Liquid removal system
US5678564A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 7, 1992 |
| Grant date | Oct 21, 1997 |
| Priority date | — |
| Expiry date | Aug 7, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F5/455
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The liquid removal system of the present invention is designed to permit efficient liquid removal as needed through the use of an interface device. The interface device is provided with a membrane which has and is capable of maintaining a vacuum on one side so that when liquid contacts the opposite side of the membrane the liquid passes through the membrane and is removed from the interface device by a maintained vacuum to a receptacle for disposal. When used as a female external catheter system, the present invention is designed to remove urine from incontinent female hospital and nursing home patients and even patients under home care.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.