长期留置导尿管的患者由于黏膜脱落等原因容易导致尿管堵塞。在临床中出现血块通用的方法是给予生理盐水持续膀胱灌注(经尿道或耻骨上膀胱造瘘)。而膀胱内一旦形成血块,便容易造成导尿管堵塞,处理起来效果不理想。现介绍一种简单易操作的方法,能更好地预防导尿管堵塞。 Long-term catheter indwelling patients due to mucosal shedding and other reasons easily lead to occlusion of the catheter. A common method of developing clots in clinical settings is to administer continuous saline instillation of the bladder (transurethral or suprapubic cystostomy). Once the formation of blood clots in the bladder, it is easy to cause catheter blockage, the effect is not ideal. Now introduced a simple and easy to operate method to better prevent catheter blockage.