95results about How to "Improve fixation" patented technology

A stent graft (5) comprises a tubular graft member (4), and a plurality of sloping stent members (3) substantially coaxial with and coupled to the tubular graft member (4). Each of the sloping stent members (3) comprises multiple uneven apexes characterizing a round tubular configuration with a distal end and a proximal end disposed about a longitudinal axis. The distal apexes of the sloping stent member (3) are arranged in substantially the same plane substantially horizontal to the longitudinal axis of the sloping stent member and the proximal apexes are arranged in a sloping plane oblique to the longitudinal axis.

The invention relates to modified tussah silk fabric with functionalized nanometer chitosan and nanometer titanium dioxide. The modified tussah silk fabric is prepared by the steps in sequence: weaving the tussah silk fabric by utilizing tussah filament, preparing finishing liquor and finishing tussah silk fabric; and the technical problems that the existing textile materials in the modification technology can not effectively improve the properties that the tussah silk fabric has damage to the environment, is easy to wrinkle, not anti-bacterial and easy to shrink, has poor dyeing property, poor comfortableness and function, and the like can be solved, the comprehensive properties that the tussah silk fabric is anti-wrinkle, soft, anti-bacterial, shrink-proof, self-cleaning and ultraviolet ray-resistant, as well as the adsorption efficiency of dye, and the like can be improved and enhanced, and the tussah silk fabric has the technical benefits of being lower in preparation cost, simple in process, environment-friendly and easy to realize, etc.

A color toner (magenta toner) showing not only color image forming performances such as color reproducibility, gradation characteristic, light-fastness, full-color image forming characteristic and a chargeability but also excellent in matching with various members of an electrophotographic apparatus is produced from a binder resin, a wax component and a specific monoazo pigment composition. The monoazo pigment composition is characterized by a principal monoazo pigment of a specific structure and specified amounts of a beta-naphthol derivative and an aromatic amine, usable as materials for synthesizing the monoazo pigment.

The invention provides a scenedesmus obliquus with high tolerance to high pH and a breeding method thereof. By ultraviolet mutagenesis and a step-by-step pH-increasing acclimation and screening method, scenedesmus obliquus undergoes breeding so as to obtain scenedesmus obliquus with high tolerance to high pH. The scenedesmus obliquus is named FSH-Y2 and was preserved in the China General Microbiological Culture Collection Center on September 11th, 2012, with the preservation number of CGMCC No. 6551. The selected scenedesmus obliquus can better absorb and utilize carbon dioxide at high pH value to rapidly grow and propagate. Thus, the problem that existing scenedesmus obliquus only can growth at neutral pH and carbon dioxide solubility and carbon dioxide fixation efficiency are low under the condition of neutral pH is solved.

The invention relates to the technical field of curved screen protection films, in particular to a screen protection film for protecting curved liquid crystal screens and a manufacturing method of thescreen protection film. The curved screen protection film structurally comprises an anti-scratching layer, a PET base material, an elastomer layer, a silica gel layer and a fluorine release film which are sequentially arranged. According to the protection film, the arranged elastomer layer is beneficial to improving the bending property and drop resistance of the protection film, and under cooperation with the silica gel layer arranged on a protection film body, improvement of the fixing and fitting property of the protection film is facilitated, so that the problem of edge warping is effectively solved, and the protection film is suitable for the design of large angles and radians of the edge positions of mobile phone screens. Through the reasonable arrangement of the structure and thickness of each layer, the protection film has the basic performance of a PET screen protection film, and meanwhile, the flexibility, drop resistance and edge warping resistance of the protection film are further improved.

Bone anchor assemblies are disclosed herein that can provide for improved fixation as compared with traditional bone anchor assemblies. An exemplary assembly can include a bracket or wing that extends down from the receiver member and accommodates one or more auxiliary bone anchors that augment the fixation of the assembly's primary bone anchor. Another exemplary assembly can include a plate that is seated between the receiver member and the rod and accommodates one or more auxiliary bone anchors that augment the fixation of the assembly's primary bone anchor. Another exemplary assembly can include a hook that extends out from the receiver member to hook onto an anatomical structure or another implant to augment the fixation of the assembly's primary bone anchor. Surgical methods using the bone anchor assemblies described herein are also disclosed.

This application is directed to compositions for use in treating organic substrates, in particular lignocellulosic substrates. The composition comprises water, a water miscible solvent and an organic substrate treatment compound such as biocides. The application also relates to methods of delivering treatment compositions to the substrate. The methods may be for the purpose of prevention of growth of pest organisms, or for providing specific properties to the substrate for example.

Drill sleeve (1) for a dental drill (70) having a hollow and cylindrical shape and a longitudinal axis A, a circular inner surface (10) for guiding the dental drill (70), and an outer surface (15) intended to be inserted into a template (50). The outer surface (15) of the drill sleeve (1) has at least one longitudinal flattened or concave area (20, 120), the circular inner surface (10) is essentially parallel to the longitudinal axis A, and the drill sleeve (1) is thin-walled.

The present invention provides a patellofemoral prosthesis (10) that provides smooth articulation of the articulating surfaces throughout the full range of motion. At the same time, the present invention also provides a novel structure of the femoral implant component (12) that facilitates super-strong bonding to the femoral head. Also available is a patellofemoral arthroplasty system that utilizes precise, reproducible bone preparation techniques that are unique in that they minimize the complexity of subsequent revision and complete knee arthroplasty procedures. The present invention also provides a drill guide (90) and a cutting guide (44), each of which is configured to provide three-point stability during surgery.

The invention discloses a clamping device applicable to industrial robots. The clamping device comprises a connecting flange, a rotary assembly, a clamping body assembly, gripper assemblies, a vacuumabsorption assembly, alignment reference release assemblies and a controller. The clamping device has the advantages that workpieces can be positioned and fixed by the aid of vacuum absorption modes when clamped by the industrial robots, and can be accessorily fixed in gripper modes, accordingly, the workpiece clamping and fixing stability can be greatly improved, and fixing force can be enhanced;the alignment reference release assemblies for positioning workpiece release locations are specially designed, and accordingly the positioning precision of the workpieces can be effectively improved;the mechanical clamping device further can be accessorily supported by the alignment reference release assemblies when the workpieces are released, accordingly, violent vibration on the clamping device when the workpieces are released can be prevented, and the work stability of the clamping device can be improved.

A left atrial appendage (LAA) occlusion system and a method for occluding the LAA are disclosed. The LAA occlusion plug includes at least two expandable materials having shrunken and swollen states, two plates and a delivery tool configured to deliver the occlusion plug to the LAA. The LAA occlusion plug is configured to permanently occlude the LAA opening, such that blood clots cannot flow out of the LAA when the at least two hydrogels are in the swollen state. The LAA occlusion plug plates are configured to force the expandable materials to swell inwards in the axial direction and outwards in the radial direction such that the LAA occlusion plug is clipped to the LAA opening tissue.

The invention discloses an examination bed for breast surgery. The examination bed for breast surgery mainly comprises an upper folding bed body, a lower folding bed body, a folding rotary shaft, a height adjusting rod, bed legs, universal wheels, a limiting foot baffle, safety handrails, fixed waist straps, an examination hole, a transparent ring plate and movable chest pads. The folding rotary shaft is arranged between the upper folding bed body and the lower folding bed body. The height adjusting rod is arranged at the lower end of the upper folding bed body. The safety handrails are arranged on the left side and the right side of the upper folding bed body. The fixed waist straps are arranged on the left side and the right side of the middle end of the lower folding bed body. The examination hole is formed in the middle end of the upper folding bed body. The transparent ring plate is arranged outside the peripheries of the movable chest pads. The movable chest pads are arranged at the outer end of the periphery of the examination hole. The examination bed is provided with a fixing device for the body of a patient. Comfort and convenience in the examination process are improved. The examination effect is good.

The present invention provides a tubular shape in which internal pressure can be applied from the rear end, has an expanding portion (3) that expands radially by applying internal pressure, and a filling opening forming portion (9A) that opens the filling opening (7) by applying internal pressure ) expansion grouting bolt (1A), after the expansion part (3) is expanded by the internal pressure, and the foundation is closely attached, the pouring port (7) is opened at the pouring port forming part (9A), and the pouring port (7) is The hardening grouting material is poured into the foundation to obtain foundation strengthening.

With the introduction of new national environmental protection regulations, foreign waste paper import is greatly restricted, and the proportion of using national waste as papermaking raw materials isgreatly increased; the national waste is not well classified in the recycling process, so that the strength of secondary fibers is bad, and the indexes of improving the quality of the paper by the strength of the fibers are greatly reduced, especially the breaking strength and the folding strength; in order to meet special requirements of certain paper, the adding amount of functional papermakingchemicals is increased, so that the cost is increased, and the paper machine white water systems are deteriorated. In order to solve the problem, the invention discloses a novel high-efficiency paperenhancer which is composed of (meth)acrylamide, a cationic monomer, an anionic monomer and a polymer with a special structure; and the enhancer is capable of greatly improving the breaking strength and folding strength of paper under low dosage conditions.

The invention discloses an indoor unit packing method which includes the steps of firstly, placing an indoor unit and accessories; secondly, covering with thermal shrinkage film; thirdly, thermally cutting the edges of the thermal shrinkage film; fourthly, thermally shrinking the thermal shrinkage film. The method has the advantages that the indoor unit and the accessories are relatively fixed through a thermoplastic manner, the fixity of the indoor unit and the accessories is increased greatly as compared with the prior art, friction, damaging the surface evenness of the indoor unit, between the accessories and the indoor unit is avoided, accessory falling or damaging probability during transportation of the packed indoor unit is lowered, and indoor unit packing effect is increased; during packing of the indoor unit, a worker only needs to use the thermal shrinkage film to wrap the indoor unit and the accessories, the packing step for using a reinforcing tape to fix a wind guide plate and fix the accessories to the indoor unit is omitted, and the indoor unit packing process is simplified greatly. The invention further provides an indoor unit packing device.

An electrical receptacle connector includes an inner shell, a terminal module in the inner shell, and an outer shell out of the inner shell. Two side plates, a top plate, and a bottom plate of the inner shell are connected with each other to faun an insertion opening, and the insertion opening is near one end of the inner shell. The outer shell is out of the inner shell and near the insertion opening of the inner shell. The outer shell stacks on the two side plates, the top plate, and the bottom plate of the inner shell to form a double-layer shell structure. Accordingly, the structural strength around the insertion opening of the inner shell can be improved. Hence, when a plug connector is inserted into the insertion opening of the inner shell, the inner shell does not deform or bend easily.

A system and method is provided in which natural bone removed during a joint surgery is retained along with the natural attachment of the associated soft tissues. For instance, in a hip surgery, a portion of the greater trochanter is removed while retaining the soft tissue attachments. An implant and the bone portion are provided with mating features, such as a keystone configuration. The keystone configuration can include mating male and female dovetail configurations. The bone portion can be engaged to the mating feature of the implant to support the natural bone and its soft tissue attachment in an anatomically appropriate position.

A system proton treatment system including a proton accelerator structured to generate a proton beam, a plurality of beamline pathways configured to direct the proton beam from the proton accelerator to a corresponding plurality of treatment rooms, a rotatable bending magnet located between the proton accelerator and the plurality of treatment rooms, the rotatable bending magnet being structured to selectively rotate between multiple treatment rooms, and an upright patient positioning mechanism disposed in each of the treatment rooms, the upright patient positioning mechanism being structured to support a patient within a particular treatment room and to rotate the patient between a fixed imaging source and imaging panel.

The invention discloses a pipeline carrying vehicle which comprises a top frame, a bottom frame, supporting rods and steering wheels, wherein the supporting rods are fixedly arranged between the top frame and the bottom frame, the steering wheels are fixedly arranged at the bottom of the bottom frame, and a positioning column assembly is fixedly arranged on the bottom frame, wherein the top frame comprise a first round rod beam and a clamp assembly, and the clamp assembly comprises a revolving drum, a first supporting plate, a supporting column, a clamp belt and a clamp. According the pipeline carrying vehicle disclosed by the invention, the clamp assembly is arranged on the top frame, an exhaust pipe is clamped tightly by the clamp belt, and the two ends of the clamp belt are clamped tightly by virtue of the clamp. Compared with the method of clamping the exhausting pipe by the chain in the prior art, the method of clamping the exhausting pipe in the invention has the advantages of improving the fixing effect of the exhausting pipe and preventing the exhausting pipe from falling off. Meanwhile, the clamp assembly and the first round rod beam are arranged to be relatively rotatable, so that the DOF (Degree of Freedom) of fixing the exhausting pipe is increased and thus the exhausting pipes different in length can be used. Moreover, the clamp belt is adjustable to fit the exhausting pipes different in diameter.

The invention discloses a long-storage-period whitening agent and a preparation method thereof, and belongs to the technical field of protection of trees. The long-storage-period whitening agent is prepared from honey, water, flour and a whitening agent in a certain proportion. According to the long-storage-period whitening agent, sterilization and warm keeping effects can be achieved, and the side effect is avoided; by adding the honey, the flour and sable salt into the whitening agent, the fixity of the aired whitening agent is enhanced, the whitening agent can be firmly adhered to the surfaces of barks and cannot easily fall regardless of the thickness, and furthermore, the residual whitening agent can be stored for 3 months under a sealing condition, so that the wasting of resources is avoided; the honey and zanthoxylum oil have good sterilizing effects, so that the sterilizing effect and the storage quality of the whitening agent are guaranteed. The whitening agent prepared by virtue of the preparation method is pure white in color and long in storage period and only needs to be smeared once in early spring or late autumn and early winter. The long-storage-period whitening agent has the advantages of being capable of saving labor, time and resources, good in effect and long in storage period.

The invention discloses a backflow preventing mechanism applied in the field of bath. The backflow preventing mechanism comprises a base body and an elastic sealing member. The base body comprises a water path, a fixed seat and at least one spoke, wherein the fixed seat is positioned in the water path; the spoke is used for fixedly connecting the fixed seat with the water path; and channels are formed among the spokes. The elastic sealing member comprises an elastic sealing fin and a fixed head, wherein the fixed head is arranged on the front side of the elastic sealing fin; the fixed head is fixedly connected with the fixed seat; the elastic sealing fin is adaptive to the water path; when the water in the water path flows downstream, the elastic sealing fin is subjected to the downstream impact action to open the channels; and when the water in the water path flows upstream, the elastic sealing fin is subjected to the upstream impact action to seal the channels. The backflow preventing mechanism has the advantages of applicability to shower heads or faucets in the field of bath, high practicability, few parts and cost reduction.