邵燕磊 張儉 陸維
[摘要]目的:觀察1 540nm非剝脫鉺玻璃點(diǎn)陣激光治療妊娠紋的療效及患者滿意度。方法:選取筆者醫(yī)院2018年1月-2018年12月收治的62例妊娠紋患者,按隨機(jī)數(shù)表法分為觀察組與對(duì)照組,每組31例。觀察組采用1 540nm鉺玻璃點(diǎn)陣激光治療,對(duì)照組采用10 600nm CO2點(diǎn)陣激光治療。比較兩組治療后的有效率、治療前和末次治療3個(gè)月后的灰度差值、患者滿意度、創(chuàng)面紅斑水腫消退時(shí)間、痂皮脫落時(shí)間及色素沉著發(fā)生率。結(jié)果:觀察組有效率83.87%,高于對(duì)照組的61.29%,差異有統(tǒng)計(jì)學(xué)意義(P<0.05)。兩組治療前腹部照片灰度差值的差異無統(tǒng)計(jì)學(xué)意義(P>0.05),末次治療后3個(gè)月,兩組腹部照片的灰度差值均較治療前顯著下降(P<0.05),且觀察組末次治療后3個(gè)月腹部照片的灰度差值顯著低于對(duì)照組(P<0.05)。觀察組患者滿意度為93.55%,高于對(duì)照組74.19%,兩組比較差異具有統(tǒng)計(jì)學(xué)意義(P<0.05)。兩組治療后即刻均出現(xiàn)創(chuàng)面紅斑水腫與痂皮脫落,紅斑水腫消退時(shí)間與痂皮脫落時(shí)間比較,差異無統(tǒng)計(jì)學(xué)意義(P>0.05);觀察組與對(duì)照組色素沉著發(fā)生率分別為6.45%與19.35%,差異無統(tǒng)計(jì)學(xué)意義(P>0.05)。結(jié)論:1 540nm鉺玻璃點(diǎn)陣激光對(duì)妊娠紋的改善作用優(yōu)于10 600nm CO2點(diǎn)陣激光,且不良反應(yīng)少,是妊娠紋的理想治療方案。
[關(guān)鍵詞]非剝脫性;鉺玻璃點(diǎn)陣激光;妊娠紋;局灶性光熱作用;美觀性
[中圖分類號(hào)]R616.4 ? ?[文獻(xiàn)標(biāo)志碼]A ? ?[文章編號(hào)]1008-6455(2019)11-0060-03
Abstract: Objective To observe the aesthetics and patient satisfaction of 1 540 nm non-exfoliated Er glass lattice laser treatment of stretch marks. Methods ?A total of 62 patients with stretch marks admitted to our hospital from January 2018 to December 2018 were enrolled in the observation group and the control group, 31 cases each. The observation group was treated with a 1 540 nm Er glass dot matrix laser, and the control group was treated with a 10 600 nm CO2 dot matrix laser. Compare the efficiency of the two groups, the gray level difference after treatment and the last treatment for 3 months, the patient satisfaction, the time of erythematous edema, the time of molting and the incidence of pigmentation. Results ?The effective rate of the observation group was 83.87%, which was higher than 61.29% in the control group, the difference was statistically significant (P<0.05). There was no significant difference in the gray-scale difference between the two groups before treatment (P>0.05). At 3 months after the last treatment, the gray-scale differences in the abdominal photographs of the two groups were significantly lower than those before the treatment (P<0.05). The gradation difference of the abdominal photographs of the observation group at 3 months after the last treatment was significantly lower than that of the control group (P<0.05). The patient satisfaction of the observation group was 93.55%, which was higher than 74.19% in the control group (P<0.05). The wound erythema edema and ecdysis of both groups immediately after treatment, and there was no significant difference between the time of erythematous edema and the time of ecdysis (P>0.05). The incidence of pigmentation in the observation group and the control group were 6.45% and 19.35%, respectively, and the difference was not statistically significant (P>0.05). Conclusion ?The 1 540nm non-exfoliated Er glass lattice laser is better than the 10 600 nm CO2 dot matrix laser in improving the stretch marks, and has fewer adverse reactions. It is an ideal treatment for stretch marks.
2.5 典型病例:患者,42歲,臍部周圍妊娠紋。紋路處皮膚較正常膚色白、亮,且觸之皮膚明顯松弛,彈性差;治療4周后,妊娠紋大幅減輕,僅見輕微紋路,觸之皮膚松弛改善、彈性增大。見圖1。
3 ?討論
近年來,有學(xué)者[7]提出妊娠紋也屬于真皮瘢痕,使得點(diǎn)陣激光逐漸應(yīng)用于妊娠紋的治療。點(diǎn)陣激光以水為作用靶,被含水的結(jié)構(gòu)皮膚組織吸收后產(chǎn)生局灶光熱作用對(duì)真皮形成刺激,促進(jìn)新的膠原纖維生成與膠原重塑,從而改善妊娠紋[8]。以往認(rèn)為[9-10]鉺玻璃點(diǎn)陣激光由于水的吸收相對(duì)較少,所產(chǎn)生的局灶性光熱作用相對(duì)較弱,利于保持皮膚表皮完整,故皮膚組織受損相對(duì)較輕,同時(shí)激光作用也弱于剝脫性點(diǎn)陣激光。
本研究結(jié)果顯示1 540nm非剝脫鉺玻璃點(diǎn)陣激光治療妊娠紋的改善作用明顯,治療后美觀度高,患者滿意,效果優(yōu)于CO2點(diǎn)陣激光,這一結(jié)果與以往結(jié)論不符。筆者考慮可能與非剝脫性點(diǎn)陣激光能量足夠大時(shí),其穿透深度可大幅增加,從而有效刺激真皮層合成膠原纖維并加強(qiáng)膠原重塑,達(dá)到與剝脫性點(diǎn)陣激光相當(dāng)甚至更強(qiáng)的作用[11]。范婭琦[12]的動(dòng)物實(shí)驗(yàn)證實(shí),對(duì)于非剝脫點(diǎn)陣激光,不同能量對(duì)增生性瘢痕的療效也不同。按照以往觀念,1 540nm非剝脫鉺玻璃點(diǎn)陣激光的皮膚損傷更輕,理論上治療后引起的創(chuàng)面紅斑水腫可更快消退,痂皮也可更快脫落。而本研究中兩組創(chuàng)面紅斑水腫消退時(shí)間與痂皮脫落時(shí)間的差異雖無統(tǒng)計(jì)學(xué)意義,但觀察組仍相對(duì)更長,提示1 540nm非剝脫鉺玻璃點(diǎn)陣激光并未因局灶光熱作用相對(duì)較弱而減輕皮膚組織損傷,也進(jìn)一步驗(yàn)證了1 540nm非剝脫鉺玻璃點(diǎn)陣激光的作用更強(qiáng)這一事實(shí)。
色素沉著是點(diǎn)陣激光治療的常見不良反應(yīng),本研究中兩組色素沉著發(fā)生率比較差異無統(tǒng)計(jì)學(xué)意義,可能與樣本量較少有關(guān)。目前認(rèn)為[13],色素沉著的發(fā)生與能量、微熱損傷區(qū)密度、回合數(shù)等有關(guān),對(duì)照組色素沉著發(fā)生率相對(duì)較高,可能與CO2點(diǎn)陣激光的微熱損傷區(qū)密度較大有關(guān),可局部加強(qiáng)外用保濕乳劑,改善色素沉著。有研究[14]將1 550nm非剝脫鉺玻璃點(diǎn)陣激光治療妊娠紋與CO2點(diǎn)陣激光進(jìn)行對(duì)比,兩者療效并無顯著性差異,推測與每次治療間隔時(shí)間相對(duì)較短,真皮膠原重塑未完全以及治療時(shí)能量偏低等有關(guān)。本研究結(jié)果表明,點(diǎn)陣激光的治療間隔時(shí)間稍長,可使皮膚有足夠產(chǎn)生并重塑膠原的時(shí)間,對(duì)妊娠紋的改善作用更明顯。
綜上,1 540nm鉺玻璃點(diǎn)陣激光與10 600nm CO2點(diǎn)陣激光均可有效改善妊娠紋,其中1 540nm鉺玻璃點(diǎn)陣激光在能量足夠大時(shí)對(duì)妊娠紋的改善作用優(yōu)于10 600nm CO2點(diǎn)陣激光,且無永久性不良反應(yīng),可為妊娠紋的治療提供參考。
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[收稿日期]2019-01-28
本文引用格式:邵燕磊,張儉,陸維.非剝脫鉺玻璃點(diǎn)陣激光治療妊娠紋療效觀察及患者滿意度分析[J].中國美容醫(yī)學(xué),2019,28(11):60-62.