| 摘要 |
A medical instrument is proposed, having an electrical power supply and a display device for visually displaying information. The display device comprises a display with at least one organic light-emitting material and is designed to be supplied with electrical power by means of the electrical power supply. The display device furthermore comprises a drive apparatus, for driving the display, as well as a display driver. The drive apparatus is designed to drive the display in a regular operating mode in order to display the information. The drive apparatus comprises a protective circuit which is designed to monitor an electrical signal, which is provided by the electrical power supply, and to switch the display device to a safe state in the event of any discrepancy of the electrical signal from a standard range.
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