Mechanical Massage Chair on Musculoskeletal Pain Improvement

Study Overview
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Brief Summary
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The effect of mechanical massage chair on musculoskeletal pain improvement for endoscopists and endoscopy nurses

Detailed Description
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Randomized, open-label, cross-over study 1st phase Massage chair group (20 minutes/session, 3 sessions/week, 3 weeks), vs. control (no use of massage chair) Wash-out period (9 weeks) 2nd phase (cross-over) Massage chair group (20 minutes/session, 3 sessions/week, 3 weeks), vs. control (no use of massage chair) Msculoskeletal pain questionnaires (VAS, NDI, SPADI) 1) 1st phase: at baseline, 1.5 wk, 3 wk 2) 2nd phase: at baseline, 1.5 wk, 3 wk, 9wk after the end of treatment

Official Title
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The Effect of Mechanical Massage Chair on Musculoskeletal Pain Improvement for Endoscopists and Endoscopy Nurses

Conditions
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Massage Therapy

Intervention / Treatment
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* Device: Massage chair


Participation Criteria
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Eligibility Criteria
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Inclusion Criteria: Endoscopists or endoscopic nurses working at Seoul National University Hospital Gangnam Center Exclusion Criteria: Spine disease, skin disease, acute inflammation, electrical heart device, thromboembolism, fracture, osteoporosis, varicose vein Pregnancy

Ages Eligible for Study
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Minimum Age: 20 Years
Maximum Age: 65 Years

Sexes Eligible for Study
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All

Accepts Healthy Volunteers
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Accepts Healthy Volunteers

Study Plan
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How is the study designed?
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Design Details

Primary Purpose: Other
Allocation: Randomized
Intervention Model: Crossover Assignment
Interventional Model Description: Randomized, open-label, cross-over study
Masking: None (Open Label)


Arms and Interventions

| Participant Group/Arm | Intervention/Treatment |
| --- | --- |
| Experimental: Massage chair group<br>Use mechanical massage chair for 20 minutes/1 session, 3 sessions/week, for 3 weeks | Device: Massage chair<br>* Mechanical massage chair<br>* Other names: Bodyfriend;|
| No Intervention: Control<br>No use of mechanical massage chair for 3 weeks | |

What is the study measuring?
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Primary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| Visual analogue scale | range: 0-10 (0: no pain; 10: worst possible pain) | The change of VAS value at baseline, 1.5 week, 3 weeks during treatment, and 9 weeks after treatment | 

Secondary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| Neck disability index (NDI) | range: 0-50 score (0: no pain or no disability, 50: worst pain or disability) | The change at baseline, 1.5 week, 3 weeks during treatment, and 9 weeks after treatment | 
| Shoulder pain and disability index (SPADI) | range: 0-100% (0: no pain or no disability, 100: worst pain or disability) | The change at baseline, 1.5 week, 3 weeks during treatment, and 9 weeks after treatment | 

 Terms related to the study
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Keywords Provided by Centre Hospitalier Valida
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massage chair, mulsculoskeletal pain