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[Device for measuring paw edema in rats and mice]
Farmakologiia I Toksikologiia
|November 1, 1985
Summary
A new, precise mercuric oncometer measures paw edema in animals for drug screening. This electronic device accurately detects antiphlogistic effects by converting mercury level changes into electrical signals.
Area of Science:
- Biomedical Engineering
- Pharmacology
- Instrumentation
Context:
- Paw edema is a common indicator of inflammation in animal models.
- Screening new anti-inflammatory drugs (antiphlogistics) requires precise and reliable measurement tools.
- Existing methods for measuring paw edema can be cumbersome or lack precision.
Purpose:
- To introduce a novel, highly precise, and unsophisticated mercuric electron-mechanic oncometer.
- To provide a reliable instrument for quantifying paw edema in small laboratory animals.
- To facilitate the screening process for new antiphlogistic agents.
Summary:
- A mercuric oncometer utilizing two communicating vessels is described.
- Paw immersion causes a mercury level change, which is converted into an electrical signal via induction.
- A float, ferromagnetic rod, and coil system detect displacement, modulating a carrier frequency and diode bridge for signal recording.
Impact:
- Enables more accurate and efficient screening of potential anti-inflammatory drugs.
- Offers a cost-effective and user-friendly alternative for edema measurement in research settings.
- Contributes to the advancement of preclinical drug development and inflammatory disease research.