Impulse® Foot


The Impulse Foot consists of a composite foot plate attached to a carbon/nylon keel. The foot plate is composed of the high-performing composite material. The foot provides high energy return, flexibility, and good toe response. Featuring a recessed keel, the Impulse can be used for endoskeletal or exoskeletal, applications. Partner the foot with the multiaxial Impulse Ankle for added stability on uneven ground. The Impulse foot carries a weight limit of up to 350 lbs (160 kg).

Note:  Temporary lead time change.  Please contact customer service for delivery date.


Product Highlights:
  • Moderate to High Activity (U.S. Levels 3 & 4)
  • Composite Foot Plate Attached to Carbon/Nylon Keel
  • Use with Impulse Ankle for Added Stability
  • 350 lb Weight Limit
Weight Impulse Foot
Mens: 453 g (1.00 lb)*
Womens: 400 g (.88 lb)*
Patient Weight Limit Impulse Foot: 350 lb (160 kg)**
Heel Height Women and Men – 3/8” (10 mm)
Build Height***
Impulse Foot with Impulse Ankle attached to foot:
10 cm for 3/8″ heel
Impulse Foot (without Impulse Ankle) to top of interface plate:
4.95 cm for 3/8″ heel
Available Sizes Women – 22 to 27 cm
Men – 22 to 31 cm
Toe Resistance Very Low, Low, Regular, High, Very High
Heel Insert Densities Soft, Medium, Firm (All three are included with each foot)
Cosmesis Lifelike in Buff, Tan or Medium Brown
U.S. Warranty Information 12 months from date of patient fitting
U.S. L-Code Suggestion L5976

* Based on size 26 cm foot.
** Body weight plus any loads normally or routinely carried cannot exceed this weight limit.


To order an Impulse Foot, please select the size, side, color, toe spring stiffness, heel height, and adapter.

IMPM-26LB-4M Impulse Foot SAMPLE Part Number
Name Code IMPM IMPM = Impulse – Mens Foot
IMPW = Impulse – Womens Foot
Size of Foot 26 Mens = 22 to 31 cm
Womens = 22 to 27 cm
Side of Foot L L = Left
R = Right
Color B B = Buff
M = Medium Brown
T = Tan
Toe Resistance 4 1 = Very Low
2 = Low
3 = Regular
4 = High
5 = Very High
6 = Heavy Duty 1 (available for Impulse only)
7 = Heavy Duty 2 (available for Impulse only)
Heel Height M L = Low 10 mm (3/8”)

Impulse® Foot Instructions, English & Spanish
Impulse Exoskeletal Prosthesis Assembly Instructions 
Impulse Ankle Instructions  

Fasteners & Torque
M10 x 43 mm Socket Head Capscrew 30 ft-lbs/41 Nm
Pyramid Spacer Block
M10 x 68 mm Socket Head Capscrew 30 ft-lbs/41 Nm
Impulse Ankle
M10 x 32 mm Socket Head Capscrew 30 ft-lbs/41 Nm
English thread for use with all feet
3/8″ x 2.75″ Socket Head Capscrew 30 ft-lbs/41 Nm
Related products:
2LTC-1208 Titanium Foot Pyramid
Impulse Ankle
2LTC-1210 Pyramid Spacer Block
2LAM/W-XXX Shaped Foam Ankle (Included with each foot)
2LSC-1430 Impulse Base Plate
700-435 Impulse Transfer Block


Ordering, assembling and aligning the Impulse Foot is discussed in this instructional video.

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