Taoping Chen
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View article: Multifidus restoration combined with intraoperative soft tissue debridement to reduce surgical site infections in spine surgery: A retrospective study
Multifidus restoration combined with intraoperative soft tissue debridement to reduce surgical site infections in spine surgery: A retrospective study Open
Background: Surgical site infections (SSIs) are serious postoperative complications that significantly increase the suffering of patients and increase hospitalization costs. Debridement is effective in treating surgical incision infections…
View article: [Effectiveness of trans-intervertebral space osteotomy combined with cage implantation for old thoracolumbar compression fracture with kyphosis].
[Effectiveness of trans-intervertebral space osteotomy combined with cage implantation for old thoracolumbar compression fracture with kyphosis]. Open
For patients with old thoracolumbar compression fractures with kyphosis, the effectiveness of TIO combined with cage implantation is satisfactory. Compared with TIO and PSO, it can obtain more deformity correction degree and less invasive.
View article: [Effectiveness of limited middle and posterior column osteotomy via transvertebral space approach for old thoracolumbar compression fracture].
[Effectiveness of limited middle and posterior column osteotomy via transvertebral space approach for old thoracolumbar compression fracture]. Open
For patients with old thoracolumbar compression fractures, the limited middle and posterior column osteotomy via transvertebral space approach has a satisfactory effectiveness. Compared with PSO, it can reduce surgical trauma on the basis …
View article: Gas Slug Compound Flooding in Low and Ultra-low Permeability Layer
Gas Slug Compound Flooding in Low and Ultra-low Permeability Layer Open
In order to improve the recovery of gas slug compound flooding in low permeability and ultra-low permeability reservoirs, two methods of the carbon dioxide-nitrogen and the rich gas-nitrogen compound flooding are studied. The results show …
View article: Experimental determination of deviation factor of natural gas in natural gas reservoir with high CO<sub>2</sub> content
Experimental determination of deviation factor of natural gas in natural gas reservoir with high CO<sub>2</sub> content Open
The deviation factor of natural gas is a coefficient to quantitatively describe the deviation degree between real gas (natural gas) and ideal gas. Generally, the deviation factor of natural gas is measured in PVT cell without considering p…
View article: Pentraxin 3 promotes the osteoblastic differentiation of MC3T3-E1 cells through the PI3K/Akt signaling pathway
Pentraxin 3 promotes the osteoblastic differentiation of MC3T3-E1 cells through the PI3K/Akt signaling pathway Open
Osteoblast cells are responsible for synthesizing new bone tissue, and determining how to control osteoblastic differentiation is vital to the treatment of osteoporosis. In the present study, we show that pentraxin 3 (PTX3) signaling is in…
View article: Ginsenoside CK induces apoptosis and suppresses proliferation and invasion of human osteosarcoma cells through the PI3K/mTOR/p70S6K1 pathway
Ginsenoside CK induces apoptosis and suppresses proliferation and invasion of human osteosarcoma cells through the PI3K/mTOR/p70S6K1 pathway Open
Osteosarcoma is one of the most malignant bone tumors, and its major threats are aggressive invasion and early tumor metastasis, which result in a poor prognosis and high mortality. Accumulating evidence indicates that ginsenoside compound…
View article: The optimization of pre-slug size in CO<sub>2</sub>-N<sub>2</sub> compound flooding
The optimization of pre-slug size in CO<sub>2</sub>-N<sub>2</sub> compound flooding Open
In order to enhance oil recovery in low and ultra-low permeability layer, both of the numerical simulation and physical model experiment have been researched. First, the dynamic distribution of CO 1 and N 1 in the oil and gas phase in the …
View article: Numerical Simulation of CO<sub>2</sub>-N<sub>2</sub> Combination Flooding in Low Permeability-Ultra Low Permeability Homogeneous Reservoir
Numerical Simulation of CO<sub>2</sub>-N<sub>2</sub> Combination Flooding in Low Permeability-Ultra Low Permeability Homogeneous Reservoir Open
For low permeability, ultra-low permeability reservoir, the CO2 preslug + N2 flooding, using CMG numerical simulation software, the ideal homogeneous model which permeability is 3×10−3 μm2 has been established. The recovery of CO2 flooding…
View article: Non-homogeneous Influence the Effect of CO<sub>2</sub>-N<sub>2</sub> Compound Flooding in Ultra-low Permeability Reservoir
Non-homogeneous Influence the Effect of CO<sub>2</sub>-N<sub>2</sub> Compound Flooding in Ultra-low Permeability Reservoir Open
Affected by reservoir rhythmicity, permeability contrast and length-thickness ratio, using carbon dioxide-nitrogen compound flooding in ultra-low permeability non-homogeneous reservoir will influence the oil recovery. Based on the experime…
View article: MicroRNA-34b attenuates proliferation and invasion of osteosarcoma cells by directly targeting CCND1
MicroRNA-34b attenuates proliferation and invasion of osteosarcoma cells by directly targeting CCND1 Open
MicroRNAs (miRNAs) deregulation has been reported to play important roles in tumorigenesis and tumor development through the regulation of their targets in Osteosarcoma (OS). Hence, fully understanding the biological roles and mechanisms o…
View article: The Influence of the Carbon Dioxide-steam Alternate Ratio and the Permeability Difference Affect Oil Recovery of Steam Composite Flooding
The Influence of the Carbon Dioxide-steam Alternate Ratio and the Permeability Difference Affect Oil Recovery of Steam Composite Flooding Open
By means of 4 groups 10 m single-filled sand pipe models with the same permeability and 5 groups of double-filling sand pipe models with 10 m average 5 permeability difference of 1.00, 1.85, 2.80, 3.65 and 4.29, The optimal alternation rat…
View article: Study on Dynamic Adsorption Law of Binary System and Ternary System
Study on Dynamic Adsorption Law of Binary System and Ternary System Open
Using Daqing natural sand packed tubular model and natural core, the injection rate is 1m/d and the experiment temperature is 45℃, studying binary system and ternary system interfacial tension changes of the produced liquid after betaine-p…
View article: The Prediction of Carbon Dioxide-Crude Oil Minimum Miscibility Pressure by CMG
The Prediction of Carbon Dioxide-Crude Oil Minimum Miscibility Pressure by CMG Open
According to the PVT high pressure physical parameters of oil and gas, Using the PVTI in reservoir numerical simulation software Eclipse to determine the phase characteristics of the fluid, fitting the basic parameters and building compone…
View article: The Experiment of Dynamic Adsorption about Mahogany Sulfonate Ternary System in the Natural Sand packed tubular model
The Experiment of Dynamic Adsorption about Mahogany Sulfonate Ternary System in the Natural Sand packed tubular model Open
Using Daqing natural sand packed tubular model, the length is 20 cm, 50 cm and 100 cm, and the permeability was (343 ～482)×10 -3 μm 2 , the injection rate is 1m/d and the experiment temperature is 45℃, by the experiment of dynamic adsorpti…
View article: The Effect of Well Site and interlayer permeability on Recovery Factor of Horizontal Well-High Concentration Polymer Flooding in Lateral Accretion Layer
The Effect of Well Site and interlayer permeability on Recovery Factor of Horizontal Well-High Concentration Polymer Flooding in Lateral Accretion Layer Open
CMG software was used to build an ideal model whose size ratio is 1:1:0.1,there are three completely closed interlayers whose dip angle is 10 o in the upper model, and the lower model is connected horizontal layer.The thickness ratio betwe…