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PROPRIO FOOT - Bionic Technology by Ossur


 

 

The Proprio Prosthetic foot from Ossur

The world's first intelligent foot module, the PROPRIO FOOT provides unprecedented physiological benefits for transtibial amputees. A wide and automated range of ankle flexion with proven Flex-Foot dynamics means function is as close as you can get today to the human foot.

The PROPRIO FOOT thinks for itself, responding beautifully to changing terrain and transforming the approach to stairs and slopes, as well as level-ground walking. Angling itself appropriately, it also helps amputees to sit and stand up easily and more naturally. The PROPRIO FOOT® also has a calibrated alignment control feature. Overall, the effect is a feeling of improved proprioception with a more balanced, symmetric and confident gait with reduced wear and tear on the back, hips and knees.

Proprio's wide and automated range of ankle flexion with proven Flex-Foot dynamics means function is as close as you can get today to the human foot. Performance benefits:

  • Cutting edge sensor technology and artificial intelligence identifies sloping gradients and the ascent or descent of stairs after the first step, and instructs the ankle to flex appropriately. Users can place the foot fully on a step when climbing or descending stairs and it will automatically adapt its ankle position to enable the next step.
     
  • This active ankle motion also allows users to tuck both feet back behind their knees when getting up from a chair or sitting down. It also points the 'toe' down for a more natural appearance once seated. When walking, it automatically gives the 'toe' a lift at the exact moment in swing phase that will allow sufficient ground clearance.
     
  • This anatomically correct response creates a more symmetrical and balanced gait, reducing the need both to "hip hike" when walking or compromise stability by rolling over the edge of a step when going down stairs. Nor is there any need to load the entire body weight on the sound limb when getting out of a chair.
     
  • Despite its sophisticated technology, the PROPRIO FOOT has an extremely user-friendly design and is easy to set up and operate. During a simple calibration process involving 15 steps the device evaluates and memorizes an individual's unique gait pattern. It also has a calibrated alignment control feature.
     

Selection criteria:

- Transtibial amputees
- Low to medium impact
- US K3 ambulator (all daily activities)
- EU M2 - M4 (exclude high impact)  
- Patient weight range:  100 - 250 lb  (45 - 116 kg)The Proprio Prosthetic foot from Ossur
- Clearance 7" (18cm) 

Sizes and catigories:
25 - 30 cm, cat. 1-7

Technical specifications:
-
Weight of ankle unit: 1.8 lb (0.795 kg)
- Weight of foot plate (size 25, cat 4): 
0.44 lb (0.2 kg)
- Weight of battery pack: 0.53 lb (0.24 kg)
- Total weight: 2.7 lb (1.235 kg)
- Calibrated alignment control feature

Battery:
- Single Lithium Ion battery facilitates 36 hours of constant use
- Charging time 3-4 hours with 90% discharge at home or on the road 
- Turn off power when not in use to extend battery life

Warranty/service:
- 24-month limited warranty on the ankle
- 24-month limited warranty on batteries
- Serviced by the prosthetist every six months

Availability:

The PROPRIO FOOT is the very latest product to incorporate Bionic Technology by Ossur. Limited availability in selected markets.

 

For an introduction to Bionic Technology by Ossur and information about PROPRIO FOOT technologies, please visit the Bionics website (Flash Player8 required).

Low impact level
Moderate impact level


October 2006

NY Times features the PROPRIO FOOT

"Scientists have developed an "intelligent" prosthesis that closely mimics the action of a human foot...".


 

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Link to -bionic site from proprio page

Bionic Technology

For an introduction to Bionic Technology by Ossur  and information on the PROPRIO FOOT™ please visit the


'Bionic' facility listings

Check out North American O&P facilities with at least one practitioner who has completed certification training for the RHEO KNEE or the POWER KNEE and has clinical experience with the product.
 




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