导管

A number of novel approaches such as condom and suprapubic catheters, intermittent catheterization, new surfaces, catheters with antimicrobial agents, and probiotics have thus far met with limited success.

大量的研究如安全套和耻骨上导管，间歇性导尿术，新的导管表面，包被抗生素的导管，使用益生菌，但不是很成功。

Before transseptal puncture, right cardic catheterization was performed through the right femoral vein to measure right ventricle and pulmonary artery pressure. Transseptal catheterization was performed with Brockenbrough needle and an 8F Mullins transseptal dilator. After entry into the left atrium, 10 000 units heparin was administered.

术前行右心导管术测右室和肺动脉压，8F Mullins管和房间隔穿刺针穿刺房间隔，成功后肝素化，送入左房导丝到左心房，沿导丝送入三腔球囊导管进左房后操纵导管过二尖瓣口进左心室。

Methods Fifty eight cases of rheumatic heart disease underwent PTMC. Before transseptal puncture, right cardic catheterization was performed through the right femoral vein to measure right ventricle and pulmonary artery pressure. Transseptal catheterization was performed with Brockenbrough needle and an 8F Mullins transseptal dilator.

术前行右心导管术测右室和肺动脉压，8F Mullins管和房间隔穿刺针穿刺房间隔，成功后肝素化，送入左房导丝到左心房，沿导丝送入三腔球囊导管进左房后操纵导管过二尖瓣口进左心室。

The tremie is connected with special bayonet fittings, with the inner diameter of 25cm and segment length of 3m except for the bottom segment 6m.

导管采用专用的卡口式导管，导管内径25cm，分节长3m，最下节长6m。

To study the jack up drilling rig used in Bohai sea, a bending deformation equation expressed by trigonometrical number equation is established based on energy method.

以渤海自升式钻井平台为研究对象，根据能量法建立了用三角级数方程表示的隔水导管挠曲变形方程，由雷利法计算了隔水导管系统的振动频率，并通过工程实例对隔水导管在不同尺寸和不同水深条件下的自振特征和特点进行了分析。

Hebei Xin-Wen Yang metal threading tube factory - Production JDG steel catheter, KBG catheter, high-frequency welded tube, directly on the joints, threaded joints boxes, special pipe, and 86 box-type of electrical installations, KBG dedicated electrical conduit, pipe joints .

河北文安鑫洋金属穿线管厂--生产JDG钢导管，KBG导管，高频焊管，直接对接头，螺纹盒接头，专用弯管器，86型电气装置盒，KBG电气专用导管，弯管接头。

Combined with new tendency and practice in internal combustion engine industry at home and abroad in recent years,this paper suggests that machining cone of intake and exhaust valve seat insert and guide tube hole is the key technique in machining complicated cylider-head.

结合近年来国内外内燃机行业发展的新趋势和工作实践，对结构复杂的气缸盖机械加工提出了进、排气门座圈锥面与导管孔的加工是其工艺技术关键，从定位方式、基准选择、气门座底孔与导管孔底孔的加工，气门座圈锥面加工方式和导管孔的加工方式等方面进行了探讨和分析。

The invention also relates to a device comprising at least one one-way detection unit constituted by a pressure sensor disposed outside the cladding and connected to the inside the cladding via a horn-shaped duct which slopes relative to the axis of the cladding, which has its mouth opening out in the cladding, and which has its tip connected to the pressure sensor.

还公开了一种装置，包括由压力传感器（14，15）构成的单向探测单元，压力传感器设在包层（11）的外面，并通过牛角形的导管（12，13）与包层（11）内部连接，导管相对于包层（11）的轴线倾斜，并有开口进入包层（11），导管的顶部与压力传感器（14，15）连接。

Results: Lesion can occur in any grade of the branches of the parotid duct, the incidence of abnormal changes was highest in the terminal ductules. The lesion has a tendency to develop from the terminal ductules to the main ducts.

结果：各级腮腺导管均可发生病变，以末梢导管病变发生率最高，病变有从末梢导管向主导管发展的倾向。

Objective To evaluate clinical applications of Roberts uterine catheterand to discuss techniques of selective catheterization of uterine arteries.Methods 469patients underwent selective uterine artery cathe terization and further intervenioen therapy,time needed for selective catheterization and catheter-related comˉplications were recorded.

目的 评价罗伯特子宫动脉导管的临床应用价值并探讨子宫动脉选择性插管技术方法使用罗伯特子宫动脉导管对469例患者进行选择性子宫动脉造影和介入治疗，统计插管所需时间及与导管操作相关的并发症。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。