It was reported that during a da vinci-assisted nissen fundoplication procedure, green vision in all of the monitors as well as inside of the surgeon's viewer was observed.The customer indicated that whenever the light was turned on, the green tinted vision would appear.The isi technical support engineer (tse) viewed the system event logs remotely and was able to confirm multiple errors 48204 indicating illuminator sensor self test failures.The tse advised the customer to power down the system and to perform an emergency power off (epo)/breaker toggles at the patient side cart (psc), vision side cart (vsc), and both surgeon side consoles (sscs) and restart system but issue persisted.The tse then had customer restore vision settings at the vision tower but the issue persisted.There was no report of patient harm, adverse outcome or injury.On august 15, 2017, intuitive surgical inc., (isi) obtained the following additional information from the initial reporter: it was confirmed that an si da vinci system was brought in to complete the procedure successfully.The isi field service engineer (fse) conducted a site visit to inspect the system.The system powered on and homed with no issues.The fse installed an endoscope to test the image.When the light was turned on, the image in all the monitors were illuminated with a green light instead of a white light.The fse then reviewed the event logs and found the error code 48204.To correct the issue, the fse replaced the endoscope controller (ec).The ec contains a high-intensity light source to illuminate the surgical site and the electronics for processing the video images from the endoscope.
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