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Establishment and evaluation of "tooth-bone-root" analysis to predict the difficulty of mandibular third molar extraction

Establishment and evaluation of "tooth-bone-root" analysis to predict the difficulty of mandibular third molar extraction

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2300072454
Enrollment
Unknown
Registered
2023-06-14
Start date
2023-06-15
Completion date
Unknown
Last updated
2023-06-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Impacted mandibular third molar

Interventions

Mandibular third molar extraction group:Extract mandibular third molar

Sponsors

Hospital of Stomatology, Sun Yat-sen University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 60 Years

Inclusion criteria

Inclusion criteria: ? Age of patients = 18 years old and =60 years old; ? Patients with mandibular impacted third molar extraction; ? Those who have taken panoramic films in our hospital in the past six months; ? It meets the indications of tooth extraction.

Exclusion criteria

Exclusion criteria: ? History of chemoradiotherapy, systemic disease, oral and maxillofacial surgery; ? Severe periodontitis, periapical periodontitis, extensive caries, local cysts, tumors and other lesions; ? Impacted or absent adjacent teeth, extensive caries, severe periodontitis; ? Limited mouth opening or poor coordination of patients (such as sensitive pharyngeal reflex, patients because of fear of operation can not be sustained, etc.); ? Incomplete root development; ? Obese patients: BMI > 32; ? There are contraindications of tooth extraction.

Design outcomes

Primary

MeasureTime frame
Tooth extraction time;—

Countries

China

Contacts

Public ContactLiu Xiangqi

N0.56 Lingyuan West Road, Guangzhou, China

liuxq58@mail.sysu.edu.cn+86 20 8381 2304

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026