A hole appearing in an implant crown can mean that the material closing the screw channel has come out. It does not, by itself, establish that the retaining screw has loosened or that the implant has failed. Contact the dental team and describe what changed, including any movement or pain.
The useful distinction is between the surface seal, the material protecting the screw head inside the channel and the screw itself. These occupy different positions and perform different jobs. A photograph can help the practice understand your concern, but it cannot confirm the condition of the buried connection.
The opening has more than one layer
| Part | Its place in the construction | What a missing surface filling cannot establish |
|---|---|---|
| Surface filling or seal | Closes the visible access opening in the restoration. | Whether the screw underneath remains correctly secured. |
| Channel barrier | Separates the screw head from the material above it in workflows that use a barrier. | Which barrier was used or whether it is still present. |
| Retaining screw | Secures the relevant prosthetic connection. | Its condition, component reference or tightening specification. |
This is a schematic map, not a description of every implant restoration. The materials and arrangement need to be checked against your records. Some crowns are cemented onto an abutment and have no visible screw opening; the hidden-screw explanation covers that different access problem.
In a 2024 clinical account from the Pankey Institute, Lee Ann Brady describes placing a barrier over the screw and a separate filling material above it. The purpose includes preserving access for later maintenance. That account describes her approach; it does not identify the materials in your crown.
A technical publication on PTFE tape also describes protecting the screw head while keeping later removal possible. Its use in a professional procedure is not a reason to pack household tape into an exposed channel.
The bridge can feel solid while its filling is missing
In a public patient question from June 2026, someone with an All-on-6 bridge reported that a screw-hole filling had come out while the bridge still felt firm. Treatment had taken place abroad, and the person wanted to know whether another trip was necessary.
That is a self-reported concern, with no verified examination or treatment outcome. It illustrates a practical problem: a small surface change can leave a patient unsure which part needs attention and who has the information to assess it. Advice in the comments cannot determine the state of another person's restoration.
If you also notice movement, a changed bite or discomfort, include that in the first message. Avoid repeatedly rocking the bridge to see whether the screw is loose. A detached crown, a missing filling and a damaged retaining screw require different assessments.
Send a description the receiving practice can use
Copy this short message and replace the bracketed fields with your observations. Leave anything you do not know unanswered.
I have a [single implant crown / fixed bridge / other construction]. On [date], I noticed that material closing an opening had come out. I have noticed [movement, pain, a bite change or none of these]. I [have / have not] found a loose part. My original practice is [contact details], and I can provide [records or photographs]. Please advise how soon I should be assessed and what information you need.
A local practice may need details from the original provider before agreeing to carry out maintenance. Ask about that before assuming that travel is required. The implant record handoff can help organize device references and previous treatment notes.
If a separate object has disappeared into your mouth, say so explicitly. Suspected swallowing or inhalation belongs to a different assessment pathway, explained in missing implant parts. Do not describe that event only as a lost filling.
When a replacement filling comes out again
Keep the dates of previous repairs and the time until the material was lost again. Record what the clinician said was replaced. This helps distinguish repeated loss of the surface material from a recurring problem at a deeper connection.
At the visit, ask which layer is missing, whether the rest of the connection needs examination and how the new closure will be recorded. If another practice will provide future care, request the component information alongside the treatment note. Do not fill the opening with glue or use a tool to reach the screw. A useful record ends with the actual finding: for example, which material was renewed and whether any other component was assessed. Keep that record with the original restoration details.
Sources checked and article first published October 23, 2026. The patient account is a public self-report. This guide explains component identification and communication; it does not diagnose an exposed screw channel.