Non-randomized controlled trials with open study at single institution for safety and accuracy of modified surgical methods of orthognathic therapy

Non-randomized controlled trials with open study at single institution for safety and accuracy of modified surgical methods of orthognathic therapy - Non-randomized controlled trials with open study at single institution for safety and accuracy of modified surgical methods of orthognathic therapy

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000019394

Enrollment

Registered

2015-10-19

Start date

2015-10-19

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Dentofacial deformity

Interventions

Adding the modified osteotomy to sagital sprit ramus osteotomy

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: The patients diagnosed as dentofacial deformities and getting treated with orthognathic surgery.The interference of proximal and distal bone segments is made the prediction before the operation of sagital split ramus osteotomy.

Exclusion criteria

Exclusion criteria: underage

Design outcomes

Primary

Measure	Time frame
The stability after the operation (3, 6, 12 month after operation) The level of paralysis after the operation (3, 6, 12 month after operation)	—

Countries

Japan

Contacts

Public ContactKuzuto Kurohara

Tokyo Medical and Dental University Maxillofacial surgery

kuzkuroh.mfs@tmd.ac.jp03-5803-5500

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026