李承碧 劉玄芳 郭建新
[摘 要] 目的:分析產(chǎn)后盆底肌訓(xùn)練防治盆底功能障礙(Pelvic floor dysfunction,PFD)的近期療效。方法:以2011年1月—2016年1月收治的500例產(chǎn)婦為研究對(duì)象,進(jìn)行前瞻性對(duì)照研究。在知情同意原則下,按照隨機(jī)數(shù)字表法將產(chǎn)婦分為觀察組及對(duì)照組,各250例,均于分娩后實(shí)施健康宣教進(jìn)行產(chǎn)后操鍛煉,觀察組加用產(chǎn)后盆底肌訓(xùn)練,持續(xù)3個(gè)月。比較兩組產(chǎn)婦控尿情況、盆底肌力變化與PFD發(fā)生率,探討產(chǎn)后盆底肌訓(xùn)練的近期療效與臨床價(jià)值。結(jié)果:兩組產(chǎn)婦分娩后3個(gè)月最大陰道壓力、盆底肌力均較分娩前顯著上升,觀察組上升更為明顯,差異有統(tǒng)計(jì)學(xué)意義(P<0.05)。觀察組分娩后3個(gè)月盆底肌力異常率為6.67%,顯著低于對(duì)照組的13.33%,差異有統(tǒng)計(jì)學(xué)意義(P<0.05)。兩組產(chǎn)婦分娩后3個(gè)月尿失禁、盆腔器官脫垂率均較分娩后顯著降低,觀察組降低更為明顯,差異有統(tǒng)計(jì)學(xué)意義(P<0.05)。結(jié)論:產(chǎn)后盆底肌訓(xùn)練在PFD的防治中發(fā)揮了良好的近期療效。
[關(guān)鍵詞] 產(chǎn)后;盆底肌訓(xùn)練;盆底功能障礙;近期療效
中圖分類號(hào):R 714.7 文獻(xiàn)標(biāo)識(shí)碼:B 文章編號(hào):2095-5200(2016)04-108-03
DOI:10.11876/mimt201604041
Observation on short-term curative effect of postpartum pelvic floor muscle training on prevention and treatment of pelvic floor dysfunction LI Chengbi1,LIU Xuanfang1,GUO Jianxin2. (1. Department of Obstetrics and Gynecology,The people's Hospital of Rongchang District,Chongqing 402460,China;2. Department of Obstetrics and Gynecology,Daping Hospital Research Institute of Surgery Third Military Medical University,Chongqing 400042,China)
[Abstract] Objective: To analyze the short-term curative effect of postpartum pelvic floor muscle training on prevention and treatment of pelvic floor dysfunction (Pelvic floor dysfunction, PFD). Methods: A total of 500 cases of puerperae admitted from January 2011 to January 2016 were chosen for a prospective controlled study. Under the principle of informed consent, they were divided into oberservation group and control group according to random number table, each 250 cases; both groups were conducted with post-natal health education. Additionally, observation group attended pelvic floor muscle training for 3 month after delivery. Maternal urinary conditions, changes in pelvic floor muscle strength and PFD incidence of two groups were compared for exploring short-term efficacy and clinical value of postpartum pelvic floor muscle training. Results: maximum pressure vagina, pelvic floor muscle strength increased significantly in both the two groups of women at 3 months after delivery compared with those before delivery, those of the observation group increased more significantly, the differences were statistically significant (P<0.05). Rate of pelvic floor muscle abnormalities in observation group at 3 months after delivery was 6.67%, which significantly lower than 13.33% in the control group, the difference was statistically significant (P<0.05). Rates of urinary incontinence and pelvic organ prolapse of two groups at 3 months after delivery significantly reduced compared with those in both groups before delivery, those of the observation group reduced more, the difference was statistically significant (P<0.05). Conclusions: Postpartum pelvic floor muscle training exerts a good short-term effect on the prevention and treatment of the PFD.
[Key words] postpartum;pelvic floor muscle training;pelvic floor dysfunction;short-term effect
盆底功能障礙(Pelvic floor dysfunction,PFD)以尿失禁、肛門失禁、便秘、盆腔器官脫垂等盆腔器官位置和功能異常為主要臨床表現(xiàn)[1]。研究表明,妊娠期激素水平的變化與分娩對(duì)盆底組織解剖和功能的影響是導(dǎo)致PFD發(fā)生的首要原因[2]。國(guó)外對(duì)該類疾病的研究較多,數(shù)據(jù)顯示美國(guó)女性中尿失禁比高血壓、糖尿病更常見,已成為威脅婦女健康的常見病之一[3]。筆者采用產(chǎn)后盆底肌訓(xùn)練恢復(fù)婦女產(chǎn)后控尿能力、盆底肌肉收縮力,取得了一定成效,現(xiàn)就方法及使用體會(huì)進(jìn)行總結(jié)。
1 資料與方法
1.1 病例資料
以我院2011年1月—2016年1月收治的500例產(chǎn)婦為研究對(duì)象進(jìn)行前瞻性對(duì)照研究。按照隨機(jī)數(shù)字表法將產(chǎn)婦分為觀察組及對(duì)照組,各250例。兩組產(chǎn)婦年齡、孕前體質(zhì)量指數(shù)(BMI)、孕周、新生兒體質(zhì)量、分娩方式等一般臨床資料比較,差異無統(tǒng)計(jì)學(xué)意義(P>0.05),本臨床研究具有可比性。
入組產(chǎn)婦孕周≥37周,均為初產(chǎn)婦,單胎妊娠且新生兒正常。未合并盆腔手術(shù)史或PFD病史,未合并嚴(yán)重產(chǎn)科并發(fā)癥。
1.2 產(chǎn)后鍛煉
兩組產(chǎn)婦均于分娩后接受健康宣教,每日行產(chǎn)后操鍛煉、盆底肌收縮3~5次,持續(xù)3個(gè)月。觀察組加用產(chǎn)后盆底肌訓(xùn)練,訓(xùn)練方案:1)腹式深呼吸:取去枕平臥位,囑產(chǎn)婦雙手置于腹部,吸氣時(shí)隆起腹部,經(jīng)口呼氣并盡量收縮腹部;抬起臀部,收縮盆底肌肉,吸氣時(shí)收縮臀部與腹部肌肉,呼氣時(shí)還原。每次深呼吸持續(xù)5 s,10次為1組,每日行60組。2)坐立提肛?。喝∽?,交叉雙足,雙手放于腰間,站立并收縮上提肛門,持續(xù)5~10 s后放松坐下,每次鍛煉持續(xù)10~15 min,每日鍛煉2~3次。3)會(huì)陰及肛門收縮:將尿液排空后行深呼吸,于吸氣時(shí)用力收縮會(huì)陰、肛門,持續(xù)3~5 s后呼氣,每次鍛煉持續(xù)5~10 min,每日鍛煉3~4次;小便時(shí)可刻意中斷3~5次,促進(jìn)尿道括約肌收縮能力恢復(fù)[4]。
4)使用神經(jīng)肌肉刺激治療儀(重慶帝德科技發(fā)展有限公司),將探頭置于陰道內(nèi),按照反饋曲線實(shí)施個(gè)體化生物反饋鍛煉,鍛煉順序?yàn)棰耦惱w維至Ⅱ類纖維,每次20~30 min,每周2次[5]。產(chǎn)后盆底肌鍛煉亦持續(xù)3個(gè)月。
1.3 觀察指標(biāo)
最大陰道壓力:使用盆底生物反饋治療儀記錄兩組產(chǎn)婦分娩后、分娩后3個(gè)月最大陰道壓力。
盆底肌力:采用會(huì)陰肌力測(cè)試法(GRRUG),于產(chǎn)婦腹肌放松狀態(tài)下,將食指、中指并攏送入陰道內(nèi),雙指接觸陰道內(nèi)各壁層肌肉,囑產(chǎn)婦盡力收縮、放松陰道,按照陰道肌肉收縮時(shí)間及持續(xù)狀態(tài)評(píng)價(jià)盆底肌力[6]:
0級(jí):陰道肌肉無收縮;1:陰道肌肉輕微收縮或有震動(dòng)感但無法持續(xù);2級(jí):陰道肌肉收縮、放松可重復(fù)2次,但持續(xù)時(shí)間均不足2 s;3級(jí):陰道肌肉收縮、放松可重復(fù)3次,且持續(xù)時(shí)間超過3 s;4級(jí):陰道肌肉收縮、放松可重復(fù)4次,持續(xù)時(shí)間超過4 s且可抵抗手指壓力;5級(jí):陰道肌肉收縮、放松可重復(fù)5次,持續(xù)時(shí)間超過5 s且可抵抗手指壓力。以盆底肌力0~3級(jí)為盆底肌力異常。
控尿與盆腔器官脫情況:應(yīng)用國(guó)際尿失禁委員會(huì)尿失禁問卷表(ICI-Q-LF)及1 h尿墊試驗(yàn)評(píng)價(jià)產(chǎn)婦分娩后、分娩后3個(gè)月控尿情況,并參照第7版《婦產(chǎn)科學(xué)》盆腔器官脫垂分度(POP-Q)觀察產(chǎn)婦分娩后、分娩后3個(gè)月盆腔器官脫垂發(fā)生情況[7]。
1.4 統(tǒng)計(jì)學(xué)分析
SPSS18.0分析數(shù)據(jù),陰道壓力以(x±s)表示,t檢驗(yàn),其他數(shù)據(jù)以(n/%)表示,χ2檢驗(yàn),等級(jí)資料采用秩和檢驗(yàn),以P<0.05為有統(tǒng)計(jì)學(xué)意義。
2 結(jié)果
2.1 最大陰道壓力及盆底肌力
觀察組、對(duì)照組分娩后3個(gè)月最大陰道壓力為(90.37±14.45)vs(67.79±12.40),均較分娩前顯著上升,觀察組上升更為明顯,分娩后3個(gè)月組間比較差異有統(tǒng)計(jì)學(xué)意義(P<0.05)。
兩組產(chǎn)婦分娩后3個(gè)月盆底肌力均較分娩后增加,觀察組肌力5級(jí)以上人數(shù)高于對(duì)照組,差異有統(tǒng)計(jì)學(xué)意義(P<0.05),觀察組分娩后3個(gè)月盆底肌力異常率為6.67%,顯著低于對(duì)照組的13.33%,差異有統(tǒng)計(jì)學(xué)意義(P<0.05)。見表1。
2.2 控尿與盆腔器官脫垂情況
觀察組分娩后3個(gè)月尿失禁、盆腔器官脫垂率均低于對(duì)照組,組間比較差異有統(tǒng)計(jì)學(xué)意義(P<0.05)。見表2。
3 討論
大量研究證實(shí),年齡、肥胖、絕經(jīng)、妊娠、陰道分娩次數(shù)、盆腔手術(shù)、尿路感染均在女性PFD的發(fā)生發(fā)展過程中扮演了重要角色,其中妊娠與PFD的關(guān)聯(lián)性最為密切[8]。姜濤等[9]指出,陰道分娩對(duì)會(huì)陰神經(jīng)、提肛肌、盆內(nèi)筋膜等組織的潛在損傷極易引發(fā)產(chǎn)后PFD。然而,亦有學(xué)者發(fā)現(xiàn),即使行選擇性剖宮產(chǎn),妊娠期激素水平變化引發(fā)的盆底肌收縮力下降與會(huì)陰、膀胱頸位置變化亦可導(dǎo)致尿控機(jī)制受損,此外,增大的子宮可導(dǎo)致盆底機(jī)械性損傷,在影響尿道關(guān)閉的同時(shí)升高盆腔器官脫垂風(fēng)險(xiǎn)[10]。因此,無論是陰道分娩還是剖宮產(chǎn),產(chǎn)婦分娩后均有著較高的PFD發(fā)生風(fēng)險(xiǎn)。本研究結(jié)果可見,兩組產(chǎn)婦分娩后最大陰道壓力均處于較高水平,且盆底肌力異常率均為100%,印證了上述結(jié)論。
對(duì)于癥狀嚴(yán)重者行盆底手術(shù)重建局部解剖學(xué),可促進(jìn)骨盆底整體恢復(fù)[11]。但該手術(shù)不僅創(chuàng)傷明顯,且費(fèi)用較高[12]。故以盆底肌訓(xùn)練為代表的保守措施仍是目前PFD防治的首選:國(guó)外研究證實(shí),應(yīng)用Kegel訓(xùn)練聯(lián)合生物反饋治療PFD具有良好的有效性[13];Hagen等[14]將盆底生物反饋治療儀用于產(chǎn)后尿失禁的防治,使產(chǎn)婦尿失禁發(fā)生率由干預(yù)前的19%顯著降至2%。
本研究在綜合過往文獻(xiàn)的基礎(chǔ)上,在健康宣教、產(chǎn)后操鍛煉、盆底肌收縮鍛煉的基礎(chǔ)上,將腹式深呼吸+坐立提肛肌+會(huì)陰及肛門收縮+盆底生物反饋治療儀聯(lián)合應(yīng)用于產(chǎn)后盆底肌訓(xùn)練,結(jié)果表明,經(jīng)個(gè)性化干預(yù)后,觀察組產(chǎn)婦最大陰道壓力、盆底肌力顯著改善,尿失禁、盆腔器官脫垂率亦得到了良好控制。該方案的優(yōu)勢(shì)在于通過對(duì)盆底肌群有意識(shí)、有目的性的自主收縮鍛煉,盆腔器官所受支持張力可得到顯著增加[15];并且持續(xù)、規(guī)律的肌肉鍛煉能夠促進(jìn)盆底血液循環(huán),在增強(qiáng)會(huì)陰部、肛門、腹肌、髖部肌肉張力的同時(shí),還可使子宮韌帶張力及子宮平滑肌縮復(fù)能力顯著上升[16]。Khan等 [17]發(fā)現(xiàn),陰道分娩、剖宮產(chǎn)對(duì)盆底運(yùn)動(dòng)神經(jīng)元造成的損傷也是PFD發(fā)生的重要原因之一,而盆底生物反饋治療儀可在個(gè)體化原則指導(dǎo)下實(shí)施盆底肌肉生殖反饋與電刺激,對(duì)盆底肌肉收縮力、收縮時(shí)間的提高均具有積極作用,且可增強(qiáng)肌肉收縮的協(xié)調(diào)性與控制效果,進(jìn)一步提高盆底肌力恢復(fù)效果。且Barton等[18]指出,產(chǎn)后盆底肌訓(xùn)練最大的優(yōu)勢(shì)在于可由產(chǎn)婦自行實(shí)施,不限時(shí)間、不限地點(diǎn),在保證訓(xùn)練依從性及訓(xùn)練次數(shù)方面均具有積極意義。
綜上所述,作為一種簡(jiǎn)便、可行的防治方案,產(chǎn)后盆底肌訓(xùn)練能夠顯著提高產(chǎn)婦分娩后最大陰道壓力、盆底肌力,改善盆底功能受損癥狀,效果顯著。
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