Chalgren
Pre-Sterilized Disposable Ground Reference Needle Electrodes for EMG
Pre-Sterilized Disposable Ground Reference Needle Electrodes for EMG
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121 Series
Chalgren Enterprises' pre-sterilized disposable uncoated stainless steel ground reference needle electrodes have a .61 meter (24") super-flexible PVC-insulated leadwire ending with a standard touch proof connector.
Specifications
| Catalog # | Length | Gauge | Lead Wire | Hub Color | Pack Size |
|---|---|---|---|---|---|
| 121-812-24TP | 12mm (0.50") | 28ga | 24" | Red | 25/pack |
Frequently Asked Questions
What does a ground reference electrode do?
It gives the EMG amplifier a stable, neutral reference point, reducing electrical noise in the recording. See our guide to ground electrode placement for details.
Is this needle sterile?
Yes, pre-sterilized for single-patient use.
What connector does it use?
A standard touch-proof connector on a 24-inch PVC-insulated leadwire.
How many come in a pack?
25 per pack.
Related reading: The Ground Electrode in EMG: Placement, Types & Common Mistakes | EMG Needle Electrode Sizing Guide | How to Choose the Right EMG Needle Electrode
