Gait Test
Manual gait analysis apparatus that captures rodent footprint patterns on paper for quantitative assessment of locomotion parameters including stride length and paw placement.
Louise Corscadden, PhD
Neuroscience · ConductScience
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The Gait Test is a specialized apparatus for quantitative locomotion analysis in rodents, designed to capture and analyze footprint patterns during normal gait. The system consists of a narrow runway connected to a housing chamber, with paper lining that records paw impressions using the included blue-black ink. This approach enables detailed assessment of stride length, step width, paw placement patterns, and gait symmetry through direct measurement of ink footprints.
Available in species-specific configurations for mice and rats, the apparatus provides controlled conditions for gait assessment while maintaining natural walking behavior. The housing chamber serves as a familiar start point, encouraging animals to traverse the runway toward the opposite end, generating clear footprint records for subsequent analysis. This manual recording method offers direct visualization of paw contact patterns and enables measurement of multiple gait parameters from a single trial.
How It Works
The Gait Test operates on the principle of contact recording, where animals traverse a narrow runway while their paws contact ink-treated paper. As the animal walks from the housing chamber across the runway, each paw step creates an ink impression that records the exact location, orientation, and pressure distribution of paw placement. The runway dimensions are optimized for each species to encourage natural walking behavior while constraining lateral movement for consistent data collection.
The recorded footprint patterns provide quantitative data on multiple gait parameters including stride length (distance between successive placements of the same paw), step width (lateral distance between left and right paw placements), and stride frequency. Additional parameters such as paw angle, step overlap, and gait symmetry can be calculated through manual measurement of the ink impressions. The housing chamber design encourages forward movement while reducing stress, as animals naturally move from an enclosed space toward an open area.
Features & Benefits
warranty_length
- 1 YEAR
storage_included
- Yes
assembly_required
- Yes
Color
- Black
- Clear
- Grey
- White
Behavioral Construct
- locomotion
- motor coordination
- gait analysis
- motor function
Automation Level
- manual
Research Domain
- Behavioral Pharmacology
- Learning and Memory
- Motor Function
- Neurodegeneration
- Neuroscience
- Pain Research
- Toxicology
Species
- Mouse
- Rat
Compatible Tracking Software
- ConductVision
Weight
- 21.0 kg
Dimensions
- L: 43.2 mm
- W: 38.0 mm
- H: 27.9 mm
| Feature | This Product | Typical Alternative | Advantage |
|---|---|---|---|
| Data Recording Method | Direct ink footprint recording on paper | Video recording or electronic sensor plates | Provides permanent physical records that can be re-analyzed and offers detailed paw contact morphology |
| Species Configuration | Dedicated mouse and rat-specific apparatus dimensions | Single adjustable runway systems | Optimized dimensions ensure natural gait patterns specific to each species without compromise |
| Setup Complexity | Simple assembly with manual ink application | Computer systems requiring calibration and software setup | Minimal technical requirements allow rapid deployment and reduced maintenance overhead |
| Data Analysis Approach | Manual measurement or optional digitization | Automated real-time analysis software | Researcher controls measurement methodology and can focus on specific parameters of interest |
| Cost Structure | Single purchase with consumable paper and ink | Higher initial cost with software licensing fees | Lower barrier to entry for laboratories establishing gait analysis capabilities |
This manual gait analysis system offers direct footprint recording with species-optimized dimensions and straightforward operation. The ink-based recording method provides permanent data records while maintaining simplicity and cost-effectiveness for routine locomotion assessment.
Practical Tips
Verify runway dimensions and paper alignment before each session using a ruler to ensure consistent measurement reference points.
Why: Accurate spatial references are essential for reliable stride length and step width calculations.
Clean the runway surface thoroughly between animals using appropriate disinfectant and allow complete drying before applying new paper.
Why: Prevents cross-contamination and ensures proper paper adhesion for clear footprint recording.
Allow animals to acclimate in the housing chamber for 30-60 seconds before opening access to the runway.
Why: Reduces stress-related behavior modifications that could affect natural gait patterns during testing.
Test ink consistency on practice paper before animal testing to ensure optimal footprint clarity and contrast.
Why: Proper ink density is critical for accurate paw contact measurement and subsequent parameter calculations.
If animals hesitate to cross the runway, dim overhead lighting and ensure the exit area is well-lit to encourage forward movement.
Why: Natural exploration behavior drives movement toward brighter areas, improving trial success rates.
Record environmental conditions (temperature, humidity) for each session as these can influence animal behavior and ink drying.
Why: Environmental consistency supports reproducible results and helps identify sources of variability between sessions.
Ensure ink formulation is non-toxic and remove excess ink from animal paws immediately after testing using appropriate cleaning solution.
Why: Prevents ingestion during grooming and maintains animal welfare standards throughout the procedure.
Setup Guide
What’s in the Box
- Runway apparatus (species-specific dimensions)
- Housing chamber with entrance opening
- Pre-cut paper lining sheets (species-specific)
- Blue-black ink formulation
- Assembly hardware (typical)
- User manual and setup instructions (typical)
Warranty
ConductScience provides a one-year manufacturer warranty covering defects in materials and workmanship under normal laboratory use conditions. Technical support is available for setup guidance and measurement methodology questions.
Compliance
References
Background reading relevant to this product:
What gait parameters can be measured from the ink footprint records?
Primary parameters include stride length, step width, stride frequency, paw angle, and gait symmetry. Additional measurements such as step overlap, stance width, and individual paw contact area can be derived through manual measurement or digital analysis of the recorded impressions.
How should the ink be applied to ensure clear footprints without affecting behavior?
Apply a thin, even layer using a small brush or foam applicator, focusing on paw pads while avoiding excess ink between toes. The ink should be sufficient for clear impressions but not so heavy that it alters normal walking patterns or causes animals to lift paws excessively.
How many trials are typically needed for reliable gait assessment?
Most protocols use 3-5 successful traversals per animal, with successful trials defined as continuous forward movement without stops, turns, or grooming behaviors. Multiple trials allow for assessment of consistency and calculation of mean values with appropriate statistical power.
Can the recorded footprints be digitized for computer analysis?
Yes, footprint records can be scanned or photographed for digital analysis using image analysis software. This enables automated measurement of multiple parameters and integration with statistical analysis packages for larger datasets.
What factors might influence gait measurement reliability?
Key factors include consistent ink application, animal acclimation time, runway cleanliness between trials, environmental conditions (lighting, noise), and standardized measurement methodology. Proper training and protocol adherence are essential for reproducible results.
How does this compare to automated gait analysis systems?
This manual system provides direct physical records and lower cost compared to automated systems, but requires manual measurement and analysis time. Automated systems offer real-time data and higher throughput, while this apparatus provides permanent records suitable for re-analysis and detailed morphological assessment of individual footprints.
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