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穴位贴敷促进剖宫产术后产妇产后恢复及子宫复旧的影响

穴位贴敷促进剖宫产术后产妇产后恢复及子宫复旧的影响

吴红艳 顾水琴 周欢

[關键词] 剖宫产;穴位外敷;产后恢复;子宫复旧

[中图分类号] R7174.6          [文献标识码] B          [文章编号] 1673-9701(2021)20-0077-03

Effect of acupoint external application on promoting postpartum recovery and uterine involution after cesarean section

WU Hongyan1   GU Shuiqin1   ZHOU Huan2

1.Department of Obstetrics, Jiaxing Maternal and Child Health Hospital in Zhejinag Province, Jiaxing   314000, China;2.Department of Traditional Chinese Medicine Jiaxing Maternal and Child Health Hospital in Zhejinag Province, Jiaxing   314000, China

[Abstract] Objective To explore the effect of acupoint external application on promoting postpartum recovery and uterine involution after cesarean section. Methods A total of 140 parturients who underwent cesarean section in the obstetrics and gynecology department of our hospital from January 2019 to August 2019 were selected and randomly divided into observation group and control group with 70 cases in each group. Both groups of parturients underwent conventional intrafascial lower uterine transverse incision cesarean section, and the control group received conventional Western medicine treatment after surgery. On the basis of the treatment in the control group, the observation group was treated with acupoint topical application of self-made Chinese medicine gel preparation,3 times/d, for 3 days. The postpartum lochia clean-up time, postpartum uterine contraction pain score, the time from the fundus of the uterus to the umbilical cord and the time of uterine invagination in the two groups were observed. The uterine involution and uterine effusion at 42 days postpartum were compared. Results The time to clean up postpartum lochia, the time from the bottom of the uterus to the umbilical cord and the time to enter the pelvis of the uterus in the observation group were significantly shorter than those in the control group(P<0.05). The score of postpartum uterine contractions in the observation group was significantly lower than that of the control group(P<0.05). At 42 days postpartum, ultrasound examination found that the rate of good uterine involution of the observation group was significantly higher than that of the control group(P<0.05), and the incidence of uterine effusion in the observation group was significantly lower than that of the control group(P<0.05). Conclusion Acupoint external application after cesarean section can not only promote the postpartum recovery of parturients, accelerate the absorption of uterine effusion, but also promote the involution of the uterus, promote uterine contraction and uterine fundus decline, speed up the recovery of the uterus, and shorten the duration of postpartum lochia time.

[Key words] Cesarean section; Acupoint external application; Postpartum recovery; Uterine involution

子宫复旧不良是产妇产后常见的并发症,血性恶露持续的时间比较长,且有臭味,常伴下腹部疼痛,如不及时有效治疗,可诱发恶露不绝、宫缩痛及产褥感染等,给产妇造成极大的心理和生理创伤,甚至遗憾终生[1-2]。研究已证实剖宫产是引起产后子宫复旧不全的主要致病因素,其术后诱发恶露不绝、宫缩痛及产褥感染等的发病率高于自然分娩,因此,早期诊断并治疗剖宫产术后子宫复旧不良至关重要[3-4]。目前,西医对促进剖宫产术后子宫复旧主要采用使用缩宫素、子宫按摩和提倡母乳喂养等方法为主,虽有一定的临床效果,但总体来说疗效欠理想[5-6]。穴位贴敷是一种常用的中医治疗方法,用于产后子宫复旧不全具有一定的效果[7-8]。本研究探讨穴位贴敷促进剖宫产术后产妇产后恢复及子宫复旧的影响,现报道如下。

1 资料与方法

1.1 一般资料

选取2019年1—8月在我院产科住院行剖宫产手术的产妇140例。纳入标准[9]:①均有产科剖宫产的手术指征;②单胎妊娠,怀孕足月。本研究方案经医院医学伦理委员会批准,纳入患者均签署知情同意书。排除标准[10]:①多胎妊娠或合并母亲妊娠合并症及并发症;②胎儿畸形或体重异常;③以往存在妊娠期高血压疾病、凝血障碍、血液系统等疾病;④皮肤病和腹部穴位相关部位皮肤有破损、感染或溃疡者。采用随机数字表法将患者分为观察组和对照组,每组各70例。两组年龄、孕龄、孕次和脐耻距离等基线资料比较,差异无统计学意义(P>0.05),具有可比性。

1.2 方法

两组产妇均在硬膜外麻醉下行常规筋膜内子宫下段横切口剖宫产术。对照组产妇术后予以常规抗生素预防感染、缩宫素肌注、子宫按摩和母乳喂养等西医常规治疗。观察组产妇在对照组基础上加穴位贴敷,采用自制的中药凝胶制剂(专利号201811546319.9)进行穴位贴敷,其中党参10 g、黄芪10 g、山茱萸10 g,当归10 g,益母草20 g,红花20 g,莪术15 g,三棱15 g,提取纯化成中药浓缩液,与羟丙基纤维素和丙三醇混合静置得到凝胶制剂,于腹部中脘、关元、神阙、子宫、归来等穴位进行贴敷,3次/d,连用3 d。

1.3 观察指标

①观察两组产妇产后恶露干净时间、产后宫缩痛评分、宫底下降至脐耻间时间和子宫入盆时间。②观察产后42 d时子宫复旧及宫腔积液情况。产后第42天予以妇科超声检查,测量子宫长径、横径和前后径,计算三径之和了解子宫复旧情况,并观察有无宫腔积液。子宫复旧清洁按照《中医临床病证诊断疗效标准》[11]制定,子宫复旧良好:42 d内恶露停止,子宫恢复正常大小,超声检查示子宫三径之和≤18 cm;子宫复旧不良:42 d后恶露未净,子宫未能恢复正常大小,超声检查示子宫三径之和>18 cm。

1.4 统计学处理

采用SPSS 22.0统计学软件处理数据,计量资料以均数±标准差(x±s)表示,采用t检验。计数资料以[n(%)]表示,采用χ2检验,P<0.05为差异有统计学意义。

2 结果

2.1 两组产妇产后恶露干净时间、产后宫缩痛评分、宫底下降至脐耻间时间和子宫入盆腔内时间比较

观察组产妇产后恶露干净时间、宫底下降至脐耻间时间和子宫入盆时间均明显短于对照组,差异有统计学意义(P<0.05);观察组产妇产后宫缩痛评分明显低于对照组,差异有统计学意义(P<0.05)。

2.2 两组产妇产后42 d时子宫复旧及宫腔积液比较

产后42 d时,超声检查发现观察组产妇子宫复旧良好率明显高于对照组(χ2=5.548,P<0.05),观察组产妇宫腔积液发生率明显低于对照组(χ2=3.882,P<0.05)。

3 讨论

子宫复旧是指胎儿及其附属物娩出后,子宫肌纤维的收缩与缩复作用,使子宫体积及胎盘附着部位子宫内膜逐渐恢复非孕状态的过程,需6周左右。子宫复旧不良是指子宫复旧功能受到阻碍,这是分娩孕妇子宫恢复至孕前状态的一种生理现象,是产科一种常见的并发症。剖宫产术后子宫复旧有其自身的规律,较自然分娩者子宫复旧速度慢,子宫复旧不良的发生率亦较自然分娩更高,这与剖宫产手术可引起子宫肌纤维的断裂,肌细胞受损相关[12-13]。子宫复旧不良主要表现为血性恶露持续时间延长,阴道反复出血,如果处理不当或不及时易导致恶露不绝、阴道大出血和产褥期宫内感染等并发症,严重危及生命[14-15]。目前西医西药对子宫复旧不良尚无特效的预防或治疗药物及方法,常采用缩宫素、子宫按摩和提倡母乳喂养等方法促进子宫平滑肌收缩,但临床效果总体不佳[16-17]。

中医认为子宫复旧不良属“恶露不尽”范畴,其病理病机多为产后亡血伤津、元气受损、瘀血内阻,瘀阻冲任,新血难安,不得归经,以致恶露不绝引起[18-19]。治疗本着“勿拘于产后,亦勿忘于产后”的原则,在产后采用自制的中药凝胶制剂进行穴位贴敷,方中以党参、黄芪益心气、升阳举陷,山茱萸补肾精,当归养肝血,红花、益母草活血调经,莪术、三棱行气破血、消积止痛,诸药合用,共成益气摄血,复其统摄之权,升阳举陷之功。党参、黄芪益气摄血,黄芪与当归配伍又是补血良方,产后气血亏损,肌收缩还有双向调解作用,作用相当于缩宫素,却优于缩宫素[20-21]。

中药穴位敷贴疗法是将中药或其提取物与适当基质混合后,制成各種剂型敷贴于穴位表面,利用中药的药理作用和药物对穴位的刺激作用达到治疗疾病的目的。敷贴疗法与内治疗法仅是剂型和给药途径不同而已,治疗效果上系殊途同归,且体外施用,药物吸收量较内服药小,作用更为和缓[22]。穴位是机体微循环密集开放的集中点,是机体功能系统在体表的综合表达,有着内联脏腑、外络肢节的作用,较周围皮肤具有高敏感、低电阻、开放性的特点。中药穴位敷贴疗法一方面通过药物走窜、发散的作用,经皮肤吸收发挥作用,避免消化道酶的破坏及肝脏的首过效应,直达病所且药力专一;另一方面,药物刺激穴位,起到疏通经络、调理气血的作用,和经络对药物具有放大效应,经络系统作为低电阻的运行通道,有助于发挥药物的归经作用,在病变组织器官起到较强的药理作用[23]。本研究显示,观察组产妇产后恶露干净时间、宫缩痛评分、宫底下降至脐耻间时间和子宫入盆时间明显短于或低于对照组。提示穴位外敷可促进剖宫产术后产妇产后恢复,缩短产后恶露持续时间,促进子宫收缩及子宫底下降,加快子宫恢复。同时研究还发现产后42 d时,观察组产妇子宫复旧良好率明显高于对照组,宫腔积液发生率明显低于对照组。提示穴位贴敷用于剖宫产术后可促进子宫的复旧,使子宫复原,加快宫腔积液吸收。

综上所述,穴位贴敷用于剖宫产术后不仅可促进产妇产后恢复,加快宫腔积液的吸收,而且可促进子宫的复旧,促进子宫收缩及子宫底下降,加快子宫恢复,缩短产后恶露持续时间。但本研究存在纳入的病例样本量较小,临床上准备增加病例数予以进一步证实。

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(收稿日期:2020-12-09)

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