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Model Number P7017 |
Device Problem
Device Operates Differently Than Expected (2913)
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Patient Problem
Radiation Exposure, Unintended (3164)
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Event Date 05/15/2014 |
Event Type
malfunction
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Event Description
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A dental assistant of a dental office reported to a dealer field technician who then reported to midmark that a preva x-ray unit, serial number (b)(4), would generate an exposure on its own while the arm was moved from position to position.
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Manufacturer Narrative
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The dealer field technician of the distributor performed an on-site investigation with remote support from (b)(6) engineering.Through a series of tests and investigations (b)(4) 2014, the dealer field technician discovered that the failure was caused by the cable that connected the control unit and the remote switch.The cable is located behind the wall.A screw went through the cable and shorted the two low voltage wires resulting in the uncommanded exposure.The installation error caused the uncommanded exposure.The uncommanded exposure was caused by installation error.
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Search Alerts/Recalls
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