Glossary Entry: Drainage Bag


Definition: A drainage bag is a medical device used to collect urine from a catheter or stoma. It is essential for managing urinary incontinence, post-operative care, and various medical conditions affecting urinary function.

Detailed Description

Types and Variations

Variations: Drainage bags come in different sizes and materials, such as leg bags for discreet use and larger bedside bags for extended drainage. Some have anti-reflux valves to prevent urine from flowing back into the catheter.


Common Uses: Drainage bags are commonly used in situations where continuous urine drainage is necessary, such as in patients with urinary retention, neurogenic bladder, or those recovering from urological surgery.

Insertion and Placement

Procedure: Drainage bags should be securely attached to the catheter or stoma, positioned below the level of the bladder to allow for proper drainage. Care should be taken to ensure a sterile connection and to avoid kinking or twisting of the catheter.

Clinical Considerations

Potential Complications

Risks: Potential complications of using a drainage bag include urinary tract infections, skin irritation around the catheter site, and blockages in the tubing.

Care and Maintenance

Maintenance Requirements: Regular emptying and cleaning of the drainage bag are necessary to prevent the buildup of bacteria and odors. It is essential to follow proper hygiene practices and monitor for any signs of infection or malfunction.

Additional Information

Related Devices

Associated Terms: Other related devices include catheters, catheter securement devices, and urine collection accessories like bed protectors and urine metering systems.

Innovations and Advancements

Recent Developments: Recent advancements in drainage bag design include features like anti-microbial materials, improved drainage valves, and user-friendly securement systems for increased comfort and convenience.

Regulatory and Safety Notes

Regulations: Drainage bags are subject to regulatory standards for medical devices, and healthcare providers should follow manufacturer guidelines for safe and compliant use.