PMC7673923_01
Intraoral view of operative region. Even though the needle is visible on the radiograph, it is not possible to firmly locate it intraorally.
CRID2020-6686736.001.jpg
PMC7673923_01_CRID2020-6686736.001.jpg
fig1
Teeth 54 had caries on its occlusal and distal surfaces, and tooth 55 had caries on its occlusal and mesial surfaces (Figure 1).
The periapical radiograph shows the exact location of a broken tool between teeth 55 and 54.
CRID2020-6686736.002.jpg
PMC7673923_01_CRID2020-6686736.002.jpg
fig2
Based on clinical examination and radiological evaluation (Figure 2), the treatment plan included designing the correct surgical access to interproximal space between teeth 54 and 55 and retrieval of the broken needle.
The broken needle is visible (black arrow) in periodontal ligament space of tooth 55 after flap reflection.
CRID2020-6686736.003.jpg
PMC7673923_01_CRID2020-6686736.003.jpg
fig3
Surgical retrieval of a broken needle (black arrow).
CRID2020-6686736.004.jpg
PMC7673923_01_CRID2020-6686736.004.jpg
fig4
Removed needle, approximately 8 mm long.
CRID2020-6686736.005.jpg
PMC7673923_01_CRID2020-6686736.005.jpg
fig5