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The spinal cord impactor operates based on the free-fall principle and consists of an impact tip, weights, metal tube, and spinal clamps. It is primarily used for establishing spinal cord injury and traumatic brain injury animal models.
By selecting different weight masses and limit positions, both the impact location and force can be precisely controlled, enabling the induction of varying degrees of injury.
The system does not require computer or software control, providing highly reproducible injury models with simple operation and excellent cost-effectiveness.
It is widely used in neuroscience research for experimental models involving mice, rats, guinea pigs, and other small animals.
Product Model:FY5107-FY5113
Manufacturer nature:Manufacturer
Update time:2026-01-26
Visits:2 Product catalog
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Detailed Introduction
Upgraded metal impact tube with adjustment precision of 0.1 mm
Base plate size: 260 × 165 × 10 mm
Z-axis metal tube height: 300 mm with 26 evenly spaced positioning holes
Weight options: 10 g, 20 g, 40 g, 60 g, 80 g
Weight height adjustment resolution: 10 mm (hole spacing)
Limit pin for precise control of impact height
Impact tip diameters: Φ1.0, Φ2.0, Φ3.0, Φ4.0
Impactor frame consists of X, Y, and Z axes, freely adjustable, lockable, and rotatable
Z-axis metal tube height: 300 mm with 26 positioning holes, standard adjustment resolution 10 mm
Upgraded version provides 0.1 mm adjustment precision
Impact tip specifications: Φ1.0, Φ2.0, Φ3.0, Φ4.0
Weight options: 5 g, 10 g, 20 g, 40 g
Weight height adjustment resolution: 10 mm
Base plate size: 260 × 165 × 10 mm
Spinal clamp holder with X, Y, Z axes, allowing flexible adjustment of clamping direction
Flexible positioning with secure fixation
3D manipulators enable precise targeting with high reproducibility
Impact velocity can be accurately calculated, and dwell time controlled to achieve desired injury outcomes
FY5107
FY5110
FY5112
| Model | Configuration | Remark |
|---|---|---|
| FY5096 | Spinal Cord Adapter | Base plate + 3 movable clamps (2 or 3 clamps optional) |
| FY5107 | Traumatic Brain & Spinal Cord Impactor | Main unit + air compressor + accessories |
| FY5109 | Traumatic Brain Impactor | Stand + stereotaxic base + accessories |
| FY5110 | Standard Stereotaxic & Brain Impactor | Stand + complete stereotaxic set + accessories |
| FY5111 | Free-Fall Stand | Stand + accessories, length 300 mm, 26 positioning holes, accuracy 10 mm |
| FY5111-1 | Free-Fall Impactor | Stand + accessories, length 300 mm, accuracy 100 μm |
| FY5112 | Standard Stereotaxic & Brain / Spinal Cord Impactor | Stand + stereotaxic + adapters + accessories |
| FY5113 | Spinal Cord Impactor | Stand + base plate + adapters + accessories |



