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The following report was received from the … The following report was received from the State of Ohio via email:</br>On September 27, 2010, the Gamma Knife gave a Fatal Error and terminated treatment to a patient. The error appears to be a failed computer disc drive. The safety system of the Gamma Knife functioned as designed, moving the patient out of the treatment machine and closing the Gamma Knife doors. The patient was safely removed from the treatment room. A service representative was immediately contacted and repair of the Gamma Knife is in progress.</br>It is intended to give the remaining dose from the plan to the patient once the Gamma Knife is repaired.</br>The device in question is a Leksell, Model Perfexion Gamma Knife unit (S/N MV010), which contains a 13,824 Ci Co-60 source. The intended dose was 1400 rad. The delivered dose was 71.5 rad. The target organ was the brain. There is no effect on the patient.</br>Ohio report #: OH100021.</br>* * * UPDATE FROM STEPHEN JAMES TO JOHN KNOKE AT 1212 EST ON 11/09/10 * * *</br>On 11/9/10 the problem was diagnosed as faulty computer on unit. Computer was replaced and fully tested on 9/28/10. Patient remained in hospital overnight on 9/27/10 and received remainder of treatment on 9/28/10. No adverse effects anticipated due to delay in completing treatment. Licensee has contacted the manufacturer to review this incident for applicability to other units.</br>Ohio Item Number 100021</br>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.necessarily result in harm to the patient. +
04:00:00, 27 September 2010 +
46,286 +
15:01:00, 28 September 2010 +
04:00:00, 27 September 2010 +
The following report was received from the … The following report was received from the State of Ohio via email:</br>On September 27, 2010, the Gamma Knife gave a Fatal Error and terminated treatment to a patient. The error appears to be a failed computer disc drive. The safety system of the Gamma Knife functioned as designed, moving the patient out of the treatment machine and closing the Gamma Knife doors. The patient was safely removed from the treatment room. A service representative was immediately contacted and repair of the Gamma Knife is in progress.</br>It is intended to give the remaining dose from the plan to the patient once the Gamma Knife is repaired.</br>The device in question is a Leksell, Model Perfexion Gamma Knife unit (S/N MV010), which contains a 13,824 Ci Co-60 source. The intended dose was 1400 rad. The delivered dose was 71.5 rad. The target organ was the brain. There is no effect on the patient.</br>Ohio report #: OH100021.</br>* * * UPDATE FROM STEPHEN JAMES TO JOHN KNOKE AT 1212 EST ON 11/09/10 * * *</br>On 11/9/10 the problem was diagnosed as faulty computer on unit. Computer was replaced and fully tested on 9/28/10. Patient remained in hospital overnight on 9/27/10 and received remainder of treatment on 9/28/10. No adverse effects anticipated due to delay in completing treatment. Licensee has contacted the manufacturer to review this incident for applicability to other units.</br>Ohio Item Number 100021</br>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.necessarily result in harm to the patient. +
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00:00:00, 9 November 2010 +
OH02110180013 +
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23:21:57, 24 November 2018 +
15:01:00, 28 September 2010 +
1.459 d (35.02 hours, 0.208 weeks, 0.048 months) +
04:00:00, 27 September 2010 +
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