8
The tables below show which type of probe is recommended for
various stone types.
Stone types:
Pneumatic probe
diameter:
Kidney stones through
percutaneous access
1.6 mm, 2.0 mm or 3.2 mm
Ureteric stones
0.8 mm, 1.0 mm or 1.6 mm
Ureteric or renal stones via
flexible ureteroscope
0.89 mm Flexprobe
Bladder stones
1.6 mm, 2.0 mm or 3.2 mm
PROBES SELECTION
The following endoscope working channel sizes are recommended.
Pneumatic
probe diameter
Endoscope type
Working
channel
Ki
dn
ey
Ø 2 mm probe
Nephroscope
> 12 (Fr.)
Ki
dn
ey
a
nd
b
la
dd
er
Ø 1.6 mm probe
Nephroscope, cystoscope with
straight channel
> 10.5 (Fr.)
Ø 3.2 mm probe
Nephroscope, cystoscope with
straight channel
> 10 (Fr.)
Ø 2 mm probe
Nephroscope, cystoscope with
straight channel
> 7 (Fr.)
U
ret
er
Ø 1.6 mm or Ø 0.8 mm probe Ureteroscope with straight channel
> 5 (Fr.)
Ø 1 mm probe
Ureteroscope with straight channel
> 3.5 (Fr.)
Ø 0.8 mm probe
Ureteroscope with straight channel or
slightly curved channel
> 3 (Fr.)
Ø 0.89 mm Flexprobe
Flexible ureterorenoscope.
Flexible nephroscope / cystoscope
> 3 (Fr.)
ENDOSCOPY
FB-412_US ed 2008-04 User man pn3 BSC.indd 8
6/3/2015 2:35:29 PM
