目的观察BTE Primus RS系统对膝关节前交叉韧带损伤重建术后恢复期下肢肌萎缩和功能的影响。方法回顾性分析2016年10月至2018年3月我院行膝关节前交叉韧带损伤重建术患者46例,根据术后肌力训练方式分为两组。治疗组患者23例,男19例,女4...目的观察BTE Primus RS系统对膝关节前交叉韧带损伤重建术后恢复期下肢肌萎缩和功能的影响。方法回顾性分析2016年10月至2018年3月我院行膝关节前交叉韧带损伤重建术患者46例,根据术后肌力训练方式分为两组。治疗组患者23例,男19例,女4例;年龄(27.18±1.47)岁,身高(177.62±3.68)cm,体重(77.64±3.71)kg,采用BTE Primus RS系统进行肌力和关节活动度训练。对照组患者23例,男20例,女3例,年龄(26.76±1.34)岁,身高(178.14±4.17)cm,体重(78.02±3.65)kg,按照徒手肌力和关节活动度训练方法进行康复。分别在术后3个月、6个月评价患肢大腿周径和Tegner Lysholm评分。对所观察数据采用t检验进行分析。结果术后6周时两组患肢大腿周径和Tegner Lysholm评分差异有统计学意义(P>0.05);术后3个月两组患者大腿周径的差异无统计学意义(P>0.05),Tegner Lysholm评分差异有统计学意义(P<0.01);术后6个月两组患者大腿周径的差异有统计学意义(P<0.01),Tegner Lysholm评分差异有统计学意义(P<0.01)。结论膝关节前交叉韧带损伤重建术后多伴有股四头肌萎缩和膝关节功能障碍,BTE Primus RS系统可以有效增加ACL重建术后患者大腿的周径并恢复膝关节运动功能,步行能力及膝关节整体功能表现。展开更多
目的:探讨针灸结合BTE PRIMUS RS对治疗膝关节骨性关节炎(knee Osteoarthritis,KOA)的疗效。方法:选择2009年6月至2012年1月在我院康复科就诊的KOA患者,2组均给予药物及物理因子等常规治疗,其中对照组在常规治疗基础上给予针灸治疗,每周...目的:探讨针灸结合BTE PRIMUS RS对治疗膝关节骨性关节炎(knee Osteoarthritis,KOA)的疗效。方法:选择2009年6月至2012年1月在我院康复科就诊的KOA患者,2组均给予药物及物理因子等常规治疗,其中对照组在常规治疗基础上给予针灸治疗,每周3次;治疗组在对照组基础上同时结合BTE PRIMUS RS对相应肌肉进行肌力训练,每天2次,每周10次;2组均治疗8周,3个月后进行回访。结果:对照组和治疗组较治疗前均能显著改善患者膝关节功能(P<0.01),且治疗组近期及远期疗效均优于对照组(P<0.05)。结论:对于KOA的康复治疗主张采用综合康复方法,其中针灸治疗KOA有较好的疗效,同时利用BTE PRIMUS RS,对于运动膝关节相关肌肉的肌力训练能有效增强膝关节的稳定性,改善膝关节功能并能长期维持。展开更多
目的:探讨并分析BTE Primus RS模拟仿真测试评价训练(BTE)系统在髌骨骨折患者康复治疗中的应用效果。方法:选取2017年6月至2019年1月期间在江苏省泰州市中医院进行康复治疗的40例髌骨骨折患者作为研究对象。随机将其分为观察组(n=20)与...目的:探讨并分析BTE Primus RS模拟仿真测试评价训练(BTE)系统在髌骨骨折患者康复治疗中的应用效果。方法:选取2017年6月至2019年1月期间在江苏省泰州市中医院进行康复治疗的40例髌骨骨折患者作为研究对象。随机将其分为观察组(n=20)与对照组(n=20)。对两组患者均进行常规的康复治疗,在此基础上采用BTE系统对观察组患者进行康复训练,然后比较两组患者膝关节屈曲的主动活动范围(AROM)和被动活动范围(PROM)、屈膝和伸膝状态下股四头肌的肌力及膝关节功能的优良率。结果:治疗8周后,观察组患者膝关节屈曲的AROM和PROM均大于对照组患者,其屈膝及伸膝状态下股四头肌的肌力均大于对照组患者,差异有统计学意义(P<0.05)。治疗后6个月,观察组患者患侧膝关节功能的优良率高于对照组患者,差异有统计学意义(P<0.05)。结论:在对髌骨骨折患者进行常规康复治疗的基础上,采用BTE系统对其进行康复训练能显著增加其膝关节的活动范围,提高其膝关节周围肌群的肌力,改善其膝关节的功能。展开更多
目的应用BTE Primus RS系统精确地量化刺络放血治疗膝关节炎(KOA)的临床疗效。方法选取KOA患者87例,膝关节周围压痛点予以刺络放血治疗,并使用BTE Primus RS系统对患者治疗前后膝关节功能进行客观的记录。结果刺络放血治疗后,膝关节伸...目的应用BTE Primus RS系统精确地量化刺络放血治疗膝关节炎(KOA)的临床疗效。方法选取KOA患者87例,膝关节周围压痛点予以刺络放血治疗,并使用BTE Primus RS系统对患者治疗前后膝关节功能进行客观的记录。结果刺络放血治疗后,膝关节伸肌群肌力较治疗前增长30.23%(P<0.01);功率增加307.14%(P<0.01);60°平均峰值力矩增长43.77%(P<0.01);120°平均峰值力矩增长30.78%(P<0.01)。结论刺络放血法治疗KOA具有较好的疗效,值得在临床进一步推广。展开更多
Biodegradable shape memory polymers( SMPs) are a class of intelligent materials with great potential for imparting biomaterial scaffolds multifunctionality in the field of tissue engineering and regenerative medicine....Biodegradable shape memory polymers( SMPs) are a class of intelligent materials with great potential for imparting biomaterial scaffolds multifunctionality in the field of tissue engineering and regenerative medicine.In this study,the biodegradable SMP poly( D,L-lactide-co-trimethylene carbonate)( PLMC) incorporated with the dexamethasone( Dex),which was a kind of synthetic bone-formation inducing factor,was fabricated into nanofibers via electrospinning.The morphology,constituent,thermal and mechanical properties of the produced Dex / PLMC composite nanofibers were characterized by scanning electron microscopy( SEM), Fourier transform infrared spectroscopy( FTIR), differential scanning calorimetry( DSC),and tensile testing,respectively.Then,ultrasound was employed as a remote stimulus to regulate the Dex releasing behavior from the composite nanofibers.It was found that the generated Dex /PLMC composite nanofibers had a uniform and smooth morphology with a diameter of ca.564 nm.Mechanical testing results showed that incorporation of the Dex gave rise to improved mechanical performance with the tensile strength,Young's modulus and strainat-break increased by 18.2%,20.0% and 64.4%,respectively.DSC data revealed that the glass transition temperature( Tg) of the composite nanofibers, i.e., the thermal transition temperature( Ttrans) for activating shape memory effect, was 39.7 ℃.Moreover, the release kinetics of the encapsulated Dex in the nanofibers could be manipulated by varying the acoustic power and insonation duration.These results suggested that the newly developed Dex / PLMC nanofibers could be a promising drug delivery system for applications in bone tissue engineering( BTE).展开更多
A numerical schemes applicable to the direct solution of Boltzmann transport equation (BTE) in vertical-SOI NMOSFET are investigated by means of the finite element analysis (FEA).The solution gives the electron distri...A numerical schemes applicable to the direct solution of Boltzmann transport equation (BTE) in vertical-SOI NMOSFET are investigated by means of the finite element analysis (FEA).The solution gives the electron distribution function,electrostatic potential,carriers concentration,drift velocity,average energy and drain current by directly solving the BTE and the Poisson equation self-consistency.The result shows that the direct numerical solution of the BTE with the aid of FEA and vertical SOI NMOSFET is a promising approach for ultra short channel transistors modeling.展开更多
文摘目的观察BTE Primus RS系统对膝关节前交叉韧带损伤重建术后恢复期下肢肌萎缩和功能的影响。方法回顾性分析2016年10月至2018年3月我院行膝关节前交叉韧带损伤重建术患者46例,根据术后肌力训练方式分为两组。治疗组患者23例,男19例,女4例;年龄(27.18±1.47)岁,身高(177.62±3.68)cm,体重(77.64±3.71)kg,采用BTE Primus RS系统进行肌力和关节活动度训练。对照组患者23例,男20例,女3例,年龄(26.76±1.34)岁,身高(178.14±4.17)cm,体重(78.02±3.65)kg,按照徒手肌力和关节活动度训练方法进行康复。分别在术后3个月、6个月评价患肢大腿周径和Tegner Lysholm评分。对所观察数据采用t检验进行分析。结果术后6周时两组患肢大腿周径和Tegner Lysholm评分差异有统计学意义(P>0.05);术后3个月两组患者大腿周径的差异无统计学意义(P>0.05),Tegner Lysholm评分差异有统计学意义(P<0.01);术后6个月两组患者大腿周径的差异有统计学意义(P<0.01),Tegner Lysholm评分差异有统计学意义(P<0.01)。结论膝关节前交叉韧带损伤重建术后多伴有股四头肌萎缩和膝关节功能障碍,BTE Primus RS系统可以有效增加ACL重建术后患者大腿的周径并恢复膝关节运动功能,步行能力及膝关节整体功能表现。
文摘目的:探讨针灸结合BTE PRIMUS RS对治疗膝关节骨性关节炎(knee Osteoarthritis,KOA)的疗效。方法:选择2009年6月至2012年1月在我院康复科就诊的KOA患者,2组均给予药物及物理因子等常规治疗,其中对照组在常规治疗基础上给予针灸治疗,每周3次;治疗组在对照组基础上同时结合BTE PRIMUS RS对相应肌肉进行肌力训练,每天2次,每周10次;2组均治疗8周,3个月后进行回访。结果:对照组和治疗组较治疗前均能显著改善患者膝关节功能(P<0.01),且治疗组近期及远期疗效均优于对照组(P<0.05)。结论:对于KOA的康复治疗主张采用综合康复方法,其中针灸治疗KOA有较好的疗效,同时利用BTE PRIMUS RS,对于运动膝关节相关肌肉的肌力训练能有效增强膝关节的稳定性,改善膝关节功能并能长期维持。
文摘目的:探讨并分析BTE Primus RS模拟仿真测试评价训练(BTE)系统在髌骨骨折患者康复治疗中的应用效果。方法:选取2017年6月至2019年1月期间在江苏省泰州市中医院进行康复治疗的40例髌骨骨折患者作为研究对象。随机将其分为观察组(n=20)与对照组(n=20)。对两组患者均进行常规的康复治疗,在此基础上采用BTE系统对观察组患者进行康复训练,然后比较两组患者膝关节屈曲的主动活动范围(AROM)和被动活动范围(PROM)、屈膝和伸膝状态下股四头肌的肌力及膝关节功能的优良率。结果:治疗8周后,观察组患者膝关节屈曲的AROM和PROM均大于对照组患者,其屈膝及伸膝状态下股四头肌的肌力均大于对照组患者,差异有统计学意义(P<0.05)。治疗后6个月,观察组患者患侧膝关节功能的优良率高于对照组患者,差异有统计学意义(P<0.05)。结论:在对髌骨骨折患者进行常规康复治疗的基础上,采用BTE系统对其进行康复训练能显著增加其膝关节的活动范围,提高其膝关节周围肌群的肌力,改善其膝关节的功能。
文摘目的应用BTE Primus RS系统精确地量化刺络放血治疗膝关节炎(KOA)的临床疗效。方法选取KOA患者87例,膝关节周围压痛点予以刺络放血治疗,并使用BTE Primus RS系统对患者治疗前后膝关节功能进行客观的记录。结果刺络放血治疗后,膝关节伸肌群肌力较治疗前增长30.23%(P<0.01);功率增加307.14%(P<0.01);60°平均峰值力矩增长43.77%(P<0.01);120°平均峰值力矩增长30.78%(P<0.01)。结论刺络放血法治疗KOA具有较好的疗效,值得在临床进一步推广。
基金the Fundamental Research Funds for the Central Universities,China(No.14D110519)Pujiang Talent Program Funded by the Science and Technology Commission of Shanghai Municipality,China(No.10PJ1400200)National Natural Science Foundation of China(No.51073032)
文摘Biodegradable shape memory polymers( SMPs) are a class of intelligent materials with great potential for imparting biomaterial scaffolds multifunctionality in the field of tissue engineering and regenerative medicine.In this study,the biodegradable SMP poly( D,L-lactide-co-trimethylene carbonate)( PLMC) incorporated with the dexamethasone( Dex),which was a kind of synthetic bone-formation inducing factor,was fabricated into nanofibers via electrospinning.The morphology,constituent,thermal and mechanical properties of the produced Dex / PLMC composite nanofibers were characterized by scanning electron microscopy( SEM), Fourier transform infrared spectroscopy( FTIR), differential scanning calorimetry( DSC),and tensile testing,respectively.Then,ultrasound was employed as a remote stimulus to regulate the Dex releasing behavior from the composite nanofibers.It was found that the generated Dex /PLMC composite nanofibers had a uniform and smooth morphology with a diameter of ca.564 nm.Mechanical testing results showed that incorporation of the Dex gave rise to improved mechanical performance with the tensile strength,Young's modulus and strainat-break increased by 18.2%,20.0% and 64.4%,respectively.DSC data revealed that the glass transition temperature( Tg) of the composite nanofibers, i.e., the thermal transition temperature( Ttrans) for activating shape memory effect, was 39.7 ℃.Moreover, the release kinetics of the encapsulated Dex in the nanofibers could be manipulated by varying the acoustic power and insonation duration.These results suggested that the newly developed Dex / PLMC nanofibers could be a promising drug delivery system for applications in bone tissue engineering( BTE).
文摘A numerical schemes applicable to the direct solution of Boltzmann transport equation (BTE) in vertical-SOI NMOSFET are investigated by means of the finite element analysis (FEA).The solution gives the electron distribution function,electrostatic potential,carriers concentration,drift velocity,average energy and drain current by directly solving the BTE and the Poisson equation self-consistency.The result shows that the direct numerical solution of the BTE with the aid of FEA and vertical SOI NMOSFET is a promising approach for ultra short channel transistors modeling.
