Disposable vacuum source and medical applications thereof
US9339595B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Aug 3, 2013 |
| Grant date | May 17, 2016 |
| Priority date | — |
| Expiry date | Oct 13, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M19/00
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An apparatus including: a vacuum container configured to provide and substantially maintain a built-in vacuum pressure; a contact member configured to contact and substantially enclose a surface area; a vacuum device configured to couple the built-in vacuum pressure to the surface area thereby applying a suction force over the surface area; and a conduit coupled to the vacuum container; wherein the vacuum container is also configured to retain a substance collected from adjacent the surface area, wherein the conduit is configured to direct the substance to the vacuum container, and to maintain substantially the same level of vacuum pressure as the vacuum container, wherein the vacuum container comprises a collapsible container, and wherein the collapsible container comprises a spring member configured to maintain a tension in a wall of the vacuum container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.