WO2010110637A1 - Rebound device for lower-limb amputee prosthesis - Google Patents

Rebound device for lower-limb amputee prosthesis Download PDF

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Publication number
WO2010110637A1
WO2010110637A1 PCT/MX2009/000044 MX2009000044W WO2010110637A1 WO 2010110637 A1 WO2010110637 A1 WO 2010110637A1 MX 2009000044 W MX2009000044 W MX 2009000044W WO 2010110637 A1 WO2010110637 A1 WO 2010110637A1
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WO
WIPO (PCT)
Prior art keywords
prostheses
rebound
rebound device
amputated
prosthesis
Prior art date
Application number
PCT/MX2009/000044
Other languages
Spanish (es)
French (fr)
Inventor
Ramiro Ruiz Cervantes
Original Assignee
Ramiro Ruiz Cervantes
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ramiro Ruiz Cervantes filed Critical Ramiro Ruiz Cervantes
Publication of WO2010110637A1 publication Critical patent/WO2010110637A1/en

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Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B25/00—Stilts or the like
    • A63B25/10—Elastic bouncing shoes fastened to the foot
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/50—Prostheses not implantable in the body
    • A61F2/60—Artificial legs or feet or parts thereof
    • A61F2/66—Feet; Ankle joints
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/50—Prostheses not implantable in the body
    • A61F2/60—Artificial legs or feet or parts thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/50—Prostheses not implantable in the body
    • A61F2/78—Means for protecting prostheses or for attaching them to the body, e.g. bandages, harnesses, straps, or stockings for the limb stump
    • A61F2/80—Sockets, e.g. of suction type
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/50—Prostheses not implantable in the body
    • A61F2002/5007—Prostheses not implantable in the body having elastic means different from springs, e.g. including an elastomeric insert
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/50—Prostheses not implantable in the body
    • A61F2002/5072—Prostheses not implantable in the body having spring elements
    • A61F2002/5073—Helical springs, e.g. having at least one helical spring
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/50—Prostheses not implantable in the body
    • A61F2/60—Artificial legs or feet or parts thereof
    • A61F2/66—Feet; Ankle joints
    • A61F2002/6614—Feet
    • A61F2002/6657—Feet having a plate-like or strip-like spring element, e.g. an energy-storing cantilever spring keel
    • A61F2002/6671—C-shaped
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
    • A63B71/0009—Games or sports accessories not covered in groups A63B1/00 - A63B69/00 for handicapped persons

Definitions

  • the new rebound device for prostheses of lower limb amputees is designed to be applied in the prosthetic industry, as a complement to prostheses to improve physical and health conditions through exercise for leg amputated people.
  • the field of the invention there are sports boots for exercising for healthy people who have both legs, according to the technical description of US Pat. No. 449237 Issued on January 8, 1985 in favor of Lekhtman Et Al. Where are described some exercise boots to receive the two feet of healthy people, and with the characteristic of counting in the sole of the boots an oval that is compressed to the to receive the impact due to the weight of the people, causing a rebound action.
  • FIG. 2 With reference to said figure, the different parts that make up the rebound device for prostheses of amputee of lower limbs are shown, and how the rebound device is coupled to a cone for prosthetic stump for leg amputation.
  • the rebound device for lower limb amputee prostheses consists of a tube holder (1) for prostheses with quick-release coupling and tool-free system by means of a lever (2) with a round end (3) with shaft eccentric that allows tightening or loosening a threaded pivot (4) that adapts in the lateral part (5) of a tube holder (1), with this function the person amputated only requires a cone for stump (21) to be used with prosthetic foot in normal footwear for walking and at the same time having the possibility of changing the prosthetic foot for the rebound device for when it requires physical, recreational or sports activities.
  • the tube holder (1) with quick release coupling is attached to a tube (6) of aluminum, titanium or composites, and this in turn joins a receiver system for female or male pyramids (7) used in the prosthetic industry , this receiver is attached by means of four screws (8) to an assembly piece (9) made of high strength plastic material or composites, which contains four nuts (10) to fix the receiving part (7) of female pyramids or male, the assembly piece (9) in addition to the four nuts (10) that are located in its central lower part, contains two other nuts (11) located in its upper part, which allow this assembly piece (9) to be joined to The upper curved part (12) of plastic that forms the damping oval, by means of two screws (22) the assembly piece (9) is flat in the upper part to screw the female or male receiver (7) in a way firm and secure, and the lower part (14) has a concave shape, even to adapt exactly to the upper curved part (12) of the oval.
  • the compression oval is formed by two curved pieces (12 and 13) of plastic material or High strength and elastic composites, these curved pieces are assembled with each other by means of a band (17) of elastic rubber that has grooves on both ends (15) to fit exactly the tips (16) of the curved pieces ( 12 and 13) and resulting from this assembly an oval that allows to absorb the shock forces and at the same time provide a rebound of energy in the form of a rebound by means of an elastic rubber band (17) consisting of two lateral strips (23) elastic and a spiral steel spring (18) to the center of the elastic rubber band (17) to increase the resistance to compression and to increase the rebound effect.
  • the spiral steel spring (18) is made of steel wire with its two ends (19) in the form of a hook so that each end enters two holes (24) located at the ends of the elastic rubber band (17) .
  • the lower curved part (13) has a rubber non-skid sole (20) in the contact area with the floor, and this sole (20) is attached to the lower curved part (13) by means of two leagues (25 ) elastic, the non-skid sole (20) has the function of preventing people from slipping when stepping on the rebound device for prostheses
  • any expert in the prosthetic technique can make modifications to adapt the rebound device to prostheses of amputees.

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Transplantation (AREA)
  • Vascular Medicine (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Cardiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Prostheses (AREA)

Abstract

The purpose of this invention is to provide a prosthesis rebound device, to enable lower-limb amputees to again undertake various physical, sporting or recreational activities that keep them in optimum health by means of exercise, incorporating the rebound device in their prosthesis, having a reduced impact on their residual limb as well as achieving a significant energy return on account of the rebound effect of the accessory, the benefits afforded to amputees by this device including improved balance, greater flexibility, enhanced cardiovascular capacity, elasticity, greater muscular power, greater strength, better general fitness and a significant emotional benefit derived from undertaking physical activities they enjoy with fewer limitations.

Description

DISPOSITIVO DE REBOTE PARA PRÓTESIS REBOUND DEVICE FOR PROSTHESIS
DE AMPUTADOS DE MIEMBROS INFERIORES.OF AMPUTADOS OF LOWER MEMBERS.
El novedoso dispositivo de rebote para prótesis de amputados de miembros inferiores, está diseñado para aplicarse en Ia industria protésica, como un complemento de protesis para mejorar las condiciones físicas y de salud mediante el ejercicio para las personas amputadas de piernas. En el campo de Ia invención existen unas botas deportivas para hacer ejercicio para personas sanas que tienen ambas piernas, según Ia descripción técnica de Ia patente de los EE.UU. No 449237 Expedida en Enero 8 de 1985 a favor de Lekhtman Et Al. Donde se describen unas botas de ejercicio para recibir los dos pies de las personas sanas, y con Ia característica de contar en Ia suela de las botas un ovalo que se comprime al recibir el impacto por el peso de las personas provocando con ello una acción de rebote. Las botas para ejercicio antes descritas fueron diseñadas para personas sanas que tiene ambas piernas, en cambio el dispositivo de rebote para prótesis de amputados de miembros inferiores, está diseñado para usarse en una sola extremidad y como complemento de Ia prótesis en uso por Ia persona amputada, Io que significa una ventaja y novedad para las personas amputadas de pierna que requieren mejorar su salud por medio de actividades físicas deportivas o recreativas y son un complemento del campo protésico. Los detalles de Ia presente invención característicos, de este novedoso dispositivo de rebote para prótesis de amputados de miembros inferiores se muestran claramente en Ia siguiente descripción y en los dibujos que Io acompañan con carácter ilustrativo y no limitativo, siguiendo los mismos signos de referencia para indicar las partes y las figuras mostradas. Figura No 1.- Se refiere a una perspectiva del dispositivo de rebote para prótesis de amputados de miembros inferiores. Adaptado y acoplado a un cono de prótesis, tal como Io usara Ia persona amputada de su pierna para realizar sus actividades físicas.The new rebound device for prostheses of lower limb amputees, is designed to be applied in the prosthetic industry, as a complement to prostheses to improve physical and health conditions through exercise for leg amputated people. In the field of the invention there are sports boots for exercising for healthy people who have both legs, according to the technical description of US Pat. No. 449237 Issued on January 8, 1985 in favor of Lekhtman Et Al. Where are described some exercise boots to receive the two feet of healthy people, and with the characteristic of counting in the sole of the boots an oval that is compressed to the to receive the impact due to the weight of the people, causing a rebound action. The exercise boots described above were designed for healthy people who have both legs, instead the rebound device for prostheses of amputee of lower limbs, is designed to be used on only one limb and as a complement to the prosthesis in use by the amputated person , Which means an advantage and novelty for leg amputated people who need to improve their health through physical sports or recreational activities and are a complement to the prosthetic field. The details of the present invention characteristic of this novel rebound device for prostheses of lower limb amputees are clearly shown in the following description and in the accompanying drawings, illustrative and not limiting, following the same reference signs to indicate the parts and figures shown. Figure No 1.- Refers to a perspective of the rebound device for prostheses of lower limb amputees. Adapted and coupled to a prosthetic cone, as used by the person amputated from his leg to perform their physical activities.
Figura No 2.-Con referencia a dicha figura se muestran las diferentes partes que conforman el dispositivo de rebote para prótesis de amputados de miembros inferiores, y como se acopla el dispositivo de rebote a un cono para muñón de prótesis para amputado de pierna.Figure No. 2.- With reference to said figure, the different parts that make up the rebound device for prostheses of amputee of lower limbs are shown, and how the rebound device is coupled to a cone for prosthetic stump for leg amputation.
El dispositivo de rebote para prótesis de amputados de miembros inferiores, consta de un sujetador de tubos (1) para prótesis con sistema de acoplamiento y de liberación rápida sin herramientas por medio de una palanca (2) con un extremo redondo(3) con eje excéntrico que permite apretar o aflojar un pivote roscado(4) que se adapta en Ia parte lateral (5) de un sujetador de tubos (1), con esta función Ia persona amputada solo requiere de un cono para muñón (21) para usarse con pie protésico en calzado normal para caminar y a Ia vez tener Ia posibilidad de cambiar el pie protésico por el dispositivo de rebote para cuando requiera realizar actividades físicas, recreativas o deportivas. El sujetador de tubos(1) con acoplamiento de liberación rápida se une a un tubo (6) de aluminio, titanio o composites, y este a su vez se une un sistema receptor para pirámides (7) hembra o macho utilizado en Ia industria protésica, este receptor va sujeto por medio de cuatro tornillos (8) a una pieza de ensamble (9) fabricada en material plástico de alta resistencia o composites , que contiene cuatro tuercas(10) para fijar Ia pieza receptora (7) de pirámides hembra o macho, Ia pieza de ensamble(9) además de las cuatro tuercas (10) que están situadas en su parte inferior central, contiene otras dos tuercas (11) situadas en su parte superior, que permiten unir esta pieza de ensamble (9) a Ia pieza curva superior (12) de plástico que forma el ovalo de amortiguación, por medio de dos tornillos(22) Ia pieza de ensamble(9) es plana en Ia parte superior para atornillar el receptor(7) hembra o macho de una manera firme y segura , y Ia parte inferior(14) tiene una forma cóncava, para adaptarse de manera exacta a Ia pieza curva superior(12) del ovalo. El ovalo de compresión Io forman dos piezas curvas (12 y 13) de material plástico o composites de alta resistencia y elasticidad, estas piezas curvas se ensamblan una con otra por medio de una banda (17) de goma elástica que tiene en ambos extremos (15) ranuras para encajar de forma exacta las puntas (16) de las piezas curvas (12 y 13) y resultando de este ensamble un ovalo que permite absorber las fuerzas de choque y a Ia vez proporcionar un retomo de energía en forma de rebote por medio de una banda de goma elástica (17) que consta de dos tiras laterales (23) elásticas y de un resorte en espiral de acero (18) al centro de Ia banda de goma elástica (17) para incrementar Ia resistencia a Ia compresión y para aumentar el efecto de rebote. El resorte de acero en espiral (18) está fabricado en alambre de acero con sus dos extremos (19) en forma de gancho para que cada extremo entre en dos orificios (24) situados en los extremos de Ia banda de goma elástica (17). En su parte central Ia pieza curva inferior (13) tiene en el área de contacto con el piso una suela (20) antiderrapante de hule, y esta suela (20) se sujeta a Ia pieza curva inferior (13) mediante dos ligas (25) elásticas, Ia suela antiderrapante (20) tiene Ia función de evitar que las personas se resbalen al pisar con el dispositivo de rebote para prótesisThe rebound device for lower limb amputee prostheses, consists of a tube holder (1) for prostheses with quick-release coupling and tool-free system by means of a lever (2) with a round end (3) with shaft eccentric that allows tightening or loosening a threaded pivot (4) that adapts in the lateral part (5) of a tube holder (1), with this function the person amputated only requires a cone for stump (21) to be used with prosthetic foot in normal footwear for walking and at the same time having the possibility of changing the prosthetic foot for the rebound device for when it requires physical, recreational or sports activities. The tube holder (1) with quick release coupling is attached to a tube (6) of aluminum, titanium or composites, and this in turn joins a receiver system for female or male pyramids (7) used in the prosthetic industry , this receiver is attached by means of four screws (8) to an assembly piece (9) made of high strength plastic material or composites, which contains four nuts (10) to fix the receiving part (7) of female pyramids or male, the assembly piece (9) in addition to the four nuts (10) that are located in its central lower part, contains two other nuts (11) located in its upper part, which allow this assembly piece (9) to be joined to The upper curved part (12) of plastic that forms the damping oval, by means of two screws (22) the assembly piece (9) is flat in the upper part to screw the female or male receiver (7) in a way firm and secure, and the lower part (14) has a concave shape, even to adapt exactly to the upper curved part (12) of the oval. The compression oval is formed by two curved pieces (12 and 13) of plastic material or High strength and elastic composites, these curved pieces are assembled with each other by means of a band (17) of elastic rubber that has grooves on both ends (15) to fit exactly the tips (16) of the curved pieces ( 12 and 13) and resulting from this assembly an oval that allows to absorb the shock forces and at the same time provide a rebound of energy in the form of a rebound by means of an elastic rubber band (17) consisting of two lateral strips (23) elastic and a spiral steel spring (18) to the center of the elastic rubber band (17) to increase the resistance to compression and to increase the rebound effect. The spiral steel spring (18) is made of steel wire with its two ends (19) in the form of a hook so that each end enters two holes (24) located at the ends of the elastic rubber band (17) . In its central part the lower curved part (13) has a rubber non-skid sole (20) in the contact area with the floor, and this sole (20) is attached to the lower curved part (13) by means of two leagues (25 ) elastic, the non-skid sole (20) has the function of preventing people from slipping when stepping on the rebound device for prostheses
De acuerdo a Io antes descrito con el propósito de ilustrar y no de limitar, cualquier experto en Ia técnica protésica puede efectuar modificaciones para adaptar el dispositivo de rebote a las prótesis de personas amputadas. According to the above described with the purpose of illustrating and not limiting, any expert in the prosthetic technique can make modifications to adapt the rebound device to prostheses of amputees.

Claims

REIVINDICACIONES
1.- Dispositivo de rebote para prótesis de amputados de miembros inferiores, para que las personas amputadas de una o de sus dos piernas tengan en sus prótesis este novedoso dispositivo de rebote para prótesis de amputados de miembros inferiores para realizar actividades físico deportivas o recreativas.1.- Rebound device for prostheses of amputates of lower limbs, so that people amputated with one or both legs have in their prostheses this new rebound device for prostheses of amputates of lower limbs to perform physical sports or recreational activities.
2.- Como se reivindica en Ia clausula 1, las personas amputadas de una o de su dos piernas que tengan este novedoso dispositivo de rebote para prótesis de amputados de miembros inferiores, en sus prótesis y que este dispositivo sea el que absorba las fuerzas de choque y les proporcione un retorno de energía en forma de rebote, como producto de realizar actividades físico deportivas o recreativas y al momento de aplicar peso corporal sobre Ia prótesis que se use en Ia extremidad amputada. 2.- As claimed in clause 1, people amputated with one or both legs that have this innovative rebound device for prostheses of lower limb amputees, in their prostheses and that this device is the one that absorbs the forces of shock and provide them with a return of energy in the form of a rebound, as a result of performing physical sports or recreational activities and when applying body weight on the prosthesis used in the amputated limb.
3.- Como se reivindica en Ia clausula 2 las personas que tengan adaptado en sus prótesis el dispositivo de rebote para prótesis de amputados de miembros inferiores, este tiene como característica novedosa el adaptarse directamente al cono de Ia prótesis de miembro inferior donde se aloja el miembro residual de Ia persona amputada.3.- As claimed in clause 2, people who have adapted in their prostheses the rebound device for prostheses of amputates of lower limbs, this has the novel feature of adapting directly to the cone of the lower limb prosthesis where the residual member of the amputated person.
4.- como se reivindica en Ia clausula 3 este novedoso dispositivo de rebote para prótesis de amputados de miembros inferiores, tiene Ia característica de adaptarse al cono del muñón donde se aloja el miembro residual de Ia persona amputada y de absorber las fuerzas de choque y de retornar energía por efecto del rebote proporcionado por medio de un ovalo conformado por dos piezas curvas de plástico o composites de alta resistencia que están unidos en su parte central por una banda de goma elástica y que esta banda a su vez tiene un resorte de acero en espiral en su parte central, mismo que se estira y contrae al aplicar peso corporal producto de actividades físico deportivas o recreativas. 4.- As claimed in clause 3, this novel rebound device for prostheses of amputates of lower limbs, has the characteristic of adapting to the cone of the stump where the residual member of the amputated person is housed and of absorbing the impact forces and of returning energy due to the rebound effect provided by an oval consisting of two curved pieces of plastic or high-strength composites that are joined in their central part by an elastic rubber band and that this band in turn has a steel spring spiraling in its central part, which stretches and contracts when applying body weight as a result of physical sports or recreational activities.
PCT/MX2009/000044 2009-03-26 2009-05-15 Rebound device for lower-limb amputee prosthesis WO2010110637A1 (en)

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MXMX/U/2009/000117 2009-03-26
MX2009000117 2009-03-26

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4492374A (en) * 1981-04-21 1985-01-08 David Lekhtman Sporting and exercising spring shoe
EP0556520A1 (en) * 1990-08-31 1993-08-25 ULF Unique Life & Fitness Products Inc./ Produits Vivre en Forme Unique ULF Inc. Sporting and exercising unit
WO1994010942A1 (en) * 1992-10-11 1994-05-26 Composites-Busch & Cie Foot prosthesis
CA2207199A1 (en) * 1997-06-05 1998-12-05 Jjco Inc. Exercise boot
WO1999052476A1 (en) * 1998-04-10 1999-10-21 Phillips L Van Foot prosthesis having cushioned ankle
US20050071017A1 (en) * 2003-09-30 2005-03-31 Lecomte Christophe Guy Low profile active shock module prosthesis
US20050203640A1 (en) * 2002-10-08 2005-09-15 Christensen Roland J. Prosthetic foot with a resilient ankle

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4492374A (en) * 1981-04-21 1985-01-08 David Lekhtman Sporting and exercising spring shoe
EP0556520A1 (en) * 1990-08-31 1993-08-25 ULF Unique Life & Fitness Products Inc./ Produits Vivre en Forme Unique ULF Inc. Sporting and exercising unit
WO1994010942A1 (en) * 1992-10-11 1994-05-26 Composites-Busch & Cie Foot prosthesis
CA2207199A1 (en) * 1997-06-05 1998-12-05 Jjco Inc. Exercise boot
WO1999052476A1 (en) * 1998-04-10 1999-10-21 Phillips L Van Foot prosthesis having cushioned ankle
US20050203640A1 (en) * 2002-10-08 2005-09-15 Christensen Roland J. Prosthetic foot with a resilient ankle
US20050071017A1 (en) * 2003-09-30 2005-03-31 Lecomte Christophe Guy Low profile active shock module prosthesis

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