ENS 53032

v t e ENS Event
17:00 Oct 20, 2017
Title	Agreement State Report - Gamma Knife Malfunction
Event Description	On 10/20/17, at 1000 PDT, a Gamma knife treatment was in process when the machine malfunctioned and recorded an error. The backup battery on the UPS (Uninterruptible Power Source) was low and resulted in the machine pausing and returning the source to the shielded position. The patient received approximately one third of the prescribed dose. The service provider was contacted and is scheduled to report to the hospital today (10/23/2017) to replace the backup battery. Elekta Leksell Gamma Knife Model Perfexion Serial number NM-001-NM201 A Medical Event may indicate potential problems in a medical facility's use of radioactive materials. It does not necessarily result in harm to the patient.

ENS 53032 +/-
Where
Providence Health Services Oregon Portland, Oregon (NRC Region 4)
License number:	ORE-90946
Organization:	Or Dept Of Health Rad Protection
Reporting

Agreement State
Time - Person (Reporting Time:+67.57 h2.815 days <br />0.402 weeks <br />0.0926 months <br />)
Opened:	Darly Leon 12:34 Oct 23, 2017
NRC Officer:	Steven Vitto
Last Updated:	Oct 23, 2017
53032 - NRC Website
v • d • e

v t e Emergency Notification System
Providence Health Services Oregon with Agreement State
WEEKMONTHYEAR2017-10-20T17:00:00 [Table view]
[ENS list for Providence Health Services Oregon]

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