Invention Grant
- Patent Title: Air circulation apparatus and methods for plethysmographic measurement chambers
- Patent Title (中): 空气循环装置和体积描记测量室的方法
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Application No.: US10402225Application Date: 2003-03-26
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Publication No.: US07022087B2Publication Date: 2006-04-04
- Inventor: Philip T. Dempster , Michael V. Homer , Mark Lowe , Alessandro Urlando
- Applicant: Philip T. Dempster , Michael V. Homer , Mark Lowe , Alessandro Urlando
- Applicant Address: US CA Concord
- Assignee: Life Measurement, Inc.
- Current Assignee: Life Measurement, Inc.
- Current Assignee Address: US CA Concord
- Agency: Fish & Neave IP Group Ropes & Gray LLP
- Agent Mark D. Rowland; Chi-Hsin Chang
- Main IPC: A61B5/103
- IPC: A61B5/103
Abstract:
Apparatus and methods relating to circulation of air within a plethysmographic measurement chamber are provided. An air circulation system, comprised of one or more pumps, is coupled to a plethysmographic measurement chamber using one or more inlet and exhaust tubes. The air circulation system renews the air within the measurement chamber using ambient air, or air derived from a controlled temperature environment.
Public/Granted literature
- US20040193074A1 Air circulation apparatus and methods for plethysmographic measurement chambers Public/Granted day:2004-09-30
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