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How to beat the high pressure cost.
Biomedical Sciences Instrumentation
|January 1, 1989
Summary
New low-cost silicon wafer pressure transducers are now available for physiological measurements. This study details a specific device family and an electronic circuit for connecting them to standard recording equipment.
Area of Science:
- Biomedical Engineering
- Sensor Technology
Background:
- Physiological pressure monitoring is crucial in various medical applications.
- Existing pressure transducers can be expensive or unsuitable for certain physiological ranges.
Purpose of the Study:
- To introduce and characterize a new family of low-cost, enclosed silicon wafer pressure transducers.
- To present an electronic circuit for interfacing these transducers with data acquisition systems.
Main Methods:
- Description of a specific family of silicon wafer pressure transducers.
- Development and testing of an electronic interface circuit compatible with chart recorders.
Main Results:
- The silicon wafer pressure transducers offer a cost-effective solution for physiological pressure monitoring.
- The developed electronic circuit successfully interfaces the transducers with high-level recording devices.
Conclusions:
- Low-cost silicon wafer pressure transducers are a viable option for physiological applications.
- The described interface circuit facilitates the integration of these sensors into existing monitoring setups.