Continuous vacuum wound drainage system
US4569674A · kind A · utility
312Cited by
14References
32Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 3, 1982 |
| Grant date | Feb 11, 1986 |
| Priority date | — |
| Expiry date | Aug 3, 2002 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/8206
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A continuous vacuum drainage system for wound drainage. A base unit has apparatus responsive to releasable attachment thereto of a drain reservoir for evacuating the reservoir to a subatmospheric pressure in a predetermined range. The drain reservoir is continuously operable before, during and after release from the base unit for uninterrupted suction draining of a wound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.