comparative study between the surgical and medical treatment for the Temporomandibular Joint Irreducible Anterior Disc Displacement: A Multicenter, Prospective, Randomized Controlled Trial Comparing Surgical T

A comparative study between the surgical and medical treatment for the Temporomandibular Joint Irreducible Anterior Disc Displacement: A Multicenter, Prospective, Randomized Controlled Trial Comparing Surgical T

Status

Recruiting

Phases

Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2400081261

Enrollment

Unknown

Registered

2024-02-27

Start date

2024-03-01

Completion date

Unknown

Last updated

2025-08-18

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

Conditions

Tempromandibular Joint Disease

Interventions

Surgical treatment group:Surgical reduction and fixation of ADDwoR through Modified Endural Incision and using a 2.0 mm mini-screw with a slot in the tail are drilled 8 to 10 mm inferior to the poster

Conservative treatment group:Treatment with stabilizing splints Medications

Eligibility

Sex/Gender

All

Age

18 Years to 60 Years

Inclusion criteria

Inclusion criteria: 1. Adults aged 18-60 years 2. Clinically and MRI-confirmed diagnosis of anterior disc displacement without reduction 3. Symptoms such as pain and limitation of mouth opening. 4. Subjective disease duration of more than three months.

Exclusion criteria

Exclusion criteria: 1. ASA > 2 2. Insufficient disc length or calcification that prevents disc repositioning surgery, etc. 3. Received TMJ-related treatment within the last six months.

Design outcomes

Primary

Measure	Time frame
DCTMD-JFLS-20 Scale Scores;Psychological State Assessment:;	—

Secondary

Measure	Time frame
Condyle Morphology, Volume, and Position Analysis:;Joint Disc Morphology and Position Analysis:;	—

Countries

China

Contacts

Public ContactNan Jiang

West China Hospital of Stomatology, Sichuan University

dent_jn@163.com+86 180 8086 3515

Outcome results

None listed

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