Implant Body Fracture: Identify What Remains

A fractured implant body is a break in the fixture placed in bone. It is different from a broken abutment screw or a ceramic abutment. Before discussing retrieval, identify which structure has failed and what remains at the site.

A patient may first notice only that the crown has moved or come away. That observation cannot establish whether the fixture itself is broken. Keep detached pieces for the treating team and arrange prompt assessment. Do not try to extract a retained fragment or test it with a tool.

Two published cases with different access problems

In the clinical case accompanying Goiato and colleagues' 2014 review, a patient returned with pain and mobility one year after restoration. On removal of the prosthesis, a portion of the implant came away with it. The fixture had fractured in its coronal third. The remaining implant was removed, and a replacement plan involved changes to implant and prosthetic design.

A 2022 report by Chen and colleagues described a deeper fracture, with the fracture surface 5.1 mm below the crestal ridge on CBCT. Surgical access and removal were followed by bone regeneration, later implant placement and restoration. The authors reported a satisfactory review 12 months after loading.

These are individual reports. The second does not establish a universally preferable removal technique, and neither predicts how much bone can be preserved at another site. Their practical contrast is the location of the retained fragment and the reconstruction required after removal.

Confirm the failure map before choosing a pathway

Ask the receiving clinician to explain the map in ordinary language. Which piece belongs to the crown, which belongs to the abutment and which is part of the implant body? Mark uncertain identifications as provisional until the components and imaging have been reviewed.

  • Failed structure: fixture, screw, abutment or a combination, with the evidence supporting that identification.
  • Retained structure: the fragment's documented location and its relationship to the remaining implant and bone.
  • Site condition: examination findings and the questions that imaging is intended to answer.
  • Restorative consequence: which existing prosthetic components could remain useful and which decisions must wait.

This map is an editorial referral aid, not a surgical protocol. It should help the next clinician understand the problem without turning a photograph into a definitive diagnosis.

Discuss preservation and reconstruction together

Removal is only one part of the proposed treatment. Ask what the procedure is expected to leave behind and how the site would be managed afterward. If treatment is staged, request the reason for each stage and the evidence that will determine readiness for the next one.

If retention of a fragment is proposed, ask why that option is being considered, what findings make it acceptable in this case and how it would be followed. If removal is proposed, ask how the access plan relates to the fragment's position and the surrounding anatomy. A technique described in a case report does not settle that choice.

Keep immediate replacement, later replacement and a different restorative approach as distinct proposals in the consultation record. The published timelines describe those patients. They are not a calendar to copy into another patient's treatment plan.

Give the referral team more than an X-ray screenshot

Request the implant identity, previous restoration details and dated imaging through the clinic. Include the history of earlier screw loosening, fractures or repairs when documented. An absent history should stay absent. Do not reconstruct a cause from memory simply to complete the form.

The guides to a broken abutment screw and a fractured zirconia abutment describe different retained-component problems. Once fixture fracture has been confirmed, the consultation should focus on that site and its reconstruction requirements.

Finish with a written account of what is confirmed, what remains uncertain and who will resolve each question before treatment. This is more useful for a second opinion than a generic request to "remove the broken implant."

Sources and editorial dates

Sources checked and article first published October 28, 2026. The displayed date, 2026-10-27, is an editorial date assigned within the preceding week. It is not the first publication date. Published cases belong to the cited authors, not this website. The 2014 clinical account and the 2022 case-summary abstract were checked. No surgical instructions are inferred from them. This educational article and its record aids do not replace an individual clinical assessment.

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