| 摘要 |
A power supply for supplying power from an external power source to a medical device for charging a battery of the medical device and operating the medical device includes an external power connection for bringing external power into the power supply, a power module having a power circuit that converts power from the external power source to a form useable by the medical device, monitoring circuitry for monitoring the external power connection to determine whether the external power connection is connected to a source of external power, and alarm circuitry for generating an alarm when the monitoring circuitry determines that the external power connection is not connected to a source of external power.
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