Urinary Catheter Procedure

A urinary catheter is a medical device used to drain urine from the bladder when an individual is unable to urinate naturally. The procedure involves inserting a catheter, which is a thin, flexible tube, into the bladder through the urethra.

Types of Urinary Catheters

  • Indwelling Catheter: This type of catheter remains in place for a period of time, typically with a balloon or other mechanism to keep it from being expelled from the bladder.
  • Intermittent Catheter: This type of catheter is inserted and then removed after each use, allowing for more flexibility and potentially reducing the risk of infection.
  • External Catheter: Also known as a condom catheter, this type of catheter fits over the penis and collects urine in a bag, without the need for insertion into the urethra.

Insertion Procedure

The insertion procedure typically involves the following steps:

  1. Cleaning and preparing the genital area to reduce the risk of infection.
  2. Applying a local anesthetic or lubricant to minimize discomfort during insertion.
  3. Gently inserting the catheter into the urethra until it reaches the bladder, at which point urine should begin to flow out.
  4. Securing the catheter in place with tape or a balloon, depending on the type of catheter being used.

Purpose and Indications

Urinary catheters are used for a variety of purposes, including:

  • Urinary Retention: When an individual is unable to urinate due to obstruction, neurological disorders, or other medical conditions.
  • Surgical Procedures: To manage urine output during and after surgery, particularly in the pelvic area.
  • Monitoring Urine Output: In critically ill patients or those with kidney disease, to closely monitor urine production.

Risks and Complications

Possible risks and complications associated with urinary catheter use include:

  • Urinary Tract Infections (UTIs): Bacterial infections that can occur when bacteria enter the urinary system through the catheter.
  • Bladder Irritation: Discomfort, pain, or bleeding due to the presence of the catheter.
  • Catheter Blockage or Kinking: Obstruction of urine flow, which can lead to urinary retention or other complications.

Care and Maintenance

To minimize the risk of complications, it is essential to follow proper care and maintenance procedures for the catheter and surrounding area, including:

  • Regular Cleaning: Of the genital area and catheter site.
  • Securing the Catheter: To prevent accidental removal or kinking.
  • Monitoring for Signs of Infection: Such as fever, redness, or discharge.

Frequently Asked Questions (FAQs)

What is a urinary catheter?
A tube inserted into the bladder to drain urine.

Why is a urinary catheter used?
To relieve urinary retention, manage incontinence, or monitor urine output.

What are the types of urinary catheters?
Intermittent, indwelling, and external catheters.

How is a urinary catheter inserted?
Through the urethra into the bladder, typically by a healthcare professional.

What are the potential risks of using a urinary catheter?
Urinary tract infections, bladder spasms, and urethral irritation or damage.

How long can a urinary catheter be left in place?
Varies depending on type and individual needs, typically up to several weeks.

Can urinary catheters be used at home?
Yes, with proper training and care.

How often should a urinary catheter be cleaned and maintained?
Regularly, according to the manufacturer's instructions and healthcare provider's guidance.

Are there any alternative options to urinary catheters?
Possibly, depending on individual needs and medical condition, such as absorbent products or surgery.

Who can insert and remove a urinary catheter?
Typically, a healthcare professional, such as a doctor or nurse.

Article last updated on: 18th October 2025.
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