A retention (indwelling) catheter is ordered to permit continued drainage of the urinary bladder without repeated catheterization.<\/p>\n
The catheter commonly used is a self- retaining urethra catheter (Foley type). This tube has a double lumen: one lumen is for drainage and the other is for inflation of the retention device (a small balloon at the tip of the catheter).<\/p>\n
The retention balloon is inflated with a measured amount of sterile water following its placement in the bladder. \u00a0When a retention catheter is used, provision is usually made for bladder drainage by means of drainage tubing connected to a plastic drainage bag.<\/p>\n
Following insertion of the catheter, it is a nursing responsibility to set up and maintain the drainage system. Aseptic technique in maintaining urinary drainage is required since the patient is exposed to a source of chronic irritation from the indwelling catheter and is therefore more susceptible to any source of infection.<\/p>\n","protected":false},"excerpt":{"rendered":"
A retention (indwelling) catheter is ordered to permit continued drainage of the urinary bladder without repeated catheterization. The catheter commonly used is a self- retaining urethra catheter (Foley type). This tube has a double lumen: one lumen is for drainage and the other is for inflation of the retention device (a small balloon at the … Continue reading 2-17. RETENTION CATHETERS<\/span>