The utility model relates to a uterine catheter . A tightening-moderate and tractive tapered piston is sheathed on a catheter .

一种 子宫 导管，在导管上套装一个松紧适度且可推移的锥形活塞。

Results : Rotational DSA angiography clearly displayed the complex uterine arterial sites and applied for reliable angle to insert catheter .

结果：旋转DSA技术能够清晰显示复杂的 子宫动脉开口及走行，为 导管的准确插入提供可靠的插入角度。

Methods Using modified Seldinger technique 42 cases of tubal pregancy received super-selective angiography of uterine artery followed by perfusion of 50-100 mg methotrexate ( MTX ) through the catheter and embolization of uterine artery with gelatin sponge .

方法采用改良Seldinger技术，对42例输卵管妊娠患者行超选择性 子宫动脉 插管造影，根据造影表现类型不同，灌注甲氨蝶呤（MTX）50～100mg，灌注后用明胶海绵颗粒栓塞子宫动脉。

Methods By using Seldinger ′ s method 40 cases of tubule pregnancy received superselective angiography of uterine artery followed by perfusion of methotrexate ( MTX ) through the catheter and embolization of uterine artery with gelatin sponge .

方法采用Seldinger技术，对40例输卵管妊娠患者进行超选择性 子宫动脉插管造影，经 导管灌注氨甲喋呤（MTX）后，明胶海绵颗粒栓塞子宫动脉。

Objective To evaluate the clinical value of Roberts uterine catheter ( RUC ) in the treatment of serious postpartum hemorrhage by selective bilateral uterine arterial embolization .

目的评价使用罗伯特 子宫动脉 导管 行选择性双侧子宫动脉栓塞治疗产后大出血的临床价值。

Materials and Methods : We treated 31 patients with uterine myomata by seldinger ′ s selective uterine arteries embolization . An artery catheter was selectively inserted into bilateral uterine arteries .

材料与方法：对31例子宫肌瘤患者，采用Seldinger法股动脉穿刺，将 导管选择性插入双侧 子宫动脉，经 导管注入PVA和明胶海绵微粒，阻断子宫肌瘤的血供。

Conclusions Semen infusion to fallopian tubes by uterine catheter can increase semen amount around oocyte in fallopian tube increase the pregnancy rate and lessen hemorrhage in artificial fertilization .

结论利用 双 腔 子宫通水管行输卵管内精液灌注人工授精能减少 置 管出血的发生，增加了输卵管内卵细胞周围的精子数量，有效地提高了妊娠成功率。