It was reported on (b)(6) 2019 in or 2, the visum halogen surgical light fell during a case.There were no reports of any injury or adverse event.A stryker field service technician (sfst) was dispatched.During his investigation he discovered that the spring arm disengaged while the hospital staff was reportedly positioning the light.The sfst noted that there was substantial amount of grease and debris around the area where the circlip seats, which secures the spring arm to the horizontal arm of the suspension.The service history found that on 01sep2019 a sfst was dispatched to address the light not turning on in operating room 2.It was determined that a new spring arm was needed to complete the repair.The sfst replaced the spring arm noting that the spring arm circlip was checked with his go-no go gauge during the installation process, functional testing was performed, and equipment was placed back into service and the issue was reportedly resolved.The equipment was returned for investigation.Potential reasons for the failure could include the cclip being out of position due to the small damage on the spring arm and/or due to misidentification of passing the go-no go gauge during the installation process.
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