The efficacy of Low-Level Laser on postoperative pain and range of motion (ROM) after bilateral total knee arthroplasty: A Double-blind controlled randomized clinical trial

The efficacy of Low-Level Laser on postoperative pain and range of motion (ROM) after bilateral total knee arthroplasty

Status

Unknown

Phases

Phase 2

Study type

Interventional

Source

TCTR

Registry ID

TCTR20241030017

Enrollment

Registered

2024-10-30

Start date

2024-09-20

Completion date

Unknown

Last updated

2026-08-03

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

Conditions

Bilateral OA knee Total knee arthroplasty, low- level laser therapy, post operation pain, post operative range of motion

Interventions

low level laser: radiation used in this particular therapy refers to use the wavelength 500 nm and the power in range from 1 mW to 500 mW Laser at around knee for 9 points - 3 points at medial knee -

Experimental Device,Experimental Device

Low-level laser,control

Eligibility

Sex/Gender

All

Age

18 Years to 90 Years

Inclusion criteria

Inclusion criteria: 1. Primary bilateral OA knee patient who spontaneous bilateral total knee arthroplasty at Rajavithi Hospital 2. Cemented PS designed TKA 3. Patient allow to consent

Exclusion criteria

Exclusion criteria: 1. Coagulopathy and platelets 2. History of DVT or PE

Design outcomes

Primary

Measure	Time frame
Post operative pain after bilateral Total knee arthroplasty 48 hr, 72 hr, 3 months after intervention VAS score	—

Secondary

Measure	Time frame
postoperative range of motion (ROM) after bilateral total knee arthroplasty 48 hr, 72 hr, 3 months after intervention goniometer,Complication of low level laser 72 hr after intervention record form	—

Countries

Thailand

Contacts

Public ContactNaruecha Jirasirisuk

Rajavithi Hospital

N.jirasirisuk@gmail.com0815676252

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026