Knee Injuries
Conditions
Interventions
Part I:6 weeks (2 times/week) of isokinetic strength training. Evaluate safety and rehabilitation effectiveness.
high-dose isokinetic strength training group (Part II):8 weeks (3 times/week) of high-dose isokinetic strength training
low-dose isokinetic strength training group (Part II):8 weeks (1 time/week) of low-dose isokinetic strength training
Health education group (Part II):Patients in the health education group did not receive strength training before admission. After baseline assessment, a joint health education was given to this group
Sponsors
West China Hospital, Sichuan University
Eligibility
Sex/Gender
All
Age
18 Years to 75 Years
Inclusion criteria
Inclusion criteria: Part I: 1.Have done knee surgery before; 2.Age 18-75 years 3.Self-reported reduction in thigh muscle strength 4.BMI 3 months; 4. BMI < 35.
Exclusion criteria
Exclusion criteria: Part I: 1.Patients with diseases that cause pain or dysfunction of the lower limbs (lumbar disc herniation, Parkinson's, Alzheimer's, etc.); 2.Unable to walk short distances; 3.Severe cognitive impairment and communication disorders Part II: 1. History of arthroplasty in the lower limb; 2. History of injury and surgery in the past 6 months; 3. Receiving muscle strengthening or physical therapy in the past 6 months; 4. Other diseases that cause knee pain (such as rheumatoid arthritis, gout, etc.); 5. Other diseases that cause pain or dysfunction of the lower limbs (lumbar disc herniation, Parkinson's, Alzheimer's, etc.); 6. Unable to walk short distances independently (walking distance less than 100m); 7. Severe cognitive impairment and communication disorders; 8. Severe cognitive or communication impairments. 9. Knee valgus deformity >= 15°.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Isokinetic Muscle (Quadriceps and Hamstring) strength (Part l);Thigh (Quadriceps and Hamstrings) Cross-sectional Area (CSA) (Part I);KOOS score (Part II);Knee Joint Effusion (Part II);Inflammatory Factors (Part II);Knee Flexors and Extensors Muscle Strength (Part II);Joint Kinematics and Kinetics Parameters; | — |
Secondary
| Measure | Time frame |
|---|---|
| Self-assessment of Recovery (Part I);Walking Test (Part I);knee pain (Part I);Self-assessment of Knee Stability (Part I);intraoperative bleeding (Part II);Knee Joint Active Range of Motion (Part II);30s Sit-to-Stand Test (Part II);Timed-up-and-go test (Part II);Stair Climb Test (Part II);Surface Electromyography (EMG) Results (Part II);Balance Test Results (Part II);Self-Assessed Knee Joint Instability (Part II);Self-Assessed Fall Risk Questionnaire (Part II);Willingness to Undergo Surgery (Part II);Knee Joint Pain (Part II);Quadriceps and Hamstrings cross-sectional area (Part II);Lower Limb Strength Line (Part II); | — |
Countries
China
Contacts
Public ContactNie Yong
West China Hospital, Sichuan University
Outcome results
None listed