Transtibial Suspension Types Flashcards
(31 cards)
Anatomical Suspension
Joints & Corset
About
- Mechanical
- Thigh Lacer
Anatomical
Joints & Corset
Advantages
- Very Durable
- User Adjustable
- ML Stability
- Hyperextension Stop
- Axial Loading through thigh
Anatomical
Joints & Corset
Disadvantages
- Heavy Duty
- Bulky
- Loud
- Pistoning
Anatomical
Joints & Corset
Indications
- ML Instability
- Heavy Duty User
Anatomy
Waist Belt & Fork
About
- Base of suspension is belt around the waist
- Elastic webbing = comfortable ROM
Anatomical
Waist Belt & Fork
Advantages
- User adjustable
- Sensory Feedback
- Easy to visually verify
Anatomical
Waist Belt & Fork
Disadvantages
- Bulky
- Pistoning
Anatomical
Waist Belt & Fork
Indications
- Early fittings
- Auxillary Suspension
Anatomical
Supracondylar
About
- Variation of PTB
- PML-ML (12mm)
Anatomical
Supracondylar
Advantages
- Self suspending
- Low profile
- increased ML stability
Anatomical
Supracondylar
Indications
ML Instability
Anatomical
Supracondylar
Contraindications
- Excessive soft tissue
- Firm muslce proximal to condyles
- High activity
Anatomical
Supracondylar Cuff
About
Suspension occurs over the patella
Anatomical
Supracondylar Cuff
Advantages
- User adjustable
- Low cost
- sensory feedback
Anatomical
Supracondylar Cuff
Indications
- PTB Socket Design
- Good ML stability
Anatomical
Supracondylar Cuff
Contraindications
ML Instability
Mechanical
Knee Sleeve
About
- mechanism is friction
- elastic, neoprene, TPE or silicone
Mechanical
Knee Sleeve
Advantages
- conceal trim lines
Mechanical
Knee Sleeve
Disadvantages
- traps heat
- added bulk around knee
Mechanical
Knee Sleeve
Contraindications
Poor hand dexterity
Mechanical
Locking LIner
About
Pin engages into mech lock @ distal end
Mechanical
Locking Liner
Advantages
*
- audible clock to confirm
- quick and easy donning
- accomodates volume change
Mechanical
Locking Liner
Disadvantages
- pistoning
- Maintenance
Mechanical
Locking Liner
Contraindications
Hygiene Conerns
