Foley Catheterization (Urethral)

General · General · 5–10 min

Aseptic passage of a Foley catheter into the bladder for drainage or measurement.

Indications

  • Acute urinary retention
  • Accurate I/O in critical illness
  • Peri-operative
  • Neurogenic bladder

Contraindications

  • Suspected urethral injury (blood at meatus, high-riding prostate)
  • Recent urological surgery (call urology)

Equipment

  • Sterile catheter kit
  • Foley catheter 14–16 F (F 12–14)
  • Sterile lubricant / lignocaine gel
  • 10 mL water for balloon
  • Urine bag

Positioning

  • Male supine legs slightly abducted; female lithotomy.

Consent

  • Explain indication, benefits, alternatives
  • Explain risks & complications
  • Obtain written/verbal consent as per SOP
  • Document consent

Universal precautions

  • Hand hygiene
  • PPE — gloves, mask, eye protection
  • Aseptic technique
  • Sharps safety
  • Verify patient identity & site

Step-by-step (0/7)

Tap to complete

1. Sterile prep

Clean meatus with antiseptic in one direction.

Non-dominant hand becomes non-sterile after retracting labia/foreskin

2. Local anesthetic gel

3. Insert catheter

4. Inflate balloon

5. Connect bag

6. Reduce foreskin

7. Document

Immediate complications

  • Urethral trauma
  • False passage
  • Paraphimosis
  • Vagal response

Delayed complications

  • CAUTI
  • Stricture
  • Bladder spasm

Recognition

  • No urine return
  • Bleeding
  • Pain out of proportion

Initial management

  • Stop, call urology
  • Deflate & remove if malpositioned

Prevention

  • Aseptic technique
  • Correct size
  • Remove ASAP

Post-procedure observation

  • Urine output q4h

Monitoring

  • Bag position below bladder
  • Signs of CAUTI

Documentation

  • Insertion note
  • Removal indication

Patient instructions

  • Keep bag below bladder

Educational bedside guide. Perform only under supervision until competent. Follow local SOPs and consent policy.

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