Study on the postoperative stability for skeletal class ? orthognathic surgery by using myofunctional therapy

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2000036486

Enrollment

Unknown

Registered

2020-08-23

Start date

2020-10-01

Completion date

Unknown

Last updated

2020-09-14

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

Conditions

class II skeletal malocclusion

Interventions

Two Groups:myofunctional therapy

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: The adult patients who are diagnosed with skeletal Class II malocclusion with only mid to severe mandibular underdevelopment, ANB angle bigger than 5 degree, and accept undertake orthognathic surgery.

Exclusion criteria

Exclusion criteria: The patients who are diagnosed with TMD

Design outcomes

Primary

Measure	Time frame
SNB;ANB;Wits distance;Y axis;MP-FH angle;MP-FH;Pog’-zero meridian;overbit and overjet;molar relationship;	—

Countries

China

Contacts

Public ContactXu Yan

Shanghai Stomatological Hospital

orthoxy@163.com+86 13816820629

Outcome results

None listed

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