Air removal and fluid transfer from a closed system
US10869597B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 24, 2015 |
| Grant date | Dec 22, 2020 |
| Priority date | — |
| Expiry date | Apr 25, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B1/227
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Methods, apparatus, and systems are provided for scanning and measuring an anatomical cavity. An apparatus may include an absorbing medium assembly that is fluidly connected to an earpiece and configured to provide an absorbing medium to the earpiece. The absorbing medium assembly may include a medium container with a gas trap, as well as a tube fluidly connected to the medium container. The gas trap may be located at a top portion of the medium container. The tube may be coupled to the top portion or a bottom portion of the medium container. The system may include a dip tube disposed inside the medium container when the tube of the absorbing medium assembly couples to a top portion of the medium container. A gas relief valve configured to enable gas to escape may also be present in the apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.