the osteotomy site, and inadequate movement space of segment for obtaining ...
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A new method to move mandible to intercuspal position in virtual three-dimensional orthognathic surgery by integrating primary occlusion model.Journal of Oral and Maxillofacial Surgery (IF 2.136) Pub Date : 2012-08-22 ,DOI:10.1016/j.joms.2012.05.011Jiewen Dai,Xudong Wang,Guanghong Hu,Steve Guofang ShenDepartment of Oral and Craniomaxillofacial Science, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.
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Accurate 3D reconstruction of subject-specific knee finite element model to simulate the articular cartilage defectsJournal of Shanghai Jiaotong University (Science) Pub Date : 2011-10-02 ,DOI:10.1007/s12204-011-1199-zYue-fu Dong,Guang-hong Hu,Luo-lian Zhang,Yang Hu,Ying-hai Dong,Qing-rong XuThe biomechanical relationship between the articular cartilage defect and knee osteoarthritis (OA) has not been clearly defined. This study presents a 3D knee finite element model (FEM) to determine the effect of cartilage defects on the stress distribution around the defect rim. The complete knee FEM, which includes bones, articular cartilages, menisci and ligaments, is developed from computed tomography ...
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Accurate 3D reconstruction of subject-specific knee finite element model to simulate the articular cartilage defectsJournal of Shanghai Jiaotong University (Science) Pub Date : 2011-10-01 ,DOI:10.1007/s12204-011-1199-zYue-fu Dong, Guang-hong Hu, Luo-lian Zhang, Yang Hu, Ying-hai Dong, Qing-rong XuThe biomechanical relationship between the articular cartilage defect and knee osteoarthritis (OA) has not been clearly defined. This study presents a 3D knee finite element model (FEM) to determine the effect of cartilage defects on the stress distribution around the defect rim. The complete knee FEM, which includes bones, articular cartilages, menisci and ligaments, is developed from computed tomography ...
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Three-dimensional reconstruction of extremity tumor regions by CT and MRI image data fusion for subject-specific preoperative assessment and planningComputer Assisted Surgery (IF 2.357) Pub Date : 2011-08-17 ,DOI:10.3109/10929088.2011.602721Yuefu Dong, Yinghai Dong, Guanghong Hu, Qingrong Xu
This study was conducted to demonstrate the feasibility of three-dimensional (3D) reconstruction of extremity tumor regions for patient-specific preoperative assessment and planning by using CT and MRI image data fusion. The CT and MRI image data of five patients with solid tumors were fused to construct 3D models of the respective tumor regions. The reconstruction time and image fusion accuracy were
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Three-dimensional reconstruction of extremity tumor regions by CT and MRI image data fusion for subject-specific preoperative assessment and planning.Computer Assisted Surgery (IF 2.357) Pub Date : 2011-08-03 ,DOI:10.3109/10929088.2011.602721Yuefu Dong,Yinghai Dong,Guanghong Hu,Qingrong XuDepartment of Orthopaedics, Renji Hospital, Shanghai Jiaotong University School of Medicine, China.
This study was conducted to demonstrate the feasibility of three-dimensional (3D) reconstruction of extremity tumor regions for patient-specific preoperative assessment and planning by using CT and MRI image data fusion. The CT and MRI image data of five patients with solid tumors were fused to construct 3D models of the respective tumor regions. The reconstruction time and image fusion accuracy were
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[Computational-fluid-dynamical analysis of the flow field of forearm flap with four types of venous anastomotic techniques].Shanghai kou qiang yi xue = Shanghai journal of stomatology Pub Date : 2011-07-23 ,DOI:Li-qun Xu,Qin-yin Fan,Bao-liang Zhang,Luo-lian Zhang,Chen-ping Zhang,Guang-hong HuDepartment of Oral and Maxillofacial Surgery, Ninth People's Hospital, College of Stomatology, Shanghai Jiao Tong University School of Medicine, Shanghai Key Laboratory of Stomatology. Shanghai 200011, China.PURPOSE Using the computational fluid dynamics to analyse the alteration of flow field of free forearm flap with 4 different venous anastomotic techniques, and to preliminarily explore its clinical significance. METHODS Three dimensional geometric models of radial forearm flap with 4 types of anastomotic techniques between radial vein and recipient vessels were established by Pro/E (Wildfire 4.0) as ...
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[Establishment of hemodynamic model of human radial forearm free flap].Shanghai kou qiang yi xue = Shanghai journal of stomatology Pub Date : 2011-05-14 ,DOI:Li-qun Xu,Qin-yin Fan,Bao-liang Zhang,Hua Zhang,Chen-ping Zhang,Guang-hong HuDepartment of Oral and Maxillofacial Surgery, Ninth People's Hospital, College of Stomatology, Shanghai Jiao Tong University School of Medicine, Shanghai Key Laboratory of Stomatology, Shanghai 200011, China.PURPOSE To preliminarily establish a hemodynamic 3D numeric model of radial forearm free flap with vascular pedicle of radial artery and vein, and discuss its scientific workability. METHODS The 3D geometric model of 50mm×80mm×10mm radial forearm flap was established by Pro/E(Wildfire 4.0). The vascular pedicle was 50mm in length including radial artery (inside diameter was 1.9mm) and concomitant radial ...
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Effect of packing parameters and gate size on shrinkage of aspheric lens partsJournal of Shanghai Jiaotong University (Science) Pub Date : 2010-02-04 ,DOI:10.1007/s12204-010-7176-0Guang-hong Hu,Zhen-shan CuiIn order to produce the high quality optical aspheric lens, the shrinkage of lens should be strictly controlled during the injection process. Serials of experiments are done to find the factors that affect the lens shrinkage during the injection molding process. The study is focused on the effect of gate size, packing time and pressure on the shrinkage. The gate size decides the effective packing time ...
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Effect of packing parameters and gate size on shrinkage of aspheric lens partsJournal of Shanghai Jiaotong University (Science) Pub Date : 2010-02-01 ,DOI:10.1007/s12204-010-7176-0Guang-hong Hu, Zhen-shan CuiIn order to produce the high quality optical aspheric lens, the shrinkage of lens should be strictly controlled during the injection process. Serials of experiments are done to find the factors that affect the lens shrinkage during the injection molding process. The study is focused on the effect of gate size, packing time and pressure on the shrinkage. The gate size decides the effective packing time ...
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Protein Folding under Mediation of Ordering Water: an Off-Lattice Gbar o-Like Model StudyChinese Physics Letters (IF 2.293) Pub Date : 2007-07-26 ,DOI:10.1088/0256-307x/24/8/074Zuo Guang-Hong, Hu Jun, Fang Hai-PingWater plays an important role in the sturcture and function of bimolecules. Water confined at the nanascale usually exhibits phenomena not seen in bulk water, including the ice-like ordering structure on the surfaces of many substrates. We investigate the behaviour of protein folding in which the proteins are assumed in an environment with ordering water by using of an off-lattice G (o) over bar -like ...
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