Find out how patients benefit from using Cala Trio™.

Your essential tremor is unique.

And now so is your treatment. Managing tremors doesn’t have to be difficult. Introducing Cala Trio, a simple, wrist-worn device that reduces your unique hand tremor. Easy-to-use and effective, Cala Trio meets you where you are, with therapy when you need it.

Cala Trio is a breakthrough way to reduce your hand tremor. It is the only non-invasive therapy that goes directly to the source of tremor and is specifically designed to treat essential tremor.

Your personalized treatment awaits

Designed with you and your unique needs at the center, Cala Trio delivers advanced targeted therapy that safely and effectively reduces your tremor.

How advanced targeted therapy works

The therapy is calibrated to your tremor pattern. When activated, Cala Trio gently stimulates the nerves causing your unique tremor.

Easy to try

You have good days with your tremor. You have less-than-good days with your tremor. Cala Trio is there for you either way, allowing greater ease and the ability in your everyday activities as often as you need it. Be one of the first to experience personalized tremor therapy.

Clinical Research

We want to make sure that all people living with essential tremor can understand the research we fund and conduct. Our goal is to give you the information needed to help you understand and manage your tremors. To learn more visit Clinical Research Summary.


Mother, IT Professional

“All those day-to-day tasks that I struggled with I was able to complete thanks to the Cala Trio.”

Join our educational events to learn more

Details about upcoming conversations with physicians and therapy experts.

Cala Trio is cleared by the FDA as a Class II Medical Device as an external upper limb tremor stimulator. The De Novo number is DEN170028 with subsequent 510K, K182706

You can reach our Customer Success team at (888) 699-1009 Monday-Friday from 7am-4pm Pacific Time and at at any time.

Still have more questions?

Check our list of Frequently Asked Questions

Learn more about essential tremor from the International Essential Tremor Foundation

Indications for Use

Cala Trio is indicated to aid in the transient relief of hand tremors in the treated hand following stimulation in adults with essential tremor. Please refer to the Safety Information for a complete listing of warnings and cautions.

Caution: Federal law restricts this device to sale by or on the order of a physician.


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