WARNING Allow Semi-Rigid Ureteroscope to soak in enzymatic
solution for a set period of time or infection may result.
Figure 5: Cleaning the irrigation port and working channel with the cleaning brush
1. Prepare Cleaning Solution
a. Dilute the enzymatic cleaning agent in warm water (38-49 ºC). Read
the instructions supplied with the agent carefully.
b. Stir the mixture to homogenize the solution.
2. Prepare for Soak
a. Handle the ureteroscope with care.
b. Remove all accessories from the ureteroscope (stopcocks, port seal
valves, etc.).
c. Remove heavy or large debris using single use absorbent paper wipes
soaked in appropriate cleaning solution.
3. Soak
a. Soak ureteroscope for at least 5 minutes.
b. Using a syringe, aspirate and squirt the cleaning solution several
times in hard to reach areas (working channels).
c. Repeat aspiration and squirt at least twice.
4. Clean
a. Remove debris using the suitable cleaning tool.
b. The following cleaning tools may be used:
• Soft polishing brush on surface of the ureteroscope.
• Hard (nylon) bristle brush.
• Syringe for solution injection into hard to reach parts.
• Brush with fine stiff bristles.
• Supple polishing brush
c. Insert brush in one end of the device. Move back and forth twice.
(See Figure 5).
d. Wipe exterior of device with a cloth soaked in enzymatic solution.
Note Repeat cleaning at least once.
EN-10