NPWT system with selectively controllable airflow
US11752253B2 · kind B2 · utility
0Cited by
99References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 11, 2019 |
| Grant date | Sep 12, 2023 |
| Priority date | — |
| Expiry date | Jun 27, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/7536
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An assembly includes a drape substantially sealable over a wound bed and a trackpad configured to couple a tube to the drape and allow the tube to provide suction to the wound bed. The assembly also includes a vent opening in the drape, a filter coupled to the drape and communicating with the vent opening, a cover coupled to the drape and movable between a first position to cover the vent opening and filter and a second position to uncover the vent opening and the filter, and a fluid indicator coupled to the drape and operable to provide a visual indication that fluid build-up is present in the wound bed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.