The cause of theMRI machine quench that occurred around 10:00a.m.on Sunday,July7th was as follows: An investigation by the manufacturer revealed that the cause was natural quenching.

We would like to once again apologize for the great inconvenience and concern caused by this incident.

The equipmentresumed testing on Friday,July12thand has been operating without any problems.

Director MISUMI　Takahiko

background

July 7​

　10:03 An explosion sound and white smoke were emitted due to a quench.

　10:07 The acting director issues an order to suspend medical treatment and to confirm any injuries and property damage.

　10:08 Reported to the fire department.

　12:10　MRI equipment manufacturer investigation begins

　13:00 Establishment of emergency headquarters (Yokohama City, Director, Vice Director, Head Nurse on Shift, Radiology Department, Administrative Department)

　14:00 Medical treatment resumes except for 　MRI​

　16:45 The safety of the remaining MRI machines (2 units) was confirmed, and all medical treatments resumed.

July 12
We have confirmed the safety of the equipment and resumed inspections.