謝燕燕 王曉川 張基勛 姜篤銀
[關鍵詞]改良提上瞼肌-眼輪匝肌固定法;上瞼下垂;輕度;提上瞼肌肌力;提上瞼肌縮短;并發(fā)癥
[中圖分類號]R622? ? [文獻標志碼]A? ? [文章編號]1008-6455(2021)12-0033-04
Clinical Study on Modified Levator Palpebrae Superioris Orbicularis Oculi Fixation Blepharoplasty for the Correction of Mild Blepharoptosis
XIE Yan-yan1,2,WANG Xiao-chuan2,3,ZHANG Ji-xun2,3,JIANG Du-yin2,3,4
(1.Department of Plastic Surgery,Jinan Hays Cosmetic Plastic Surgery Hospital,Jinan 250100,Shandong,China;2.Cheeloo College of Medicine,Shandong University,Jinan 250012,Shandong,China;3.Department of Plastic and Burns Surgery,the Second Hospital of Shandong University,Jinan 250000,Shandong,China;
4.Department of Emergency,the Second Hospital of Shandong University,Jinan 250033,Shandong,China)
Abstract: Objective? It is to study clinical therapeutic effect and complication rates of mild blepharoptosis correction by modified levator palpebrae superioris orbicularis oculi fixation blepharoplasty. Methods? 250 patients (320 eyes) with mild blepharoptosis treated from September 2014 to April 2020 were selected as the research object and divided into the observation group (125 cases, 165 eyes) and the control group (125 cases, 155 eyes). The upper eyelid margin of the patients was located at the upper edge of pupil, and their levator muscle strength was all 6-12mm. Patients in the observation group were treated by modified levator palpebrae superioris orbicularis oculi fixation blepharoplasty, and in the control group were treated by shortening levator palpebrae muscle. The treatment effect and complications were analyzed immediate after operation, one month after operation and 6 months after operation. Results? The position of upper eyelid margin of patients in the observation group returned to normal, and they were without palpebral fissure incomplete closure, only slight swelling found immediate after operation. There was only 5 eyes in the observation group with slight undercorrection and no one with overcorrection one month after operation. The short-term curative effect of the observation group was better than that of the control group, the difference was statistically significant (P<0.05). Six months after operation, the double eyelid arc of patients was smooth and natural, and the incidence of complications (6.06%) in the observation group was significantly lower than that of the control group (38.71%), also the patient satisfaction (84.00%) of the observation group higher than that of the control group (52.00%), the differences were statistically significant (P<0.05). Conclusion? Modified levator palpebrae superioris orbicularis oculi fixation blepharoplasty for correcting mild blepharoptosis conforms to ophthalmic anatomy and eyeball dynamics with smaller wound. Levator muscle strength of patients is improved after operation. The effect is reliable and the incidence of adverse reactions is low.
Key words: modified levator palpebrae superioris orbicularis oculi fixation blepharoplasty; blepharoptosis; mild; levator palpebrae muscle strength; levator palpebrae muscle shortening; complication
輕度上瞼下垂患者仰頭視物程度輕,多表現(xiàn)為輕度視野縮小,平視時抬眉輔助睜眼[1]。其癥狀易被患者及家屬忽視,但臨床較為常見,多為就醫(yī)行重瞼術時被醫(yī)生發(fā)現(xiàn)。治療時若單純行重瞼術,重瞼皺襞往往漂浮不定易消失,有些甚至加重上瞼下垂外觀。輕度上瞼下垂患者對手術結果的期待與單瞼患者行重瞼術基本一致,但實際效果較之差,并發(fā)癥多,不易為就醫(yī)者接受,影響了術后醫(yī)患雙方的滿意度。改良提上瞼肌-眼輪匝肌固定法瞼成形術對提上瞼肌的功能可起到改善作用,鑒于臨床中改良提上瞼肌-眼輪匝肌固定法瞼成形術在提上瞼肌肌力為8~12mm的患者中行重瞼成形術時應用良好[2],本次將該術式應用至輕度上瞼下垂患者中,對250例(320眼)上瞼下垂患者展開研究,旨在探討改良提上瞼肌-眼輪匝肌固定法瞼成形術治療輕度上瞼下垂的臨床療效,現(xiàn)報道如下。
1? 資料和方法
1.1 一般資料:選取2014年9月-2020年4月收治的輕度上瞼下垂患者250例作為研究對象,分為觀察組與對照組。觀察組采用改良提上瞼肌-眼輪匝肌固定法瞼成形術治療,共125例,單側85例,雙側40例,共165眼;其中女性95例125眼,男性30例40眼,年齡16~39歲。對照組采用提上瞼肌縮短術治療,共125例,單側95例,雙側30例,共155眼;其中女性105例120眼,男性20例35眼,年齡16~37歲。兩組一般資料比較差異無統(tǒng)計學意義(P>0.05),具有可比性。
1.2 納入標準:①輕度上瞼下垂,上瞼緣均位于瞳孔上緣和角膜上緣之間,下垂量1~2mm;②提上瞼肌肌力6~12mm;③無手術禁忌證,常規(guī)術前查體無異常,簽署知情同意書。
1.3 手術方法:術前測定患者的提上瞼肌肌力,檢測額肌肌力和上直肌功能,對提上瞼肌縮短量進行評估,畫線標記。患者取仰臥位,消毒鋪巾,局部麻醉。
觀察組給予改良提上瞼肌-眼輪匝肌固定法瞼成形術進行治療。切開皮膚、皮下,切除松弛皮膚及部分眼輪匝肌,保留近切口緣的肌下毛細血管網(wǎng)和近皮的上瞼靜脈叢。修剪瞼板前組織,選擇性去除或復位眶隔脂肪[3],沿眶隔后壁向上剪斷帖附于眶隔后壁的肌纖維,兩側分離至內(nèi)外角,向上分離至上橫韌帶,充分暴露提上瞼肌腱膜。于中央線上略偏內(nèi)側1~2mm處及外側線處縫合提上瞼肌腱膜與切口下緣眼輪匝肌,囑患者睜眼觀察瞼緣位置。滿意后7-0尼龍線穿過切口下緣皮膚肌肉、提上瞼肌腱膜、切口上緣皮膚肌肉全層間斷縫合。見圖1。
對照組給予提上瞼肌縮短術進行治療。提上瞼肌縮短量按照1:4或1:5進行計算。在需縮短肌肉長度上方約2mm處,做3對褥式縫合,將提上瞼肌固定于瞼板上緣。調(diào)整合適后,按皮膚-提上瞼肌腱膜-皮膚固定方式間斷縫合[4]。
1.4 術后處理:術畢,紗布加壓包扎,冷敷30min。對于存在瞼裂閉合不全者,日間滴氯霉素眼藥水,夜間睡前紅霉素眼膏封眼。并進行按壓眉毛睜眼閉眼功能鍛煉,一天兩次,每次15~30min,堅持2~3個月。
1.5 觀察指標:①術后即刻瞼裂閉合情況;②術后1個月根據(jù)暴露瞼裂高度、上瞼緣位置、瞼裂閉合情況三個指標進行近期矯正療效評價[5-6],見表1;③術后6個月遠期并發(fā)癥及患者滿意度評價,包括:瞼裂閉合不全、瞼內(nèi)翻或外翻、過矯或欠矯、重瞼皺襞流暢對稱度及患者滿意度[分為非常滿意、滿意、一般、不滿意及非常不滿意,總體滿意度=(非常滿意+滿意)例數(shù)/總例數(shù)×100%]等。
1.6 統(tǒng)計學分析:采用SPSS 18.0統(tǒng)計學軟件進行數(shù)據(jù)分析,計數(shù)資料以頻數(shù)和構成比表示,組間比較采用χ2檢驗,P<0.05為差異有統(tǒng)計學意義。
2? 結果
2.1 術后一般情況:術后即刻觀察組無一眼出現(xiàn)瞼裂閉合不全,無一眼出現(xiàn)血腫及感染;對照組有55眼(35.48%)出現(xiàn)瞼裂閉合不全,有5眼出現(xiàn)血腫,有5眼由于護理不當出現(xiàn)感染,對癥處理后好轉(zhuǎn)。
2.2 術后1個月近期療效評價:觀察組近期療效優(yōu)于對照組,差異有統(tǒng)計學意義(P<0.05),見表2。
2.3 兩組并發(fā)癥發(fā)生情況:觀察組并發(fā)癥發(fā)生率為6.06%,明顯低于對照組的38.71%,差異有統(tǒng)計學意義(P<0.05),見表3。
2.4 兩組患者滿意度比較:觀察組總體滿意率為84.00%,顯著高于對照組的52.00%,差異有統(tǒng)計學意義(P<0.05),見表4。兩組典型病例見圖2~3。
3? 討論
輕度上瞼下垂影響功能及美觀[7],目前臨床上手術治療以增強或縮短提上瞼肌肌力的術式較為多見,其中以瞼板-結膜切除或提上瞼肌縮短為主,但創(chuàng)傷較大[8],存在過矯、欠矯、瞼內(nèi)外翻、重瞼外形僵硬等并發(fā)癥[9-10],一旦出現(xiàn)瞼裂閉合不全患者術后易出現(xiàn)角膜損傷[11],影響術后效果。Jung I Park[12]的提上瞼肌-眼輪匝肌固定法瞼成形術,由于進行了提上瞼肌腱膜與眼輪匝肌的縫合,相當于將提上瞼肌腱膜末端遷徙至瞼板前眼輪匝肌,加強了提上瞼肌的力量[13-14],可矯正肌力不充足,將提上瞼肌肌力≥8mm者術后提上瞼肌肌力加強至正常水平。術后腫脹較輕,恢復較快,滿意度高[15]。鑒于以上理論,將該術式引入輕度上瞼下垂的矯正中。
在選擇手術方式時,提上瞼肌肌力是手術方法選擇的一個重要依據(jù)。針對提上瞼肌肌力>6mm的輕度上瞼下垂患者,在行改良提上瞼肌-眼輪匝肌固定法瞼成形術時,充分分離提上瞼肌腱膜至上橫韌帶,并在內(nèi)外側角處離斷,將提上瞼肌腱膜與切口下眼輪匝肌固定,相當于將提上瞼肌腱膜前徙,可起到提上瞼肌肌力加強的作用[16]。術中只分離提上瞼肌腱膜,不需要Müller's肌的處理,減少了術中出血量,操作簡單,避免了結膜脫垂的發(fā)生[17]。同時,在眼球球狀曲面上,提上瞼肌收縮時力的作用是前后向,通過起滑輪作用的眼球后變成上后向,故將上瞼緣拉成弧形。該術式符合提上瞼肌由水平轉(zhuǎn)為垂直向下的生理性活動方向,術后能完成流暢自然的重瞼外觀[18],增加了患者的滿意度。通過術后即刻觀察可以看出,觀察組無一眼出現(xiàn)瞼裂閉合不全,無一眼出現(xiàn)血腫及感染;術后1個月短期觀察,96.97%的患者效果良好;術后6個月隨訪顯示,5眼欠矯,5眼重瞼弧度不流暢,發(fā)生率6.06%,明顯低于對照組的38.71%?;颊咦陨頋M意度84.00%也高于對照組的52.00%。提示在輕度上瞼下垂的患者中采用提上瞼肌-眼輪匝肌固定法矯正,可通過增強提上瞼肌肌力以矯正上瞼下垂,效果顯著且手術安全性高,并發(fā)癥少。該術式的適應證為提上瞼肌肌力≥6mm的先天性上瞼下垂及后天醫(yī)源性上瞼下垂的修復,伴或者不伴有上瞼臃腫、上瞼皮膚松弛,可同時行內(nèi)眥贅皮矯正術。在術中操作過程中需注意以下幾點:①在注射麻藥時,宜注射在眼輪匝肌層,避免過深造成提上瞼肌一過性麻痹;②提上瞼肌腱膜的分離非常重要,需避免在分離時離斷提上瞼肌腱膜;③眼輪匝肌與提上瞼肌腱膜縫合固定層次和縫皮時皮膚與腱膜固定位置盡量在同一高度,若內(nèi)高外低,則切口下皮膚不能繃緊,易出現(xiàn)重瞼寬度變窄;若內(nèi)低外高,提上瞼肌肌力則得不到有效加強,術后矯正不充分。本組病例中有5眼欠矯患者即出現(xiàn)此問題;④去除組織要適量,避免眼周動脈弓損傷;⑤該術式未應用于提上瞼肌肌力<6mm的患者。
綜上所述,改良提上瞼肌-眼輪匝肌固定法瞼成形術矯正提上瞼肌肌力≥6mm的輕度上瞼下垂,矯正效果好,創(chuàng)傷小,并發(fā)癥少,重瞼弧線流暢,滿意度高。
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[收稿日期]2021-04-15
本文引用格式:謝燕燕,王曉川,張基勛,等.改良提上瞼肌-眼輪匝肌固定法瞼成形術矯正輕度上瞼下垂的臨床研究[J].中國美容醫(yī)學,2021,30(12):33-37.