Background:Hot flashes are one of the most common symptoms in menopause and significantly affect the quality of life of 67% of menopausal women.Acupuncture is found to be a low risk treatment in treating hot flashes b...Background:Hot flashes are one of the most common symptoms in menopause and significantly affect the quality of life of 67% of menopausal women.Acupuncture is found to be a low risk treatment in treating hot flashes but the evidence for its effectiveness is inconclusive.We developed an optimized acupuncture treatment protocol and designed a randomized controlled trial(RCT) to assess the efficacy of acupuncture for reducing hot flashes in menopausal women.Methods:This is a single-site,single-blind,randomized sham-controlled trial with two parallel arms.A total of 60 eligible patients will be recruited and randomly assigned to either the acupuncture group(n=30) or the sham acupuncture group(n=30).Treatment will be given twice a week,for 30 min,for six consecutive weeks.The primary outcome is the hot flashes scores,assessed using the validated hot flashes diary at baseline,week 3,week 6 and week 10.The secondary outcome will be measured by menopause-specific quality of life(MENQOL) at baseline,week 6,and week 10.Meanwhile,any adverse events will be recorded.Discussion:If the outcome of this study confirms acupuncture to be an effective therapy to reduce hot flashes in menopausal women,we expect this study to inspire further investigations and provide useful information in forming an optimal acupuncture treatment protocol for clinic.Trial registration:Chinese Clinical Trial Registry identifier:ChiCTR1800018638,Date of registration:30 th September 2018.URL:http://www.chictr.org.cn/showproj.aspx?proj=31462.展开更多
The hardware and software design of two digital control systems based on 80C196KB MCU for flash butt welder is introduced in this paper.The welding power supply is made of six-phase half-wave rectifier.The welding out...The hardware and software design of two digital control systems based on 80C196KB MCU for flash butt welder is introduced in this paper.The welding power supply is made of six-phase half-wave rectifier.The welding outer characteristic of welding machine is realized by digital PI algorithm with the voltage close-loop feedback.The flashing curve is finished by elec- tric-hydraulic servo valve.The process control system transfers datum with power supply system by a serial communication inter- face.The parameters of the control systems are collected by photoelectrical seclusion to avoid the disturbing of the electromagnetism in welding process.展开更多
Objective:To compare the therapeutic effect on menopausal hot flashes between acupuncture and Climen so as to provide a new approach to the treatment of this disease.Methods:A total of 80 cases in line with inclusion ...Objective:To compare the therapeutic effect on menopausal hot flashes between acupuncture and Climen so as to provide a new approach to the treatment of this disease.Methods:A total of 80 cases in line with inclusion criteria were randomized into a treatment group(treated with acupuncture) and a control group(oral administration with climen),40 cases in each one.The treatment for 1 month was as 1 course and lasted consecutively for 2 courses.Before and after treatment,the contents of serum estrogen(estradiol,E_(2)) and 5-hydroxytryptamine(HT) and the scores of the attack frequency and severity scale of hot flashes and sweating,domestic modified Kupperman scale and traditional Chinese medicine(TCM) symptom scale were observed,and the clinical therapeutic effect was evaluated in the two groups separately.Results:Before treatment,there was no difference in the content of E_(2) and 5-HT,the score of hot flashes and sweating,Kupperman score and TCM symptom score in the patients between two groups,indicating the comparability(all P>0.05).Compared with the data before treatment,the contents of serum E_(2)(treatment group vs control group:22.24±11.02 vs 33.12±1.01;22.11±10.19 vs 25.29±2.23) and5-HT(treatment group vs control group:96.12±8.21 vs 131.21±30.21;96.98±7.99 vs 108.29±22.08),the score of hot flashes and sweating(treatment group vs control group:8.24±1.02 vs 3.12±1.01;8.11±1.19 vs 5.29±2.23),Kupperman score(treatment group vs control group:26.12±2.21 vs11.21±0.21;26.98±1.99 vs 18.29±2.08) and TCM symptom score(treatment group vs control group:18.97±3.87 vs 10.12±0.16;19.01±2.29 vs 15.61±2.89) were statistically different after treatment in the two groups(all P<0.05).After treatment,the contents of serum E_(2) and 5-HT,the score of hot flashes and sweating,Kupperman score and TCM symptom score in the treatment group were all different statistically compared with the control group(all P<0.05).There was statistical difference in clinical therapeutic effect in the patients between two group,in which,the therapeutic effect in the treatment group was better than that in the control group(90% vs 77.5%,P<0.05).Conclusion:Acupuncture effectively reduces Kupperman score and TCM symptom score in the patients and its therapeutic effect is better than climen.Regarding relieving hot flashes symptoms in menopausal patients of kidney yin deficiency and improving in attack frequency and severity of hot flashes and sweating,the effects of acupuncture are superior to Climen.Acupuncture obviously increases the contents of serum E_(2) and 5-HT.展开更多
基金Supported by grants from Shanghai Municipal Commission of Health and Family Planning:ZY(2018-2020)-ZYJS-03。
文摘Background:Hot flashes are one of the most common symptoms in menopause and significantly affect the quality of life of 67% of menopausal women.Acupuncture is found to be a low risk treatment in treating hot flashes but the evidence for its effectiveness is inconclusive.We developed an optimized acupuncture treatment protocol and designed a randomized controlled trial(RCT) to assess the efficacy of acupuncture for reducing hot flashes in menopausal women.Methods:This is a single-site,single-blind,randomized sham-controlled trial with two parallel arms.A total of 60 eligible patients will be recruited and randomly assigned to either the acupuncture group(n=30) or the sham acupuncture group(n=30).Treatment will be given twice a week,for 30 min,for six consecutive weeks.The primary outcome is the hot flashes scores,assessed using the validated hot flashes diary at baseline,week 3,week 6 and week 10.The secondary outcome will be measured by menopause-specific quality of life(MENQOL) at baseline,week 6,and week 10.Meanwhile,any adverse events will be recorded.Discussion:If the outcome of this study confirms acupuncture to be an effective therapy to reduce hot flashes in menopausal women,we expect this study to inspire further investigations and provide useful information in forming an optimal acupuncture treatment protocol for clinic.Trial registration:Chinese Clinical Trial Registry identifier:ChiCTR1800018638,Date of registration:30 th September 2018.URL:http://www.chictr.org.cn/showproj.aspx?proj=31462.
文摘The hardware and software design of two digital control systems based on 80C196KB MCU for flash butt welder is introduced in this paper.The welding power supply is made of six-phase half-wave rectifier.The welding outer characteristic of welding machine is realized by digital PI algorithm with the voltage close-loop feedback.The flashing curve is finished by elec- tric-hydraulic servo valve.The process control system transfers datum with power supply system by a serial communication inter- face.The parameters of the control systems are collected by photoelectrical seclusion to avoid the disturbing of the electromagnetism in welding process.
基金Supported by Guangdong Education Department Youth Innovation Talent Project(Natural Science):2018 KQNCX043Chongqing Science&Health Jointed Project of Technology Innovation and Application Development of Traditional Chinese Medicine:2020 ZY3600+1 种基金Zhang Xijian’s National Famous Chinese Medicine Physician Studio of State Administration of Traditional Chinese MedicineSurface Project of Guangdong Provincial Administration of Traditional Chinese Medicine:20191114。
文摘Objective:To compare the therapeutic effect on menopausal hot flashes between acupuncture and Climen so as to provide a new approach to the treatment of this disease.Methods:A total of 80 cases in line with inclusion criteria were randomized into a treatment group(treated with acupuncture) and a control group(oral administration with climen),40 cases in each one.The treatment for 1 month was as 1 course and lasted consecutively for 2 courses.Before and after treatment,the contents of serum estrogen(estradiol,E_(2)) and 5-hydroxytryptamine(HT) and the scores of the attack frequency and severity scale of hot flashes and sweating,domestic modified Kupperman scale and traditional Chinese medicine(TCM) symptom scale were observed,and the clinical therapeutic effect was evaluated in the two groups separately.Results:Before treatment,there was no difference in the content of E_(2) and 5-HT,the score of hot flashes and sweating,Kupperman score and TCM symptom score in the patients between two groups,indicating the comparability(all P>0.05).Compared with the data before treatment,the contents of serum E_(2)(treatment group vs control group:22.24±11.02 vs 33.12±1.01;22.11±10.19 vs 25.29±2.23) and5-HT(treatment group vs control group:96.12±8.21 vs 131.21±30.21;96.98±7.99 vs 108.29±22.08),the score of hot flashes and sweating(treatment group vs control group:8.24±1.02 vs 3.12±1.01;8.11±1.19 vs 5.29±2.23),Kupperman score(treatment group vs control group:26.12±2.21 vs11.21±0.21;26.98±1.99 vs 18.29±2.08) and TCM symptom score(treatment group vs control group:18.97±3.87 vs 10.12±0.16;19.01±2.29 vs 15.61±2.89) were statistically different after treatment in the two groups(all P<0.05).After treatment,the contents of serum E_(2) and 5-HT,the score of hot flashes and sweating,Kupperman score and TCM symptom score in the treatment group were all different statistically compared with the control group(all P<0.05).There was statistical difference in clinical therapeutic effect in the patients between two group,in which,the therapeutic effect in the treatment group was better than that in the control group(90% vs 77.5%,P<0.05).Conclusion:Acupuncture effectively reduces Kupperman score and TCM symptom score in the patients and its therapeutic effect is better than climen.Regarding relieving hot flashes symptoms in menopausal patients of kidney yin deficiency and improving in attack frequency and severity of hot flashes and sweating,the effects of acupuncture are superior to Climen.Acupuncture obviously increases the contents of serum E_(2) and 5-HT.
