270results about How to "Fully fixed" patented technology

An apparatus and method for manipulating and anchoring tissue is provided. The invention is directed to solving the problem of manipulating and anchoring tissue within a joint when access to that tissue is limited, for example, during arthroscopic surgery.

Apparatus and method used to reduce the movement between vertebrae or fractured bones. The implantable device can be deformed from its shape-set configuration for ease of deployment and return to a pre-set shape upon completion of deployment. The apparatus can serve to stabilize fractured bones or as a distraction device and support structure between vertebrae. Device may be made of a material with shape memory and superelastic properties which facilitate the method of implantation. The pre-set shape of the device may include dimensions / geometries which are similar to the natural curvature of the human spine or bone without the use of hinging or connection between multiple pieces. Once deployed, the device can serve to constrain the flow of bone growth material between the inside and outside of the device.

An apparatus and method for manipulating and anchoring tissue is provided. The invention is directed to solving the problem of manipulating and anchoring tissue within a joint when access to that tissue is limited, for example, during arthroscopic surgery.

Comprising a wire mesh structure covered with biocompatible material and, more particularly, a substantially cylindrical expandable endoprosthesis (10) covered with biosynthetic cellulosic membrane for the treatment of arterial stenosis, where such structure is introduced in a mold (11), which is made of a material that is impermeable to liquids and permeable to gases, together with a culture medium (12) inoculated with a cellulose-producing microorganism such as the Acetobacter xylinum, resulting in the formation of a cellulosic membrane juxtaposed to the inner wall of said mold. The membrane can be impregnated to the inner wall of said mold (11). The membrane can be impregnated with therapeutic agents to be locally released during a period of days or weeks. Methods used to mount and deploy the endoprosthesis in the body.

A suspension of fibrinogen, thrombin, alcohol and optionally aprotinin is obtained by mixing fibrinogen in alcohol with thrombin in alcohol. The suspension contains fibrinogen and thrombin particles with a Folk Ward mean diameter of 25-100 μm. The thrombin may be human, bovine or recombinant. The fibrinogen may be human or recombinant. A method for coating a carrier, such as a collagen sponge, with the suspension, and a method for drying the coating is disclosed. The coated collagen carrier may be used as a ready-to-use absorbable composition for tissue gluing, tissue sealing and hemostasis wherein the carrier is coated with solidly fixed components of fibrin glue, i.e. fibrinogen and thrombin.

The invention discloses a chip preparation method, a DNA or protein immobilization method, and a chip. The chip preparation method of the invention comprises performing weak passivation treatment after immobilization treatment, wherein the weak passivation treatment comprises contacting a weak passivation reaction solution containing a catalyst with a chip subjected to immobilization treatment, soas to promote binding of DNA or protein to the surface of a substrate, and to enable the DNA or protein to be sufficiently immobilized on the surface of the substrate. The preparation method of the invention increases the weak passivation treatment step after the immobilization treatment, so that the DNA or protein can be more fully immobilized on the surface of the substrate, the quality and efficiency of DNA or protein immobilization are improved, also DNA or protein is more fully immobilized, the relationship between the amount of the DNA or protein immobilized on the chip and the concentration of the DNA or protein initially added is more closely, and thus the immobilization amount of the DNA or protein is highly controllable, the repeatability is good, and a foundation is laid for preparing high-quality DNA or protein chips.

The invention discloses aroma-enhancing puffed tobacco stem particles and a preparation method and application thereof. The preparation method of the aroma-enhancing puffed tobacco stem particles comprises the steps that a micropore structure is formed in each tobacco stem, and the tobacco stems are dried and smashed after being fixed and formed to form particles; the tobacco stem particles are inoculated with a compound aroma-generating microorganism, fermental cultivation and drying are carried out on the tobacco stem particles and the compound aroma-generating microorganism, and then the aroma-enhancing puffed tobacco stem particles can be obtained. The compound aroma-generating microorganism is formed by compounding bacillus subtilis, Trichoderma reesei, Aspergillus niger and Hansenula polymorpha according to the wet-cell mass ratio of 5:2:1:1. According to the aroma-enhancing puffed tobacco stem particles and the preparation method and application thereof, the tobacco stems serve as raw materials to be processed to obtain the puffed tobacco stem particles, then the compound aroma-generating microorganism is added, and serving as a filter material of a filter tip, the finally-obtained aroma-enhancing puffed tobacco stem particles have the advantages of being high in filter efficiency, strong in adsorption capacity, free of offensive odors and consistent with tobacco in aroma and have good application prospect.

A connector for the connection of hoses, comprising a first connection stub having a first free end for receiving a first hose, and a second connection stub for receiving a second hose. The first hose has an inner diameter that is smaller than the inner diameter of the second hose, and the second connection stub is provided with a shoulder that, in a direction toward the second free end, decreases from a first outer diameter to a second outer diameter, with the first outer diameter being larger than the inner diameter of the first hose. The second outer diameter can be smaller or the same as the inner diameter of the first hose.

The invention relates to the technical field of distribution network line power equipment, in particular to a hot-line work robot system which comprises a robot work platform and a main controller connected with the robot work platform. The robot work platform is provided with a robot body, a moving arm and a tool rack for placing operation tools. The operation tools comprise a fixing tool for temporarily fixing a main guide wire and a drainage wire, a peeling tool, a wire clamp installation tool and an insulation cover installation tool. According to the robot system, in the drainage wire connecting process, hot-line work of manual drainage wire fixing is avoided.

The present invention relates to a cardan shaft bearing (10) comprising a bearing seat (12) with an accommodating hole (14) and an elastomer (16), wherein the elastomer (16) is arranged in the accommodating hole (14) and is fixed on the bearing seat (12) by a securing ring (42). The retaining ring (42) is designed such that it rests exclusively on the elastomer (16).

The invention discloses an optical glass polishing device. A base is included. A turnover mechanism is mounted on the base. Two clamping mechanisms connected with the turnover mechanism are mounted above the base. Cambered surface optical glass is installed between the two clamping mechanisms, a support is installed above the cambered surface optical glass and is installed on the base, electric cylinders are symmetrically installed at a left end and a right end of the top of the support, telescopic rods of the electric cylinders are connected with a lifting plate, a transverse moving mechanismis installed on the lifting plate, and a polishing mechanism is installed on the transverse moving mechanism. The optical glass polishing device is convenient to fix optical glass, is sufficient in polishing of the optical glass and is convenient to turn over the optical glass.

The invention relates to a sulfur removal machine and in particular relates to an energy-saving and environment-friendly sulfur removal machine for a thermal power plant. The technical problem to be solved in the invention is to provide the energy-saving and environment-friendly sulfur removal machine for the thermal power plant with full chemical reaction. In order to solve the technical problem, the energy-saving and environment-friendly sulfur removal machine for the thermal power plant provided by the invention comprises a first mounting plate, a collection box, a second mounting plate, a smoke suction mechanism, a linkage mechanism, a stirring mechanism, an adjusting mechanism, a fixing mechanism and the like, wherein the second mounting plate and the third mounting plate are sequentially and fixedly connected to the top of the first mounting plate along the length direction of the first mounting plate; and the collection box is mounted on the top of the first mounting plate and positioned between the second mounting plate and the third mounting plate. According to the energy-saving and environment-friendly sulfur removal machine disclosed by the invention, the effect of the full chemical reaction is achieved.

The present invention provides an ink composition containing a pigment dispersed uniformly in a solvent and a block polymer having an ionic functional group, an image-forming method and an image-forming apparatus employing the ink composition. The composition comprises a pigment, a solvent and a polymer having an ionic functional group, an acid residue, or a base residue at the terminal. The polymer having an ionic functional group, an acid residue, or a base residue at the terminal is a block polymer of ABX type having A, B, and X segments, wherein A and B are respectively a block segment having a vinyl ether structure as the repeating unit, and X is a terminal segment having an ionic functional group, an acid residue, or an base residue.

The invention discloses a bioprosthetic valve and a processing method thereof. The processing method comprises the following steps: flattening a flat pericardial tissue material and fixing the edge; sequentially contacting a pericardial tissue material with the fixed edge with an acellular solution, a cleaning solution, a fixing solution, a capping reagent, a deloading solution and a cleaning solution, forming a pressure difference between the two sides of the pericardial tissue material in the solution contact process, and enabling various solutions to pass through the interior of the pericardial tissue material under the action of the pressure difference so as to finish the treatment of the pericardial tissue material. According to the treatment method disclosed by the invention, phospholipid, cell components, immunogenicity, calcification sites, toxic reagent residues and the like in tissues can be effectively removed, the anti-calcification and anti-coagulation properties of the treated tissue are remarkably enhanced, and the pericardial material can be extruded under the action of pressure, so that the treated pericardial material has excellent mechanical properties.

The invention provides a high-efficiency edge grinding device for ceramic production. The high-efficiency edge grinding device comprises a workbench, a supporting rod and a power box; the bottom end of the workbench is connected with supporting legs; a supporting plate is arranged between the supporting legs, supporting frames are arranged on the supporting plate; a rotating motor is supported onthe supporting frames; a main shaft is connected to the rotating motor, and a driving wheel is arranged on the main shaft; the driving wheel is in transmission connection with a driven wheel through abelt wheel, and the driven wheel is arranged on a rotating shaft; a rotating cylinder is fixedly connected to the top end of the rotating shaft, and a sliding groove is formed in the rotating cylinder; a rolling ball is arranged in the sliding groove in a sliding mode; the rolling ball is fixedly arranged on a rolling wheel, and the rolling wheel is connected to a connecting rod in a sliding mode; the top end of the main shaft is connected with a rotating disc, a dust hood is arranged on the left side of the rotating disc; and a supporting rod is fixed on the left side of the upper end of theworkbench. The high-efficiency edge grinding device for ceramic production is simple in structure and convenient to use; a floating grinding disc is capable of fully grinding irregular ceramic products.

The invention provides a technique for improving paraffin embedding of a cell specimen. The technique is characterized by comprising the following steps: depositing the cell specimen, fixing, performing centrifugal treatment, extracting the cell specimen, performing conventional fixation, dehydrating, performing transparency treatment, performing paraffin soaking treatment, performing paraffin embedding, slicing, dyeing, and packaging. The technique provided by the invention has the advantages of being convenient and rapid to operate, free of pollution, good in practical effect and very applicable to popularization and use in large hospitals as specimen treatment and dyeing processes can be implemented simultaneously with conventional pathological specimens, and not only is conventional inspection implemented, but also immunohistochemistry and special dyeing can be carried out.

A car door structure comprises a door inner panel 11, an interior door trim 12 and a noise insulation sheet 20. The interior door trim 12 is installed in the interior side of the door inner panel 11. The noise insulation sheet 20 is provided between the door inner panel 11 and the door trim 12, where it is hung down from the upper side to the lower side of the door inner panel like a curtain. The noise insulation sheet 20 is fixed to either the door inner panel 11 or the door trim 12. The noise insulation sheet 20 is provided at about an upper half or a lower half of the door inner panel 11, or it is provided at a central part of the door inner panel 11 while dividing approximately into three sections in a vertical direction or a horizontal direction.

The invention discloses a mouse caudal vein injection fixing device and an application method thereof. The mouse caudal vein injection fixing device comprises a base, a connecting plate, a fixed cylinder and a telescopic rod, wherein a first bearing seat and a second bearing seat are arranged on the base; the first bearing seat is hinged with the lower end of the connecting plate; a mounting plateis hinged at the upper end of the connecting plate; the fixed cylinder is hinged with a third bearing seat located on the mounting plate through a connecting piece; a fourth bearing seat is arrangedon the lower end surface of the mounting plate; two ends of the telescopic rod are hinged with the fourth bearing seat and the second bearing seat respectively; a tail blocking piece with a notch is hinged with an opening of the cylinder body of the fixed cylinder; a head blocking piece is arranged in the cylinder cavity of the cylinder body of the fixed cylinder and driven by a driving unit to slide; an annular air bag is arranged in the cylinder cavity of the cylinder body of the fixed cylinder and communicates with a pressure adjusting unit; and a tail placing block is slidably connected with and arranged in the sliding groove of the mounting plate. The objective of the invention is to provide the mouse caudal vein injection fixing device which is more convenient to operate, more flexible to adjust and better in adaptability to the body type of a mouse.

The invention relates to equipment and method for preparing a large-area high-density nuclear track nano-pore membrane. The equipment comprises an etching generation device, wherein the etching generation device comprises a clamping part and a liquid holding part; the clamping part is used for clamping a latent track film and is fixed on the liquid holding part filled with etching liquid; an intermittent ultrasonic action is provided by utilizing an ultrasonic generator, and an etching product remained in track holes can be peeled in time; the latent track film is subjected to radiating sensitization by utilizing an ultraviolet lamp, and the etching speed is accelerated. According to the equipment and method, uniform etching of the film can be realized; the etching product is peeled by utilizing ultrasonic waves, so that the etching liquid and the latent track can be sufficiently contacted, and the etching speed of the track can be accelerated; the film is protected against the broken risk due to long-time vibration of the ultraviolet waves by adopting the intermittent ultrasonic action; and the track nano-porous film has excellent reflection resistance, and has wide application range due to the large area and high pore density.

The invention relates to the technical field of civil engineering, and particularly relates to a plug-in concrete filled steel tubular column and a construction method. The plug-in concrete filled steel tubular column comprises a cup-like foundation, a hollow column body, a positioning embedded part and a positioning regulating part; the column body is inserted into the cup-like foundation; the positioning embedded part is arranged at the cup bottom of the cup-like foundation and is connected with the bottom of the column body; the positioning regulating part is arranged above the cup-like foundation and is connected with the column body. The plug-in concrete filled steel tubular column has the beneficial effects that the column body is stabilized through the positioning embedded part andcan be accurately positioned, the vertical angle of the column body is adjusted through the positioning regulating part, and the column body can be further stabilized.

The invention discloses a blanking, stretching and punching die. The blanking, stretching and punching die comprises an upper die plate, a lower die plate and a stretching and punching assembly. The stretching and punching assembly comprises a stretching module, a material pressing module, a punching module and a driving component. The material pressing module comprises a blanking female die, a material pressing plate and a material pushing plate. By means of the material pressing plate, a stretching female die and the material pushing plate, when a panel is punched through a punching male die, the panel is fixed thoroughly and prevented from moving in the same direction as the punching male die when being impacted; mechanical kinetic energy of the punching male die is made to act on punching in a more-concentrative manner; and punching cracks are reduced. A containing groove is formed in the upper die plate and internally provided with an elastic energy storage part, and therefore, after the end of the punching male die makes contact with a to-be-punched part, energy storage is started; and then, the stored mechanical kinetic energy is released within a short time, the punching action time of the punching male die is shorter, and a smaller number of cracks are generated at the edge of a punched hole.

The invention discloses a duct unit and a cable duct. The duct unit comprises a channeled body and a channeled cover. The channeled cover covers the channeled body. A channel cavity forms between the channeled body and the channeled cover, extends along the length of the duct unit and is used for holding cables. The cable duct comprises a plurality of duct units. The duct units can be extended by splicing in the length-wide direction. The splicing feature of the duct unit provides an effective solution to the technical problems that cable threading for the existing integrated duct unit is complex to operate and the existing integrated duct unit is difficult to maintain. The cable duct has the advantages of the duct unit and can also be spliced to any length as required.

The invention discloses a packaging box clamping mechanism and belongs to the field of package transfer equipment. The packaging box clamping mechanism comprises a fixing plate, a box clamping cylinder, a support plate and box clamping plates, wherein the box clamping cylinder is vertically downwards arranged in the middle of the lower side of the fixing plate; the support plate is horizontally arranged at the lower ends of adjusting screw rods; the adjusting screw rods vertically downwards penetrate through the support plate; adjusting nuts are in threaded connection with the adjusting screw rods on the upper side and the lower side of the support plate separately; connecting rods are arranged on two sides of the support plate separately; middle parts of the two connecting rods are hinged to the support plate; a drive rod is arranged between each connecting rod and the box clamping cylinder, one end of each drive rod is hinged with the upper end of the corresponding connecting rod, and the other end of each drive rod is hinged with the lower end of the box clamping cylinder; the box clamping plates are arranged at the lower ends of the connecting rods, and the middle part of one side of each box clamping plate is hinged with the lower end of the corresponding connecting rod. The packaging box clamping mechanism is simple in structure and can clamp and fix a packaging box rapidly, efficiently and conveniently, and demands of production and application are met.

The invention discloses a special efficient foam cleaning disinfectant for farms, and relates to the technical field of disinfectants. The special efficient foam cleaning disinfectant for farms is prepared from the following raw materials in percentage by mass: 7.2-9.5% of sodium alpha-olefin sulfonate, 32-38% of an AOS surfactant, 15-19% of an anionic surfactant, 15-20% of a zwitterionic surfactant, 16-20% of sodium hydroxide, 1-3% of a complexing agent and 1-3% of a corrosion inhibitor. Sodium hydroxide is fully dissolved and uniformly mixed with other raw materials to obtain the disinfectant. According to the special efficient foam cleaning disinfectant special for the farms, the alkaline foam cleaning agent has efficient foaming performance, permeation detergency, disinfection and sterilization capacity and super-strong adhesion capacity, can effectively prevent sediments and inhibit scales and is small in environment corrosion effect, and waste water discharge has no adverse effect on matched ecological water.

The invention relates to the field of ship outfitting, in particular to a novel aluminum alloy skirting line plate. The novel aluminum alloy skirting line plate is mainly composed of a main face plate and a cover plate. A press strip is arranged on the lower portion of the main face plate, a position, clinging to the ground, of the main face plate is provided with an arc angle, a mounting notch is formed in the main face plate, a nailing line is designed inside the mounting notch, and the cover plate can be rapidly clamped with the main face plate through the mounting notch to have mounting screws hidden. Due to adoption of a manufacturing process of extrusion forming of a mould, deformation-resistant overall linearity is achieved; the novel aluminum alloy skirting line plate can be in better combination with a rubber and plastic carpet, so that the purpose that ship decoration is fireproof and dampproof can be achieved, and attractiveness of the whole skirting line plate is guaranteed; by the unique structure, a mounting method can be simplified, cost can be saved, and an aluminum alloy section structure enables the novel aluminum alloy skirting line plate to be easy for mass production.

The invention discloses a machining process of a corrugated plate for machining an AP1000 steam generator dryer. In the machining process, a corrugation stamping device used for stamping base plate corrugations and a tailhook stamping device used for stamping a tailhook are adopted, and a water baffle stamping device used for stamping water baffles and a supporting member stamping device used for stamping supporting members are further adopted. In the machining process of the corrugation plate, a base plate of the corrugation plate, the water baffles and the supporting members are respectively machined through dies and fixed into a whole through a welding mode, wherein tool arrays of the corrugation stamping device used for machining the corrugations on the base plate sequentially abut against a base plate template in a pressed mode before formal stamping, and therefore the positioning accuracy of the base plate is guaranteed; after the base plate is completely pressed, the corrugated plate is formed by conducting the stamping again. The machining efficiency is improved, and the machining accuracy is guaranteed.

Disclosed is a general anaesthesia waste gas purification device. The general anaesthesia waste gas purification device comprises a frame body, a fixing block located inside the frame body, first purification cavities located in the left side and the right side of the fixing block, a gas inlet device located above the frame body, fixing devices located on the left side and the right side of the gas inlet device, second purification cavities located in the frame body, and a gas outlet device located below the frame body. The upper side and the lower side of the first purification cavities and the left side and the right side of the first purification cavities are provided with first filter plates and second filter plates respectively. The gas inlet device comprises a first sealing device, a gas inlet tube, a sealing ring, a third filter plate and second titling plates. Each fixing device comprises a first positioning hook device, a buckling block and a second positioning hook device. Each first positioning hook device comprises a first supporting block, a first supporting rod, an abutting rod and a first hook located on the right side of the abutting rod. Each second positioning hook device comprises a second supporting block, a second supporting rod and a second hook. The buckling blocks are in a cuboid shape, one side face of each buckling block is fixedly connected with the outer surface of the gas inlet tube, and the upper surface and the lower surface of each buckling block are each provided with a triangular groove.

A car door structure, which includes a door inner protection panel 11 , an inner door lining 12 and a sound insulation board 20 . The inner door liner 12 is installed inside the door inner panel 11 . The sound insulation panel 20 is provided between the door inner panel 11 and the door liner 12 , wherein the sound insulation panel hangs like a door curtain from the upper side of the door inner panel to the lower side thereof. The sound insulation panel 20 is fixed to both the door inner panel 11 and the door liner 12 . The sound insulation panel 20 is arranged on the upper half or the lower half of the door inner panel 11, or when the door inner panel 11 is divided into three parts in the vertical or horizontal direction, it is arranged on the door inner panel Middle part of 11.

The invention discloses an efficient polishing device used for machining quartz crystals. The efficient polishing device comprises a shell, a polishing cavity and a polishing motor. The polishing cavity is formed in the shell. A supporting base is installed in the middle position of the bottom surface of the polishing cavity. Supporting legs are symmetrically installed on the two sides of the upper surface of the supporting base. A polishing platform is fixedly welded to the upper ends of the supporting legs. The efficient polishing device is characterized in that the polishing platform is arranged to be of a groove shape with an opening formed in the upper portion, locating bolts are installed on the two sides of the inner surface of the polishing platform, an installing base is welded tothe upper portion of the polishing motor, a buffering block is fixedly connected to the middle position of the upper surface of the installing base, a lifting rod is vertically arranged above the buffering block, the lower end of the lifting rod is fixedly connected with the buffering block, and an electrostatic adsorption net is arranged in the middle positions of the two side walls of the polishing cavity. According to the efficient polishing device, errors occurring in the manual polishing process can be avoided, smoothness and precision of polishing are ensured, meanwhile, the polishing environment can be improved, and the body health of construction staff is guaranteed.