Misonix neXus - Cleaning Console

Instructions For Use – neXus Ultrasonic Surgical Aspirator
Doc #: 100-10-1000 rev A p 48
8.8 Aspiration Troubleshooting
Lack of Aspiration
Symptoms
• Irrigation not removed from surgical field
• No tissue removal from the surgical field
Possible Cause
Corrective Action
Clogged filter
Replace vacuum filter located in the rear of the console.
Aspiration lines not
properly connected
Check all aspiration line connections; Handpiece, filter, canister
Cracked Canister
Replace canister
Table 8.8: Troubleshooting – Insufficient Aspiration
8.9 Irrigation Troubleshooting
Lack of Irrigation
Symptoms
• No spray from tip when ultrasound is engaged
• No flush fluid available
• Unexpected temperature rise at operative site
• Unexpected temperature rise of handpiece
Possible Cause
Corrective Action
1. Closed or empty fluid
bag
Set ultrasound to STANDBY.
Check fluid bag and tubing clamp. Replace fluid bag if necessary.
2. Tubing not connected
Set ultrasound to STANDBY.
Check tubing connections.
Check mounting in pump head. Close pump cover until locked.
3. Tubing obstructed or
defective
Set ultrasound to STANDBY.
Check tubing for kinking, restrictions or leaks. Replace tubing if necessary.
Check mounting in pump head. Close pump cover until locked.
4. Tubing installed in
reverse
Set ultrasound to STANDBY.
Open pump cover. Reposition the tubing in direction of flow. Close pump cover until
locked.
5. Tubing slides through
pump
Set ultrasound to STANDBY.
Open pump cover. Adjust the grip of the tubing by turning the adjustment wheel underneath
the front and back of the pump assembly.
6. Pump defect
Set ultrasound to STANDBY.
Open pump cover. Check if pump rollers are rotating when depressing footswitch. Replace
console if they don’t.
Table 8.9: Troubleshooting – Insufficient Irrigation