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396results about How to "Quick fit" patented technology

3D-printed cervical vertebra pedicle screw guide and implantation plate and preparation method thereof

The invention relates to a 3D-printed cervical vertebra pedicle screw (cervical spine 2-7) guide and implantation plate and a preparation method thereof. The implantation plate is printed through the 3D printing technology and comprises one or more guide plates, one or more cervical vertebra pedicle screw guide screw ways and one or more spinous process holes where spinous processes are inserted, wherein the cervical vertebra pedicle screw guide screw ways and the spinous process holes are formed in the guide plates, a plane is arranged on the upper portion of each guide plate, a curve surface is arranged on the bottom of each guide plate and consistent with the vertebral plate reversely, and the plane on the upper portion of each guide plate extends to a screw inlet way and extends for 2-5 mm on the outlet of the plane on the upper portion. When many guide plates are provided, connectors are arranged between the guide plates. Several fixing pins are arranged on the guide plates in order to guarantee stability of the guide and implantation plate, and fixing clamps are arranged near the spinous process holes. The 3D-printed cervical vertebra pedicle screw guide and implantation plate is simple and reasonable in structure, convenient to use and capable of effectively providing individual screw inlet guide hole ways for cervical vertebra pedicle screws, guaranteeing screw inlet accuracy, reducing operation difficulty and operation risks.
Owner:BEIJING FRIENDSHIP HOSPITAL CAPITAL MEDICAL UNIV

Anastomat applicable to magnetic surgical department

The invention relates to an anastomat applicable to a magnetic surgical department. The anastomat consists of a gun head and a gun body. The gun head comprises a first magnetic ring, a first magnetic shielding case, an outer connecting shell, an annular cutting edge, a second magnetic ring, a second magnetic shielding case and an inner connecting pipe; the gun body comprises a gun body shell, a cutting propelling device and a thread adjusting device. The first magnetic ring covers the first magnetic shielding case; the outer connecting shell sleeves the first magnetic shielding case and can slide relative to the first magnetic shielding case; the annular cutting edge is arranged on the inner side wall of the first magnetic ring and can slide relative to the first magnetic ring; the second magnetic shielding case covers the second magnetic ring, one end of the inner connecting pipe is provided with a clamping jaw, the other end of the inner connecting pipe is provided with a circular pipe, the inner connecting pipe is installed in a groove in the inner wall of the second magnetic ring through the clamping jaw, the circular pipe can be nested in the annular cutting edge, after the gun body shell is connected with the outer connecting shell, the surplus tissue can be cut by utilizing the cutting propelling device to push the annular cutting edge, the inner connecting pipe is pressed to be separated, the distance between the first magnetic ring and the second magnetic ring is adjusted by utilizing the thread adjusting device, and rapidness, safety and reliability in surgical anastomosis with no foreign matter and stitch remaining in an anastomotic stoma can be realized.
Owner:西安赛德欧医疗研究院有限公司

Flexible packaging substrate contour, line width and line distance defect detection method, medium and equipment

The invention discloses a flexible packaging substrate contour, line width and line distance defect detection method, a medium and equipment, and the method comprises the steps: firstly, selecting a flexible packaging substrate image needing to be detected as an initial guide image, and carrying out texture removal and edge smoothing processing on the initial guide image through variable-scale iteration guide filtering; and processing the filtered image by adopting an adaptive threshold segmentation algorithm improved by an Otsu method to obtain a contour image. According to the method provided by the invention, the problem of inaccurate boundary extraction caused by fuzzy circuit edge of the high-texture flexible packaging substrate is solved by combining the improved guide filtering with the improved edge detection operator, so that the detail information of the image edge can be reserved, the copper surface texture can be eliminated, and the outline of the copper wire area of the substrate can be quickly and accurately extracted. By fitting the straight line and the curve and detecting the line width and the line distance between the contour curves, the detection of the notch defect of the contour curve part can be further solved, and the method has the advantage of simple and rapid fitting of the straight line and the curve part.
Owner:SOUTH CHINA UNIV OF TECH

A method and a system for establishing an auxiliary driving database

The invention discloses a method and a system for establishing an auxiliary driving database. The method comprises the steps of obtaining a track point sequence of a to-be-calculated path; When the path to be calculated belongs to the target area, calculating a track point sequence to obtain a query parameter; Querying in a database according to the query parameter to obtain a record of the matching path; Reading corresponding parameters of the matching path for three-dimensional third-order Bezier curve fitting; Taking corresponding parameters obtained by performing three-dimensional third-order Bezier curve fitting on the track point sequence, the query parameters and the matching path as records of the path to be calculated, and writing the records into a database, Wherein each track point in the track point sequence points to the corresponding three-dimensional position coordinate, and the query parameter comprises the length of the path to be calculated. According to the method, the curvature, the course and the gradient of the path to be calculated can be quickly and conveniently obtained, repeated fitting is avoided, and time is saved. And the new records are complated through querying and matching with the existing records in the database, so that the updating efficiency and the application range of the database are improved.
Owner:TENCENT TECH (SHENZHEN) CO LTD

Photovoltaic day-ahead prediction method and system based on convolution transformer architecture, and equipment

The invention discloses a photovoltaic day-ahead prediction method and system based on a convolution transformer architecture, and equipment.The method comprises the steps: obtaining meteorological historical data and photovoltaic system operation historical data, and taking the data as a data set; dividing the data set into a training set and a test set, extracting a plurality of different training sets from the original time sequence, and sequentially or randomly dividing the training set in the first year into a plurality of parts; performing irradiance filtering on the training set of the first year, wherein the data set after irradiance filtering is used for training machine learning models under different irradiances; calculating self-attention layers in the encoder and the decoder, and performing convolution operation by adopting a convolution kernel greater than 1 when calculating the previous output of the decoder and the output of the encoder; stacking the encoder and the decoder to obtain a photovoltaic power prediction model; and obtaining current meteorological data and photovoltaic system operation data, inputting the data into the photovoltaic power prediction model, and obtaining an output result of the photovoltaic power prediction model as a prediction result of photovoltaic day-ahead power.
Owner:HUANENG DALI WIND POWER GENERATION CO LTD +1

Uniform spraying device for curved-surface plate

The invention belongs to the technical field of spraying equipment, and particularly relates to a uniform spraying device for a curved-surface plate. The uniform spraying device comprises a support part, a suspension part, a spraying mechanism and a rubber guide rail. According to the uniform spraying device for the curved-surface plate, a piston rod of a support cylinder drives the curved-surface plate to move upwards, so that a curved surface matched with the curved-surface plate is formed on the bottom surface of the rubber guide rail, after the matched curved surface is formed, a piston rod of a tensioning cylinder tensions a tension rope, a metal sheet is enabled to be attached to a rubber sheet, the rubber sheet is tightly attached to a hanger rod, the friction force between the rubber sheet and the hanger rod is increased, the hanger rod is locked, the lower end of the hanger rod is connected with the rubber guide rail, the bottom surface of the rubber guide rail is matched with the surface of the curved-surface plate accordingly, after the hanger rod is locked, the piston rod of the support cylinder drives the curved-surface plate to move downwards, the distance between the curved-surface plate and the spraying mechanism is the spraying distance, the vertical distances between the spraying mechanism and all the positions of the curved-surface plate are equal in the spraying process, then uniform spraying of the curved-surface plate is achieved, and the spraying quality is improved.
Owner:SHAOYANG VICTOR HYDRAULICS

Novel biological artificial cornea capable of realizing cellularization through in-vivo induction as well as realizing quick transparency

InactiveCN105688282ACurvature maintenanceQuick fitEye implantsTissue regenerationDepyrogenationBiocompatibility
The invention relates to a novel biological artificial cornea capable of realizing cellularization through in-vivo induction as well as realizing quick transparency. The novel biological artificial cornea is prepared with a method in the steps as follows: 1, obtaining of a cornea raw material; 2, preparation of a cornea scaffold; 3, deep modification of the cornea scaffold; 4, deep inactivation of the cornea for removal of pyrogen; 5, irradiation sterilization of the cornea; 6, cultivation and implantation of corneal endothelial cells. Deep and light lamellar biological artificial corneas with different thicknesses and a full-thickness biological artificial cornea can be established. After being implanted, the novel biological artificial cornea can be quickly healed, becomes transparent quickly and keeps good refraction, the eyesight can be recovered and the eyeball is beautified. The obtained biological artificial cornea has good mechanical performance and biocompatibility, a full-thickness cornea graft is formed after endothelial cells are implanted on a full-thickness cornea stroma scaffold and can be rebuilt in vivo, perform in-vivo induction to promote growth of corneal limbal stem cells and growth of corneal epithelial cells and become transparent quickly on the basis, the treatment efficiency and effects are improved, and an application of lamellar keratoplasty and an application of penetrating keratoplasty are both considered.
Owner:广州宏畅生物科技有限公司

Torque control method for manual transmission automobile starting

InactiveCN108749810ASpeed ​​upshootFit evenlyMaximum torqueControl theory
The invention relates to an automobile engine, in particular to a torque control method for manual transmission automobile starting. ECU collects a running speed signal and a clutch displacement signal and enables an automobile to enter a starting mode or exit the starting mode; if the automobile is in the starting mode, the ECU limits a maximum torque of an engine according to a rotation speed ofthe engine and an opening situation of an accelerator; corresponding triggering rotation speeds and limiting rotation speeds are correspondingly set for different accelerator openings; if the rotation speed of the engine is less than the triggering rotation speed, the maximum torque of the engine is not limited; if the rotation speed of the engine is equal to the limiting rotation speed, the maximum torque of the engine is 0; and if the rotation speed of the engine is between the triggering rotation speed and the limiting rotation speed, the maximum torque of the engine changes in a linear manner. According to the torque control method for manual transmission automobile starting, the rotation speed of the engine is prevented from rising to an over-high value, the slipping frictional powerof the starting process is reduced, and the matching process between the engine and the clutch is more stable.
Owner:CHONGQING CHANGAN AUTOMOBILE CO LTD

Scripted coding method for being quickly adaptive to DLMS/COSEM object

The invention discloses a scripted coding method for being quickly adaptive to a DLMS/COSEM object. The method comprises the steps that continuous OBIS codes are merged into one OBIS descriptor, and multiple OBIS descriptors are summarized into an OBIS descriptor general table; meanwhile, a corresponding authority descriptor is established for each OBIS descriptor, and the authority descriptors are summarized into an authority descriptor general table; besides, a corresponding function descriptor is established for each authority descriptor, and the function descriptors are summarized into a function descriptor general table; the OBIS descriptor general table, the authority descriptor general table and the function descriptor general table are connected into a script table, each record inthe script table comprises the OBIS descriptors, the authority descriptors corresponding to the OBIS descriptors and the function descriptors corresponding to the authority descriptors. By means of the scripted coding method for being quickly adaptive to the DLMS/COSEM object, it can be guaranteed that on the condition that access authorities, the interface class, an OBIS, and the data type all vary a lot, the content of the DLMS/COSEM object can be quickly adaptive by merely modifying a few part of script codes.
Owner:YANTAI DONGFANG WISDOM ELECTRIC +1

Fast Bluetooth adaptation method and system, remote controller, intelligent terminal and medium

The invention provides a rapid Bluetooth adaptation method and system, a remote controller, an intelligent terminal and a medium, and the method comprises the steps: enabling a Bluetooth function andan infrared pairing code generation function when the Bluetooth remote controller detects a pressing signal of any selected key, and generating an infrared pairing code according to the code value ofany selected key, sending the infrared pairing code to an intelligent terminal through an infrared signal; after the intelligent terminal receives the infrared pairing code, automatically opening a Bluetooth function and enabling the intelligent terminal to be in Bluetooth adaptive connection with a Bluetooth remote controller. and when the Bluetooth adaptive connection succeeds, the Bluetooth remote controller controls the intelligent terminal and closes the infrared pairing code generation function, and the intelligent terminal stores Bluetooth adaptive information. The Bluetooth remote controller has the advantages that the Bluetooth remote controller has an infrared signal transmission function and a Bluetooth function at the same time, the intelligent equipment terminal and the Bluetooth remote controller are in Bluetooth adaptive connection, and one-key automatic pairing is achieved; bluetooth connection efficiency is improved, and convenience is brought to users.
Owner:FUJIAN NEWLAND COMM SCI TECH

Container creation system and method based on mirror image layering technology in cloud environment

The invention discloses a container creation system and method based on a mirror image layering technology in a cloud environment. The system comprises: a container cloud cluster management module used for allocating tasks to physical nodes according to container configuration requirements submitted by a user and resource loads of the physical nodes in a cloud cluster; a container mirror image management module which is used for managing a user mirror image and a system mirror image; a distributed file storage module which is used for storing the user mirror image and the system mirror image;node storage modules which are arranged on the physical nodes and used for storing driving mirror images of the GPUs of the physical nodes where the node storage modules are located; and a task control module which runs in each physical node and is used for creating a container, starting the container, pausing the container, deleting the container, adjusting container resources, monitoring the resources of the physical nodes and reporting monitoring information to the container cloud cluster management module according to the tasks allocated by the container cloud cluster management module. According to the invention, various GPU resources can be used more conveniently in the container.
Owner:PEKING UNIV
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