surgical guide in jaw surgery

Not Applicable

• Conditions: Orthognatic surgery, feasibility of computer assisted designed and fabricated surgical guide in sagittal split ramus osteotomy.; Mandibular hyperplasia; M26.03

• Registration Number: IRCT20150107020601N2
• Lead Sponsor: International Campus - Tehran University of Medical Sciences Vice Dean for reasearch Affairs

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Last Update Posted: 26 March 2018

Recruitment & Eligibility

• Status: Complete
• Sex: All
• Target Recruitment: 9

Inclusion Criteria

Age between 18-35 years.
Patients that has Mandibular sagittal split osteotomy in their treatment plan using virtual surgical planningit osteotomy in their treatment plan using virtual surgical planning

Exclusion Criteria

The patients with a history of Trigeminal nerve Neurosensory disturbance
If genioplasty is included in treatment plan
Have medical condition associated with neuropathy (like Diabetic, Hypertension and Kidney problem
Those unwilling to sign informed consent

Study & Design

• Study Type: interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
1. Inferior Alveolar nerve neurosensory disturbance. Timepoint: 1. Neurosensory disturbance will be assessed at second week, first month and three month after operation. Method of measurement: A. Quantitative neurosensory testing lower lip and chin 1. Direction of brush stroke using cotton 2.Two point discrimination using needle 3.Tactile threshold using Semmes–Weinstein (SW) monofilament . 4. Temperature awareness by using a tube filled hot water or ice B. Subjective neurosensory testing using a visual analogue scale (VAS).

Secondary Outcome Measures

Name	Time	Method
Duration of osteotomy. Timepoint: Intraoperative. Method of measurement: minute.;Unfavorbale fracture. Timepoint: intraoperative. Method of measurement: yes/ no.