116results about How to "Easy to crawl" patented technology

The invention relates to a pore network model (PNM)-based bionic bone scaffold constructing method. The method comprises the following steps of: acquiring a cross section image of microscopic three-dimensional micropore structural information and three-dimensional space position density information of a human bone by a micro computed tomography (Micro-CT) technology; performing threshold value processing to acquire binarized image data; extracting a spongy bone part, and measuring by using Mimics software to acquire porosity, penetration rate, aperture and the like; programming PNM bone scaffold parameters according to a PNM principle by using the acquired bone overall dimension data and internal size data; acquiring a generating program of the bone scaffold by using a programming tool C++ and OPENGRIP language programming; generating a three-dimensional model of the PNM bionic bone scaffold by using a Unigraphics (UG) secondary development platform; and finally leading the PNM bionic bone scaffold into the Mimics software to verify the parameters, such as the aperture, the penetration rate and the like of the PNM bionic bone scaffold. The bone scaffold well imitates a natural bone, and has high performance similar to that of the natural bone; and a good porous structure and the high penetration rate are favorable for differentiation and flowing of bone derived cells.

The invention provides a breeding method for intermediate breeding of Anguilla marmorata fries. The breeding method comprises the steps of intermediately breeding the Anguilla marmorata fries in a cement breeding pond in the early stage and breeding the Anguilla marmorata fries in an earthen pond in the later stage. A net box and water flow boosters are arranged in the process of intermediately breeding the Anguilla marmorata fries in the cement breeding pond in the early stage, and the Anguilla marmorata fries are bred in the net box, so that the metabolites of the Anguilla marmorata fries can be conveniently filtered and deposited, the survival environment is optimized, and the breeding survival rate is increased; the four water flow boosters are arranged at the four corners of the cement breeding pond, so that water flow circulates anticlockwise, a flowing water environment is created for the Anguilla marmorata fries, Anguilla marmorata can frequently move in the flowing water environment, the bait intake speed and the growth speed of the Anguilla marmorata are increased, and the survival environment of the Anguilla marmorata is optimized; the Anguilla marmorata fries are bred for 1-2 months in the cement breeding pond and fed with blood worms in the early stage and eel powder 7 days before leaving from the pond, after the Anguilla marmorata fries are fed with the eel powder, the Anguilla marmorata fries reaching 1 g per fry are transferred into a half mu (1 mu is 1/6 of acre) of the earthen pond for later breeding of the Anguilla marmorata fries, and the unqualified Anguilla marmorata fries are still concentrated in the cement breeding pond and continue to be fed with the blood worms; and during the process of breeding the Anguilla marmorata fries in the earthen pond, the Anguilla marmorata fries are mainly fed with the eel powder in the early stage and occasionally fed with the blood worms, all the Anguilla marmorata fries reaching 5 g per fry are fed with the eel powder, and the Anguilla marmorata fries reaching 10 g per fry are transferred into an Anguilla marmorata growing pond for breeding.

The invention relates to a tissue restoration fiber membrane, a production method and an application thereof, and a tissue restoration product. The tissue restoration fiber membrane is formed by interlacing fiber yarns with the diameter of 10 nm to 100 [mu]m, the fiber membrane has a pore structure formed by interlacing the fiber yarns, every fiber yarn is provided with an annular projection structure in a radial direction, and the bulkiness of the fiber membrane is not less than 2 cm<3>/g and less than 200 cm<3>/g. The invention also discloses the production method of the tissue restoration fiber membrane, the application of the tissue restoration fiber membrane in the production of the tissue restoration product, and the tissue restoration product produced by using the fiber membrane.

The invention discloses a customized 3D printing spinal column reconstruction apparatus which comprises a spinal column supporter. The spinal column has a sleeve shape and comprises a front wall, a rear wall, a left wall and a right wall, wherein each wall comprises a quadrilateral framework and a grid arranged inside the framework. The method for preparing the customized 3D printing spinal column reconstruction apparatus comprises the steps of S01 obtaining medical image data; S02 obtaining a spinal column iconography parameter; S03 establishing a three-dimensional model of a spinal column supporter in the type to be selected; S04 selecting the type of a spinal column supporter for operation; and S05 manufacturing a customized 3D printing spinal column reconstruction apparatus. The apparatus is used for various spinal column or intervertebral disk resection and fusion operation among the spinal columns. As a spinal column supporter, the apparatus is adapted to both the upper and the lower bone surface of the spinal column completely to build a good stability; the physiological curvature of the spinal column, the intervertebral height and the spinal column dissect structure can be reconstructed; the characteristics of vertebra biomechanics can be copied; and the patient's life quality can be improved.

The invention relates to a stereolithography-based process for manufacturing the porous structure of a bionic scaffold. The process comprises the following steps: scanning natural bones by Micro-CT to acquire the micro-structural model of the natural bones; further acquiring the negative-type model thereof through the Boolean operation; then, acquiring the negative-type model on a stereolithography basis; and finally pouring bioceramic slurry followed by high-temperature calcinations to obtain the controllable porous structure of the bionic scaffold. The porous structure of the bionic scaffold prepared by the method is the same as the real structure of bones; moreover, the method is even more favorable for the adhesion, creeping and osteogenesis substitution of cells.

The present invention relates to a website page source code automatic crawling method. The website page source code automatic crawling method comprises the following steps of: crawling a webpage in adetermined website to enable the crawled webpage be more centralized and with obvious common features, so as to the webpage can be conveniently crawled in a compiling crawler program; crawling a webpage in a specific website to enable the target information to be crawled be more centralized, so as to the needed information can be completely and quickly crawled. When crawling a website page sourcecode, the crawl can be effectively counterfeited as a webpage request issued by a browser to prevent being recognized by the website as the website data is crawled by a machine code; Setting a certainwaiting time to enable the code to report an error and stops running when the website or the network occurs an abnormal situation and does not respond to the crawler program, so as to the code can beautomatically run to crawl the webpage source code for a long time; Adding a proxy IP address database to effectively prevent access being denied by the website when the IP of crawler code is blocked, the program can also automatically change the IP to continue crawling the webpage source code.

The invention relates to an intelligent rapid formation flow control method based on a line width measurement. The existing method rebuilds the appearances of auriclea and original ears or has large colour and luster difference, so that a wearing effect is influenced. The intelligent rapid formation flow control method provided by the invention comprises the following steps of: detecting line width of an extrusion material in deposition manufacture through a sensor, sending the obtained data to a singlechip so as to compare the data with preset reference data, thus obtaining a deviation, and finally, controlling a scanning motion motor according to the preset judgement standard. The intelligent rapid formation flow control method provided by the invention can reduce collapse caused by insufficient flow and excessive pile caused by large flow, so that the precision and surface quality of a formed piece are greatly improved.

The invention discloses a chitosan-nano laponite composite gel wound dressing and a preparation method thereof. The chitosan-nano laponite composite gel wound dressing is prepared from the following raw materials in parts by weight: 1 to 16 parts of chitosan, 0.6 to 20 parts of nano laponite, 0.1 to 0.5 part of sodium pyrophosphate, 1.2 to 3.5 parts of plasticizer, 8.5 to 20 parts of moisturizing agent, and 67 to 85 parts of water. The gel wound dressing is simple in preparation process and low in production cost; and by combining the chitosan and nontoxic nano laponite, the product has good biological compatibility, antibacteria and hemostasia performance and moisturizing performance, can effectively prevent the fat liquefaction of a wound, can promote the rapid healing of the wound, and has remarkable nursing effect for the wound that is difficult to heal or the scald wound.

The invention provides a method for preventing and controlling pomacea canaliculata. The method includes setting drainage ditches with different depths in paddy fields; setting blocking nets at water inlets of the paddy fields; cultivating prevention plants in ridges around the paddy fields; setting pomacea canaliculata blocking nets and egg mass collectors among the fields when the population densities of the pomacea canaliculata are high, draining parts of water and releasing prevention and control organisms in the fields. The method for preventing and controlling the pomacea canaliculata has the advantages that good effects can be realized, high additional value can be generated, labor can be saved, and pomacea canaliculata disasters can be effectively prevented.

The invention discloses a degradable pure magnesium metal osteosynthesis plate for long bone fractures of extremities, which comprises a long bone plate body and a through hole provided on the bone plate body, and the through hole includes a threaded circular locking hole and a strip-shaped pressure hole, the pressure hole is located in the center of the body, the locking holes are symmetrically distributed on both sides of the pressure hole, and the upper surface of the bone plate body is provided with rib protrusions , the locking hole and the pressurizing hole are located on the inner side of the protrusion of the reinforcing rib, and the two sides of the bone plate body are respectively fixedly connected with side wings protruding outward, and the side wings are provided with screw fixing holes. The upper surface of the bone plate body of the present invention is provided with a ring of reinforcing ribs, which strengthens the biomechanical properties of the degradable magnesium metal and prevents it from breaking. The bone plate can be better attached to the bone surface, has a pressurizing effect, and has a better holding and fixing effect on the fracture.

The invention provides an artificial substrate membrane emulsifying paste as well as a preparation method and an application thereof. An artificial substrate membrane emulsifying paste composite biological preparation comprises the following components in percentage by weight: 1-60 percent of human-like collagen, 0.001-0.01 percent of epidermal growth factor, 0.5-5 percent of flamazine, 20-95 percent of distilled water and 1-20 percent of medical emulsifying paste matrix. The artificial substrate membrane emulsifying paste can be used for treating wound surfaces of burning, scalding, frostbite and cauma, a skin donor site wound surface, and the like and promoting various fresh wound surfaces and chronic ulcer wound surfaces (including diabetes mellitus, vascellum and radiation ulceration), and the like to be healed and being applied to treat injurious and ulcerous eye diseases and prepare cosmetics and facial beautifying products. The artificial substrate membrane compound has the function of protecting the wound surfaces and can promote epidermal cell growth and wound surface restoration. The emulsifying paste has the advantages of simple and convenient preparation technology, stable product quality and wide application range and is suitable for industrialized production.

The invention discloses a bee pollen trap. The bee pollen trap comprises a pollen trap plate body. A plurality of spacing bars are arranged in the pollen trap plate body. Pollen trapping holes are formed between the pollen trap plate body and the spacing bars, and pollen trapping holes are also formed between every two adjacent spacing bars. Unidirectional passages are formed in the pollen trap plate body and located in a zone without the spacing bars on the pollen trap plate body. According to the bee pollen trap, the unidirectional passages are adjusted to the zone without the spacing bars, and therefore bees have only one choice that the bees enter a beehive from the pollen trapping holes while the unidirectional passages are only used for exiting. Compared with the prior art, the bee pollen trap has significant substantive advantages due to the fact that nobody has studied the problem, any literary inscription does not exist in the field and the applicant obtains the technical scheme of the bee pollen trap through long-term observation, analysis and experimentation. The bee pollen trap solves the problem that part of the bees pass round the unidirectional passages and the problem that efficiency is low because the bees do not enter the beehive in a peak season for trapping pollen. In addition, the bee pollen trap improves the use ratio of the pollen and has significant advanced nature.

An improved foot abduction apparatus allowing movement in a horizontal and vertical plane. The embodiments allow a user to more easily manipulate the apparatus in one or both planes through the use of strategically placed pivot points. The device utilizes at least one rigid member attached to coupling devices which contain at least one pivot point. The specialized coupling devices may be selectively attached to shoe receiving member or plates which are well known in the art. Additionally the shoe receiving members are able to receive an improved shoe containing a sole member contained with a silicone boot.

The invention relates to a method in the technical field of medical materials and in particular relates to a preparation method of an LDI-PCLLA-PEG-PCLLA/hydroxyapatite electrospun fiber membrane as well as a product and application thereof. The preparation method comprises the following steps: taking a main component of a body cross-linked structure biological scaffold which takes polycaprolactone polylactic acid-polyethylene glycol-polylactic acid (PCLLA-PEG-PCLLA) as a soft segment and takes L-lysine diisocyanate (LDI) as a hard segment, taking nano-sized hydroxyapatite particles as an inorganic filling material, and performing electrostatic spinning, thereby obtaining the composite nano fiber membrane. The compounded fiber membrane scaffold achieves effects of promoting bone growth andinducing osteoblast differentiation of cells.

The invention relates to a method for preparing a coated medical burning adhesion-prevention type gauze bandage, as well as a product and application of the coated medical burning adhesion-preventiontype gauze bandage. A conventional gauze bandage is used as a mechanical supporting layer for a main body structure, the bandage gauze fibers are activated through surface treatment and are coated with binder, and a polycaprolactone-polylactide copolymer (PCL-PDLLA polymer) and PCL-PDLLA polymer/inorganic nanoparticle hydrophobic layer is constructed on the surface of the gauze material by an electrostatic spinning method, the cotton fibers of the raw gauze is prevented from being directly contacted with skin, liquid components of plasma gushing from a wound can be absorbed by the cotton fibers through fine and staggered holes, and hemocytes and protein components are stopped by the fiber layer and cannot adhere to the spinning layer.

The invention discloses a distributed crawler method, electronic equipment and a server. The method comprises the steps that when a browsing page is accessed, a crawling page corresponding to a crawling page address configured in the accessed browsing page is triggered; target data of the crawling page is acquired; and the target data is uploaded to the server. Through the distributed data crawling method, a large quantity of common users can capture data on another web page by normally accessing a certain common web page, and by use of the characteristic that each common user uses an independent and different IP, interception of a data crawling behavior by an anti-crawler strategy is effectively avoided, and crawling is more efficient and convenient.

The present invention relates to a nerve repair catheter. The nerve repair catheter comprises a cylindrical inner core and an outer membrane that can surround the inner core. The inner core is provided with a first through hole extending in an axial direction and a second through hole extending in a direction perpendicular to the axial direction of the inner core. The nerve repair catheter can promote regeneration and reconstruction of neural tissues, and achieves better nerve defect repairing effects.

The invention discloses a long-distance water conveyance tunnel underwater inspection robot and method. The long-distance water conveyance tunnel underwater inspection robot comprises a main body, a front distance measuring head, a rear distance measuring head, a drainage hole, a recovery bin, a driving wheel, a steering shaft, a front window, a rail, a positioning sucker, sucker supporting legs and a detection head. The front distance measuring head and the rear distance measuring head are fixed to the top of the main body, the driving wheel and the steering shaft are fixed to the two sides of the main body, the rail, the positioning sucker, the sucker supporting legs and the detection head are located on the lower portion of the main body, and the front window is located in the front ofthe main body. In the invention, structure damage target positioning and high-precision measurement can be carried out in the water conveyance tunnel, and long-distance and automatic inspection operation is realized.

The invention discloses a heating furnace with obliquely-arranged coil pipes. According to the change interval of temperatures of heat-exchanging coil pipes in flue gas flow, each heating furnace is segmented into a plurality of heat-exchanging coil pipe modules; each heat-exchanging coil pipe module comprises furnace walls at two sides, bend headers at two ends and a coil pipe and a pipe plate arranged in the furnace walls; the coil pipe comprises a furnace tube, a bend and a header; and the overall or partial furnace tubes in the heat-exchanging coil pipe modules are downward and obliquely arranged along the direction from inflowing position where a medium enters the coil pipe to outflowing position where the medium exits from the coil pipe. Compared with the prior art, the heating furnace with the obliquely-arranged coil pipe facilitates low energy consumption by flowing of a fluid in the ultra-long furnace tubes during operation of the heating furnace and thorough discharging of a flammable and combustible medium in the furnace tubes during shutdown in the heating furnace, so safety of maintenance operation is guaranteed, and corrosion by residual medium in the furnace tubes is avoided.