Microprocessor Knees
(MPK’s)
Indications for MPK
• Define users
Contraindications
• Define non users
Insurance issues
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Must start as K2?
Why insurance requires evidence?
PAYMENT/COST vs Benefit
LCD’s
https://med.noridianmedicare.com/web/jd
dme/policies/lcd/active/lower-limbprostheses
Differences in MPK
• C-leg vs RHEO vs Orion vs Plie vs ….
• Which is best?
• Hydraulic or RHEOLOGIC
Alignment based considerations
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Length
Flexion cx
Hip flexors/extensors
Transverse pelvic rotation
Other componentry based decisions
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Feet
Torsion
Rotation
Suspension
Training For Optimal Outcomes
• Prosthetist/PT collaboration
• Interdisciplinary team required for fitting
Programming and Training
• What must a patient be able to do before fitting from PT
standpoint
• Weight-bearing through stance
• Adaptive equipment
• Adjustment phases week 1-4
Programming and training con’t
• Stance flexion!!!!
• Week 5-8
• Adjustments…….. Computer vs mechanical
Maintenance
Service intervals, issues with MPKS
Outcomes, outcomes, outcomes
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How can a k2 patient benefit?
Why MPK vs SNS
Functional testing
Charts/graphs/studies
Patient testimonials
• What my patients tell me…
When to call the prosthetist
• Issues that can occur
• Safety!!!
• Therapy related or
mechanical/programming related?
• The prosthetist should be at
appointments with laptop when able
TO MPK or NOT to MPK
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K4 population
Transitional K2 patients
Runners
SNF patients
The Future Of MPKS
• Bionic knees? What is a bionic knee
• Will the price keep rising?
• What do military personnel wear?
Questions
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