Mandibular impacted third molar
Conditions
Interventions
Experimental group:The removal scheme of rigid body mechanics principle was adopted
control group:Using the traditional mechanical principle of removal scheme
Sponsors
Hospital of Stomatology, Shanxi Medical University
Eligibility
Sex/Gender
All
Age
20 Years to 25 Years
Inclusion criteria
Inclusion criteria: 1. The patient was in good general condition with no local inflammation or blind pockets in IMTMs and ASM; 2. All removed IMTMs were completely impacted by mucous membranes, and ASM was a thick gingival biotype; 3. No caries, no loosening, no crown prosthesis, no loss of mandibular first molar; 4. According to the Winter classification and Pell and Gregory classification, select the B? mesial or horizontal IMTMs, and the Angle between the maxillary plane and the mandibular plane of the mesial or horizontal IMTMs is 11°~100°; 5. The distance X1-X2(i.e. front gap of wisdom teeth) from the mesial most convex point of IMTM crown to the most concave point of ASM distal neck is 1mm; 6. IMTMs patients voluntarily participated in clinical examination and subgingival plaque sampling, with good compliance and regular follow-up.
Exclusion criteria
Exclusion criteria: 1. Patients with systemic diseases; 2. There are lesions in ASM; 3. Poor compliance or irregular treatment; 4 Patients who requested termination of the experiment or lost contact could not follow the interview.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Extraction time;peroperative bleeding;pain degree;Swelling condition;Mouth opening degree; | — |
Countries
China
Contacts
Public ContactWang Xing
Hospital of Stomatology, Shanxi Medical University
Outcome results
None listed