Catheters Flashcards
(32 cards)
What is another word for intermittent cath?
straight cath
how long do we leave a straight cath in for?
5-10 min
where do we insert a catheter?
urethra
In hospital we use sterile technique to help reduce hospital infections. What do people in the community use?
Clean technique
How do people in the community clean their catheters?
soap and water
air dry
What is another name for a Foley?
Indwelling catheter
What is the Foley catheter held in place by?
a small balloon
What do we fill the foley balloon with? What do we NOT fill it with?
Sterile water (SW) - yes
normal saline (NS) - no b/c of crystalization over time and can’t deflate the balloon fully - damage to urethra on the way out
Is foley an open or closed system?
Closed- always attached to a bag
What are two lumen catheters for?
- urine
- sterile water to inflate or deflate the balloon
What are three lumen catheters for?
- Urine
- sterile water to inflate/deflate balloon
- irrigation
What type of irrigation is the three lumen used for?
continuous
What type of saline runs through the catheter during irrigation?
Normal saline (not sterile water - that’s for the balloon)
Where is the volume capacity of the balloon indicated?
on the balloon port
How long can triple lumens be used?
short term
long term
What is the coude tip catheter used for?
male patients that have an enlarged prostate that partly obstructs the urethra
What are the French sizes used for children, adult females, adult males?
8-10 Fr - children
10-12 Fr- female adults
12-16 Fr - male adults
(always use smallest
What material is best for long term and why?
Silicone
less encrustation at urethral meatus
What material is good for intermittent only?
plastic - more stiff
What are 4 reasons that urine might leak around a catheter?
- bladder spasms due to constipation or fecal impaction
- too large catheter ballon 30mL or >18 fr = irritation
- UTI
- catheter kink, bladder neck trauma from balloon traction
What are 3 things we can do if there is leaking around the catheter?
- change lumen size
- anticholinergic meds
- urologist referral
what is CAUTI?
catheter associated urinary tract infection
What is one of the highest risks with urinary catheters?
infection
How often should indwelling catheters be changed?
evidence informed practice says (not routinely) :
1. infection
2. obstruction
3. close system is compromised
4. 30 days as per manufacturer