Lasers have been widely used for tattoo removal,but the limited light penetration depth calused by high skin scattering property restricts the therapeutic outcome of deep tattoo.Skin optical clearing method,by introdu...Lasers have been widely used for tattoo removal,but the limited light penetration depth calused by high skin scattering property restricts the therapeutic outcome of deep tattoo.Skin optical clearing method,by introducing optical clearing agent(OCA)into skin,has shown some im-provement in the effect of laser tattoo removal.In this study,the enhanced laser tattoo removal has been quantitatively assessed.OCA was applied to the skin of tattoo animal model and Q switched Nd:YAG laser(1064 nm)irradiation was used to remove the tattoo.The skin evaluation instrument(Mexameter probe,MPA580)was applied to measure the content of tattoo pigment before and after laser treatment,and then the clearance rate of pigment was calculated.Further,Monte Carlo(MC)method was utilized to simulate the efecet of skin optical clearing on light transmission in tattoo skin model.By comparing the pigment change of tattoo areas respectively treated with OCA plus laser and single laser,it was found that pigment clearance of the former tattoo area was increased by 1.5-fold.Further,the MC simulation verifed that the reduced light scattering in skin could increase the effective dose of lumninous fux reaching to the deep tattoo regions.It can be concluded from both experiment and theoretical simulations that skin optical clearing technique could improve the outcome of laser tattoo re moval,which should be beneficial for clinical laser tattoo removal and other laser pigment elimination.展开更多
Drugs used for clearing away the inter-nal heat are called heat-clearing drugs.Heat-clearing drugs are cool or cold inproperty with the effects of clearing awayheat,purging fire,removing heat from theblood,detoxicatin...Drugs used for clearing away the inter-nal heat are called heat-clearing drugs.Heat-clearing drugs are cool or cold inproperty with the effects of clearing awayheat,purging fire,removing heat from theblood,detoxicating,and clearing away heatof the deficiency type.They are chiefly indi-cated for febrile diseases with high fever,dys-entery of the heat type,suppurative infec-展开更多
目的探讨祛湿清热针刺疗法对急性湿疹患者AhR、IFN-γ、EOS、IL-17水平的影响。方法选取2021年11月—2023年7月期间于马鞍山中医院收治的78例急性湿疹患者,采用随机数字表法分为对照组和治疗组,每组各39例。对照组给予常规治疗,治疗组...目的探讨祛湿清热针刺疗法对急性湿疹患者AhR、IFN-γ、EOS、IL-17水平的影响。方法选取2021年11月—2023年7月期间于马鞍山中医院收治的78例急性湿疹患者,采用随机数字表法分为对照组和治疗组,每组各39例。对照组给予常规治疗,治疗组给予祛湿清热针刺疗法治疗。治疗2周后,观察比较两组患者临床疗效、不良反应情况,治疗前后中医证候评分、湿疹面积及严重度指数(Eczema area and severity index,EASI)评分、视觉模拟评分法(Visual pain scale,VAS)评分、实验室检查指标[嗜酸性粒细胞(Eosinophil,EOS)、白细胞介素-17(Interleukin-17,IL-17)、干扰素-γ(Interferon,IFN-γ)、芳香烃受体(Aromatic hydrocarbon receptor,AhR)]、皮肤生理功能指标。结果治疗后治疗组临床总有效率97.44%(38/39)明显高于对照组82.05%(32/39),差异有统计学意义(P<0.05)。治疗后两组患者发病急、病程短、渗出明显、皮损潮红、伴红疹、灼热瘙痒、自觉发热、口渴欲饮、心烦评分均较治疗前降低,差异有统计学意义(P<0.05);且治疗组患者发病急、病程短、渗出明显、皮损潮红、伴红疹、灼热瘙痒、自觉发热、口渴欲饮、心烦评分均明显低于对照组,差异有统计学意义(P<0.05)。治疗后两组患者EASI、VAS评分均较治疗前降低,差异有统计学意义(P<0.05);且治疗组EASI、VAS评分均较对照组明显降低,差异有统计学意义(P<0.05)。治疗后两组患者AhR、IL-17、IFN-γ、EOS水平均较治疗前降低,差异有统计学意义(P<0.05);且治疗组AhR、IL-17、IFN-γ、EOS水平均较对照组明显降低,差异有统计学意义(P<0.05)。治疗后两组患者皮肤生理功能指标较治疗前升高,差异有统计学意义(P<0.05);且治疗组皮肤生理功能指标较对照组明显升高,差异有统计学意义(P<0.05)。治疗期间,治疗组不良反应发生率7.69%(3/39)与对照组17.95%(7/39)比较,差异无统计学意义(P>0.05)。结论祛湿清热针刺疗法能够有效降低急性湿疹患者AhR、IFN-γ、EOS、IL-17水平,降低炎症反应,疗效明显。展开更多
基金supported by the National Nature Science Foundation of China (Grant Nos.81171376,91232710,812111313)the Science Fund for Creative Research Group (Grant No.61121004)the Research Fund for the Doctoral Program of Higher Education of China (Grant No.20110142110073).
文摘Lasers have been widely used for tattoo removal,but the limited light penetration depth calused by high skin scattering property restricts the therapeutic outcome of deep tattoo.Skin optical clearing method,by introducing optical clearing agent(OCA)into skin,has shown some im-provement in the effect of laser tattoo removal.In this study,the enhanced laser tattoo removal has been quantitatively assessed.OCA was applied to the skin of tattoo animal model and Q switched Nd:YAG laser(1064 nm)irradiation was used to remove the tattoo.The skin evaluation instrument(Mexameter probe,MPA580)was applied to measure the content of tattoo pigment before and after laser treatment,and then the clearance rate of pigment was calculated.Further,Monte Carlo(MC)method was utilized to simulate the efecet of skin optical clearing on light transmission in tattoo skin model.By comparing the pigment change of tattoo areas respectively treated with OCA plus laser and single laser,it was found that pigment clearance of the former tattoo area was increased by 1.5-fold.Further,the MC simulation verifed that the reduced light scattering in skin could increase the effective dose of lumninous fux reaching to the deep tattoo regions.It can be concluded from both experiment and theoretical simulations that skin optical clearing technique could improve the outcome of laser tattoo re moval,which should be beneficial for clinical laser tattoo removal and other laser pigment elimination.
文摘Drugs used for clearing away the inter-nal heat are called heat-clearing drugs.Heat-clearing drugs are cool or cold inproperty with the effects of clearing awayheat,purging fire,removing heat from theblood,detoxicating,and clearing away heatof the deficiency type.They are chiefly indi-cated for febrile diseases with high fever,dys-entery of the heat type,suppurative infec-
文摘目的探讨祛湿清热针刺疗法对急性湿疹患者AhR、IFN-γ、EOS、IL-17水平的影响。方法选取2021年11月—2023年7月期间于马鞍山中医院收治的78例急性湿疹患者,采用随机数字表法分为对照组和治疗组,每组各39例。对照组给予常规治疗,治疗组给予祛湿清热针刺疗法治疗。治疗2周后,观察比较两组患者临床疗效、不良反应情况,治疗前后中医证候评分、湿疹面积及严重度指数(Eczema area and severity index,EASI)评分、视觉模拟评分法(Visual pain scale,VAS)评分、实验室检查指标[嗜酸性粒细胞(Eosinophil,EOS)、白细胞介素-17(Interleukin-17,IL-17)、干扰素-γ(Interferon,IFN-γ)、芳香烃受体(Aromatic hydrocarbon receptor,AhR)]、皮肤生理功能指标。结果治疗后治疗组临床总有效率97.44%(38/39)明显高于对照组82.05%(32/39),差异有统计学意义(P<0.05)。治疗后两组患者发病急、病程短、渗出明显、皮损潮红、伴红疹、灼热瘙痒、自觉发热、口渴欲饮、心烦评分均较治疗前降低,差异有统计学意义(P<0.05);且治疗组患者发病急、病程短、渗出明显、皮损潮红、伴红疹、灼热瘙痒、自觉发热、口渴欲饮、心烦评分均明显低于对照组,差异有统计学意义(P<0.05)。治疗后两组患者EASI、VAS评分均较治疗前降低,差异有统计学意义(P<0.05);且治疗组EASI、VAS评分均较对照组明显降低,差异有统计学意义(P<0.05)。治疗后两组患者AhR、IL-17、IFN-γ、EOS水平均较治疗前降低,差异有统计学意义(P<0.05);且治疗组AhR、IL-17、IFN-γ、EOS水平均较对照组明显降低,差异有统计学意义(P<0.05)。治疗后两组患者皮肤生理功能指标较治疗前升高,差异有统计学意义(P<0.05);且治疗组皮肤生理功能指标较对照组明显升高,差异有统计学意义(P<0.05)。治疗期间,治疗组不良反应发生率7.69%(3/39)与对照组17.95%(7/39)比较,差异无统计学意义(P>0.05)。结论祛湿清热针刺疗法能够有效降低急性湿疹患者AhR、IFN-γ、EOS、IL-17水平,降低炎症反应,疗效明显。
