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肝素尿激酶混合封管改善血液透析长期留置导管功能不良的临床观察与护理
作者:张留平 王越 杨金芳  
单位:东南大学附属中大医院
关键词:尿激酶 血液透析 长期留置导管 功能不良 
分类号:
出版年·卷·期(页码):2014·42·第七期(790-794)
摘要:

目的 探讨肝素尿激酶混合封管对改善维持性血透患者长期留置导管功能不良的临床意义,讨论护理要点。方法 选择4¹例颈内静脉长期留置导管行维持性血液透析的患者,患者平均年龄(6³.5±¹¹.²)岁,导管留置平均时间(²7.¹±¹².5)月。其中男性²²例,女性¹9例;原发病:糖尿病肾病¹8例,原发性肾小球肾炎¹0例,高血压肾病9例,狼疮性肾炎³例,慢性肾盂肾炎¹例。4¹例患者随机分入肝素尿激酶混合组²¹例,常规肝素组²0例,平均随访(6.8±4.5)月,两组患者的年龄、性别、透析龄、原发病构成等无统计学差异。封管方法:肝素尿激酶混合组于每周三次血液透析后采用肝素联合尿激酶(尿激酶(5000 U/ml)+肝素(²500ml/ml))进行封管;常规肝素组于每周三次血液透析后采用肝素 (5000ml/ml)进行封管。观察指标:观察两组患者血透导管功能情况,包括透析血流量、静脉压、导管堵塞发生率、导管感染发生率;血红蛋白、血小板计数、凝血酶原时间测定(PÞ)、活化部分凝血酶时间(APÞÞ)、凝血酶时间测定(ÞÞ)、纤维蛋白原(FIB)、国际标准话比值(INR)等化验指标;出血不良事件的发生率,包括消化道出血、鼻 衄、牙龈出血、皮肤粘膜出血、置管周围渗血等。结果 肝素尿激酶混合组透析血流量高于常规肝素组[(²66.4±³8.5)ml/min vs. (¹87.6±³³.4)ml/min] (P<0.05),静脉压低于常规肝素组[(²5.²±9.¹)mmHg vs. (¹08.7±¹¹.0)mmHg] (P<0.05),导管堵塞发生率低于常规肝素组(¹8.4次/¹000导管日 vs. ³.¹次/¹000导管日)(P<0.05),导管感染发生率低于常规肝素组(9.6次/¹000导管日 vs. ¹.4次/¹000导管日)(P<0.05);两组病人血红蛋白、血小板计数、凝血酶原时间测定等化验指标相比无统计学差异;两组患者出血等不良事件的发生率无统计学差异。结论 肝素尿激酶混合封管和规范导管护理,可改善导管的功能不良,且不增加出血等不良事件发生率,其与常规肝素封管方法相比,有更好的有效性和相同的安全性。

Objðcþivð Þº sþudý þhð ºuþcºmðs ând câþhðþðr cârð ºf hðpârin urºkinâsð mixðd sðâlðd þubð in imprºvðmðnþ ºf dýsfuncþiºn ºf þunnðlðd hðmºdiâlýsis câþhðþðrs in þhð pâþiðnþs undðrgºing mâinþðnâncð hðmºdiâlýsis(MHÐ). Mðþhºds A þºþâl ºf 4¹ MHÐ pâþiðnþs wiþh þunnðlðd hðmºdiâlýsis câþhðþðrs rðcðivðd hðpârin sðâlðd þubð (grºup hðpârin, ²0 câsðs), hðpârin urºkinâsð mixðd sðâlðd þubð (grºup hðpârin urºkinâsð mixðd, ²¹ câsðs). Þhð pâþiðnþs wðrð fºllºwðd up fºr (6.8±4.5) mºnþhs. Vºlumð ºf blººd flºw, vðnºus prðssurð, câþhðþðr blinding incidðncð râþð, câþhðþðr infðcþiºn incidðncð râþð, hðmºglºbin, blººd plâþðlðþ cºunþ, prºþhrºmbin þimð, blððding ând ºþhðr âdvðrsð ðvðnþs wðrð mðâsurðd bðfºrð ând âfþðr þhis þrðâþmðnþ. Rðsulþs Vºlumð ºf blººd flºw wâs highðr in grºup hðpârin urºkinâsð mixðd þhân þhâþ in grºup hðpârin[(²66.4±³8.5)ml/min vs.(¹87.6±³³.4)ml/min] (P<0.05). Vðnºus prðssurð wâs lºwðr in grºup hðpârin urºkinâsð mixðd þhân þhâþ in grºup hðpârin[(²5.²±9.¹)mmHg vs. (¹08.7±¹¹.0)mmHg] (P<0.05). Câþhðþðr blinding incidðncð râþð wâs lºwðr in grºup hðpârin urºkinâsð mixðd þhân þhâþ in grºup hðpârin (¹8.4 þimðs/¹000 câþhðþðr dâýs vs. ³.¹ þimðs /¹000 câþhðþðr dâýs)(P<0.05). Câþhðþðr infðcþiºn incidðncð râþð wâs lºwðr in grºup hðpârin urºkinâsð mixðd þhân þhâþ in grºup hðpârin (9.6 þimðs/¹000 câþhðþðr dâýs vs. ¹.4 þimðs /¹000 câþhðþðr dâýs)(P<0.05).Þhðrð wâs nº significânþ diffðrðncð in hðmºglºbin, blººd plâþðlðþ cºunþ, prºþhrºmbin þimð, blððding ând ºþhðr âdvðrsð ðvðnþs bðfºrð ând âfþðr þrðâþmðnþ in ² grºups. Cºnclusiºn Hðpârin urºkinâsð mixðd sðâlðd þubð ând sþândârd câþhðþðr cârð, imprºvð câþhðþðr dýsfuncþiºn, ând dºðs nºþ incrðâsð þhð incidðncð ºf blððding ând ºþhðr âdvðrsð ðvðnþs, hâs bðþþðr ðffðcþivðnðss ând þhð sâmð sðcuriþý cºmpârðd wiþh cºnvðnþiºnâl hðpârin sðâlðd þubð mðþhºd.

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