The device
ActaStim delivers controlled stimulation across the fusion site during the healing window. The unit is worn externally, on a schedule set by your surgical team.

Specifications, indications, and wear schedule follow the manufacturer's instructions for use and your surgeon's direction.
01 / Prescribed
Your surgeon determines that stimulation suits your fusion.
02 / Delivered
Sierra verifies coverage, ships the unit, and walks you through fit.
03 / Worn daily
You wear it on schedule while the fusion heals, with check-ins.