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A new, improved tool helps dentists predict how tricky it is to remove stuck lower wisdom teeth.

Development and Validation of an Extended Pederson Index Incorporating Additional Factors for Assessing the Difficulty in surgical removal of impacted Mandibular Third Molar. - NIL

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2026/04/108096
Enrollment
400
Registered
2026-04-09
Start date
Unknown
Completion date
Unknown
Last updated
2026-06-01

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

Conditions

Health Condition 1: K011- Impacted teeth

Interventions

Intervention1: Nil: Nil Intervention2: Surgical removal of Impacted mandibular third molar: The surgical procedure will be performed by one highly experienced and skilled surgeon to ensure the highest

Sponsors

Rishi Kumar Bali
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1. Patients with impacted mandibular third molar 2. Patients of both sexes aged between 20-50 years 3. Presence of second molar adjacent to the impacted third molar 4. Co-operative motivated patients with good oral hygiene. 5. Healthy patients with no systemic disease. 6. Patients who agreed to be a part of study protocol and submit a written informed consent for the same.

Exclusion criteria

Exclusion criteria: 1. Age under 20 years and over 50 years 2. With history of systemic conditions or on drugs that contraindicate surgical procedure. 3. Craniofacial syndrome or anomaly. 4. Patients with platelet disorders or any other blood dyscrasias. 5. Presence of any pathological lesions in the molar area such as cyst and tumors 6. Trauma/ pathology in relation to impacted mandibular third molar 7. Third molars without root completion

Design outcomes

Primary

MeasureTime frame
Development and Validation of an Extended Pederson Index for Assessing the Difficulty in surgical removal of impacted Mandibular Third MolarTimepoint: Baseline and Immediate postoperative

Secondary

MeasureTime frame
NILTimepoint: NIL

Countries

India

Contacts

Public ContactRishi Kumar Bali

D.A.V (C) Dental College, Yamunanagar

rishbali@gmail.com9315396704

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Jun 11, 2026