Assessment of Post Operative Swelling Among Patients Following Extraction of Impacted Third Molars
APOSTM
1 other identifier
interventional
116
0 countries
N/A
Brief Summary
This randomized controlled trial aims to compare Ward's incision and Comma incision regarding postoperative swelling following extraction of impacted mandibular third molars. Secondary outcomes include pain and bleeding assessed 48 hours after surgery. The findings will help identify the incision technique associated with better postoperative outcomes
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P50-P75 for not_applicable
Started Jul 2026
Shorter than P25 for not_applicable
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
First Submitted
Initial submission to the registry
June 6, 2026
CompletedFirst Posted
Study publicly available on registry
June 17, 2026
CompletedStudy Start
First participant enrolled
July 5, 2026
CompletedPrimary Completion
Last participant's last visit for primary outcome
August 5, 2026
ExpectedStudy Completion
Last participant's last visit for all outcomes
August 5, 2026
June 17, 2026
June 1, 2026
1 month
June 6, 2026
June 12, 2026
Conditions
Keywords
Outcome Measures
Primary Outcomes (2)
Postoperative Swelling
Degree of postoperative swelling assessed using a Visual Analog Scale (VAS) ranging from 0 to 5, where 0 indicates no swelling and 5 indicates extremely severe swelling following extraction of impacted mandibular third molars
48 hours after surgery
Postoperative Swelling
Degree of postoperative swelling assessed 48 hours after extraction of impacted mandibular third molars using a Visual Analog Scale (VAS) ranging from 0 to 5, where 0 indicates no swelling and 5 indicates extremely severe swelling.
48 hours after surgery
Study Arms (2)
Ward's Incision Group
EXPERIMENTALStandard Ward's incision with mucoperiosteal flap elevation for extraction of impacted mandibular third molar.
Comma Incision Group
ACTIVE COMPARATORComma incision flap design for extraction of impacted mandibular third molar.
Interventions
Patients allocated to Group A will undergo extraction of impacted mandibular third molars using Ward's incision. Depending on the degree of impaction, a sulcular incision will be made from the mesiobuccal aspect of the first or second molar extending distally. A relieving incision will be placed mesially without severing the interdental papilla, followed by a distal releasing incision on the mandibular ramus. A full-thickness mucoperiosteal flap will then be elevated to facilitate tooth extraction.
Patients allocated to Group B will undergo extraction of impacted mandibular third molars using the Comma incision technique. The incision will begin below the second molar and extend to its distobuccal line angle, then curve smoothly upward to the gingival crest. The incision will continue as a crevicular incision around the distal aspect of the second molar. A distolingually based flap will be elevated to provide adequate exposure for extraction of the impacted third molar.
Eligibility Criteria
You may qualify if:
- Patients with no periodontal pathology related to the involved tooth on clinical examination.
You may not qualify if:
- Patients with congenital or acquired bleeding disorders. Patients with any bony lesion adjacent to the impacted third molar. Medically immunocompromised patients.
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Related Publications (1)
Sayed N, Bakathir A, Pasha M, Al-Sudairy S. Complications of Third Molar Extraction: A retrospective study from a tertiary healthcare centre in Oman. Sultan Qaboos Univ Med J. 2019 Aug;19(3):e230-e235. doi: 10.18295/squmj.2019.19.03.009. Epub 2019 Nov 5.
PMID: 31728221RESULT
Central Study Contacts
Study Design
- Study Type
- interventional
- Phase
- not applicable
- Allocation
- RANDOMIZED
- Masking
- SINGLE
- Who Masked
- CARE PROVIDER
- Purpose
- TREATMENT
- Intervention Model
- PARALLEL
- Sponsor Type
- OTHER
- Responsible Party
- PRINCIPAL INVESTIGATOR
- PI Title
- Principal investigator, Department of Operative Dentistry
Study Record Dates
First Submitted
June 6, 2026
First Posted
June 17, 2026
Study Start
July 5, 2026
Primary Completion (Estimated)
August 5, 2026
Study Completion (Estimated)
August 5, 2026
Last Updated
June 17, 2026
Record last verified: 2026-06