According to special relativity,the relationship of electromagnetic conversion in a linear moving vacuum and the relationship formula between the magnetic vector potential/scalar potential and the LEM(Longitudinal Ele...According to special relativity,the relationship of electromagnetic conversion in a linear moving vacuum and the relationship formula between the magnetic vector potential/scalar potential and the LEM(Longitudinal Electromagnetic)waves,it is inferred that the spherical vacuum space we are in undergoes outward helical motion at the speed of light following the right-hand screw rule,accompanied by a radial space expansion motion far less than the speed of light.Based on this space basis,we derive a unified field equation indicating that the gravitational field might be equivalent to the acceleration field of the radial expansion motion of our vacuum space,the strong nuclear force field presumably is generated by the light-rotation angular velocity of our space,the weak nuclear force field is most probably produced by its radial expansion motion and the electromagnetic field is undoubtedly produced by the radial linear motion of our space at the speed of light.We have also demonstrated both theoretically and experimentally that the LEM waves can generate artificial gravitational fields,and the LEM waves are the material basis of the unified field theory.Essentially,on Earth,time is the result of the relativistic length contraction effect caused by the radial space expansion speed,which leads to the rate of change of distance in the radial dimension on the unit radial space expansion speed.Moreover,based on the length contraction effect in special relativity,the time and space generated by the outward helical motion of space at the speed of light can be expressed as zero.This indicates that such motion not only does not affect the seemingly perpetually stationary space that we can constantly perceive but also enables the gravitational field formula to remain unchanged in our space.They constitute the spatio-temporal basis of the unified field theory.Based on our unified field theory,we have also discussed some forward-looking perspectives,such as motion at the speed of light,anti-gravitation fields,and interstellar travel.展开更多
目的探讨Syngo. via Frontier工作站在极外侧入路手术治疗腰椎结核中的应用效果。方法将48例行极外侧入路手术治疗的腰椎结核患者,随机分为研究组和对照组,每组24例。对照组在计算机导航下手术,研究组在对照组基础上增加Syngo. via Fron...目的探讨Syngo. via Frontier工作站在极外侧入路手术治疗腰椎结核中的应用效果。方法将48例行极外侧入路手术治疗的腰椎结核患者,随机分为研究组和对照组,每组24例。对照组在计算机导航下手术,研究组在对照组基础上增加Syngo. via Frontier工作站辅助。比较两组患者医患沟通满意度、术中出血量、手术时间、相关并发症发生情况、术后6个月美国脊柱损伤协会(ASIA)分级及术后12个月治愈率。结果研究组医患沟通满意度及术后12个月治愈率均高于对照组,而术中出血量、手术时间均少于对照组(均P <0. 05)。两组术后均有患者出现大腿前方麻木(研究组2例,对照组3例),出现屈髋无力各1例,经营养神经治疗后治愈。随访期间两组患者均未见钛网移位、塌陷,内固定无松动、断裂。两组术后6个月ASIA分级均优于术前(均P <0. 05),但两组间差异无统计学意义(P> 0. 05)。结论 Syngo. via Frontier工作站用于极外侧入路手术治疗腰椎结核的疗效确切,可提高医患沟通满意度,减少术中出血量并缩短手术时间。展开更多
目的探讨应用3D打印腰神经根变异(LNRA)模型测量Kambin三角面积变化的临床价值。方法选择2018年7月至2020年6月贵港市人民医院收治的LNRA患者4例,年龄44~65岁,男性2例,女性2例。变异类型:根联合型3例,尾侧起源型1例。通过采集患者的腰...目的探讨应用3D打印腰神经根变异(LNRA)模型测量Kambin三角面积变化的临床价值。方法选择2018年7月至2020年6月贵港市人民医院收治的LNRA患者4例,年龄44~65岁,男性2例,女性2例。变异类型:根联合型3例,尾侧起源型1例。通过采集患者的腰部三维MRI数据进行数字化医学建模,并测量Kambin三角区相关参数。通过3D打印技术构建患者LNRA模型,并在模型上实施孔镜置管模拟操作。结果基于3D打印模型的模拟操作发现,4例患者椎间孔Kambin三角面积分别为0.00 mm 2、11.60 mm 2、15.33 mm 2、22.20 mm 2,可容纳最大套管直径分别为0.00 mm、2.74 mm、3.88 mm、3.93 mm;椎管内Kambin三角面积分别为0.00 mm 2、26.72 mm 2、36.38 mm 2、76.88 mm 2,可容纳最大套管直径分别为0.00 mm、3.29 mm、5.33 mm、7.18 mm。结论3D打印LNRA模型可让临床医师对LNRA患者的Kambin三角区变化情况有直观、立体的了解,有利于降低手术风险,提高疗效。展开更多
文摘According to special relativity,the relationship of electromagnetic conversion in a linear moving vacuum and the relationship formula between the magnetic vector potential/scalar potential and the LEM(Longitudinal Electromagnetic)waves,it is inferred that the spherical vacuum space we are in undergoes outward helical motion at the speed of light following the right-hand screw rule,accompanied by a radial space expansion motion far less than the speed of light.Based on this space basis,we derive a unified field equation indicating that the gravitational field might be equivalent to the acceleration field of the radial expansion motion of our vacuum space,the strong nuclear force field presumably is generated by the light-rotation angular velocity of our space,the weak nuclear force field is most probably produced by its radial expansion motion and the electromagnetic field is undoubtedly produced by the radial linear motion of our space at the speed of light.We have also demonstrated both theoretically and experimentally that the LEM waves can generate artificial gravitational fields,and the LEM waves are the material basis of the unified field theory.Essentially,on Earth,time is the result of the relativistic length contraction effect caused by the radial space expansion speed,which leads to the rate of change of distance in the radial dimension on the unit radial space expansion speed.Moreover,based on the length contraction effect in special relativity,the time and space generated by the outward helical motion of space at the speed of light can be expressed as zero.This indicates that such motion not only does not affect the seemingly perpetually stationary space that we can constantly perceive but also enables the gravitational field formula to remain unchanged in our space.They constitute the spatio-temporal basis of the unified field theory.Based on our unified field theory,we have also discussed some forward-looking perspectives,such as motion at the speed of light,anti-gravitation fields,and interstellar travel.
文摘目的探讨Syngo. via Frontier工作站在极外侧入路手术治疗腰椎结核中的应用效果。方法将48例行极外侧入路手术治疗的腰椎结核患者,随机分为研究组和对照组,每组24例。对照组在计算机导航下手术,研究组在对照组基础上增加Syngo. via Frontier工作站辅助。比较两组患者医患沟通满意度、术中出血量、手术时间、相关并发症发生情况、术后6个月美国脊柱损伤协会(ASIA)分级及术后12个月治愈率。结果研究组医患沟通满意度及术后12个月治愈率均高于对照组,而术中出血量、手术时间均少于对照组(均P <0. 05)。两组术后均有患者出现大腿前方麻木(研究组2例,对照组3例),出现屈髋无力各1例,经营养神经治疗后治愈。随访期间两组患者均未见钛网移位、塌陷,内固定无松动、断裂。两组术后6个月ASIA分级均优于术前(均P <0. 05),但两组间差异无统计学意义(P> 0. 05)。结论 Syngo. via Frontier工作站用于极外侧入路手术治疗腰椎结核的疗效确切,可提高医患沟通满意度,减少术中出血量并缩短手术时间。
文摘目的探讨应用3D打印腰神经根变异(LNRA)模型测量Kambin三角面积变化的临床价值。方法选择2018年7月至2020年6月贵港市人民医院收治的LNRA患者4例,年龄44~65岁,男性2例,女性2例。变异类型:根联合型3例,尾侧起源型1例。通过采集患者的腰部三维MRI数据进行数字化医学建模,并测量Kambin三角区相关参数。通过3D打印技术构建患者LNRA模型,并在模型上实施孔镜置管模拟操作。结果基于3D打印模型的模拟操作发现,4例患者椎间孔Kambin三角面积分别为0.00 mm 2、11.60 mm 2、15.33 mm 2、22.20 mm 2,可容纳最大套管直径分别为0.00 mm、2.74 mm、3.88 mm、3.93 mm;椎管内Kambin三角面积分别为0.00 mm 2、26.72 mm 2、36.38 mm 2、76.88 mm 2,可容纳最大套管直径分别为0.00 mm、3.29 mm、5.33 mm、7.18 mm。结论3D打印LNRA模型可让临床医师对LNRA患者的Kambin三角区变化情况有直观、立体的了解,有利于降低手术风险,提高疗效。
