Effect of low level laser therapy on paresthesia

Evaluation of the of low-level laser photo biomodulation effect on enhancement of post Lefort I and sagittal split osteotomy surgery neurosensory deficits with clinical neurosensory testing (CNST)

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT20200411047026N1

Enrollment

Registered

2020-05-11

Start date

2020-02-12

Completion date

Unknown

Last updated

2020-05-18

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

Conditions

Condition 1: Post-orthognathic surgery paresthesia. Condition 2: Jaw deformity. Paresthesia of skin Dentofacial anomalies [including malocclusion]

Interventions

Intervention 1: Intervention group: one side, called treated site will randomly choose for low level laser therapy by portable device (GaAlAs) in day 1, 5, 10 and 14 after orthognathic surgery. Expo

Eligibility

Sex/Gender

All

Age

18 Years to 30 Years

Inclusion criteria

Inclusion criteria: Healthy systemic status Age 18-30 Healthy neurological system informed consent Patients Candidate for orthognathic surgery

Exclusion criteria

Exclusion criteria: Any local or systemic disease Age under 18 and over 30 years History of trauma and jaw fracture History of previous maxillofacial surgery Taking muscle relaxant and sedative and anti-inflammatory drugs over the past 3 months Pregnancy Immune system defects Smoking Taking muscle relaxant and sedative and anti-inflammatory drugs over the past 3 months

Design outcomes

Primary

Measure	Time frame
Thermal. Timepoint: Before surgery, 2 and 3 months after surgery. Method of measurement: Visual Analogue Scale.;Light touch. Timepoint: Before surgery, 2 and 3 months after surgery. Method of measurement: Visual Analogue Scale.;Pin prick. Timepoint: Before surgery, 2 and 3 months after surgery. Method of measurement: Visual Analogue Scale.;Two point discrimination. Timepoint: Before surgery, 2 and 3 months after surgery. Method of measurement: caliper.	—

Measure

Time frame

Thermal. Timepoint: Before surgery, 2 and 3 months after surgery. Method of measurement: Visual Analogue Scale.;Light touch. Timepoint: Before surgery, 2 and 3 months after surgery. Method of measurement: Visual Analogue Scale.;Pin prick. Timepoint: Before surgery, 2 and 3 months after surgery. Method of measurement: Visual Analogue Scale.;Two point discrimination. Timepoint: Before surgery, 2 and 3 months after surgery. Method of measurement: caliper.

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Countries

Iran (Islamic Republic of)

Contacts

Public ContactMaryam Haghighat

Esfahan University of Medical Sciences

maryamhhh806@gmail.com+98 31 3627 0107

Outcome results

None listed

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