Abstract: A valve prosthesis, an implantation device, and methods for use are provided. The devices described herein may be used for transcatheter delivery of an aortic valve prosthesis or transapical delivery of a mitral valve prosthesis. The implantation device can utilize movable claspers for both positioning and anchoring the valve prosthesis, reducing the extent of imaging needed during the implantation procedure.

Abstract: A shift register unit, a method of driving a shift register unit, a gate driving circuit, and a display device are disclosed. The shift register unit includes an input circuit and an output circuit. The input circuit is configured to write an input signal of the input terminal to the first node in response to an input control signal, so as to control a level of the first node. The output circuit is configured to receive a clock signal of the clock signal terminal and output a scanning signal through the pixel signal output terminal under control of the level of the first node. The output circuit includes a variable resistor, and the variable resistor is configured to adjust a level of the scanning signal according to a resistance value of the variable resistor.

Abstract: A valve prosthesis and a system for delivering a valve prosthesis are described herein. The system can include a core member and an engagement mechanism for releasably engaging a radially expandable valve anchor of the valve prosthesis along the core member. The engagement mechanism can include a pin assembly slidably coupled to the core member and a nose cone including a lock component slidably coupled along the core member to permit the valve anchor to disengage from the pin assembly.

Abstract: A method of reducing aldehyde concentration in a vehicle cabin air, the method includes applying a solution comprising aldehyde scavenger(s) onto an outer surface of a foam article located or to be located within a vehicle cabin to form a top layer of the article such that aldehyde species are trapped within the article and prevented from being released into the cabin air.

Abstract: Embodiments of the present application disclose an application development method performed at a computing device. The method includes: obtaining an input file in a predetermined format, the input file including content code of each part used for forming an application; disassembling the content code of each part in the input file into different category code according to corresponding categories; invoking a corresponding compiler according to an attribute of each piece of the category code, to compile the category code, to correspondingly obtain a description file of each piece of the category code; and performing plug-in processing on the description file of the category code of each part, to obtain the application.

Abstract: A method includes retrieving a map of a 3D geometry of an environment the map including a plurality of non-spatial attribute values each corresponding to one of a plurality of non-spatial attributes and indicative of a plurality of non-spatial sensor readings acquired throughout the environment, receiving a plurality of sensor readings from a device within the environment wherein each of the sensor readings corresponds to at least one of the non-spatial attributes and matching the plurality of received sensor readings to at least one location in the map to produce a determined sensor location.

Abstract: The present disclosure provides an organic transistor and a manufacturing method thereof, an array substrate, and a display device. The method for manufacturing the organic transistor includes: applying a photoresist on a side of an organic insulating layer; patterning the photoresist to form a confinement well; adding a solution of an organic semiconductor material and an orthogonal solvent to the confinement well; volatilizing the orthogonal solvent by an annealing process to induce directional growth of single crystal of the organic semiconductor material in the confinement well, thereby obtaining an organic single crystal layer; and removing remaining photoresist and using the organic single crystal layer as an active layer. The embodiment of the present disclosure produces an organic single crystal in a flexible display device at a low temperature, and the organic single crystal can be used as an active layer, resulting in an organic transistor having high mobility and stability.

Abstract: A heart valve prosthesis delivery system can include a first sheath, a second sheath, a check valve, a check valve control lines, and a heart valve prosthesis carried within the first sheath or the second sheath. The check valve can be carried within the first sheath or the second sheath. The check valve has a check valve frame and a cover component, and the check valve control lines can be coupled to the check valve frame and configured to be manipulated by a physician to control release of the check valve. In use, the check valve can be configured to be deployed within the native valve structure for minimizing back flow of blood during placement of the valve prosthesis when the native valve leaflets are rendered non-functional by the presence of the delivery system.

Abstract: A mapping system, comprising an inertial measurement unit; a camera unit; a laser scanning unit; and a computing system in communication with the inertial measurement unit, the camera unit, and the laser scanning unit, wherein the computing system computes first measurement predictions based on inertial measurement data from the inertial measurement unit at a first frequency, second measurement predictions based on the first measurement predictions and visual measurement data from the camera unit at a second frequency and third measurement predictions based on the second measurement predictions and laser ranging data from the laser scanning unit at a third frequency.

Abstract: A printed matter of Chinese teaching material includes: a Chinese character reading part 50 that has a Chinese character displayed together with Chinese pinyin in a character frame 90a that is a syllable length symbol relatively indicates length per unit time to pronounce Chinese character; a word pronunciation part 60 that has a word displayed in a character frames 90b that respectively has the same sizes and are equal to or smaller than the character frame 90a displayed in the Chinese character reading part 50; and a conversation pronunciation part 70 that has a sentence displayed in a character frames 90c that respectively has the same sizes and indicates that the length and width are a half of the character frame 90b displayed in the word pronunciation part 60.

Abstract: A method includes acquiring with a scanning device a scan frame comprising a point cloud comprising a first plurality of points, attributing each of the first plurality of points with a selected metric, filtering an existing map comprised of a second plurality of points based, at least in part, on the selected metric and localizing each of the first plurality of points to the filtered second plurality of points.

Abstract: Method, apparatus and computer program product are disclosed for transmission in a wireless network. A method comprises: transmitting an uplink data block using grant free; detecting a downlink channel after a predefined timing or in a predefined time window; and determining whether the downlink channel being for a user equipment, wherein the uplink data block comprises information for identifying the user equipment identity, and a part of the user equipment identity is used to scramble a predefined part of the user equipment specific downlink channel.

Abstract: A method of processing a database configuration parameter, performed by a computer device, is provided. The method includes: (a) obtaining a current configuration parameter of a database; (b) determining a current database state indicator value corresponding to the current configuration parameter; (c) generating, by using a parameter adjustment model, parameter adjustment data based on the current database state indicator value; (d) adjusting the current configuration parameter based on the parameter adjustment data, to obtain a new configuration parameter; (e) updating the current configuration parameter to the new configuration parameter; and (f) repeating operations (b)-(e) until an adjustment termination condition is met, to obtain the updated current configuration parameter as a recommended configuration parameter upon adjustment termination.

Abstract: Methods for delivering a pulmonary or mitral valve prosthesis using a transcatheter approach are provided. The implantation devices can utilize movable claspers for both positioning and anchoring the valve prostheses within the native cardiac valve, minimizing the extent of imaging necessary.

Abstract: Valve prostheses, implantation devices, and methods for use are provided. The devices may be used for transcatheter delivery of an aortic valve prosthesis or transapical delivery of a mitral valve prosthesis. The implantation device can utilize movable claspers for both positioning and anchoring the valve prosthesis, reducing the extent of imaging needed during the implantation procedure.

Abstract: A method includes determining a mesh representing an environment based, at least in part, on a point cloud the mesh comprising a plurality of triangles each having a normal vector, acquiring one or more images of the environment wherein each of the one or more images is attributed with a view position and a view angle and applying the one or more images to the mesh.

Abstract: The present disclosure provides a thin film transistor, a method for preparing the same, a display substrate, and a display device. The thin film transistor includes a gate electrode, a semiconductor layer, and a gate insulation layer arranged between the gate electrode and the semiconductor layer, and the gate insulation layer includes a metal oxide layer and a modified layer formed through self-assembling on a side of the metal oxide layer away from the gate electrode and.

Abstract: In accordance with embodiments of the present disclosure, systems and methods for facilitating electronic commerce over a network include generating a transfer code for a client, associating the transfer code to a client account related to the client, providing the transfer code to the client over the network, receiving a fund transfer request from a trusted entity on behalf of the client over the network, the fund transfer request including the transfer code, extracting information from the fund transfer request including the transfer code associated with the fund transfer request, accessing the client account related to the client, extracting information from the client account including the transfer code associated with the client account, and verifying the transfer code of the fund transfer request by determining whether the transfer code associated with the client account matches the transfer code extracted from the fund transfer request.

Abstract: Embodiments of the present invention provide a detaching tool The detaching tool includes a detaching plate. A detaching part of the detaching plate is adapted to be inserted between a printed circuit board and a backlight source back plate. The detaching tool is configured to separate and detach the PCBA, adhered to the backlight source back plate, from the backlight source back plate.

Abstract: A stomach lining patch includes a collapsible frame, a membrane covering the collapsible frame, collapsible frame and the membrane providing a collapsed configuration suitable for endoluminal delivery to a stomach of a patient and an expanded configuration suitable for lining an internal surface of a gastric wall of the stomach, and a set of anchoring arms extending from the collapsible frame and being configured to pass through a puncture in the gastric wall and lay flat against an outer surface of the gastric wall when the collapsible frame and the membrane are in an expanded configuration lining the internal surface of the gastric wall.