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find Keyword "肝素" 72 results
  • Clinical Observation on LowMolecularWeight Heparin with ACEI/ARB for Diabetic Nephropathy

    摘要:目的: 观察低分子肝素联合ACEI/ARB治疗糖尿病肾病(DN)的疗效。 方法 :将55例2型DN患者随机分为对照组(ACEI/ARB)和治疗组(ACEI/ARB+低分子肝素),疗程8周。比较两组治疗前和治疗后24h尿蛋白,Scr、BUN、血浆白蛋白等指标的变化。 结果 :(1)治疗后治疗组和对照组24h尿蛋白、Scr均显著下降(〖WTBX〗P lt;001,〖WTBX〗P lt;005),治疗组比对照组下降更为明显(〖WTBX〗P lt;005)。(2)治疗后两组血浆白蛋白均增加(〖WTBX〗P lt;001),治疗组与对照组治疗后比较无明显差异(〖WTBX〗P gt;005)。(3)治疗后两组BUN均降低(〖WTBX〗P lt;005),治疗组与对照组治疗后比较无明显差异(〖WTBX〗P gt;005)。(4)治疗后两组TC和TG均无明显变化。 结论 :联合应用低分子肝素能有效减少DN患者的蛋白尿,改善肾功能。Abstract: Objective: To study the clinical effects of lowmolecularweight heparin (LMWH) and ACEI/ARB on diabetic nephropathy(DN).Methods :55 patients of type 2 Diabetic nephropathy were randomly divided into treatment group(ACEI/ARB+ LMWH)and control group (ACEI/ARB).SCr,quantity of protein in 24hour urine,BUN and plasma albumin figures were compared between two groups before treatment and eight weeks after treatment.Results :(1)SCr,quantity of protein in 24hour urine had been decreased significantly in both groups(P lt;001,P lt;005),and more significantly in treated group than in control group (P lt;005).(2)Plasma albumin increased significantly in both groups(P lt;001).But no significantly increase of plasma albumin had been found in treatment group during the followup(P gt;005).(3)BUN decreased significantly in both groups(P lt;005), but no significantly decrease of BUN had been found in treatment group during the followup(P gt;005).(4)There were no significantly difference in TC and TG between two groups.Conclusion : LMWH and ACEI/ARB can ameliorate proteinuria and improve renal function of the patients with DN.

    Release date:2016-09-08 10:12 Export PDF Favorites Scan
  • 肝素涂层与非肝素涂层动脉过滤器的临床对比观察

    目的 对肝素涂层和非肝素涂层动脉过滤器在体外循环术中的应用结果进行对比观察。方法 80例体外循环心脏直视手术患者随机分为两组,每组40例。A组:用肝素涂层动脉过滤器,B组:用非肝素涂层动脉过滤器;并于不同的时间点观察血小板计数、血红蛋白、红细胞压积、激活凝血时间和过滤器内网在电子显微镜下的改变。结果 转流60分钟和结束时血小板计数,A组高于B组(P〈0.05)。电子显微镜示A组网眼清晰,边缘清楚,偶见有块状过滤物,B组滤网有絮状物,散在分布于网眼边缘,模糊不清,堵塞网眼,表明有纤维蛋白聚集,血小板粘附,脱落形成血小板碎片。结论 肝素涂层动脉过滤器能改善其生物相容性。

    Release date:2016-08-30 06:35 Export PDF Favorites Scan
  • A COMBINATION OF ARTERIOVENOUS IMPULSE SYSTEM AND LOW-MOLECULAR-WEIGHT HEPARINS CALCIUM FOR PROPHYLAXIS OF DEEP VENOUS THROMBOSIS FOLLOWING TOTAL KNEE ARTHROPLASTY

    Objective To analyze the effect of arteriovenous impulse system (AVIS) combined with lowmolecular-weight heparins calcium (LMWHC) for prophylaxis of deep vein thrombosis (DVT) following total knee arthroplasty (TKA). Methods From March 2006 to March 2008, 76 cases of osteoarthritis patients (76 knees) accepted TKA, including 25 males and 51 females with an average age of 66.6 years (range, 58-79 years). The affected knees were left side in 41 cases and right side in 35 cases. They were randomly divided into experimental group and control group before surgery. Then LMWHC and rehabil itation training were routinely given in two groups before and after surgery. However, only experimental group was treated with AVIS continually during the first four days and then two times a day for 30 minutes one time during 5-7 days. At 7 daysd after operation, color Doppler ultrasound was used to detect the occurrence condition of DVT. Results Five cases (13.16%) had thrombosis of calf and recovered after treated with urokinase and salvia in the experimental group. Eleven cases had thrombosis of calf and 3 cases had thrombosis of whole low extremities (36.84%), and improved after treated with urokinase and salvia in the control group. There was significant difference in DVT incidencerate between two groups (P lt; 0.05). No pulmonary embol ism or death was found in both groups. Conclusion AVIScan effectively accelerate the venous blood return velocity, a combination of AVIS and LMWHC has a better effect in theprevention of DVT following TKA.

    Release date:2016-08-31 05:48 Export PDF Favorites Scan
  • IMPACT OF IVAROXABAN ON HIDDEN BLOOD LOSS AND BLOOD TRANSFUSION RATE AFTER PRIMARY TOTAL KNEE ARTHROPLASTY

    Objective To analyze the impact of ivaroxaban on hidden blood loss and blood transfusion rate after primary total knee arthroplasty (TKA) by comparing with the use of low molecular weight heparin. Methods Between December 2009 and January 2011, the clinical data from 90 patients undergoing primary TKA were retrospectively analyzed. At 12 hours after operation, 45 patients were given ivaroxaban (10 mg/d) in the trial group and low molecular weight heparin injection (0.4 mL/d) in the control group for 14 days, respectively. There was no significant difference in gender, age, disease duration, or range of motion between 2 groups (P gt; 0.05). Results The operation time was (92.32 ± 23.13) minutes in the trial group and (89.81 ± 18.65) minutes in the control group, showing no significant difference (t=0.26, P=0.79). The hidden blood loss was (40.18 ± 14.85) g/L in the trial group and (34.04 ± 12.96) g/L in the control group, showing significant difference (t=2.09, P=0.00); the dominant blood loss was (30.60 ± 2.89) g/L and (28.85 ± 8.10) g/L respectively, showing no significant difference (t= 1.37, P=0.17). The blood transfusion rate was 73.33% (33/45) in the trial group and 55.56% (25/45) in the control group, showing no sigificant difference (χ2=3.10, P=0.08); the transfusion volume was (1.44 ± 1.09) U and (1.06 ± 1.17) U respectively, showing no significant difference (t=1.58, P=0.11). Stress ulcer occurred in 1 case of the trial group; symptomatic deep vein thrombosis of lower extremity and asymptomatic muscular venous thrombosis developed in 1 case and 4 cases of the control group respectively. Conclusion Ivaroxaban has effect on the hidden blood loss after primary TKA, which may increase postoperative blood loss and blood transfusion rate. The changes in hemoglobin should be monitored during the anticoagulant therapy, and the blood volume should be added promptly.

    Release date:2016-08-31 04:22 Export PDF Favorites Scan
  • Unstable Angina Pectoris Treated by Puerarin Injection Combined with Low Molecular Weight Heparins: A Meta-Analysis

    【摘要】 目的 评价葛根素注射液(PI)联合低分子肝素(LMWH)治疗不稳定型心绞痛(UAP)的疗效和安全性。 方法 计算机检索中国生物医学文献数据库(CBM)、中国期刊全文数据库(CNKI)、中文科技期刊全文数据库(VIP-维普)、万方-数字化期刊全文库,纳入在常规治疗上加用PI和LMWH对比单纯常规治疗的随机对照试验(RCT),对纳入研究进行质量评价和Meta分析。 结果 共纳入21个RCT,均为C级文献。Meta分析结果显示,在临床症状疗效显效率、心电图疗效显效率和有效率指标方面,两组差异有统计学意义:RR(95%CI)分别为:1.63(1.48,1.79)、1.57(1.34,1.83)及1.28(1.10,1.49)。 结论 基于上述证据,在常规治疗UAP上加用PI和LMWH疗效优于常规治疗。【Abstract】 Objective To evaluate the effect of the puerarin injection (PI) combined with low molecular weight heparins (LMWH) on unstable angina pectoris (UAP). Methods Randomized controlled trials (RCT) of PI combined with LMWH treating UAP were gathered from CBM, CNKI, VIP, and Wanfang data bases; and study quality was evaluated and the Meta-analysis was carried out. Results A total of 21 RCT were identified, of which all were in graded C. According to Meta-analysis, the differences of the clinic excellent rate, electrocardiogram excellent rate and effective rate between the two groups were significant; the RR (95%CI) were: 1.63 (1.48, 1.79), 1.57 (1.34, 1.83), and 1.28 (1.10, 1.49). Conclusion Based on the evidence recently, PI and LMWH adding is better than ordinary treatment for UAP.

    Release date:2016-09-08 09:51 Export PDF Favorites Scan
  • Silencing of Heparanase Gene-Targeted by Small Interfering RNA

    Objective According to heparanase’s gene sequence of GenBank, to construct heparanase gene-targeted small interfering RNA (siRNA) and its expression vector and to observe its interference effect on the expression of heparanase gene in human malignant breast cancer MDA-MB-231 cell. Methods Heparanase gene-targeted hairpin siRNA was designed, two complementary oligonucleotide strands were synthesized and inserted into pGPU6/GFP/Neo vector, which was identified by sequence identify. Human malignant breast cancer MDA-MB-231 cell was transfected with the constructed vector with lipofectamine method. Fluorescence photograph was taken. Real-time PCR (RT-PCR) was performed to evaluate the level of heparanase mRNA expression. Results Four kinds of heparanase gene-targeted hairpin siRNA were designed, then were inserted into pGPU6/GFP/Neo vector after annealing. Sequencing indicated the construction was successful. Fluorescence photographs showed MDA-MB-231 cells were transfected successfully. RT-PCR showed that heparanase mRNA expression levels were inhibited significantly (Plt;0.05). Conclusion The heparanase gene-targeted siRNA and its vector are successfully constructed and MDA-MB-231 cells are transfected successfully. Heparanase mRNA expression levels are significantly inhibited by siRNA vector, which provide a new method for the treatment of cancer.

    Release date:2016-09-08 10:50 Export PDF Favorites Scan
  • 低分子肝素钙和普通肝素在治疗非ST段抬高心肌梗死中的疗效比较

    【摘要】 目的 观察常规剂量下皮下注射低分子肝素钙和静脉泵普通肝素在急性非ST段抬高性心肌梗死治疗中的疗效。方法 选择2005〖CD3/5〗2008年46例住院患者,分别对46例急性非ST段抬高性心肌梗死患者测定用药前后心肌酶学及胸痛变化。 结果 用注射泵推注普通肝素疗效更确切。 结论 在非ST段抬高的急性心肌梗死治疗中静脉泵普通肝素比皮下注射低分子肝素钙疗效更迅速和确切。

    Release date:2016-09-08 09:45 Export PDF Favorites Scan
  • 乙酰肝素酶与糖尿病肾病

    【摘要】 乙酰肝素酶(heparanase,HPA)是目前发现的哺乳动物细胞中唯一能切割细胞外基质中硫酸肝素蛋白多糖侧链的内源性糖苷酶。因其可促进肿瘤细胞的浸润和转移,还可以促进肿瘤细胞生长和微血管形成,而被视为是抗肿瘤、抗炎症的理想靶点。研究表明HPA可以降解肾小球基底膜硫酸乙酰肝素多糖侧链,造成肾小球基底膜选择性滤过蛋白质功能下降,与糖尿病肾病(diabetic nephropathy,DN)蛋白尿的产生密切相关。HPA活性的高低对糖尿病肾病的研究有着重要的意义。现将HPA与DN之间的研究进展作一综述。

    Release date:2016-09-08 09:26 Export PDF Favorites Scan
  • 肝素诱导的血小板减少症一例的诊治体会

    肝素诱导的血小板减少症(heparin-induced thrombocytopenia,HIT)是一种罕见疾病,以血小板减少和血栓形成为主要特征。HIT可分为Ⅰ型和Ⅱ型。Ⅰ型HIT较常见,不是免疫性反应,很可能与肝素直接激活血小板有关,是一种良性反应。血小板计数多大于100×109/L,极少显著降低,且可自行恢复。Ⅱ型HIT则是免疫介导的综合征,与很多因素有关,各种给药方式都可引发,如静脉或皮下注射,甚至接触极少量肝素等。本文报告1例行冠脉介入手术使用肝素后发生血小板减少,肺泡出血及深静脉血栓形成,改为磺达肝癸钠抗凝后病情好转出院患者的诊治经过,并结合相关文献进行讨论,以提高对这一罕见疾病的认识及处理能力。临床资料 患者男性,61岁。因“持续胸骨后压榨样疼痛8 h”于2010年2月28日入院。患者于入院前8 h无明显诱因下出现持续性胸骨后压榨性疼痛,无心悸、呼吸困难、咳嗽、咯血,无头晕、意识丧失,休息后无法缓解。患者至我院急诊就诊,行心电图检查示急性前壁非ST段抬高性心肌梗死。立即急诊行冠脉造影+内支架植入术,在前降支近段,回旋支,前降支第一对角支处分别植入3枚Firebird球囊支架,术中应用普通肝素8500 U抗凝。患者术中血压、心率稳定,未诉不适。术后给予低分子肝素钙0.4 mL皮下注射1次/12 h抗凝,术后以“冠心病,急性心肌梗死”收入我院心血管内科。既往有高血压病史10余年,最高血压为200/110 mm Hg(1 mm Hg=0.133 kPa),不规律服药,血压控制不佳。无吸烟,饮酒史。入院体检:体温37.3 ℃,脉搏112次/min,呼吸23次/min,血压155/83 mm Hg。神志清,精神萎靡,心率112次/min,律齐,各瓣膜区未闻及明显杂音,两肺叩诊音略浊,右下肺可闻及少许散在湿啰音,各瓣膜区未及病理性杂音。腹部、脊柱、四肢检查无明显异常发现。

    Release date:2016-08-30 11:58 Export PDF Favorites Scan
  • EFFECTIVENESS OF LOW MOLECULAR WEIGHT HEPARIN FOR PREVENTION OF DEEP VEIN THROMBOSIS AFTER TOTAL HIP ARTHROPLASTY

    Objective To investigate the pathogenesis of deep vein thrombosis (DVT) after total hip arthroplasty (THA) and the preventive effectiveness of low molecular weight heparin (LMWH). Methods The occurrence condition of DVT in 90 cases undergoing THA treated with LMWH between February 2003 and March 2004 was restrospectively analyzed. Among 90 cases, 39 were treated with LMWH at a dose of 5 000 U/day (high dose group) and 51 at a dose of 2 500 U/day (low dose group). Another 90 cases undergoing THA without LMWH treating between February 2002 and February 2003 were used as control group. There was no significant difference in gender, age, illness cause, course of disease, or the type of prosthesis among 3 groups (P gt; 0.05). Results DVT occurred in 19 cases (21.1%) of control group, in 2 cases (5.1%) of high dose group, and in 5cases (9.8%) of low dose group, showing significant differences between two treated groups and control group (P lt; 0.05), but no significant difference between two treated groups (P gt; 0.05). There was no significant difference in gender, age (gt; 65 years and ≤ 65 years), pathogen (trauma and bone disease) of each group, as well as of the same type patients within 3 groups (P gt; 0.05). The DVT incidence rate in the patients with bone cement artificial joint was significantly higher than that in the patients with non-bone cement artificial joint (P lt; 0.05), but there was no significant difference in the same type patients within 3 groups (P gt; 0.05). The postoperative blood loss in high dose group, low dose group, and control group was (463.5 ± 234.2), (342.4 ± 231.6), and (288.2 ± 141.6) mL; showing no significant difference between the high and low dose groups, between low dose and control groups (P gt; 0.05), while showing significant difference between high dose and control groups (P lt; 0.05). Conclusion The DVT incidence rate in THA patients with bone cement artificial joint is high; LMWH can reduce the DVT incidence rate and has good safety.

    Release date:2016-08-31 05:49 Export PDF Favorites Scan
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