2. Insert the instrument into the working channel carefully and slowly,
beginning at the port entry (see Figure 4). Pass the instrument through
the port seal valve (if used) to access the working channel.
3. When the instrument is inserted several millimeters into the port seal
valve, tighten the valve by turning the port seal valve clockwise to prevent
irrigation leaks.
4. Advance the instrument its full length and begin using instrument.
• Grasp the instrument close to the port entry and advance it into the
channel using short, repeated movements.
Caution
Advance the instrument into the working channel slowly and
carefully. If the instrument encounters any resistance,
withdraw the instrument several millimeters and then resume
introduction.
Figure 4: Introducing instruments into the working channel
Cleaning and Maintenance
Cleaning the Scope
WARNING Clean, disinfect, and sterilize the ureteroscope before initial
WARNING Clean the ureteroscope immediately after the surgical
EN-9
and every subsequent use or infection may result.
procedure or blood and mucus may dry in the working
channel and become difficult to remove, compromising the
future sterility of the ureteroscope.