• Energy storing K3 foot
    • Good heel strike and toe off resistance
    • Comes with foot shell
    • Heel height is 10mm / 3/8in
    Activity level K3 Warranty: 1 year
  • REDEFINING THE ANKLE EXPERIENCE

    The time-tested hydraulic ankle that continues to raise the bar for quality, stability, range of motion, and comfort. Experience the highest level of satisfaction with the redesigned Kinterra hydraulic ankle. Thoughtfully designed to meet more daily needs and to exceed all performance expectations. Redefining movement for life. NEW 3.0 DESIGN 20% increase in user weight rating - Industry-leading weight rating supporting users up to 330 lbs without increasing product weight. Tested to over 3 million cycles at a 330lbs/150 kg load. 42% expansion of ROM - Energy return and socket comfort without sacrificing stability The Kinterra Difference - Foot Features
    • Consistent performance - Improved valve design for larger range of PF/DF resistance adjustments, smoother hydraulic movement, and temperature compensation for consistent performance
    • Lasting reliability - Hinge pin diameter increased for improved fatigue resistance
    • Seamless movement - Redesigned EnduraCore footplate for energy return and a smooth rollover. A split keel and heel provide mediolateral stability and terrain adaptation
    • Increased compatibility - Redesigned pyramid and collar shape for a decreased build height and increased reliability
    • Comfort and stability - Clinically optimal hydraulic ankle ROM for energy return and terrain adaptation during ambulation, and improved socket comfort during sitting, without sacrificing stability.
    • 17° hydraulic ankle articulation - 15° of plantarflexion and 2° of dorsiflexion allow the foot to reach and maintain footflat across differing terrains and improved socket comfort while sitting
    • Change shoes without adjustment - Accommodates moderate changes in heel height without adjustment
    • Submersible in fresh water up to 1 metre for 30 minutes
    • Improved dorsiflexion assist spring - Returns the ankle to 2°DF when unweighted, decreasing risk of toe catching during ambulation
    Reviews "Kinterra just makes things a lot smoother. Getting in an out of a chair, couch, or stool, the fact that you have an ankle allows more natural, smooth movement. My balance is better. It allows me to go straight up and down stairs. It’s a whole lot easier, a lot more comfortable. It’s been lifechanging." - Jeff T. | Retired RV Sales “I’ve been a double amputee since 2013, believe me, nothing is like this foot. I’ve had maybe 5 feet, and Kinterra is unbelievable, it actually feels like you have a leg. When you’re walking, you’re sitting down, the toes are flat. I wasn’t tired, it felt like I was walking on water. Feels a lot lighter, very comfortable. When I stand still, I balance very easy. It’s like a part of you and you’re not scared” - Francisco M. | Retired Car Salesman This is just like having two regular feet, I forget I have a prosthesis on. I took two steps and could tell a difference. Kinterra went smoothly and quickly step over step on stairs, I usually step up one foot at a time. It was so easy going up and down the hills I didn’t even notice there was unevenness.” - Milissa B. | Specifications Coordinator Please scroll to the bottom of the page for patient weight/foot stiffness selection chart
  • Flexible fiberglass keel. Has 2° of dorsiflexion during swing and 15° of plantarflexion in stance. Ensures knee stability and promotes propulsion.

    Max Patient Weight: 125kg/275lbs Build Height: 3.8 inches Heel Height: 10 mm (3/8 in) Foot Shell: Light, Dark (comes with foot shell pre-assembled) Activity Level: High K2-Low K3
  • Multiaxial ankle including urethane bumpers with 3 resistance options and independent spring loaded split toe for improved balance on uneven ground.

    Max Patient Weight: 125kg/275lbs Build Height: Size 23-24: 2.58 in. Size 25-26: 2.65 in. Size 27-28: 2.77 in. Heel Height: 10 mm (3/8 in) Foot Shell: Light, Dark Activity Level: K2-K3
  • The Freedom ShockWave™ incorporates a Spherical Shock Unit (SSU) into the industry-leading classic Freedom foot design with its proprietary EnduraCore ® hybrid composite technology. The SSU provides both vertical shock absorption and axial rotation giving everyday and active K3/K4 patients a shockingly natural and comfortable experience. With ShockWave, you can expect:
    • Less stress on the residual limb for a more natural gait
    • Reduced socket pressure improving comfort
    • Added torsion for stability and quick pivoting
    • Light weight and slim profile for an easy fit and finish
    Features:
    • Spherical Shock Unit (SSU)
      • Provides ultimate vertical shock absorption at heel strike easing stress on the residual limb for a more natural gait.
      • Axial rotation of +/-15 degrees from neutral reduces socket pressure and allows patients to quickly pivot in a seamless motion.
    • EnduraCore Technology provides a unique layup of carbon fiber and fiberglass delivers ideal durability, flexibility, and strength providing high energy return, less fatigue, and more natural motion improving gait.
    • Split keel and heel allows increased inversion/ eversion and works in harmony with the axial rotation of the SSU improving stability, comfort, and confidence on varied terrains.
    • Full-length heel and keel initiates plantar flexion at heel strike delivering exceptional ground compliance, maximizing energy return, and eliminates dead spots for effortless rollover and a more natural gait.
    • Sandal toe available in sizes 23-28cm
    • Bolt-free design eliminates dead spots and weak structural areas resulting in a more reliable and lighter foot
    Category Selection Chart
    Weight (lb) Impact Level Weight (kg)
    Low Moderate High
    100-115 1 1 2 44-52
    116-130 1 2 3 53-59
    131-150 2 3 4 60-68
    151-170 3 4 5 69-77
    171-195 4 5 6 78-88
    196-220 5 6 7 89-100
    221-255 6 7 8 101-116
    256-285 7 8 117-130
    286-325 8 131-147
  • Sale!
    These prefabricated insoles from Birkenstock have a gentle longitudinal and transversal arch. These are the wide insoles, available in adult and children's sizes. *Size 27, on sale now!

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