The New Power Knee

Unique Benefits of Power Knee-

• Locked knee stability
• Secure standing with knee in any position
• Positive lock engaged in any position
• Swing assistance
• Powered swing flexion assures toe clearance
• Powered swing extension assists with swing dynamics
• Powered swing extension overcomes swing interruption
• Powered knee control for recovery and lift
• Powered stance extension during walking
• Assistance from sit-to-stand
• Assistance for stair ascent

Targeted Medical Benefits-

• Further reduce chances of falls compared to MPKs
• Maintaining/expanding mobility, especially for users with less voluntary control or more muscle/limb loss
• Sit to stand, stand to sit
• Ambulate farther and more in a day
• Less energy consumption and fatigue during ADLs
• Reduce stress and long term degradation to sound side, back, shoulders
• Reduce pain meds, delay join replacements, etc

Targeted Clinical Benefits –

• Standing
• Normalized posture and balance shift
• Reduced stress on low back
• Improved symmetry and reduced loading of sound limb.
• 15 Degree dynamic knee movement for comfort
• Powered Stance Extension
• Full extension in stance regardless of initial position.
• Active lift over prosthetic side for ramp and curb steps
• Powered Swing Flexion
• Minimizes hip power required for toe clearance.
• Reduces compensatory movements from hip and pelvis
• Assures toe clearance for reduced tripping
• Improves gait at slow speed walking
• Powered Swing Extension
• Overcome obstructions to swing.
• Stumble reaction
• Insures full extension on initial contact
• Assistance from Sit-To-Stand
• Reduced power for standing (Contra lateral and Upper-X)
• Long term reduction in strain on remaining structures
• Assistance for Stair Ascent
• Active lift for stair ascent
• Reduced demands on contra lateral limb

Power Knee Patients can include:

• Unilateral AK’s with
• Short residual limb or other limitation of voluntary control
• Existing mobility limitation, especially on contra-lateral side
• Increased risk of heart attack
• Unilateral AK’s with diagnosed degenerative condition(s)
• OA or RA
• Long term AK that has induced some other orthopedic injury
• Traumatic amputee with other injuries
• Bilateral above knee amputees, “Hips” & “Hemi’s”

Click here to download Power Knee Brochure – PDF