Patent ID: 11925756
Assignee: SHENZHEN MINDRAY SCIENTIFIC CO., LTD.
Field: Medical technology (Instruments)
Classification: CPC A  G | IPC A  G

Claim 2:
3. The anesthetic output concentration monitoring method according to claim 1, wherein using the exhaled gas anesthetic concentration and the concentration of carbon dioxide in the exhaled gas to calculate the concentration of anesthetic in the gas reflowing into the inspiratory branch, in the exhaled gas, to obtain the re-inhaled gas anesthetic concentration, further comprises:
using the exhaled gas anesthetic concentration, the concentration of carbon dioxide in the exhaled gas, and an analysis result of changes in a second anesthetic concentration of a reflowing branch to calculate the concentration of anesthetic in the gas reflowing into the inspiratory branch, in the exhaled gas, to obtain the re-inhaled gas anesthetic concentration,
wherein the analysis result of changes in the second anesthetic concentration is a result obtained after an analysis of a process of changes in the second anesthetic concentration in the reflowing branch, and the reflowing branch is provided with an exhaled gas branch, a re-inhaled gas buffer device, and a carbon dioxide absorption canister.