59results about How to "Improve joint stability" patented technology

A facet joint replacement system having an elongate rod and a polyaxial screw having a groove therein, wherein the rod is slidably received within the groove of the polyaxial screw.

This invention relates to a spinal facet joint ligament.

Devices, systems and methods are disclosed for repairing soft tissue. The surgical system allows for the creation of tissue repair by grasping, aligning and sewing or fixing tissue. For example, this system may be used for clipping together excessive capsular tissue and reducing the overall capsular volume. The deployment device includes a central grasping mechanism and an outer clip delivery system. The clip embodiments may be single or multi-component (penetration and locking base components) that penetrate tissue layers and deploy or lock to clip the tissue together. An example of the system is used to reduce the joint capsule tissue laxity and reduces the potential for subluxation or dislocation of the joint by either restricting inferior laxity (anterior or posterior) and resolving or eliminating pathologic anterior or posterior translation.

A glenoid component for treatment of rotator cuff arthropathy includes attachment to the coracoid process by a pin or post imbedded into a hole formed in the coracoid process. The glenoid component preferably also has a keel for extending into the glenoid fossa and protrusions such as ridges cemented to the acromion process. This way, an attachment point is preferably provided in / on the coracoid process, the acromion process, and the glenoid fossa, and at least two of the attachment points include a protrusion extending into a hole / slot drilled or otherwise formed in the bone. A jig is used for guiding / drilling into the bone, wherein the jig has both a glenoid fossa drill guide and a coracoid drill guide. The coracoid drill guide includes structure that abuts against opposing sides of the base of the coracoid process to prevent rotation of the jig relative to the scapula.

This invention relates to a spinal facet joint ligament.

In one embodiment, a method for treating an infected implant area of a knee joint comprises surgically accessing the implant area, and inserting a tibial component into the tibia using an antibiotic-impregnated material. A femoral component is formed that is configured to interact with the tibial component by stable knee joint articulation and motion. The femoral component is formed of an antibiotic-impregnated material using a mold. The femoral component is attached to the femur using an antibiotic-impregnated material, and the tibial component is interfaced with the femoral component to form a stable temporary knee joint capable of reducing the spread of infection while permitting movement of the knee joint.

An expandable interbody device for implantation within an intervertebral space is provided, together with methods and tools for use therewith. The interbody devices include a leading first and trailing second bearing member configured to expand laterally via connecting portions disposed at the trailing end of the first being member and at least the leading end of the second bearing member. In some forms, the connecting portions have an arcuate configuration. The insertion tool is configured expand the interbody device by holding the first bearing member while shifting the second bearing member.

Various embodiments described herein provide a fastener system having straight walled driving surfaces that provides a reliable stick fit feature, while also improving stability of engagement between the system components. A feature of the new system is to allow engagement of existing standard straight walled drivers in the new system.

An expandable interbody device for implantation within an intervertebral space is provided, together with methods and tools for use therewith. The interbody devices include a leading first and trailing second bearing member configured to expand laterally via connecting portions disposed at the trailing end of the first being member and at least the leading end of the second bearing member. In some forms, the connecting portions have an arcuate configuration. The insertion tool is configured expand the interbody device by holding the first bearing member while shifting the second bearing member.

In one embodiment, a method for treating an infected implant area of a knee joint comprises surgically accessing the implant area, and inserting a tibial component into the tibia using an antibiotic-impregnated material. A femoral component is formed that is configured to interact with the tibial component by stable knee joint articulation and motion. The femoral component is formed of an antibiotic-impregnated material using a mold. The femoral component is attached to the femur using an antibiotic-impregnated material, and the tibial component is interfaced with the femoral component to form a stable temporary knee joint capable of reducing the spread of infection while permitting movement of the knee joint.

The invention discloses an electronic device and a detachable electronic sleeve set thereof. The electronic device capable of sleeving on a positioning pin includes a shell. An accommodating groove is formed in the surface of the shell. A through hole is formed in a side edge of the shell. And the through hole is communicated with the accommodating groove. The electronic device also includes an elastic element arranged in the accommodating groove. The elastic element is extended into the accommodating groove through the through hole from the positioning pin and clamps a buckling part of the positioning pin for restricting the movement of the positioning pin relative to the shell. The electronic device also includes a press block arranged in the accommodating groove and next to the elastic element. The press block presses against an end face of the elastic element when the elastic element distorts and deforms for preventing the positioning pin from releasing from the clamping of the elastic element. The electronic device has advantages of small size, low cost and convenient and quick assembly.

A tube support device for a tube bundle having a plurality of elongated tubes with a U-shaped bend portion is disclosed. The tube support device includes an elongated longitudinally extending strip having a pair of opposing faces. A plurality of tube engaging members extend from the pair of opposing faces. The tube support device includes an engagement assembly formed on one end of the tube support device. The engagement assembly is adapted to engage the anchor assembly positioned within the tube bundle, whereby the tube support device can be rotated into the desired orientation between the tubes to prevent vibration damage.

A multipurpose exercise device and corresponding exercise method that, when used and employed together, provides a novel, effective, and safe exercise regiment that minimizes inflammation and increases muscle density, thus having great utility for training, strengthening, and conditioning the human body.

A rotor for a motor includes a shaft having an outer periphery with an engaging portion. At least one coupling member includes an engaging hole. The shaft extends through the engaging hole of the at least one coupling member. The at least one coupling member is engaged with the engaging portion of the shaft by tight coupling. A plastic magnet envelops the shaft and the at least one coupling member by injection molding. The at least one coupling member prevents the plastic magnet from disengaging from the shaft, providing enhanced engaging effect while reducing structural complexity and enhancing assembling convenience.

The invention relates to a heat dissipation body for a light emitting diode (LED) lamp, which is easy to manufacture and low in cost and has good heat dissipation effect. The heat dissipation body for the LED lamp is characterized in that: a heat dissipation body housing and a heat dissipation body upper cover are formed by stamping and stretching thin coil stocks; a plurality of heat dissipationfins are draped by the housing wall of the heat dissipation body housing to form a hollow structure with a cavity slot communicated with a central hole; the plurality of heat dissipation fins are distributed on the housing wall of the heat dissipation body housing at equal distances; a boss corresponding to the central hole is arranged in the middle of the bottom surface of the heat dissipation body upper cover; a positioning column corresponding to the cavity slot of each heat dissipation fin is arranged on the heat dissipation body upper cover; the positioning columns are inserted into the cavity slots of the corresponding heat dissipation fins; the heat dissipation body upper cover is riveted with the heat dissipation body housing; and an LED lamp heat dissipation sheet is embedded into an LED lamp heat dissipation sheet installation slot of the heat dissipation body upper cover in an interference fit manner. The invention also discloses a manufacturing method of the heat dissipation body of the LED lamp; and the heat dissipation body housing and the heat dissipation body upper cover are manufactured by stamping and stretching, so that the manufacturing method has the advantages of saving time and materials, effectively improving the production efficiency and reducing the production cost.

The invention discloses a marine operation lamp which comprises a power supply device, a sliding portion and an operation lamp body. The sliding portion is fixedly installed above the left side of the power supply device. A sliding groove is formed in the side face of the bottom of the right side of the sliding portion. A first screw rod extending left and right is arranged in the sliding groove. The side face of the left side of the first screw rod is connected with a first electric rotation machine. A locking square block used for being in locked and matched connection with the operation lamp body is connected to the first screw rod in a matched mode, and the locking square block is connected with the front-back interior of the sliding groove in a sliding and matched mode. A first conductive cavity extending vertically is arranged in the portion, on the right side of the sliding groove, of the power supply device. A second conductive cavity extending to the right side is formed in the bottom of the first conductive cavity in a penetrating mode. A hollow cavity is formed in the side, away from the first conductive cavity, of the power supply device. A connection groove is formed in the side face of the side of the portion, above the left side of the hollow cavity, of the power supply device. The marine operation lamp is simple in structure, convenient to operate and capable of automatically controlling connection work.

The invention provides a double-handle pull-down trainer comprising a vertical frame; a training guideline panel is arranged on the vertical frame; an upper fixing frame and a lower fixing frame are mounted on the upper part and the lower part of the vertical frame respectively; a sliding rod is mounted on the upper fixing frame; the sliding rod penetrates through an enclosed counterweight barreland then is vertically mounted on the lower fixing frame; the enclosed counterweight barrel can move up and down along the sliding rod; the two sides of the enclosed counterweight barrel are providedwith connection blocks; the connection blocks are hinged to the enclosed counterweight barrel; the connection blocks are connected with loop chains; and the other end of each loop chain is connected with a pull handle. According to the double-handle pull-down trainer in the invention, counterweights on the fixed sliding rod are pulled by a human body for safely training leg muscle groups, arm muscle groups and back muscle groups, enhancing the cardiopulmonary function, improving the body flexibility and the coordination ability, improving the joint stability and realizing the rehabilitation effect on movement disorder, muscle weakness, muscle atrophy and other symptoms; and training personnel are helped to take exercise scientifically through a touch screen display according to the conditions of the training personnel, the fitness effect is displayed, and intelligent broadcast is carried out through voice.

The invention discloses a sand stabilization and water locking net suitable for desertified soil, and belongs to the technical field of soil sand stabilization and water locking. A plurality of lowerembedded water locking bodies and upper anti-raising sand stabilization bodies which are distributed in a staggered manner are arranged at the upper end and the lower end of a sand prevention net, theupper anti-raising sand stabilization bodies achieve an effect of preventing raising and stabilizing sand on the surface layer of the upper end of sandy soil, the lower embedded water locking bodieslocated in the surface layer of the sandy soil are used for naturally locking water under the environment of natural rainfall or manual irrigation, the stored water is guided into the soil through a plurality of capillary drainage pipes, arc-shaped sand grabbing pieces and matching structures of flow guide soil breaking cones and conical seepage-proofing bodies, the balanced and slow wetting on the soil is effectively achieved, through cooperation of embedded rods and the conical seepage-proofing bodies, the seepage-proofing effect is effectively achieved while good sand stabilization is achieved, meanwhile, soil fixing agent permeation bags are arranged in the lower embedded water locking bodies, when water is stored in the lower embedded water locking bodies, soil fixing agents can be released and dispersed into the soil, and the sand stabilization and water locking effects of the soil are further improved.

The engineering problem of the claimed invention is to enhance wear-resistance of drill pipe tool joints. The proposed drill pipe consists of a body with upset ends and tool joints connected by means of friction welding, having tapered thread and a double coating, the first layer being applied by means of thermo-diffusion zincing and the second one, by means phosphate treatment. Enhancement of tool joint life, as compared to the tool joints with phosphate coating only, allows no overdimension to be stipulated for future repair purposes, which saves up to several kilos of metal per tool joint, decreasing the drill string weight by several tons. With a view to increasing the joints' durability and reliability of welding seams the thickness δ of the first coating layer as function of thread conicity K is adjusted according to the following formula: δ=0.09 . . . 0.13 K. The segment at 15 to 25 mm from the welding spot on joints is coated with phosphate only.

A flexible swing stick is provided comprising a hollow tube with a distal end and a proximal end wherein at least the distal end is closed by an integral seal. At least one slidably received weight is in the hollow tube with the weight disposed to move from the proximal end to the distal end when the flexible swing stick is swung through a range of motion. The proximal end is closed, preferably by an integral seal.

The invention relates to a gluing-free floor split block, which comprises a plurality of floor strips, wherein the floor strips at least comprise bottom layers and surface layers; the bottom layers of the floor strips are connected, and slots are formed between the surface layers of the floor strips; cogs in the shape of a right trapezoid or an isosceles trapezoid are formed at the end parts of the same sides of the alternating floor strips; mortices matched with the cogs are formed between the cogs; inclined planes are formed on the lower bottom edges of the cogs; inverted inclined planes that can fit into and be in butt joint with the inclined planes are formed on the lower bottom edges of the mortices; the width of each slots ranges from 0.1 to 2mm; the inclined angle formed between each inclined plane and the bottom surface of each bottom layer is set to be 5 to 85 degrees; upper bottom edges of the cogs and the end parts of the floor strips are connected integrally; and the basic angle of the right trapezoid or the isosceles trapezoid is any acute angle less than 90 degrees. The gluing-free floor split block can thoroughly solve the problems of deformation, groove milling, warping, displacement and the like on the premise of not increasing manufacture cost and construction difficulty.

The method comprises the following steps: forming a first packaging piece, forming second packaging pieces and forming a third packaging piece, then mounting the first packaging piece in a middle areaof a flexible circuit substrate, respectively mounting the two second packaging pieces in two opposite side edge areas of the flexible circuit substrate, forming a plurality of first through holes and second through holes which are formed at intervals, depositing a resin material in the first through holes and the second through holes to form first reinforcing columns and second reinforcing columns respectively, wherein the coefficient of thermal expansion of the resin material in the first reinforcing columns and the second reinforcing columns is smaller than the coefficient of thermal expansion of the resin material in the flexible circuit substrate, and arranging the third packaging piece on the first packaging piece, and upwards bending two opposite side edge areas of the flexible circuit substrate to enable each second packaging piece to be attached to the side wall of the first packaging piece and the side wall of the third packaging piece.

A bone fusion device includes a main body and a movable frame. The main body has an accommodation hole. A top surface and a bottom surface of the main body are provided with a plurality of first teeth. The movable frame is located in the accommodation hole. The movable frame has a through hole longitudinally penetrating a first surface and a second surface thereof. A first end of the movable frame is fixed to the front end of the main body, and a second end is suspended relative to the rear end of the main body. The first surface and the second surface are provided with a plurality of second teeth. The movable frame is transversely formed with a groove to define an upper portion and a lower portion, enabling the upper portion and the lower portion to be elastically expanded with the first end as a fulcrum.

The invention discloses a solar cell structure, a method for manufacturing the same, and a solar cell module. The solar cell structure comprises a substrate, a first electrode and a second electrode. The first electrode is arranged on the first surface of the substrate, and comprises at least one first bus electrode, multiple finger electrodes and multiple first auxiliary electrodes. The first bus electrode intersects with the finger electrodes, and does not intersect with the first auxiliary electrodes. The second electrode is arranged on the second surface of the substrate, and comprises at least one second bus electrode. The second bus electrode comprises multiple electrode parts corresponding to the first auxiliary electrodes. The electrode parts are arranged at intervals, and the orthographic projection of the electrode parts on the first surface overlaps with the first bus electrode. The finger electrodes comprise multiple first finger electrode units intersecting with the orthographic projection of the electrode parts. Each first auxiliary electrode is arranged beside one side of the orthographic projection of the corresponding electrode part, and intersects with the first finger electrode units.

The invention discloses a composite briquette binder, and belongs to the field of briquettes. Lithium-based lubricating grease, sodium-based bentonite, sodium aluminosilicate and the like are taken asraw materials to prepare a briquette binding material A, wherein the lithium-based grease has good fretting-wear-resisting performance, and while providing hydrophobicity and permeability effects andthe stable thermal effect, added hydrogen-containing silicone oil also possibly assists in providing the bonding stability of a blend, improves the bunching effect on pulverized coal particles and steadily improves the thermal effect and formation effect of the briquettes; and fish skin, rice straw, Lactobacillus bulgaricus and the like are blended and fermented, fish skin tissue and straw tissueare destroyed by microbial metabolism to obtain gum and saccharides, and thus the carbon content is increased while cohesiveness is ensured. The problems of high ash content, low carbon content and poor structural stability of the briquettes prepared through a briquette binder commonly used at present are solved.

The present disclosure provides an adjustable external fixator which can be utilized in bone transport or bone lengthening. The adjustable external fixator includes a body, a positioning member, a bone coupling member, and a threaded rod. The body includes a slideway. At least one of the positioning member and the bone coupling member is slidably coupled to the slideway of the body.