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Randomized controlled trial on the effectiveness of absorbable collagen sponge after extraction of impacted mandibular third molar: Split-mouth design

Ramdomized controlled trial on extraction socket healing with a collagen sponge block(Atelopug®))

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CRIS
Registry ID
KCT0003363
Enrollment
34
Registered
2018-11-21
Start date
2013-10-21
Completion date
Unknown
Last updated
2019-03-11

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

Conditions

None listed

Interventions

Medical Device : Investigate the effectiveness of collagen sponge insertion by comparing with control(no-collagen sponge insertion) group after extraction of impacted mandibular third molar including

Sponsors

Ewha Womans University Medical Center
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Healthy patients who visited Department of Oral and Maxillofacial surgery, Ewha Womans University Hospital Mok-dong Medical Center for preventive impacted mandibular third molar extraction between July 2013 and June 2015 satisfying inclusion criteria were selected for study. Patients with bilateral mandibular impacted third molars based on same Pell-Gregory classification (impacted depth and ramus relationship) and Winter classification (impacted angulation) were selected.

Exclusion criteria

Exclusion criteria: 1)Patients with infectious disease (HIV, HBV) and patients 2)Patients who show sensitivity to porcine derived material 3)Patients who had peri-coronitis or peri-apical inflammation

Design outcomes

Primary

MeasureTime frame
VAS score;Facial swelling;Maximum mouth opening;Probing depth, Gingiva recession, Gingiva index, Bleeding on probing;Lamina dura, Overall density, Trabecular pattern

Secondary

MeasureTime frame
Time group effect

Countries

Korea, Republic of

Contacts

Public ContactKim Jin-Woo

Ewha Womans University Medical Center

jinu600@gmail.com+82-2-2650-2720

Outcome results

None listed

Source: CRIS (via WHO ICTRP) · Data processed: Feb 28, 2026