58results about How to "Prevent hyperextension" patented technology

A sole for a shoe, in particular a sports shoe, includes a unidirectional bending element. The unidirectional bending element enables a dorsal bending of the sole (bending of the sole in the direction upward and away from the ground) and blocks a plantar bending of the sole (bending of the sole in the direction downward and towards the ground). The unidirectional bending element may be arranged at a first layer of the sole and may vertically project from the first layer.

The invention relates to a backpack with a extendable left leg exoskeleton and a extendable right leg exoskeleton which can be extended from the backpack and attached to the appropriate leg of wearer whereby transferring the load of the backpack to the ground surface therefore reducing the weight of the backpack. The backpack exoskeleton also contains a shoulder strap and a waist belt, which also contribute to the load bearing functions of the backpack.

Backpacks, even those for outdoors sports, generally comprise an envelope of relatively flaccid textile material attached to a structured back-engaging frame, board or pad. Extreme sports such as skiing, motorbike racing, snow boarding, heli-skiing and such would benefit from greater protection to the person's back, as well as to the contents of the backpack. The disclosed backpack 2 includes a segmented and shaped back board 40 which permits limited flexing in certain directions to help protect the user's back from overextension. The container or packing portion 24 of the backpack 2 has corresponding rigid segments 16 interconnected by flexible textile portions 20. The segmented packing portion 24 and the segmented safety board 40 work together to protect both the contents of the backpack 2 and the back of the user.

A remedial hand wear article is for use by individuals who have suffered nerve damage which diminishes use of the hand. The article comprises (a) a glove for comfortably fitting onto a hand of an individual, (b) an enclosure permanently attached on the glove's top side and superimposed over at least one finger of the glove, and (c) a substantially rigid member positioned within the enclosure and contoured to follow the shape of a top of the individual's hand and to be operably associated with at least one finger of the individual to hold the at least one finger in a desired position and so that full finger flexure at proximal and distal knuckles is retained. The hand wear article is designed to remedy problems caused by different nerve damage in that one to five enclosure elongated sections are permanently attached over glove fingers depending on which finger(s) of the individual is affected by the damaged nerve. The glove portion of the hand wear article provides comfort to the user while also serving to lessen the noticeability of any hand or finger grotesqueness.

Example embodiments of the brace assembly utilize an elastic cross strap attached to mounting facilities about a joint to provide progressive resistance to the extension, flexion or other movement of body parts about the joint. In some embodiments for a knee joint, the brace assembly provides a progressive resisting force to resist hyperextension of the knee. Some embodiments of the assembly may be able to accommodate different joints, different size wearer's of the assembly and different tension settings such as for athletes during competition. Some embodiments of the brace assembly may be used bilaterally and can be made without metal bracing to comply with the requirements of some sports.

A lounge chair with ergonomic features. The lounge chair includes frame, a contoured seat section and an adjustable contoured back section that can be angularly biased relative to the seat section. The mechanism that permits the angular positioning between the seat and back sections includes a biasing member (such as a spring) and an actuator that can be operated with one hand, thereby promoting ease of use. A variable-position aperture formed into the back section can accommodate users of different heights. The contouring can be bowed upward to provide additional ventral or dorsal support to a user depending on whether the user lying prone or supine on the chair. In one embodiment, the lounge chair is of predominantly wooden construction, preferably from a dense hardwood.

Example embodiments of the brace assembly utilize an elastic cross strap attached to mounting facilities about a joint to provide progressive resistance to the extension, flexion or other movement of body parts about the joint. In some embodiments for a knee joint, the brace assembly provides a progressive resisting force to resist hyperextension of the knee. Some embodiments of the assembly may be able to accommodate different joints, different size wearer's of the assembly and different tension settings such as for athletes during competition. Some embodiments of the brace assembly may be used bilaterally and can be made without metal bracing to comply with the requirements of some sports. Some embodiments of the mounting facilities may have through holes.

This invention relates generally to a leg guard, an embodiment of which includes use in diamond sports. The leg guard contains an adjustable shin guard, thigh guard, and articulating knee allowing for movement mimicking the natural movement of the knee. The articulating knee opens and closes without gaps in protection, and locks into a standing position preventing the hyperextension of the knee.

A knee support comprising a supportive pad enclosed in a fabric cover, configured to the user through the use of fasteners. The knee support is compressible and flexible so that it conforms to the shape of the anatomical area just below the knee and to the shin, can be easily worn over or under clothing, and does not interfere with the poses and exercise routines of floor or hard surface exercises. The knee support can be pulled up over the kneecap, or partially over the kneecap, when needed without having to release the fastener. A behind-the-knee pad, which can be used by itself or in combination with the knee support, is also disclosed. A method for supporting the knee when the user is engaging in floor, mat or other hard surface exercises, and a method for preventing hyperextension of the knee, is also disclosed.

The invention discloses an ostrich-stimulated high-speed stability joint. The joint is composed of a first rigid rod piece, a rear side upper end boss, an outer side upper end boss, an outer side cross flexible element, a rear side parallel flexible element, an outer side joint buffer pad, an inner hexagon screw, an outer side lower end boss, a rear side lower end boss, a second rigid rod piece, afront side lower end boss, an inner side lower end boss, an inner side cross flexible element, a double-spring buffering seat, an inner side inter-joint buffering pad, a buffering sliding block, a front side parallel flexible element, a head screw, an inner side upper end boss and a front side upper end boss. According to the ostrich-stimulated high-speed stability joint, engineering bionic operation is carried out on the special joint morphology, a soft tissue structure as well as a ratchet-similar wheel, a triangular sesamoid bone and other limiting features of an ostrich inter-tarsal-bonejoint, the bionic joint which can be applied to high-speed motion and has internal and external rotation, buffering, antagonism and other limiting features is designed; and a connection movement pairof the joint is a spherical pair, so that various loads caused by different ground environments can be borne without causing abrasion of the surface of the joint.

A forelimb brace device suitable for use by snowboarders, skiers, in-line skaters and others protects against hyperextension and other injuries, by maintaining a selected orientation of the fingers, hand, wrist and forearm within a substantially rigid shell assembly having a palmar arch grip element and tensioning elements for maintaining a selected tension of the palmer element across the users' hand and forearm. The forelimb is maintained in a flexed position, while an extension stop prevents hyperextension of the phalanges, and a thumb portion prevents abduction or opposition injuries to the thumb.

The invention discloses a perforating and rolling method for producing thin-wall seamless steel pipes and special equipment, and belongs to the technical field of steel rolling technologies. The perforating and rolling method is characterized in that the ratio delta of expanding diameter of a perforated hole is larger than 30% and less than or equal to 45% and is designed according to specific technological parameters of perforating deformation, and a conical angle lambda2 of an outlet of each conical roll is equal to 6 degrees; the value of a top conical angle gamma3 within the range of a primary perforating area L21 is small than that of a top conical angle gamma1 within the range of a uniform-wall rolling area L23, and gamma3 is equal to gamma1-(2-2.5 degrees); when the seamless steel pipes with the same specification are produced, the small pipe blank diameter can be selected, the heating time is shortened, and the production efficiency of the seamless steel pipes is improved; and meanwhile, the coefficient of elongation of a perforator can be decreased, and the tail quality of the steel pipes is improved.

The present invention discloses an exercise device that is used to perform squat exercise. The device comprises a support bar, a height-adjustable support tube or column, a base, an electronic unit, and a seat. The support bar is positioned on a top portion of the support tube via a set of springs. The sprigs are configured to reposition the support bar to a horizontal position after the user leaves the seat and rises back into the upright body position. The electronic unit is configured to receive a set threshold value on maximum squat count from a user. The electronic unit records the squat count and provide an alert when the squat count exceeds the set threshold value on maximum squat count to be performed by the user, thereby it prevents injuries caused due to over enthusiastic during the exercise session.

A brace for supporting a knee joint is disclosed which is specifically adapted to restrict lateral movement of the knee joint in addition to preventing hyperextension of the user's leg. The brace is formed by a rigid proximal member that fully covers the front and sides of the knee and extends partially over the tibia and a rigid distal member which overlaps the proximal member in the area of the knee joint while additionally extending over a portion of the upper leg of the user. The rigid members are attached together with a pair of hinge pins disposed on opposite sides of the knee with a primary pivot axis to allow bending of the knee joint. Attached to the inner surface of the proximal member is a knee pad which is used to provide a firm interface between the proximal member and the area of the knee joint. The knee brace further comprising at least two strap members attached to said shell members and extensible about the leg of the user.

In order to provide an electrically conductive, elastic, textile-processable compound thread (2), and protect the same from breaking under stress, the invention provides that the compound thread (2) has at least one conductor thread (4), a textile tension relief thread (6), and a textile binder thread (8). The compound thread (2) is produced on a knitting or double rib machine using textile binder threads (8), or knitted threads, or on a weaving machine using weft threads and textile binder threads (8). The tension relief thread (6) is disposed at higher tension than the conductor thread (4) and can be stressed using higher tension.

A hammock with quadrecline geometry is disclosed. The hammock includes a bed having a bed surface, a head end and a foot end located opposite the head end. The head end has an attachment point to suspend the head end of the bed. The bed further has a leg rest portion at the foot end defined by four, connected suspension lines. A foot spreader is configured and arranged to spread the four suspension lines apart, providing support to the leg rest portion.