1
Finn Gramnas: An adjustable resilient foot prosthesis. Gardner Carton & Douglas, December 27, 1994: US05376133 (117 worldwide citation)

An artificial foot which includes a foot blade and a hollow cylindrical body which extends at an angle to the foot blade and which is connected thereto in a manner to permit relative movement therebetween. The foot also includes a two-part brace which is displaceable and adjustably mounted in an upp ...


2
Jerome P Voisin: Multi-axial rotation system for artificial ankle. Pravel Gambrell Hewitt Kimball & Krieger, May 28, 1991: US05019109 (101 worldwide citation)

An artificial ankle system which is mounted within an artificial foot, such as a S.A.C.H. foot, with the ankle system comprising upper and lower plates, having a pair of spaced apart solid compressible members known as bonded rubber springs, which are attached to the upper and lower plates via gluin ...


3
John E Cooper, Alun Wilcox: Artificial foot. J E Hanger & Company, Shoemaker and Mattare, January 26, 1988: US04721510 (85 worldwide citation)

A prosthetic foot comprises a hollow elastomeric cosmesis having a relatively large internal space, a keel of relatively stiff or rigid material, and a stiffener of glass reinforced plastics fitted between keel and instep region of the cosmesis. Front and rear snubbers extend from keel and front and ...


4
Stephane Bedard, Pierre Olivier Roy: Actuated prosthesis for amputees. Victhom Human Bionics, Polsinelli Shughart PC, Timothy J Keefer, June 15, 2010: US07736394 (69 worldwide citation)

The actuated leg prosthesis comprises a knee member, a socket connector provided over the knee member, an elongated trans-tibial member having a bottom end under which is connected an artificial foot, and a linear actuator. A first pivot assembly allows to operatively connect the trans-tibial member ...


5
May Denis Ronald William: Symes ankle joint. J E Hanger & Company, Imirie Smiley & Linn, April 1, 1975: US3874004 (68 worldwide citation)

The invention provides an artificial ankle joint particularly suitable for patients who have undergone the Symes amputation. An effective ankle pivot center is provided at substantially the natural position by the use of a pair of links pivoted to points on the metal sole plate of an artificial foot ...


6
Lueder Mosler, Martin Pusch: Resilient foot insert. Otto Bock Orthopaedishche Industrie Besitz Und Verwaltungs Kommandit Gesellschaft, Foley & Lardner, August 8, 2000: US06099572 (59 worldwide citation)

The invention relates to a resilient foot insert for an artificial foot, having at least one leaf spring. In order to increase structural strength, the at least one leaf spring comprises a plurality of leaf spring elements which are coupled in parallel, are arranged next to one another and are conne ...


7
Gunnar Marsh, Ole Henrikssen, Urban C S Sjoblum: Temporary walking aid for use after lower leg amputations. Landstingens Inkopscentral Lic Ekonomisk Forening, Cushman Darby & Cushman, December 12, 1978: US04128903 (59 worldwide citation)

A prosthesis for an amputated lower leg consisting of an upper part attachable to the remaining lower leg stump, this upper part being attached to an under part provided with an artificial foot. The upper part has a cup-shaped bottom portion which at a number of places along its circumference merges ...


8
Gregor M Prahl: Artificial foot for a leg prosthesis. IPOS & Co KG, Toren McGeady & Associates, January 9, 1990: US04892553 (56 worldwide citation)

Within its plantar area the artificial foot for a leg prosthesis is provided--embedded within the molded foot portion--with a plate-shaped reinforcing member (10) that consists of two superposed leaf springs (10a, 10b) of approximately equal length which are configured so as to conform to the rollin ...


9
Mark R Pitkin: Artificial foot and ankle. Weingarten Schurgin Gagnebin & Hayes, December 27, 1994: US05376139 (55 worldwide citation)

An artificial ankle and foot is disclosed. The ankle and foot comprise a tibia, a rear-midfoot, and a forefoot (toes), which contact each other at cam surfaces. Extensible elastic ties interconnect the tibia and rear-midfoot and the rear-midfoot and the forefoot. The ties are attached to the respect ...


10
Ryan Michael W: Artificial foot having ankle flexible mount. August 28, 1973: US3754286 (53 worldwide citation)

An artificial foot including an improved ankle and foot mount is attached to a conventional stump mounted artificial leg. A coil spring extends downwardly from rigid attachment to the artificial limb in the vicinity of the ankle at the upper end and attaches rigidly to a plate in the plane of the so ...