System for detecting and removing a gas bubble from a vascular infusion line
US9604014B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 15, 2013 |
| Grant date | Mar 28, 2017 |
| Priority date | — |
| Expiry date | Mar 22, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/8206
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A system for detecting and removing a gas bubble from a vascular infusion line, comprising a disposable cassette adapted for disposition intermediate the fluid line, the disposable cassette comprising a body comprising an inlet port, a chamber, an outlet port, and a purge port, a first passageway connecting the inlet port to the chamber, the first passageway comprising a first bubble detection section where a gas bubble may be detected within the first passageway, a second passageway connecting the chamber with the outlet port, and a first pinch valve disposed along the second passageway intermediate the chamber and the outlet port, and a third passageway connecting the chamber with the purge port, the third passageway comprising a second bubble detection section where a gas bubble may be detected within the third passageway, and a second pinch valve disposed along the third passageway intermediate the chamber and the bubble detection section.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.