Overview of Prosthetic Knees
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Single axis (constant friction) | Simplicity | show | Inexpensive, durable | Fixed cadence, low stability
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show | Increased weight-bearing stability | General weakness or infirmity; poor hip control | Improved knee stability | Delayed swing phase; must unload fully to flex or sit
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Polycentric | Positive stability and ease of flexion for swing phase; special design available that provides sitting cosmesis for long residual limbs | To enhance knee stability; special design availabe for knee disartic | Stable without disrupting swing phase; sitting cosmesis | show 🗑
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Manual lock | show | Ultimate knee stability | Eliminates knee flexion | Abnormal gait; awkward sitting
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Fluid-controlled | Permits cadence change; micro-processor control offers most normal gait pattern | Able to vary walking speed | Variable cadence; more natural gait; hydraulic stance control adds stability | show 🗑
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Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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