目的评价改良内固定针在断指再植中的可行性和临床效果，为断指再植提供一种新的引流静脉瘀血的方法。
Objective To assess the feasibility and clinical effect of a modified internal fixation needle in severe digital replantation, as a novel way of venous drainage.
目的观察应用改良胸腔套管针及可冲洗胸腔引流管治疗脓胸的疗效和安全性。
Objective To evaluate the curative effect and safety of modified thoracic trocar and drainage tube which can be lavaged for empyema treatment.
管子也可作用引流的针用于在术中调节关节内液体的量。
The tube will also be used as a drainage needle to regulate the amount of fluid in the joint during the procedure.
方法（1）改良注入穿刺（EV）针与经皮肝穿刺胆道置管引流（PTCD）套管针在纯水和抗凝猪血中引流速度的比较。
Methods (1)To compare the drainage speed of the improved EV needle and percutaneous transhepatic catheterizde drainage(PTCD) case needle in water and anti coagulation pigs blood.
小儿头皮静脉针与钻孔匹配，注入液体从另一引流孔顺利引流。
Needle match with pinhole, liquid injected was irrigated from another pinhole successfully.
方法：对36例重度脑室出血患者通YL-1型血肿粉碎针进行双侧脑室额角置管外引流及尿激酶灌注冲洗引流和终池脑脊液置管引流治疗。
Methods 36 patients with severe ventricular hemorrhage were perfused uroKinase though YL-1 in bilateral ventricles to brain, and liquor cerebrospinalis was drainaged in terminal cistern.
应用经套管针置入双腔气囊式胸腔引流装置治疗开放性气胸 例，治愈0例，占7．％；
The authors place double tract sac thoracic duction instrument through authors cannulation to treat cases open pneumothorax, recovered 0 cases, 7 %;
应用经套管针置入双腔气囊式胸腔引流装置治疗开放性气胸 例，治愈0例，占7．％；
The authors place double tract sac thoracic duction instrument through authors cannulation to treat cases open pneumothorax, recovered 0 cases, 7 %;
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