What makes ZEST unique, and how do its abutment options and prosthetic solutions compare?
ZEST is widely regarded as the leader in the overdenture world, offering a unified system that works across virtually every implant brand and a complete spectrum of prosthetic solutions, from traditional removable overdentures to fixed conversions. The system's flexibility, universal compatibility, and recent innovations (like the angled locator and Locator Fixed) make it possible to keep patients in one streamlined platform regardless of clinical complexity or budget.
Why ZEST Stands Apart
| Advantage | What It Means |
|---|---|
| Universal compatibility | ZEST offers a Locator abutment for virtually every implant system, allowing mixed implant systems in one arch under one unified overdenture system. Competitors are typically proprietary to their own implants. |
| Practice efficiency | Offices manage one overdenture system instead of tracking multiple brands, inserts, and housings. Streamlines inventory, training, and case planning. |
| Proper terminology | "Locator" is ZEST's branded abutment system. Many offices say they're "placing locators" when using a competitor's system, similar to calling all adhesive bandages "Band-Aids." |
| Technical design | Locator is one of the lowest-profile abutments available, with a self-leveling insert that floats inside the denture cap for automatic alignment. |
Abutment Options and Selection
ZEST offers three abutment options to address different implant angulations and clinical needs:
| Abutment Type | Angulation Range | Profile | Best Use | Strategic Advantage |
|---|---|---|---|---|
| Gold Locator (Standard Legacy) | 0–20° divergence | Low profile | Standard removable overdenture cases | Allows future conversion to Locator Fixed |
| Pink RTX Abutment | Beyond 20° divergence | Taller, two-lip design | Removable overdentures when angulation exceeds 20° | Pivoting inserts allow full 30° movement over the abutment |
| Angled Locator (New) | Corrects 15° of angulation | Low profile | Cases that would otherwise require RTX | Converts RTX cases to gold system; keeps Locator Fixed conversion possible. Available for Nobel, Straumann, ZimVie, and Neodent |
Selection Strategy: When possible, choose the angled locator to keep patients in the gold system. This preserves the low-profile benefit and leaves the door open for future Locator Fixed conversion.
Removable vs. Fixed Solutions
ZEST covers the entire prosthetic spectrum, from patient-removable overdentures to clinician-removable fixed prostheses.
| Solution | Removability | Key Features | Ideal For |
|---|---|---|---|
| Traditional Overdenture | Patient removable | Implant-retained, soft-tissue supported; uses nylon inserts for daily in/out wear; cannot fix an ill-fitting denture (denture must seat properly first) | Patients seeking implant-retained denture stability |
| Locator Fixed (introduced 2 years ago) | Clinician removable only | Converts existing gold locator patients to a fixed prosthesis without changing abutments; uses rigid PEAK inserts | Patients who want a fixed outcome but have overdenture-level budgets |
Why Locator Fixed Matters
Locator Fixed bridges the gap that previously existed between basic overdentures and expensive All-on-X cases. It addresses the universal patient preference for a fixed prosthesis, while staying within reach of patients who can't afford full All-on-X treatment. For practices, it captures cases that might otherwise walk out the door to competitors offering fixed solutions.
Bottom Line
ZEST's strength lies in three reinforcing pillars: universal implant compatibility, a tiered abutment lineup that handles any clinical angulation, and a removable-to-fixed pathway that meets patients at every budget level, all within one unified system.
Additional Resources
For more information concerning Passivity Plus:
Contact Information
For help implementing Passivity Plus to your next case, contact ROE Dental Laboratory:
- Phone: (216) 663-2233
- Email: info@roedentallab.com