导管

The mean values of vessel-elements proportion, ray proportion, parenchym proportion and fiber proportion were 11.55%、13.87%、9.03% and 65.53%, respectively.

枫杨导管比量、射线比量、轴向薄壁细胞比量和纤维比量均值分别为11.55%、13.87%、9.03%和65.53%。

From the pith to the bark, vessel-elements proportion increased to the 9th ring, reaching the maximum, and then decreased; fiber proportion increased fluctuate, contrary to the ray proportion; and the parenchym proportion is in degression in juvenile wood, and increase by degrees in mature wood.

组织比量径向变异表现为从髓心向树皮方向，导管比量先增加至第9轮达最大值，以后降低；纤维比量呈波动性递增特点，与射线比量相反；枫杨轴向薄壁细胞比量径向变异主要表现为幼龄材由髓心向树皮方向递减，到成熟材以后又开始递增。

Objective: To investigate the value of partial parotidectomy with conservation of master duel in the treatment of parotid benign tumors.

目的：探讨保留腮腺导管的腮腺部分切除术的可行性。

Methods: 41 cases of parotid benign tumors (diameter .2cm) were treated by partial parotidectomy with conservation of master duct, and ectomy field was extended 5~10mm from the borderline of tumor.

对41例诊断为腮腺浅叶良性肿瘤，且肿瘤直径小于2.0cm的病例，作保留腮腺导管的腮腺部分切除术，于肿瘤外5~10mm处切除肿瘤与周边正常腺体组织。

Objective To investigate the safety of catheter ablation in patients with paroxysmal atrial fibrillation.

目的 探讨心房颤动经导管消融治疗的安全性。

Disposable Peelable Introducer: The product has been bearing CE mark. In general, it is mainly used in the field of urology surgery and heart medicine. The particular configuration is convenient for the introducer peeled directly from the assisting implanted instrument.

一次性使用无菌导管鞘：该产品通过了欧共体CE认证，主要用于泌尿外科和心内科，它的优点在于输助其它器械进入后可撕开鞘管直接取出。

Methods 13 patients with liver metastases were treated by intra-arterial infusion therapy using pcs implanted by percutaneously transfemoral artey.

依据肿瘤供血特点，在透视监控下，施行导管药盒系统植入，术后经药盒进行序贯性动脉内灌注化疗。

The most common microbes causing infections in percutaneously inserted uncuffed catheters are, in order of prevalence, coagulase-negative staphylococci, Staphylococcus aureus, Candida species, and enteric gram-negative bacilli.

根据患病率的高低，引起经皮插入的无气囊导管感染的最常见的微生物排序如下：凝固酶阴性葡萄球菌、金黄色葡萄球菌、念珠菌属菌种和肠道革兰氏阴性细菌。

Combined pericardiocentesis and cardiac catheterization were performed in all patients, and pericardiectomy was performed in those with persistent constriction.

对所有病人都联合进行心包穿刺和心脏导管插管，对持续缩窄病人进行心包切开。

Objective Study possibility, safety and clinical curative effect of Pericardiocentesis with extended Central venous catheter drainage.

目的 探讨心包穿刺留置中心静脉导管的安全性、可行性及临床疗效。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。