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Glass Electrodes for High Frequency Wands

by Pro FacialWand 28 Jul 2023
Glass Electrodes for High Frequency Wands

High frequency wands used for skin rejuvenation rely on glass electrodes to transmit the electrical current. These versatile glass attachments make high frequency treatment safe and effective. In this guide, we’ll look at how glass electrodes work, the different shapes and styles, and how to use them properly.

What Are Glass Electrodes?

Glass electrodes are interchangeable head attachments for high frequency wands. They allow indirect high frequency application.

Here’s how they work:

  • The glass electrode attaches into the wand handle via a metal connector.
  • Glass does not conduct electricity directly. But the metal connector inside transmits the high frequency current into the glass.
  • As the glass head glides over the skin, it does not permit the current to pass through. Instead, the energy ionizes the air in the gap between the skin’s surface and the glass.
  • This ionization generates the reactive oxygen molecules for high frequency’s effects. It also creates the visible violet glow discharge.
  • The result is diffusion of electrical energy in a gentle indirect manner without skin contact.

Glass provides an inert, nonconductive interface between the skin and current. This makes glass wands safe and limits side effects.

While glass does not conduct electricity, it still allows the high frequency current to penetrate the skin’s surface. Just not as deeply as direct contact methods.

The Origins of Glass Electrodes

Glass electrodes for medical use were first designed in the 1920s. Early electrodes had long, thin bases to concentrate the electrical field intensity.

But these fragile rods were prone to overheating and cracking. Thicker, more durable mushroom-shaped glass electrodes were developed in the 1930s.

Different shapes emerged to treat various parts of the face and body more effectively. The inert glass material also posed little contamination risk during procedures.

Glass electrodes allowed doctors to harness the therapeutic potential of high frequency currents safely. This pioneered many of the technology’s medical and cosmetic uses still seen today.

How to Choose Glass Electrodes

There are a few key factors to consider when selecting glass electrodes:

  • Shape - Targeted to specific treatment areas
  • Size - Diameter of the circular head (typically 1” to 3”)
  • Thickness - Thicker glass sustains intensity better
  • Connector - Compatible with your device
  • Quantity - Multiple shapes ideal for versatility

Standard kits include a mushroom, bent, and comb electrode to start. Avoid fragile, thin glass prone to cracking.

Medical grade glass like borosilicate is best. Higher purity quartz glass boosts effects but requires careful handling.

Look for a smooth, polished surface. Minor bubbles and imperfections are normal. Avoid large cracks, chips, or dents.

Select electrodes compatible with your high frequency wand’s connector size. Standard is 8mm.

The Most Common Electrode Shapes


The traditional mushroom shape features a round glass head attached to a handle. Best for overall facial treatment. Different sizes available.


Features multiple points to treat along the part line for hair and scalp benefits. Also good for light facial massage.


The curved or bent shape helps treat delicate areas like around the eyes, nose and lips. The angled tip provides precision.

Flat (Rectangular)

The flat surface offers concentrated treatment on spots and blemishes. The rectangular shape reaches into crevices.


Resembles a mushroom but with a metal tip containing small points. Used to penetrate deeply into pores.


A solid glass orb for facial massage and muscular micro-stimulation. Like a gua sha tool.

There are also specialized electrodes for body treatments. The versatility of multiple shapes in one wand improves efficacy.

Proper Use of Glass Electrodes

Using your glass electrodes correctly ensures safety and prevents breakage:

  • Never let glass electrodes touch or press into the skin. Always maintain a 5mm+ air gap.
  • Move slowly using light, feathery sweeping motions. Avoid rubbing hard.
  • Do not drop or bang electrodes. Lay flat on a stable surface when not in use.
  • Check for cracks/chips before each use. Defective glass can cut skin.
  • Apply a thin layer of conductive gel or oil to stimulate current flow.
  • Clean carefully after each use. Avoid harsh cleaners.
  • Discard electrodes if they overheat or lose conductivity.

With proper care and technique, quality borosilicate or quartz glass electrodes last for years.

Specialized Electrodes

Beyond the standard facial set, some specialized glass electrodes include:

Ear electrodes - For treating ear wax, blockages, infections, and tinnitus.

Nasal electrodes - Shaped for penetration into nasal cavities to treat allergies and congestion.

Dental electrodes - Used to disinfect gum tissue and accelerate post-surgery healing.

Fissure electrodes - A thin, curved shape to reach into skin crevices and folds.

Rectal/vaginal electrodes - Allow internal high frequency therapy though should only be performed by professionals.

Eye cup electrodes - A glass cup placed over closed eyes during treatment.

Monopolar disk electrode - A flat disk that attaches to a wand’s lone electrode terminal for isolated treatment.

Bipolar - Two mushroom electrodes used simultaneously for stronger effects.

Specialized glass shapes expand high frequency’s therapeutic versatility. But caution is still needed to avoid overtreatment on delicate tissues. Proper training is critical.

Are Glass Electrodes Necessary?

Strictly speaking, no - glass electrodes are not an absolute necessity. There are high frequency wands that use:

  • Bare metal electrodes - But these require extensive disinfection and carry higher risks.
  • Direct carbon electrodes - Safer than metal but may irritate.
  • Solid quartz crystal wands - No separate electrodes but potential to overdo treatment.

However, glass remains the safest, most versatile, and user-friendly electrode interface for most high frequency treatments. The clinical consensus agrees that quality borosilicate or quartz glass electrodes are ideal for delivering high frequency’s skin rejuvenation benefits responsibly.

Caring for Glass Electrodes

With routine care, glass electrodes last for years. Follow these guidelines for maintenance:

  • Handle gently. Avoid drops, dings, or rough cleaning.
  • Wash with mild soap and water after each use. Avoid harsh detergents.
  • Disinfect periodically by soaking the electrode head in 70% isopropyl alcohol for 10 minutes.
  • Store electrodes properly in a protected case or box.
  • Replace cracked, chipped, or cloudy electrodes.

Proper care maximizes the lifespan and performance of your glass high frequency electrodes.

The Takeaway

Interchangeable glass electrodes provide a safe, non-conductive interface for delivering high frequency electrical energy during skin treatment. Mushroom-shaped electrodes are the gold standard, but various shapes serve different purposes. Quality borosilicate or quartz glass sustains intensity while minimizing irritation. With routine cleaning and replacement as needed, glass electrodes enable safe and effective high frequency skincare therapy at home.

Revive Tu Piel, Restaura Tu Resplandor.

En ProFacialWand™, creemos que todos merecen una piel saludable y vibrante. Ese sueño impulsa nuestros diseños de productos. Estamos dedicados a innovar tecnologías que restauren la luminosidad y vitalidad de tu piel. Continuamente optimizamos nuestras varitas para revivir y rejuvenecer tu tez. Nos encanta escuchar los comentarios positivos de nuestros clientes, porque nuestro propósito es ayudarte a recuperar la confianza y la belleza. Seguiremos empujando los límites a través de la I+D para realizar nuestra visión de ayudar a todos a redescubrir la luminosidad de su piel. Únete a nosotros en la exploración de tus posibilidades de renovación.
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