Negative pressure wound treatment system and method
US11324639B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 21, 2016 |
| Grant date | May 10, 2022 |
| Priority date | — |
| Expiry date | Nov 11, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2230/63
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A negative pressure wound treatment system comprising a bandage portion and a negative pressure portion. The bandage portion includes a dressing portion in contact with a wound and a sealing layer positioned in contact with the dressing portion. The sealing layer includes an adhesive creating a seal around the wound. The negative pressure portion is in fluid communication with the bandage portion and includes a first valve and a second valve. The first valve is in fluid communication with the bandage portion and the negative pressure portion. The second valve is in fluid communication with the negative pressure portion and the surrounding environment. The negative pressure wound treatment system is configured to provide negative pressure to an area sealed by the bandage portion upon the actuation of the negative pressure portion. The negative pressure portion is configured to be actuated by compressing the negative pressure portion while walking.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.