Zida Control Sock: At-Home TTNS for Overactive Bladder
Explore clinical evidence, verify patient insurance coverage, and streamline prescribing options for your practice.
Clinical & Coverage Information
Review the information most relevant to evaluating and prescribing Zida for your patients.
Tibial Nerve Stimulation. Delivered at Home.
- The Zida Control Sock integrates transcutaneous tibial nerve stimulation (TTNS) into a comfortable wearable sock with a detachable control unit.
- Target Indications: Overactive bladder symptoms including urinary urgency, urinary frequency, and urge incontinence.
- Mechanism: Non-invasive electrical stimulation delivered via ankle electrodes without needle insertion.
Published Clinical Evidence
- Targeted neuromodulation: Zida delivers transcutaneous stimulation through the posterior tibial nerve without needle insertion and repeated in-office treatment visits.
- At-home therapy: The wearable design enables patients to perform prescribed TTNS sessions at home.
- Published clinical data have evaluated home-use TTNS with the Zida Control Sock in patients with overactive bladder.
Randomized Controlled Trial Results
Twelve weekly 30-minute home TTNS sessions were evaluated against sham treatment.
| Clinical Outcome | Zida | Sham | Result |
|---|---|---|---|
| Primary Treatment Success | 80% | 39% | Higher response with Zida |
| Daily Urgency Voids | 62% mean reduction | — | Reduction from baseline |
| Daily Urge-Incontinence Episodes | 71% mean reduction | — | Reduction from baseline |
Results shown are from the published randomized, sham-controlled study of home TTNS using the Zida Control Sock.
Insurance & Coverage
Your staff handles the prescription—we handle the rest. Zida's reimbursement team manages benefits verification, prior authorizations when required, and patient billing.
The 3-Step Prescribing Workflow
Send the completed prescription, patient insurance information, and relevant chart notes.
Zida verifies coverage, manages authorization requirements, and handles backend billing.
The Zida Control Sock ships directly to the patient's home with onboarding and support.
Coverage Available With Select Plans*
Coverage is available with select plans and remains subject to individual eligibility verification, medical-necessity requirements, plan benefits, and applicable payer policies. Coverage, rental, or purchase is not guaranteed until verified.
Billing & Coding
Payment terms are determined by the payer. Under Original Medicare, the Zida Control Sock is billed as a 13-month capped rental. Other health plans may require either rental or purchase. Zida does not determine the applicable payment model.
Out-of-Pocket & Self-Pay Options
- HSA/FSA: Patients may use eligible HSA/FSA funds subject to their plan requirements.
- Cash Pay: Options starting at $50/month with a 12-week initial minimum commitment.
Safety & FAQs
Contraindications
Do not use in patients with implanted pacemakers, ICDs, or cardiac monitors. Prescribers should review the product labeling and instructions for use for complete safety information.
Frequently Asked Questions
Standard therapy consists of 30-minute sessions according to the prescribed treatment protocol.
Zida provides direct-to-patient onboarding, treatment support, and customer care.
Zida's reimbursement team verifies patient benefits and handles applicable authorization and billing processes.
Ready to Prescribe Zida?
Choose the prescribing pathway that best fits your clinic's workflow.
Digital Portal
Fastest submission with online access and patient-order visibility.
- Submit prescriptions electronically in under two minutes.
- Track patient order and authorization status.
Paper / Fax Submission
Download, complete, and fax the prescription and supporting documentation to our intake team.
- Completed Prescription Form
- Patient Insurance Card — Front & Back
- Patient Demographic Sheet
- Relevant Chart Notes