Direct answer
Yes, another ceramic implant may be placed after a failed ceramic implant when the site can be reconstructed, modifiable risks are controlled, and a zirconia system fits the anatomy and restoration. Replacement implants generally have lower survival than first attempts, and evidence specific to ceramic-on-ceramic retreatment is limited. The second plan should not simply repeat the original implant diameter, position, loading, or prosthetic design.
Key takeaways
- Replacement is possible, but the reason for the first failure must be investigated first.
- A failure caused by malposition, premature loading, or a noncleansable crown requires a redesigned plan, not merely a new fixture.
- Fracture raises questions about implant diameter, preparation, occlusion, bruxism, and one-piece versus two-piece design.
- Staged grafting and delayed loading may be more appropriate for a second attempt.
- A titanium implant or nonimplant restoration should be discussed when it offers a more evidence-supported or mechanically suitable option.
Evidence and decision snapshot
| Question | Established role | Possible value | Important limitation |
|---|---|---|---|
| Early nonintegration | The first implant never formed a stable bone interface. | A revised site and protected healing can support a second attempt. | Smoking, infection, stability, and systemic risks must be reviewed. |
| Peri-implantitis | Bone was lost around a previously integrated implant. | Disease control and reconstruction may permit replacement. | History of peri-implantitis and periodontitis increases maintenance demands. |
| Fracture | The ceramic fixture or abutment broke. | A stronger geometry or different system may reduce repeat risk. | Material, preparation, diameter, and occlusion must be analyzed. |
| Malposition | The implant integrated but could not be restored safely. | A new restoration-driven trajectory can solve the original error. | Bone and soft tissue may need reconstruction before replacement. |
Failure does not equal material intolerance
A ceramic implant can fail for the same broad reasons as other implants: inadequate stability, infection, micromotion, peri-implant disease, malposition, fracture, or prosthetic overload. A previous event should not be labeled “zirconia rejection” without evidence. Conversely, the material should not be declared irrelevant when fracture or a design-specific complication occurred.
The removed implant, radiographs, operative records, crown, and tissue findings can help reconstruct the failure pathway. When no single cause is proven, the next plan should address all plausible modifiable risks and communicate residual uncertainty.
What replacement studies suggest
Systematic reviews of implants placed in previously failed sites report that replacement is feasible but survival is lower than for first-placement implants. These studies predominantly involve titanium systems. The evidence base for replacing a failed zirconia fixture with another zirconia implant is much smaller, so precise success percentages should not be presented as established.
The patient should understand that a second attempt is not simply the same treatment repeated. The site has been altered by failure and removal, and the restorative and biologic plan may need additional stages.
Selecting a different ceramic design
If a one-piece implant was malpositioned or fractured after substantial preparation, a two-piece zirconia system may offer more restorative flexibility. If a two-piece component failed, the connection, screw or bonding design, available diameters, and long-term component support should be reviewed. A system should not be selected solely because it is metal-free.
Available bone must accommodate the implant without forcing an undersized diameter or facial position. Some ceramic systems require minimum dimensions or specific healing protocols. The clinician should follow manufacturer indications and use a system with clinical documentation appropriate to the site and restoration.
Changing the surgical and loading plan
A second attempt may benefit from staged bone and soft-tissue grafting, longer healing, a provisional kept fully out of occlusion, or no immediate provisional at all. The implant may be placed in a new trajectory rather than the center of the explantation defect. Primary stability should come from viable native or matured regenerated bone.
For full-arch treatment, the second implant should not be asked to carry the same immediate load unless stability and distribution support it. If one site repeatedly fails, the prosthetic design may be modified to exclude that position or use a different treatment concept.
When another ceramic implant is not the best choice
Insufficient bone for the required ceramic diameter, severe bruxism, limited restorative space, repeated site failure, inability to maintain hygiene, or need for a connection with broader long-term evidence may favor titanium or a nonimplant option. The decision is individualized and should respect patient material preferences without allowing preference to override anatomy and mechanics.
A bridge or removable prosthesis can be the definitive treatment rather than a temporary compromise. Informed consent should compare the morbidity and time of grafting with the advantages and limitations of each alternative.
Frequently asked questions
Does one failed ceramic implant mean I am allergic to zirconia?
No. Failure is more commonly related to integration, infection, position, loading, or fracture. True zirconia hypersensitivity is not established as a common cause.
Can the replacement be placed immediately?
Sometimes, but only when infection is controlled, anatomy is favorable, and primary stability can be obtained in a corrected position.
Should the replacement be wider?
Not automatically. Diameter should match anatomy, material design, and restorative needs. Increasing width can damage facial bone if space is limited.
Is a two-piece ceramic implant better after a one-piece failure?
It may offer restorative flexibility, but it is not universally better. The cause of failure and connection evidence should guide the choice.
Would titanium be more predictable?
Titanium has a larger long-term evidence base and more component options. Whether that advantage matters depends on the site, patient preference, and reason for the first failure.
Questions to discuss with your implant team
- What is the most likely cause of the first failure and what evidence supports it?
- What will be changed in the implant system, position, grafting, or loading?
- Does the site have enough bone for the required ceramic implant dimensions?
- What is known specifically about the proposed system in this indication?
- How do titanium, bridge, and removable alternatives compare?
What this means for patients
Another ceramic implant can be considered after failure, but the second plan should be meaningfully different when the first position, loading, graft, or design contributed. The evidence for retreatment is stronger for implants generally than for zirconia-specific repeat treatment.
Selected references
- Zhou W, Wang F, Monje A, Elnayef B, Huang W, Wu Y. Feasibility of Dental Implant Replacement in Failed Sites: A Systematic Review. Int J Oral Maxillofac Implants. 2016;31(3):535-545.
- Oh SL, Shiau HJ, Reynolds MA. Survival of dental implants at sites after implant failure: A systematic review. J Prosthet Dent. 2020;123(1):54-60.
- Quaranta A, Perrotti V, Piattelli A, Piemontese M, Procaccini M. Implants placed in sites of previously failed implants: a systematic review. Implant Dent. 2014;23(3):311-318.
- Pachiou A, Delgado-Ruiz R, Schnurr E, et al. ZrO Summit 2025, Group 1: Survival and Clinical Performance of Zirconia Compared to Titanium Implants. Int J Oral Maxillofac Implants. 2026. doi:10.11607/jomi.11788.
- Apaza Alccayhuaman KAA, et al. ZrO Summit 2025, Group 4: Biological Complications and Peri-implant Tissue Response. Int J Oral Maxillofac Implants. 2026.
- Attard L, Lee V, Le J, et al. Mechanical Factors Implicated in Zirconia Implant Fracture Placed within the Anterior Region: A Systematic Review. Dent J. 2022;10(2):22. doi:10.3390/dj10020022.