Method and apparatus to attain and maintain target arterial blood gas concentrations using ramp sequences
US11077266B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 23, 2018 |
| Grant date | Aug 3, 2021 |
| Priority date | — |
| Expiry date | Apr 15, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2230/435
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An apparatus and method for controlling the end tidal partial pressure of a gas X in a subject's lung, and to the use of such an apparatus and method for research, diagnostic and therapeutic purposes, wherein the method consists of: —obtaining input of a series of logistically attainable PetX values for a series of respective breaths: —determining an amount of gas X required to be inspired by the subject in an inspired gas to target the PetX for each of said respective breaths: and—controlling a gas delivery device to deliver the amount of gas in a volume of gas delivered to the subject in each of said respective breaths to target the respective PetX for that breath.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.