Method of collaboration between two multi-channel sampling devices

• Main Authors: Xue Li, Michael Jun Xu
• Format: Patent
• Language: English
• Published: 23.11.2022
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

A multi-channel sampling and detection device, comprises; two multi-channel sampling devices (A+B) and one gas detection device; each multi-channel sampling device includes a multi-channel gas path automatic switching unit, a sample detection channel, an interval gas supply device connected to the switching unit or said sample detection channel; wherein each multi-channel sampling device includes multiple expiratory chamber units of mice and multiple front buffer gas chambers each installed at gas output ends of the expiratory chambers to pre-collect samples of mice exhaled breath. The interval gas is used to purge the detection channel.