Is the introduction of a tube or a catheter
through the urethra into the urinary bladder to
drain the bladder.
To relieve bladder distention
To empty bladder prior to delivery or abdominal
To obtain sterile specimen
Anesthesized or sedated for surgery or other
Urinary incontinent patients
Acute urinary retention.
Paralysis or physical injury to use either
standard toilet facilities or urinals.
Following urethral surgeries
Before and after cesarean sections
Before and after hysterectomies
On patients who had genital injury
Types of catheter
1.An indwelling catheter, also known as Foley catheter, is left
inside the bladder to provide continuous urine drainage.
Three way:- A 3-way catheter for continuous bladder
irrigation (CBI) is a type of indwelling catheter. It is
inserted to irrigate the bladder to prevent obstruction (i.e
2. A straight catheter, is used when the catheter is to be
inserted and removed immediately.
3.Condom catheter:- consists of a soft plastic or rubber sheath,
tubing, and a collection bag for the urine. The sheath is
placed over the penis and the collection bag is attached to
the leg. Collects urine when there is no need for catheter
4.A suprapubic catheter is a type of indwelling catheter. The
suprapubic catheter is inserted into the bladder through a
surgical incision made in the abdominal wall, right above the
URINARY CATHETER SIZES. :-The French scale (Fr.) is used to
denote the size of catheters.
Weight (kg) Foley (Fr)
Adult (Men) 16-18
Typical weights and tube sizes for age: Foley catheters
Position – Dorsal Recumbent Position
Male: supine position
For female client:-Cleaning is done from urethral
orifice to the anal orifice.
For male client:- Retract the foreskin & draw the
penis upward & forward at 90 angle to the client
legs in order to strengthen the urethra.
The urine drainage bag is kept below the
level of bladder.
Lubricate catheter (2.5 to 5 cm for women) and
12.5 to 17.5 cm for men)
*Note: there may be an order for lubricant containing
Apply sterile drapes keep gloves sterile
women: under buttocks and fenestrated over
men: over thighs and fenestrated over penis
10-15 ml of fluid is inserted in the balloon of
Length of urethra:-
Male :- It is about “19-20” cm long
Female :- it is about “4” cm long & “6” mm in diameter.
If the patient get bladder spasm and pain, gently
manipulate the catheter to change the position of
balloon resting on the neck of bladder.
Rotate the catheter if urine is not passed out.
During insertion of catheter if any obstruction
experienced. Withdraw the catheter a little.
rotate it and then reinsert it in to the bladder.