Lasers Med Sci:非热氮等离子体与长脉冲Nd:YAG激光在手部嫩肤中的疗效和安全性

2022-04-09 MedSci原创 MedSci原创

随着新的非侵入性方式的出现,越来越多的人考虑采用整体的身体年轻化方法,来尽量减少面部年轻化与包括手在内的身体其他部位之间的美容差异。

随着新的非侵入性方式的出现,越来越多的人考虑采用整体的身体年轻化方法,来尽量减少面部年轻化与包括手在内的身体其他部位之间的美容差异。近日,发表于Lasers Med Sci的一项随机对照研究探究了脉冲式非热大气压氮气等离子体与长脉冲Nd:YAG激光相比,在手部年轻化方面的多个治疗疗程的有效性和安全性。

为了优化氮气等离子体的嫩肤模式,在不同的输入功率和时间段,比较了反应性种类的相对强度和皮肤温度。研究共招募了25名轻度-中度光损伤皮肤的患者:随机选择一只手进行每周八次的等离子体治疗(两次),而另一只手则每月接受三次激光治疗(直到红斑变得明显)。

 

盲法皮肤科医生在第一次治疗后的1个月和2个月以及最后一次治疗后的1个月和3个月对受试者的手部皱纹和色斑的平均改善情况进行评分。评估了患者的满意度和皮肤的生物力学特征,包括皮肤共振运行时间(CRRT)、黑色素、经表皮失水(TEWL)和水合作用。

 

结果显示,临床上,两种方法都可以显著手部皱纹(等离子体和激光后分别为49.09±19.18%和39.32±18.21%)和色斑(等离子体和激光后分别为45.00±26.32%和30.62%±24.99%),且效果相似(P<0.05)。两种方法治疗后,CRRT和黑色素都有明显下降(P < 0.05)。值得注意的是,血浆疗法导致TEWL显著下降,并提高了皮肤的水合作用。而激光治疗则增强了TEWL,减少了皮肤的水合作用。

综上所述,该研究结果证实,冷等离子体与长脉冲Nd:YAG激光一样可有效和安全的实现手部皮肤的嫩肤,而且治疗期间的不适感和干燥感更少。

 

原始出处:

 

Katayoon Hadian, et al., Efficacy and safety of non-thermal nitrogen plasma versus long-pulsed Nd:YAG laser for hand rejuvenation. Lasers Med Sci. 2022 Feb;37(1):181-191. doi: 10.1007/s10103-020-03204-x.

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    2022-12-07 anminleiryan
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    2022-04-08 oliver169
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