Medical device power supply with AC disconnect alarm and method of supplying power to a medical device
US5575807A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Dec 2, 1994 |
| Grant date | Nov 19, 1996 |
| Priority date | — |
| Expiry date | Dec 2, 2014 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J2310/23
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.