73results about How to "Various locations" patented technology

Percutaneous tissue removal apparatus comprises a flexible drill shaft, a cutting tip mounted on the shaft for placement adjacent a tissue mass for cutting the tissue, means for transmitting motion to the shaft to move the cutting tip against the tissue to cut tissue fragments from the tissue, and means for removing the tissue fragments along the shaft by suction to a location outside the tissue mass while cutting. The apparatus may include means for collecting one or more selected components of the harvested tissue fragments for implantation of the fragments preferably into the body of the patient from whom they were removed. Where the tissue to be cut is bone, a cutting tip is preferably made of a polymeric material which is softer than the cortical portion of the bone, although the cutting tip may be made of a ceramic or a composite material. A second flexible shaft may be provided either within or about the flexible drill shaft. The harvested tissue fragments may be implanted in the donor patient's body.

A method and apparatus for processing an image are disclosed in embodiment of that present application. One embodiment of the method includes a target image frame is selected from a target video, wherein the target image frame includes at least one target object image; the target image frame is input into a pre-trained target detection model to obtain at least one target position information, wherein, the target position information is used to characterize the position of the target object image in the target image frame; at least one target position information and a target image frame are input into a pre-trained target tracking model, and tracking object identification information corresponding to predicted position information and predicted position information are outputted, wherein predicted position information is used to characterize a position of a tracking object mapped in a target image frame, and tracking object identification information is used to identify a tracking object. The embodiment improves the accuracy of predicting the position of the tracking object and enriches the means of predicting the position of the tracking object.

A milled materials processor consists of a self contained, stationary or fully mobile thermal process plant for the thermal processing of 100% recycled asphalt pavement into new hot mix paving material. Mobile units are designed for transportation by vehicle to a job site and rapid arrangement. For example, the milled materials processing unit at the standard legal load or non-permit load size and configuration processes approximately 25 tons per hour of pre-sized recycled asphalt pavement materials, approximately 50,000 lbs gross, having up to 3% moisture content. Larger unit sizes are available in transportable configurations of 10′ wide×54′ long, and 12′ wide×62′ long. Alternatively, units are designed and erected as stationary modular systems for higher tonnage capacities from approximately 200 tons per hour to approximately 400 tons per hour and higher.

Conventional pressure filters generally adopt hydraulic cylinder-driven opening/closing compression mechanisms, and have numerous disadvantages of unreliable multi-cylinder synchronous operation, bad control sensitivity and precision, and the like. The invention proposes an opening/closing compression mechanism driven by a hydraulic cylinder comprising a servo hydraulic valve or by a hydraulic motor in order to realize digital control over position, stroke, speed, pressure and other motion variables and adapt to the work characteristics and need of pressure filters better. The servo hydraulic valve has a hydraulic control valve controlled by a stepping motor, a position sensor and a pressure sensor, and is combined with the hydraulic cylinder or the hydraulic motor as a whole. The mechanism has the advantages of perfect control function, improved sensitivity, precision, work stability and reliability and use convenience. In addition, as a hydraulic system, a motion control system and an electric automatic control system are simplified and less in components, the servo hydraulic transmission mechanism is advanced, reasonable, economical and applicable.

The invention discloses a lithium ion battery negative electrode material and a preparation method thereof, and belongs to the technical field of lithium ion batteries. The preparation method comprises the following steps: preparing Cu2O nano-cubes from copper sulfate (CuSO4), trisodium citrate, polyvinylpyrrolidone, sodium hydroxide and ascorbic acid, and coating the surface of the Cu2O with nano-TiO2 through an isopropyl titanate hydrolysis technology in order to obtain a nano-TiO2 coated Cu2O nano-cube material. The preparation method of the material has the advantages of simplicity, mild reaction conditions, no pollution to the environment, low cost and mass production. The nano-TiO2 coated Cu2O nano-cubes have remarkably improved cycle stability and charge-discharge performance as a lithium ion battery negative electrode material, and is suitable for the industrial application of the lithium ion batteries.

The invention discloses a scroll compressor, and relates to the field of compressors. The machining difficulty of the scroll compressor is reduced. The scroll compressor comprises an air exhaust cavity and a backpressure cavity; a channel for communicating the backpressure cavity with the air exhaust cavity is formed between the backpressure cavity and the air exhaust cavity, and the channel is constructed to enable the flowing direction of fluid flowing into the channel to be changed by at least one time in the channel; by the adoption of the technical scheme, the channel for communicating the backpressure cavity with the air exhaust cavity is formed between the backpressure cavity and the air exhaust cavity, the positions for machining the channel are many, space is large, and the machining difficulty of the scroll compressor can be reduced; after the fluid flows into the channel, on one hand, the fluid collides with the inner wall of the channel, energy is consumed, and therefore the fluid flowing speed is reduced, and the magnitude of the pressure of the fluid introduced into the backpressure cavity is reduced; and on the other hand, the channel of the structure can be made to be longer, and therefore the throttling effect is ensured.

The invention discloses a video group character motion trail tracking method based on feature association. The method comprises the following steps: firstly, detecting group characters appearing in avideo, and obtaining position information and feature masks of the group characters; detecting a newly added person, selecting a current tracking person, and calculating the association similarity between the current tracking person and the person in the adjacent video frame frame by frame; and finally, determining the inter-frame dynamic state of the current tracked person in combination with theassociation similarity, updating the motion clue of the current tracked person, and traversing the video sequence to complete motion trail tracking of the video group person. According to the method,the motion characteristics of the group characters are utilized, in the inter-frame character association matching process, the influences of the position relation and the motion form are comprehensively considered, the accuracy of group character motion trail tracking can be effectively improved, and the method has good implementation performance and robustness.

The invention relates to a method of directly manufacturing an antenna on a soft magnetic ferrite. The method is characterized in that the antenna is directly arranged on the soft magnetic ferrite; the soft magnetic ferrite which is provided with the antenna is pasted on an electronic component to be equipped with the antenna; the soft magnetic ferrite is used to absorb an electromagnetic wave. Compared to the prior art, by using the method of the invention, there are the following advantages that through using a characteristic of electromagnetic wave absorption of the soft magnetic ferrite, antenna performance is increased; the thickness of the antenna is reduced so that the thickness of a product is reduced too. Simultaneously, the surface of the soft magnetic ferrite is flat and soft; mass production of the antenna can be realized and the method is not limited by an installation position.

The invention discloses a die bonding device for processing a music chip of a music player and a using method thereof. The die bonding device comprises a supporting table, a transmission disc, a die bonding box, a glue smearing table and a die pressing seat, the transmission disc is arranged on one side of the upper portion of the supporting table, the cuboid die bonding box is arranged on one side of the transmission disc, the glue smearing table is arranged on one side of the die bonding box, and the die pressing seat is arranged on one side of the glue smearing table. The beneficial effectsof the invention are that: the music chips and the wafers on the plurality of mounting blocks are respectively coated with dot die bonding glue through the dispensing nozzles on the plurality of glueoutlet pumps to improve the die bonding efficiency of the music chips by the device; and when the dispensing nozzles are used for dispensing the die bonding glue, the motor I drives the chips and thewafers in the plurality of buckling frames to continuously and slowly rotate through a rotary mounting block, so that the position of the device for dispensing the die bonding glue is more comprehensive, the automation degree of the device is higher while the die bonding work of the device is more efficient, and the device is very time-saving and labor-saving to use.

Disclosed is a radiofrequency ablation unipolar catheter. The radiofrequency ablation unipolar catheter is characterized by comprising an electrode ablation head (10), a PTC thermistor body (20) and an inner conductor (30), the electrode ablation head (10) is arranged at the end of the inner conductor (30), the PTC thermistor body is arranged between the electrode ablation head (10) and the inner conductor (30), and the inner conductor (30) is connected with a cable plug component (40). The radiofrequency ablation unipolar catheter and a treatment device comprising the same can accurately control ablation temperature through PTC.

A radiofrequency ablation bipolar catheter is characterized by comprising a first outer conductor (1), a PTC thermistor layer (2), a second outer conductor (3), an insulated conduit (4), a first inner cable (5) and a second inner cable (6). The insulated conduit (4) is in the shape of a bar. The tail end of the insulated conduit (4) is in the shape of an arc. The barrel-shaped first outer conductor (1) and the barrel-shaped second outer conductor (3) are respectively arranged on the outer surface of the insulated conduit (4). The PTC thermistor layer (2) is arranged on the inner wall of the first outer conductor (1). The radiofrequency ablation bipolar catheter and a treatment device with the radiofrequency ablation bipolar catheter can accurately control ablation temperature through a PTC.

The invention relates to an oligonucleotide probe developed by using a specific sequence of elytrigia elongata, which is mainly characterized in that highly repeated sequences in elytrigia elongata are obtained by means of genome sequencing and are designed into an oligonucleotide probe Oligo-pTh1, and the oligonucleotide probe Oligo-pTh1 can be used in combination with other probes in an experiment, can enrich a chromosome FISH karyotype map, and is used for identifying structural variation of chromosomes in distant hybrid germplasm. A wheat distant hybridization material is often used as an intermediate germplasm to be applied to wheat breeding, an Oligo-pTh1 probe can assist in identifying the structural variation of chromosomes in a wheat background, the identification accuracy of exogenous chromosomes can be remarkably improved, and high-quality new wheat germplasm can be conveniently cultivated.

The invention provides a cell position detection method and device, and electronic equipment. The method comprises the steps: obtaining a first position of a prediction cell in a table image, wherein the first position is used for representing the position of a region occupied by the prediction cell in the table image; according to the first position, obtaining an adjacent matrix of the table image, wherein each prediction cell in the table image is a node, and the adjacent matrix is used for representing the position relation between the prediction cells; according to the first position of any prediction cell and the adjacent matrix, obtaining a fusion node feature of any prediction cell; and according to the fusion node features of any prediction cell, obtaining a second position of any prediction cell, wherein the second position is used for representing the row and/or column to which the prediction cell belongs. Therefore, the second position of the predicted cell can be obtained according to the fused node features, and the first position and the second position of the cell can be obtained at the same time.

The invention discloses greenhouse planting warm air equipment for seedling raising and heating and an operation method thereof. The equipment comprises a supporting platform, sleeving discs, extending platforms and supporting rods, wherein the supporting platform is obliquely arranged, and the sleeving discs sleeve the supporting platform. The equipment has the advantages that the equipment movably blows warm air into a greenhouse, so that the coverage of an area into which the warm air is blown in the greenhouse is more uniform and comprehensive, the heating quality of the equipment for the greenhouse is improved, the working automation degree of the equipment is higher at the same time, and time and labor are saved when the equipment is used. The sleeving discs are connected into screw holes in the two ends of each mounting ring through the bottoms of two screw bolts respectively, the sleeving discs and the supporting platform are connected during mounting, and it is ensured that people can mount any sleeving disc of different sizes to heat greenhouses according to the actual heating demands of the greenhouses different in area, so that the use flexibility is guaranteed.

The invention belongs to the technical field of chemical synthesis, and particularly relates to a catalytic system and a synthesis method of a multi-block copolymer. The catalytic system provided by the invention comprises a main catalyst with a structure as shown in a formula (I) and a cocatalyst with a structure as shown in a formula (II). The synthesis method provided by the invention comprises the following steps: a) under anhydrous and anaerobic conditions, mixing the catalytic system, acid anhydride, epsilon-caprolactone, carbon dioxide and alicyclic epoxide, and carrying out polymerization reaction; and b) releasing carbon dioxide in the reaction system in the step a), and then continuously carrying out polymerization reaction in an inert gas atmosphere to obtain the multi-block copolymer. The catalytic system provided by the invention has better activity and very high selectivity; according to the synthesis method provided by the invention, alternate copolymerization of epoxide and anhydride, alternate copolymerization of epoxide and carbon dioxide and ring-opening copolymerization of caprolactone can be sequentially realized through a one-pot method, so that the ABC type multi-block copolymer is obtained.

The invention relates to a new multi-function RJ45 kind connector structure, comprising a module (A), a module (B) and a module (C). The module (A) comprises a golden needle I(3.2) and an electrical signal lamp submodular, which contains a signal lamp board (3.4); the module B comprises a plug I(4.5) and a plug II(4.6); the module(C) comprises a pin I(5.2) and a pin II(5.3). The gold needle I(3.2) and the plug II(4.6) adopt a pin board electrical connection; the signal lamp board (3.4) and the pin II(5.3) adopt a pin board electrical connection; and the plug I(4.5) and the pin I(5.2) adopt a pin board electrical connection. The said module B also includes an anti-thunder submodular (4.9). What the invention provides could be the two-in-one function of a RJ45 socket and a transformer, may also be three-in-one function of a RJ45 socket, a signal lamp and a transformer, and may also be four-in-one function of a RJ45 socket, a signal lamp, a transformer and an anti-thunder; the invention adopts a design for optimizing the internal elements division, reduces the element quantity, and reduces the circuit board quantity; and the invention leads into a pin board structure, accordingly significantly reducing solder joints, and simplifying the installation process.

The invention discloses a color value based host image information hiding method. The color value based host image information hiding method comprises the following steps: 1, setting a host image anddetermining a hiding area; 2, performing host image halftone processing; 3, hiding anti-counterfeiting information; and 4, identifying the anti-counterfeiting information. The position of the phase modulation of the invention is more flexible, the identification method is more scientific, and the concealment of the anti-counterfeiting information is higher.