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To study the efficacy of laser acupuncture on osteoarthritis (OA) knee patients by magnetic resonance imaging (MRI), clinical evaluation and movement analysis.
The Kellgren-Lawrence (KL) grading scheme for OA knee
Patient selecting flow Age: 20-70 year old Grade II-III knee OA Exlusion: Trauma history/ Space claustrophobia /Severe chronic disease/ Malignancy Pregnancy Study Cases 40 Randomize Pre-treatment MRI (to evaluate grade of OA knee/ the T2 signal of the cartilage), MRS (baseline glutamate), Movement analysis(sit to stand), Maximum strength ratio of Quadriceps/Hamstring WOMAC Post-treatment evaluation laser therapy Modality: LA-400 Treatment protocol of low level laser
40mW, 50Hz, 808nm (invisible light) , 15min
The effect of laser acupuncture is dose dependent Effect of Laser Therapy on Chronic Osteoarthritis of the Knee in Older SubjectsJ Lasers Med Sci. 2016 Spring; 7(2): 112-119
830nm is an effective form of treatment for chronic knee pain caused by knee osteoarthritis. Low Level Laser Therapy for chronic knee joint pain patientsLaser Ther.
2014 Dec 27; 23(4): 273-277
Duration: 2 weeks Frequency: 3 times/week
Control group: no treatment Acupuncture point: EX- LE-5, EX-EL 2, SP10
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| study laser group | Experimental | laser therapy on knee for 2 weeks |
|
| control group | No Intervention | no intervention |
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| LA-400 laser acupuncture | Device | low level laser |
|
| Measure | Description | Time Frame |
|---|---|---|
| difference on MRI post- versus pre- treatment | compare the apparent diffusion coefficient (ADC) value post- and pre- treatment, suppose that the higher the value, the less inflammation in target tissue | 2 weeks |
| Measure | Description | Time Frame |
|---|---|---|
| Improve stability on movement analysis | Calculate the area of center of posture (COP) during the movement. Suppose that the lower value, the higher stability. | 2 weeks |
| Measure | Description | Time Frame |
|---|---|---|
| decreased WOMAC score | The Western Ontario and McMaster Universities Osteoarthritis Index, pain(0-20), stiffness(0-8), functional limitation(0-68). The higher the score, the worse the pain, stiffness and limitation | 2 weeks |
Inclusion Criteria:
Exclusion Criteria:
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| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Ching Wen Huang, M.D. | Contact | 886-2-28332211 | 2147 | b318is2002@yahoo.com.tw |
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| ShinKongHospital | Recruiting | Taipei | 111 | Taiwan |
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| ID | Term |
|---|---|
| D020370 | Osteoarthritis, Knee |
| ID | Term |
|---|---|
| D010003 | Osteoarthritis |
| D001168 | Arthritis |
| D007592 | Joint Diseases |
| D009140 | Musculoskeletal Diseases |
| D012216 | Rheumatic Diseases |
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