transfemoral amputee knee unit knee joint prothesis above knee prosthesis transfemoral amputee
Conditions
Interventions
CU polycentric knee unit was invented by Biomechanical Design and Manufacturing Laboratory,
department of mechanical engineering,
Chulalongkorn University. It is the new design of polycentric knee unit mechanism comprising two prismatic joints that provide a motion similar to a normal knee but less maintainance and easy to manuf
bar linkage knee unit is the conventional type of polycentric knee unit that provides knee stability during early stance phase and facilitates knee flexion in late stance phase.
Experimental Device,Active Comparator Device
CU polycentric knee unit,four-
bar linkage knee unit
Sponsors
Ratchadapiseksompotch Fund, Faculty of Medicine, Chulalongkorn University
Eligibility
Sex/Gender
All
Age
18 Years to No maximum
Inclusion criteria
Inclusion criteria: - Age more than or equal to 18 year - Experienced in using current prosthesis more than 5 hours per day, at least 1 year - Medicare functional classification level K2 - K4 - Able to walk in community without gait aid - Agree to participate in the study and sign the consent form
Exclusion criteria
Exclusion criteria: - Have underlying disease that influence walking - Contralateral lower limb amputation at all levels - Have contraindication for exercise - Body weight more than 120 kg - Stump with complication
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| gait parameter 1 year 6 months gait analysis | — |
Secondary
| Measure | Time frame |
|---|---|
| satisfactory 1 year 6 months questionnaire | — |
Countries
Thailand
Contacts
Public ContactSirinda Thawanapong
Faculty of medicine, Chulalongkorn university
Outcome results
None listed