COAG (BIPOLAR COAGULATION) MODE
PROBABLE CAUSE CORRECTIVE ACTION
“NO Coag Power”
1. System is in wrong mode 1. Select the COAG Mode and run procedure
2. VIT handpiece connected is
not properly
1. Verify the COAG handpiece connections and
rerun COAG procedure
3. Defective or loose phaco tip
1. Replace COAG handpiece and rerun COAG
procedure
4. Defective ultrasonic
handpiece
1. Increase Power setting and rerun COAG
procedure
5. Defective cord or COAG
accessory
1. Verify accessory connection and / or replace
COAG cord
PATIENT ANTERIOR CHAMBER FLUCTUATIONS
PROBABLE CAUSE CORRECTIVE ACTION
“IV Bottle to Patient Height”
1. IV solution bottle is too low
1. Raise the solution bottle until anterior chamber
stabilizes
2. Patient’s eye level must be between the bottom
of the tubing cassette and 10 centimeters
below the bottom of the tubing cassette
2. VIT handpiece connected is
not properly
1. Use a high-flow, non-filtered IV administration
tubing set
2. Filtered IV administration tubing sets must be
discarded after single use only
3. DO NOT allow the administration tubing set to
sit with fluid in it for an extended period of time
(e.g. overnight)
3. Defective or loose phaco tip
1. Decrease the vacuum setting and verify
anterior chamber stability
4. Defective ultrasonic
handpiece
1. Reassess Phaco operation procedure
5. Defective cord or COAG
accessory
1. Check irrigation tubing, administration tubing,
ultrasonic handpiece, phaco tip, and silicone
tip sleeve. Replace if neccessary
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