The effect of low level laser therapy on pain perception

The effect of Prophylactic low level laser therapy on pain perception due to infiltration injection

Status

Active, not recruiting

Phases

Phase 3

Study type

Interventional

Source

IRCT

Registry ID

IRCT20200126046260N1

Enrollment

Registered

2020-03-13

Start date

2020-04-20

Completion date

Unknown

Last updated

2020-03-24

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

Conditions

The effect of laser therapy on injection pain. Acute pain, not elsewhere classified

Interventions

Intervention 1: Intervention group: This study will be done by split mouth method. The purpose of split mouth study is to eliminate all variables related to different individuals. In Split Mouth metho

Eligibility

Sex/Gender

All

Age

20 Years to 27 Years

Inclusion criteria

Inclusion criteria: age between 20-27 years candidate for bilateral canine anesthesia

Exclusion criteria

Exclusion criteria: The patient has lost the canine tooth on one or both sides. The patient's age is outside the age range specified. The patient is taking painkillers or sedatives.

Design outcomes

Primary

Measure	Time frame
The amount of pain perception. Timepoint: 5 seconds after starting the injection. Method of measurement: Visual Analog Scale -Faces Pain Rating Scale-Sound Eye motor pain-physiologic scale of pain and stress.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactShakiba Zandi

Arak University of Medical Sciences

zandi9574@gmail.com+98 86 3417 3526

Outcome results

None listed

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