Catheters Flashcards
define frequency
needing to urinate more than 8 times during the day or more than 2 times at night
define urgency
- overactive bladder
- also called OAB
- causes frequent/ sudden urge to urinate that can be difficult to control
define dysuria
pain or discomfort during urination
define nocturia
abnormally increased production of urine during the night leading to an unusually frequent need to urinate
define incontinence
inability to control urine flow, resulting in involuntary discharge or leakage
define polyuria
increased rate of urine production
define oliguria
- low output of urine
- 300-500ml/day
define anuria
- absence of urine
- below 50mL/day
define hematuria
presence of blood in urine
define retention
accumulation of urine within the bladder because of the inability to urinate
What are the indications for urinary catheterization for indwelling?
- Acute urinary retention
- bladder outlet obstruction
- Accurate measurements of urinary output
- Decubitus ulcers
- Prolonged immobilization
- Improve comfort for end of life care
- Hematuria
- Obstruction
- Urological surgery
describe decubitus ulcers
open sacral or perineal pressure ulcer
When would you use an in/out urinary catheter?
- Used to drain bladder then removed
- Collection of sterile urine sample in select situations
- Instillation of medications into bladder
- Urodynamic testing
What are the different types of catheters?
- foley
- silicone
- silastic
- in/out (intermittent)
- Coude tip
- 3-way
describe a foley catheter
- indwelling with balloon
- latex
- used for about 1 month
describe a silicone foley catheter
- indwelling with balloon
- used when people have an allergy to latex
- used for 8-12 weeks
describe a silastic foley catheter
- indwelling with balloon
- used when people have an allergy to latex
- used for 8-12 weeks
describe an in/out catheter
- intermittent
- one time use
- does not stay in
- used to drain bladder then removed
describe a coude tip foley catheter
- used if having difficulty inserting a straight catheter
- used for people who have urethral blockages or BPH
- used for about 1 month
what does BPH stand for?
benign prostatic hyperplasia
describe a 3-way catheter
- used for bladder irrigation
- indwelling with balloon
- has 3 tips
- used for about 2-12 weeks
What are the 3 tips on a 3-way catheter used for?
- One with blue on it is used to inflate balloon
- Middle one is used to collect urine
- Top or right is used to flush
describe best practices to prevent urinary tract infections
- Peri care twice a day
- Catheter care twice a day
- Keep drainage bag below bladder
- Empty drainage bag several times/ shift
- Inspect for kinks in the line
- Wash hands before/ after catheter/ peri care
- Try and increase fluid intake for pt if not on fluid restriction
What is the difference between intermittent and indwelling catherization?
intermittent
- inserted through urethra into bladder to empty
- inserted/ removed several times/ day
indwelling
- inserted through urethra or stomach wall into bladder
- left in place for period of time