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Understanding Biofeedback on the Electro-Acuscope

What is Biofeedback?

Biofeedback on the Electro-Acuscope refers to the instrument’s real-time monitoring and response to the electrical properties of the tissue being treated. It enables the device to intelligently adapt the waveform it delivers—ensuring that the current applied is precisely matched to the tissue’s condition, enhancing therapeutic effectiveness while minimizing risk.

Development History

The Acuscope was developed in the late 1970s and became commercially available in 1979. It was created by a multidisciplinary team of biomedical engineers, physicists, and clinicians with the goal of creating a bioelectric modulation system that could promote true cellular regeneration—unlike the brute-force stimulation of early TENS units.

What Does the Acuscope Measure?

1. Impedance – Measures resistance to current flow through tissues. High impedance indicates cellular disruption, edema, or inflammation.

2. Capacitance – Reflects the cell’s ability to hold an electrical charge, directly related to ATP levels and membrane integrity.

3. Electrovibratory Rate (EVR) – A proprietary frequency signature of cells in distress, compared to stored optimal frequency references.

How Biofeedback Works

Each 5-millisecond treatment cycle is composed of:

1. Measurement Phase (~2.5 ms): Sends a scouting pulse, gathers impedance and capacitance data.

2. Calculation Phase: Internal microprocessor determines waveform parameters (shape, frequency, amplitude).

3. Treatment Phase (~2.5 ms): Delivers a customized waveform tailored to the tissue’s needs.

This closed-loop process repeats hundreds of times per second, dynamically responding to changing tissue conditions.

Why It’s Unique

• Conventional devices like TENS or PEMF deliver fixed waveforms regardless of tissue condition.

• The Acuscope modulates current in real time based on ongoing tissue feedback.

• It avoids overstimulation and targets cellular recovery, not just symptom relief.

Clinical Relevance in Equine Therapy

• Reads and adapts based on limb, tissue type, and degree of inflammation.

• Safely treats sensitive or compromised tissue by adjusting output.

• Tracks changes across sessions, enabling data-informed treatment plans.

• Reinforces post-operative healing, soft tissue rehab, inflammation resolution, and wound healing.

Summary

The Electro-Acuscope’s biofeedback system makes it fundamentally different from other electrotherapy tools. It monitors tissue, calculates appropriate waveforms, and treats in real time. This promotes ATP synthesis, restores electrical balance, and supports deep tissue healing—while ensuring safe, biologically compatible treatment.

For veterinary partners, this offers a dependable, science-backed, non-pharmaceutical way to support tissue regeneration and recovery in equine patients.

Grand Hart Equine is proud to offer the only Acuscope unit in Ohio—bringing precision recovery therapy to the horses who need it most.