121results about How to "Good fit" patented technology

An absorbent article (1) having a liquid-retentive absorbing layer (2), a liquid-impermeable leakproof layer (3), and standing gathers (4) on each side. The gathers have an elastically extensible portion (40) coming into planar contact with the wearer's skin while worn. The elastically extensible portion (40) is made of a sheet (44) and at least one elastic member (45), the elastic member (45) being fixed to the sheet (44) discretely in the longitudinal direction in its stretched state, and the parts of the sheet where the elastic member (45) is not fixed are raised by contraction of the elastic member (45) to form a plurality of hollow ridges (43) on the side of the elastically extensible portion (40) to be brought into contact with the wearer's skin.

An elbow prosthesis is provided. The elbow prosthesis includes an ulnar component. The ulnar component includes a first portion implantable in a cavity formed in the ulna and a second portion. The first portion of the ulnar component defines a longitudinal axis. The second portion of the ulnar component is rotatably connected to the first portion of the ulnar component about an axis normal to the longitudinal axis. The elbow prosthesis also includes a humeral component including a first portion implantable in a cavity formed in the humerus and a second portion. The second portion of the humeral component is operably connected to the second portion of the ulnar component.

The invention relates to a characterization method for pore space of shale matrix reservoirs. Based on different types of pores in shale gas reservoir cores, based on the superposition coupling method, a construction theory for digital cores generated by a hybrid method while considering organic pores and inorganic pores is established. with method. The digital core that considers organic pores and inorganic pores is constructed by superposition algorithm, which not only retains the geometric topology information of inorganic pores, but also retains the spatial position information of organic micropores, and can describe the special pore distribution characteristics of shale rocks at the same time. The established digital core was analyzed for geometric topology, and the pore radius distribution and coordination number fit well with the experimental results, which verified the correctness of the construction method and numerical analysis method. This method establishes a basic platform for subsequent shale medium pore structure analysis and microscopic flow simulation.

The invention discloses a balloon catheter and a manufacturing method thereof and aims to improve pushing capability and permeability of the balloon catheter, lower damage to blood vessels, and increase utilization rate of the balloon catheter. A balloon passes through a far-end outer catheter body and a near-end catheter body to a needle seat to form a pressure cavity. A far end of the balloon is connected with a catheter tip. The far-end outer catheter body is made of nylon or nylon elastomer. The near-end catheter body is made of stainless steel or nickel-titanium memory alloy. An inner catheter is arranged in the pressure cavity. A far end of the inner catheter is connected with the catheter tip. A near end of the inner catheter is a fast switching port for a guide wire. The manufacturing method includes obtaining parts and assembling. Compared with the prior art, by the catheter tip, the far end of the balloon catheter is good in tenacity and in good fit with the guide wire. During treating complex lesion such as curve blood vessels with lesion and chronic fully closed blood vessels with lesion, permeating capability of the balloon catheter through the blood vessels with lesion is high, the blood vessels with lesion can be expanded fully, blood vessel damage which can be caused easily can be reduced, and operation cost is lowered.

An embodiment of the invention provides a take-out delivery time prediction method and a take-out delivery time prediction device. The take-out delivery time prediction method comprises the steps of:acquiring order information of a take-out order, and determining historical influencing factors and current influencing factors corresponding to the take-out order according to the order information,wherein the historical influencing factors are determined based on historical take-out delivery data; and determining delivery duration of the take-out order according to the historical influencing factors and the current influencing factors of the take-out order and a nonlinear prediction model. Since the historical influencing factors and the current influencing factors influencing the take-outdelivery duration are fully considered when predicting the delivery duration of the take-out order, the take-out delivery duration can be predicted more comprehensively. Since a gradient boosting treemodel and a random forest model are combined to construct the nonlinear prediction model used for predicting delivery duration, the influence of nonlinear influencing factors on the take-out deliveryduration are fully considered, thus the nonlinear prediction model has better fitting effect, better robustness and better delivery duration prediction effect when compared with the traditional linear regression model.

The invention provides a shoreline extraction method of a remote sensing image based on an object-oriented method and a membership rule thereof. The method obtains an optimal segmentation scale by evaluating multi-scale segmentation and segments an image based on homogeneity principle. Then, the feature samples are constructed to obtain the features of the underlying surface. Secondly, attributesare assigned to the image object unit based on membership rules. Finally, the land information is divided into water and non-water binary information images, and the coastline information is obtainedby line reduction algorithm after grating loss conversion. The method of the invention realizes the high-precision extraction of the coastline, has good fitting degree in most areas, and can be betterapplied to the extraction of the coastline in a large range.

The invention discloses a prone-operative-position mattress. The prone-operative-position mattress comprises a prone-position mattress body, a head cushion, a trunk cushion and lower-limb cushions. The head cushion is arranged on the prone-position mattress body, the prone-position mattress body and the lower-limb cushions are connected with the trunk cushion, lower-limb grooves are formed at joints of the trunk cushion and the lower-limb cushions respectively, and the whole prone-operative-position mattress is of a vertical centrosymmetric structure. By the prone-operative-position mattress, patients can keep their operative positions unchanged for a long time during operations, and standard arrangement of the operative positions of the patients during prone-position operations is realized; the standard arrangement is reasonably designed on the condition that features of the prone-position operations, genders, heights and weights of the patients and different pressure bearing capabilities of limbs are fully taken into consideration, so that the limbs of the patients are reasonably supported to disperse the pressure borne by the trunks and the limbs of the patients so as to protect the patients; workload and working difficulty of medical workers are lowered; operation time of the patients is indirectly shortened, complications during and after the operations are reduced, hospital stays are shortened, and hospitalization costs are reduced.

The present invention relates to a method for fabricating a planar independent-double-gate FET or a planar gate-all-around FET on a bulk semiconductor substrate. The method comprises refilling a surface recess in an active semiconductor region with a buried sacrificial layer, and, after preparing a pre-processing a gate stack by respective deposition and patterning, the formation of a recess in the isolation regions so as to cause the recess to extend, in a depth direction that points towards the inner substrate, to a depth level that allows removing the buried sacrificial layer and so as to cause the recess to undercut portions of gate stack in the channel direction.

The invention discloses a magnetometer correction method based on ellipsoid fitting. The method comprises the following steps: 1, establishing a magnetometer error model according to the influence ona magnetometer by error; 2, converting the magnetometer error model into a magnetometer ellipsoid error model according to collected magnetometer measured data; 3, calculating parameters in the magnetometer ellipsoid error model, and working out ellipsoid fitting residual; 4, determining a satisfaction interval, and calculating satisfaction value and a satisfaction interval probability, removing denoising points when the satisfaction interval probability is smaller than the satisfaction value, returning the step 3, recalculating the parameters in the magnetometer ellipsoid error model throughremaining data, working out the ellipsoid fitting residual, re-executing the step 4 till the satisfaction interval probability is greater than the satisfaction value, and further working out the ellipsoid fitting error, so as to accomplish magnetometer correction. The method can effectively improve magnetometer correction and compensation precision, and is high in reliability, low in cost, high inprecision and simple in calculation process.

The invention relates to the field of mining equipment, in particular to a punching and drilling integrated type miner. The punching and drilling integrated type miner comprises a shock rod assembly,a drilling pipe assembly, a driving assembly, a transmission rod assembly, a sliding groove frame assembly, a sliding groove seat assembly, a sliding clamping stop frame assembly and a base plate assembly; the driving assembly is fixedly connected to the right side of the top end of the sliding groove frame assembly; the sliding groove frame assembly is fixedly connected to the top end of the baseplate assembly; the driving assembly is connected with the drilling pipe assembly, and the right end of the drilling pipe assembly is fixedly connected to the top end of the base plate assembly; theleft end of the drilling pipe assembly is in rotatable fit connection with the inner side of the shock rod assembly; and the driving assembly is connected with the transmission rod assembly, the transmission rod assembly is connected with the sliding groove frame assembly, and the sliding groove frame assembly is connected with the sliding clamping stop frame assembly. According to the punching and drilling integrated type miner, the shock rod assembly and the drilling pipe assembly are arranged in the punching and drilling integrated type miner, the drilling pipe assembly is arranged on the inner side of the shock rod assembly, so that a coal mine is subjected to efficient crushing under the action of continuous drilling and continuous impact, the cooperative effect is good, and the operation efficiency is high.

The invention discloses a method for utilizing thin-layer interference amplitude recovery to identify an oil and gas reservoir. The method comprises a step of: 1) establishing wave impedance models of a reservoir under different conditions, carrying out forward modeling, and finding out the relation between an event time thickness and an amplitude value; 2) tracking a seismic reflection event which can best reflect the target reservoir, and extracting a horizon amplitude plane graph, superposing the horizon amplitude plane graph with a construction drawing, and identifying a target trap; 3) tracking two up-down adjacent seismic reflection events in the target trap; 4) according to three obtained seismic interpretation horizons, calculating the event time thickness; 5) according to the relation between the event time thickness and the amplitude value, obtaining a seismic amplitude plane graph; and 6) subtracting the seismic amplitude plane graph obtained in the step 5) from the seismic amplitude plane graph obtained in the step 2), obtaining an amplitude attribute map after amplitude recovery, and judging whether the target trap contains the oil and gas reservoir on the map. By adopting the method, the interference of the reservoir thickness to the oil and gas reservoir identification is effectively reduced, and the oil and gas reservoir can be identified more effectively.

A system and method for displaying seat inventory at a venue and facilitating planning of ticket prices for events at the venue is presented. Methods to predict total revenue for an event are described. Also presented are systems and methods for determining at what price and when to release so-called ‘flex’ price tickets during an on-sale using the sales velocity and sales/inquiry ratios. Determining demand of seats from secondary markets is also described with methods to use the demand for either re-pricing the seats in the primary market or presenting ‘best value’ seats to a prospective purchaser. Outputted tickets can be used to initiate entry processes to a gate structure of a venue by unlocking the gate structure or denying access through the gate structure of an invalid outputted ticket.

The invention discloses a madecassoside liposomal gel for local external application and a preparation method thereof. The liposomal gel is mainly prepared from a madecassoside liposomal, a gel and ultrapure water, wherein the liposomal is provided with a bilayer structure; madecassoside is encapsulated into the liposomal; the mass of the madecassoside liposomal accounts for 1 to 60 percent of thetotal mass of the liposomal gel, and the mass of the gel accounts for 1 to 30 percent of the total mass of the liposomal gel. The liposomal gel has the characteristic of a semi-solid gel state, the drug has a better fitting effect on a wound, the administration time is ensured, a better drug delayed release effect is achieved, a better antisepsis and anti-inflammation effect is achieved, and themadecassoside liposomal gel is beneficial for healing the wound and has no stimulation on skins so as to be high efficient and safe; the liposomal can be promoted to effectively permeate through the skins, so that more madecassoside components can stay in a corium layer, and a drug effect is more remarkable. The madecassoside liposomal gel can be used as an excellent slow release preparation for repairing scars and promoting wound healing.

A method of characterising an LED, as well as an integrated circuit using this method, based on a so-called characteristic resistance, in which the LED is operated at a first, relatively low, operating current and then at a second, relatively high, operating current. From the ratio between the difference between the forward voltages at these two operating currents, and the difference between the operating current, the characteristic resistance is determined. The characteristic resistance is measured at two or more moments during the operational lifetime of the device, and a prediction or estimate is made in relation to the total operational lifetime of the devices, from the evolution or change of the characteristic resistance.

The present invention relates to the field of stem cells. More specifically, the invention provides methods and compositions useful for forming three-dimensional human retinal tissue in vitro. In a specific embodiment, an in vitro method for differentiating hiPSCs into three-dimensional retinal tissue comprising functional photoreceptors comprises the steps of (a) culturing the hiPSCs to form aggregates; (b) transitioning the aggregates into a neural induction medium; (c) seeding the aggregates on to extracellular matrix coated cell culture substrates; (d) replacing NIM with a chemically-defined differentiation medium; (e) detaching NR domains; (f) culturing in suspension; and (g) adding animal serum or plasma component and retinoic acid.

The invention discloses an eight-unit L-shaped subarray application method and an application device based on modularization. The method comprises the steps: eight eight-unit L-shaped subarrays are selected, and the eight eight-unit L-shaped subarrays can realize 8*8 square modules with different internal splicing structures and same outlines; a plurality of 8*8 square modules are formed; 20 kinds of 8*8 square modules made of the random-distributed L-shaped subarrays are selected from a plurality of 8*8 square modules and serve as a module selectable set; in the module selectable set, a plurality of 8*8 square modules are randomly selected, and the selected modules are spliced into a target antenna array; according to an array antenna far-field pattern superposition principle, a target antenna array pattern assessment array organizing method is calculated, if the performance of the target antenna array pattern is suitable for index requirements, the splicing process is finished, otherwise, another splicing method is reselected until the respliced target antenna array satisfies the index requirements. The invention also discloses the device corresponding to the method.

The invention relates to a structural abnormality detection method based on consistent data replacement under incomplete data, which comprises the following steps: firstly, carrying out collection on a structural response by utilizing a plurality of sensors, wherein certain sensors become invalid, thereby, obtaining response signals containing the incomplete data; then, carrying out denoising processing on all the collected signals; subsequently, carrying out complete processing on the incomplete data in the signals by utilizing a consistent data replacement method; and finally, decomposing the completely processed data by utilizing a small wave to realize structural abnormality detection. The method is capable of well processing multiple-degree of freedom, non-free vibration, nonlinear, unsteady and incomplete response signals, can be used for signal processing in the field of civil engineering, aerospace, automatic control, mechanical engineering, bridge engineering, hydraulic engineering and the like, and has the characteristics of improving the anti-jamming capability of the data and improving the structural abnormality detection accuracy under the incomplete data.

The invention belongs to the technical field of medical products, and particularly relates to a medical thermo-sensitive hydrogel dressing and a preparation method thereof. The medical thermo-sensitive hydrogel dressing comprises the following raw materials by weight: 2 to 3 percent of chitosan, 6 to 9 percent of hydroxypropyl methyl cellulose, 50 to 60 percent of glycerin, 1 to 2 percent of acetic acid, 0.5 to 1 percent of sodium carbonate, and the balance of water. The medical thermo-sensitive hydrogel dressing is liquid in storage state at room temperature, can cover a whole wound surface in a spraying manner and then jellify, and is high in plasticity and fitting property, similar to skin in modulus of elasticity, low in secondary harm possibility, suitable for trauma wounds of any shape and various types, and excellent in bacterium resisting and repairing effects on the wounds.

The invention relates to a health-care elastic flat comb which comprises a basal plate and a plurality of comb pins, wherein the comb pins are arranged in a row along the length direction of the basal plate. The health-care elastic flat comb is characterized in that the comb pins are mutually independent, and the root of each comb pin is connected with a link stopper; a connecting base is arranged on the basal plate, a plurality of perforating holes correspond to the comb pins, and are formed in the connecting base, each comb pin respectively penetrating through the corresponding perforating hole exposes to the outer surface of the connecting base, the comb pins and the perforating holes are in loose fit, and the link stopper on each comb pin is blocked and arranged on the inner surface of the connecting base; an elastic element is arranged between the basal plate and the connecting base, and the link stopper on each comb pin is against the elastic element. Each comb pin of the health-care elastic flat comb has independent elasticity, and therefore, when the flat comb is used for combing hair, each comb pin can extend and retract to different degrees under the interaction of outer force and head curves, the health-care elastic flat comb is suitable for the head curves of human bodies, combing the hair is more comfortable, the bonding effect of each comb pin and curved surfaces of heads is good, the hair combing has a certain massage function for the heads, and a relatively good health-care effect is obtained.

A purse organizer that allows a purse or a handbag to be organized though the use of multiple modular containers that are each able to be separated and placed back together via a series of releasable fasteners in order to allow configuring the purse organizer to adapt to the size and shape of individual purses.

The invention relates to a lithium ion battery model parameter identification method based on continuous impulse response. The method comprises the following steps: S1, obtaining an SOC-OCV curve of alithium ion battery; applying continuous current pulses to the lithium ion battery cell to obtain ohmic impedance R0; s2, based on the second-order RC equivalent circuit model of the battery, establishing an equation set about parameters of the second-order RC equivalent circuit model of the battery, and solving an analytical solution as an initial value of the to-be-identified parameters; s3, separating out polarization voltage outside ohmic polarization of the battery; and S4, identifying a polarization resistor Rp1, a polarization resistor Rp2, a polarization capacitor Cp1 and a polarization capacitor Cp2 of the second-order RC equivalent circuit model of the lithium ion battery by using a least square method. According to the method, the second-order RC equivalent circuit model is used, the model is simple, the data size required for parameter identification is small, high identification precision can be guaranteed, the use requirement is met, and the response effect of fitting continuous current pulse excitation is good.

The invention relates to a method for rapidly determining a passive intermodulation level of a cavity filter. The method comprises the following steps: firstly equally dividing a cavity filter contact part, carrying out frequency domain electromagnetic field simulation twice at two carrier frequencies, and respectively obtaining surface currents of the contact part; then determining voltage drop of each part of the contact part by combining contact resistance, and determining nonlinear current of each part according to nonlinear current-voltage characteristics of the contact part; and finally taking the nonlinear current as excitation, carrying out electromagnetic simulation at a passive intermodulation frequency, and finally determining the passive intermodulation power level of a port of the cavity filter, so that quick determination of the passive intermodulation level of the cavity filter is realized. The method provided by the invention can be used for solving the problem of the passive intermodulation simulation of the cavity filter, and passive intermodulation performance of the cavity filter can be effectively simulated and optimized.

The invention discloses a film laying anti-seepage salt pan and a building method thereof. The salt pan is defined by a salt pan bottom face and side slopes in a surrounding manner; a NaCl pond plate is arranged on the salt pan bottom face; a halogen guiding trench is excavated in the salt pan bottom face; exhaust pipes are laid on each single parcel of salt pan bottom face and the salt pan side slopes; a salt pan bottom face film is laid tightly attached to the salt pan bottom face and the halogen guiding trench; salt pan side slope films are laid on the salt pan side slopes, the films are welded to one another; a segment of fold exists at the positions, close to the salt pan bottom face, of the salt pan side slope films; and anchoring trenches are formed below the top edge positions of the salt pan side slopes. The building method includes pond plate sun-curing, halogen discharging, leveling, rolling and pressing, exhaust pipeline laying, film laying and welding, side slope film anchoring, halogen guiding, exhausting and other steps. The film laying anti-seepage salt pan is good in anti-seepage performance, the brine seepage and leakage amount can be reduced by 60-90%, the using period is long, the exhausting performance is good, and the comprehensive cost is low; and the method is easy to construct, wide in applicability, short in work period and low in cost.

A garment, in particular a swim nappy, with an improved fit and formed from one or more substantially impermeable panels (6, 7, 8, 9) intended, in use, to cover a wearer's body between the waist and thighs. A top edge of the rear of the garment extends beyond the top edge of the front of garment in use so that the garment extends further up the wearer's back than the wearer's front. The top edge of the back of the garment may be convex, and the top edge of the front of the garment may be concave. The top edge of the garment may be formed by a waist band.

The invention discloses a network flow classification method and device based on serialized protocol flow characteristics. The method comprises steps of dividing the acquired network packet into a plurality of network flows based on the packet header attribute characteristics of the network packet; calculating the similarity between the network packets of each network flow and clustering and labeling the network flows; performing serialization operation on the network flow with the label to obtain a serialized data set; inputting the serialized data set into a recurrent neural network, and extracting an association relationship between network packets; inputting the output sequence value of the recurrent neural network into a one-dimensional convolutional neural network to obtain a serialized feature vector set; and inputting the serialized feature vector set into an adaptive convolutional neural network to obtain predicted network traffic classification. According to the method, modeling is carried out by utilizing the data relationship between the time dimension and the space dimension of the network packet, so that the classification efficiency and the classification effect of the network traffic are improved.

The invention relates to the field of sanitary accessories, provides a preparation method of underpant-shaped feminine napkin, and solves the problems that in the prior art, the feminine napkin prepared by the preparation method is poor in jointing effects, side leakage is easy to cause for legs, and the feminine napkin cannot meet using requirements in day and night. The preparation method comprises the steps of preparing an outer clothing layer, preparing an absorbing layer, and defining an absorbing body which has longitudinal direction along the length direction and lateral direction alongthe width direction, wherein the preparation of the absorbing body comprises preparation of a main absorbing body, preparation of an auxiliary absorbing body and combining of preparation of the mainabsorbing body and preparation of the auxiliary absorbing body.

The invention discloses a dual-component soluble hydrogel dressing and its preparation method. The soluble hydrogel dressing is prepared by curing dual-component water solution under an ambient temperature condition and dissolved under the effect of specific dissolving agent. The soluble hydrogel dressing has the advantages of being strong in plasticity, good in binding property and able to effectively seal wound; the soluble hydrogel dressing can be dissolved in suitable solvent, and is very convenient to replace without mechanical peeling; besides, for the soluble hydrogel dressing cannot peel the healing wound to cause the secondary injury, the pain of a patient is lightened.

The invention provides a method for predicting the transverse connection morphology of weld beads in wire and arc additive manufacturing, and belongs to the technical field of robotic automated manufacturing. The method comprises the steps that first a single weld bead is welded on a substrate as a first weld bead, and the height and width of the first weld bead are measured; a parabola is used for fitting the cross-sectional morphology of the first weld bead to construct a parabolic model of the single weld bead cross section; then a second weld bead is welded, and the cross-sectional morphology of the second weld bead is predicted according to a tangential multi-bead model; then, the second weld bead is used as a new first weld bead, and the cross-sectional morphology of a new next weldbead is predicted; and a morphology prediction result of the transverse connection of the weld beads is obtained after all the weld beads are connected transversely. The prediction result has high degree of coincidence with the actual situation, the precision is high, and better transverse connection results of the weld beads can be obtained.

The invention discloses a homologous recombination deficiency reference material and a preparation method and kit thereof. The reference material is formed by mixing genomic DNA extracted from 10 pairs of paired cell lines according to a certain proportion, and a gradient reference product is sequenced through whole genome sequencing; a homologous recombination deficiency value of a corresponding gradient reference material is calculated through a specific biological information algorithm; while a detection limit reference product dilutes a tumor cell sample by using a normal cell sample in a paired sample, and the dilution rate is verified by using a droplet digital PCR method to guarantee that mixing meets expectation, and thus the complexity of a clinical sample and the specificity and sensitivity of an inspection and detection system are simulated to the greatest extent; and the reference material can be used for performance evaluation of a homologous recombination deficiency detection product, can also be used for algorithm optimization or detection process optimization of homologous recombination deficiency, and is suitable for sequencing strategies of high-throughput nucleotide polymorphism gene chips, targeting genomes or whole genomes.

A compression bag having an upper portion for applying a pressure at least to the abdominal area of a patient, and a lower portion for applying a pressure to at least a part of the patient's legs, the bag comprising a back part, a second, front part and a closure means configured for detachably attaching the parts to each other; a separating insert configured for being detachably attached to at least one of the back and front parts of the bag, at least at the lower portion of the bag, to separate between left and right regions of the first and second parts, thereby forming pants in said bag defined by said regions and said insert; and a plurality of inflatable cells in the first and second parts of the bag and in the separating insert, that are sealingly separated from adjacent inflatable cells and configured to be individually inflated and deflated.