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64 results about "Examination procedure" patented technology

Angiographic image acquisition system and method with automatic shutter adaptation for yielding a reduced field of view covering a segmented target structure or lesion for decreasing X-radiation dose in minimally invasive X-ray-guided interventions

The present invention refers to an angiographic image acquisition system and method which can beneficially be used in the scope of minimally invasive image-guided interventions. In particular, the present invention relates to a system and method for graphically visualizing a pre-interventionally virtual 3D representation of a patient's coronary artery tree's vessel segments in a region of interest of a patient's cardiovascular system to be three-dimensionally reconstructed. Optionally, this 3D representation can then be fused with an intraoperatively acquired fluoroscopic 2D live image of an interventional tool. According to the present invention, said method comprises the steps of subjecting the image data set of the 3D representation associated with the precalculated optimal viewing angle to a 3D segmentation algorithm (S4) in order to find the contours of a target structure or lesion to be examined and interventionally treated within a region of interest and automatically adjusting (S5) a collimator wedge position and / or aperture of a shutter mechanism used for collimating an X-ray beam emitted by an X-ray source of a C-arm-based 3D rotational angiography device or rotational gantry-based CT imaging system to which the patient is exposed during an image-guided radiographic examination procedure based on data obtained as a result of said segmentation which indicate the contour and size of said target structure or lesion. The aim is to reduce the region of interest to a field of view that covers said target structure or lesion together with a user-definable portion of the surrounding vasculature.
Owner:KONINKLIJKE PHILIPS ELECTRONICS NV

Method and system for analyzing personalized information and audio data for mini-mental state examination

The invention discloses a method and a system for analyzing personalized information and audio data for mini-mental state examination. The method includes acquiring the personalized information of testees, allowing the testees to complete questions specified by the MMSE (mini-mental state examination), simultaneously recording speaking audio frequencies, extracting acoustic characteristics of the voice audio frequencies for pathological characteristics and representing the acoustic characteristics by the aid of high-order statistics; reducing redundancy of the characteristics by the aid of characteristic selection processes; fusing the acoustic characteristics with reduced dimensions and the personalized information of the testees with one another to obtain personalized characteristics; building pathological models of speaking conditions and mini-mental state examination cognition relations of the testees by the aid of the acquired data and analyzing the personalized information and the audio data by the aid of cross validation processes. The method and the system have the advantages that optional intrusive therapy can be omitted, physical states of the testees can be predicted only by means of analyzing relations between the acquired data and the pathological models, accordingly, the examination time and money can be saved, suffering experienced by the testees in examination procedures can be relieved, and influence of subjective judgment of doctors on results can be reduced.
Owner:INST OF SOFTWARE - CHINESE ACAD OF SCI

Method and apparatus for disinfecting dental tools during an examination procedure

InactiveUS20060166170A1Effectively prevent and reduce likelihoodExtend career lifeTeeth fillingDental toolsDental instrumentsDental examination
A method for cleansing a dental instrument during the performance of a probing procedure on a patient as part of a dental examination comprising: (a) obtaining an antimicrobial cleansing device comprising an absorbing medium having an antimicrobial agent supported therein; (b) supporting the antimicrobial cleansing device on the body of a practitioner; (c) initiating a probing procedure as part of a dental examination; (d) probing a periodontal region of a patient using a suitable dental instrument having a tip, wherein the tip contacts at least a portion of the periodontal region; (e) exposing the tip to the antimicrobial agent contained in the absorbing medium before moving to a subsequent periodontal region for the purpose of cleansing the tip and reducing the chance of introducing pathogens into the subsequent periodontal region; and (f) probing a subsequent periodontal region of the patient using the tip of the dental instrument, as cleansed, wherein the tip contacts at least a portion of the subsequent periodontal region. To prevent cross-contamination of pathogens, the steps of probing are alternated with the step of exposing the dental tool to the absorbing medium and the antimicrobial contained therein. Also disclosed are various antimicrobial cleansing devices for conveniently supporting the absorbing medium and the antimicrobial agent about the body of the practitioner.
Owner:MASTERS GAYLE

Central control system of automotive practical training platform

The invention belongs to a central control system of an automotive practical training platform. The central control system of the automotive practical training platform comprises tested modules of automotive assemblies, a computer control module,electrical connectors,an acquisition device, an on-off control device and an upper computer. The computer control module to execute tasks is preinstalled in the upper computer. The computer control module using a practical training software integrated development environment as a basic platform is started. The upper computer is connected with the acquisition device, the on-off control device and the tested modules of automotive assemblies through the electrical connectors, and real-time interaction is available. After execution of communicating, control and measurement tasks, test data acquired by the acquisition device in real time are converted into a format of standard protocol and are uploaded to the computer control module for processing. Therefore, learning procedure, examination procedure and assembly parts of a real automotive are integrated into the same system, so that teaching flexibility is improved, and high teaching cost is saved while teaching quality is improved greatly.
Owner:TIANJIN UNITE AUTOMOBILE ELECTRONICS CONTROL TECH SERVICE

Picture type electronic examination system

A picture type electronic examination system comprises a data base, a server, a client and a movable storage, wherein the data base is connected with the server; the server is used for storing a client computer-based examination procedure and a computer-based examination score file submitted by the client; the client is used for storing the client computer-based examination procedure downloaded from the server, a special picture type electronic test paper temporary data table can be automatically generated for a login examinee by operating the procedure, and the client is connected with the server through a wired or wireless data interface; the movable storage is used for storing the computer-based examination score file and copying the computer-based examination score file to the server after a network is interrupted or the server is damaged. The picture type electronic examination system is a paperless electronic examination system, and examination of the examinee at the client is still not affected under the condition that the network is interrupted or the server is damaged. The picture type electronic examination system effectively prevents a cheating phenomenon, and meanwhile can re-present electronic examination paper and answer paper inspection information of the examinee, is beneficial to energy saving and emission reduction, and has immeasurable economical benefits.
Owner:林健锋

System for automatically testing judgment functions of driver examination systems on basis of RTK (real-time kinematic)

PendingCN106769156AVisualization of the testing processSave labor costStructural/machines measurementInformatizationSpecific test
The invention provides a system for automatically testing judgment functions of driver examination systems on the basis of RTK (real-time kinematic). The judgment accuracy and correctness of the driver examination systems in relation to driver examination procedures are tested according to requirements of Third Portion: Field Driving Skill Examination Systems of Universal Technical Conditions For Motor Vehicle Driver Examination Systems (GA/T1028.3-2012) of standards of the Ministry of Public Security, the judgment functions of the driver examination systems can be detected by a test platform and a sensor signal simulation device by means of transmitting and receiving specific test case data and simulation sensor signals, information is automatically recorded in detection procedures, and detection results can be provided and can be written in databases. Driving states of vehicles and examination item scenes are three-dimensionally reconstructed by a procedure scene three-dimensional stereoscopic display system according to field item model coordinates, vehicle model coordinates and test case data. The system has the advantages that the detection procedures are visualized and standardized, and the detection results are informationized and intelligentized.
Owner:TRAFFIC MANAGEMENT RES INST OF THE MIN OF PUBLIC SECURITY

Thin-walled flexible bearing machining technology

InactiveCN106041435AReduce production and processing requirementsLow unit manufacturing costSteel ballEngineering
The invention discloses a thin-walled flexible bearing machining technology. The thin-walled flexible bearing machining technology includes the thin-walled inner ring machining procedure, the thin-walled outer ring machining procedure, the pulling and jacking assembly procedure and the examination procedure. An outer ring chamber of a thin-walled outer ring and an inner ring chamber of a thin-walled inner ring are subjected to turning machining before heat treatment; an outer ring R angle on the outer circumferential face of the thin-walled outer ring is machined and formed through a grinding process; and an assembling tool guarantees that the deformation amount of the thin-walled outer ring and the deformation amount of the thin-walled inner ring are the minimum at the same orientation through the outer ring tensile force and the inner ring jacking force. According to the thin-walled flexible bearing machining technology, a steel ball is assembled in the manner that the assembling tool pulls the outer ring and jacks the inner ring, the pulling and jacking process during assembling makes the deformation residual stress of the outer ring reduced to the minimum, the essential minimum deformation amount of the outer ring is formed when the steel ball is placed in for assembly, and therefore the residual stress caused by assembly is greatly reduced, and the service life of a product is also effectively guaranteed.
Owner:顾建祖
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