61 results about "Ct examination" patented technology

1. The name of the design product: leg support for CT examination. 2. The use of the design product: leg support for CT examination. 3. The design features of the design product: in the perspective view. 4. The picture or photo that best indicates the design features: perspective view.

The utility model provides an upper limb lifting device for CT examination, and belongs to the technical field of medical instruments. The problem of how to improve the scanning imaging effect while ensuring the comfort is solved. The upper limb lifting device for the CT examination comprises a bottom plate, two oppositely-arranged connecting supports are connected to the bottom plate, the opposite sides of the two connecting supports are detachably connected with long-strip-shaped hand placing rods, and each hand placing rod is arranged in the transverse direction. According to the upper limb lifting device for the CT examination, the scanning imaging effect can be improved while the comfort of a patient is guaranteed.

The invention discloses a system for evaluating coronary artery calcification points through photon CT non-electrocardiogram gated lung CT plain scanning, and relates to the technical field of coronary artery calcification point evaluation. Through the CT data acquisition module, the coronary artery calcification recognition module, the integral calculation evaluation module and the risk evaluation generation module, X-ray photons are directly counted, electronic noise is eliminated, the signal-to-noise ratio and the contrast noise ratio are improved, in conventional chest low-dose CT, electrocardio gating is not needed, and the cost is reduced. Automatic processing from low-dose lung CT flat scanning data acquisition to structured report generation is achieved, manual data transmission and intervention among all links are not needed, coronary artery calcification evaluation is fused into a conventional lung CT examination process, the extra burden caused by the fact that a patient needs to independently conduct coronary artery CT scanning is avoided, and the examination efficiency is improved; errors possibly caused by manual operation are reduced, consistency and reliability of evaluation results are ensured, and clinical examination and diagnosis processes are optimized.

The utility model discloses a head support device for CT examination relates to medical instrument technical field, and the utility model discloses a diagnosis bed, and the one side of diagnosis bed is rotatably connected with the rotating plate, and the one end fixedly connected with the headrest frame of rotating plate is away from diagnosis bed, and the one side of diagnosis bed and located the below fixedly connected with L type board of rotating plate, and the angle adjusting assembly is arranged between L type board and rotating plate, and the worm is rotated through the rotation knob no.

The utility model provides an upper limb lifting support for CT examination, and belongs to the technical field of medical instruments. The problem of how to improve the scanning imaging effect while ensuring the comfort is solved. The upper limb lifting support for the CT examination comprises a fixed plate, a positioning rod, a hand supporting rod, a locking piece and a movable plate hinged to the fixed plate, one end of the positioning rod is hinged to the fixed plate, and the other end of the positioning rod is in sliding connection with the movable plate and is locked and positioned with the movable plate through the locking piece. The hand supporting rod is connected to the movable plate in the transverse direction, and the two ends of the hand supporting rod protrude out of the two side walls of the movable plate. According to the upper limb lifting support for CT examination, the scanning imaging effect can be improved while the comfort is guaranteed.

The application discloses a CT dose self-adaptive optimization system and method thereof, and belongs to the technical field of medical images, which comprises a CT scanner, an image data processing workstation, a high-risk population analysis device, a dose parameter self-adaptive optimization device, a dose parameter automatic adjustment device and an intelligent learning unit, and based on the theory of information geometry, the dose parameter optimization problem is promoted from the Euclidean space to the Riemannian manifold space, the dose parameter manifold and the image quality manifold are constructed, the geodesic line is calculated on the manifold through the Fisher information matrix as the Riemannian metric, and the optimal dose path is found. The system adopts a double-manifold collaborative optimization mechanism, establishes a mapping relationship between the two manifolds, and realizes accurate optimization of parameters in combination with a geometric-guided genetic algorithm, and through pre-scanning, high-risk population analysis, information geometry optimization and automatic parameter adjustment, individualized dose control is realized, the radiation dose is additionally reduced by 30-45% compared with a traditional method, the image quality is maintained or improved, and the safety of CT examination is remarkably improved.

The utility model provides an oxygen tank support for a CT machine tool. The oxygen tank support comprises an objective table, a support body and a vacuum adsorption assembly. The objective table comprises an objective plate, an oxygen tank socket arranged on the upper end face of the objective plate and a track plate arranged on the lower end face of the objective plate. The frame body comprises supporting legs for supporting the carrying plate and universal rolling wheels arranged at the bottoms of the supporting legs; the vacuum adsorption assembly comprises a vertical telescopic rod sliding along the track plate, a connecting base connected with the vertical telescopic rod and rotating on the horizontal plane, a rotating shaft base fixed to the bottom of the connecting base, a connecting shaft connected with the rotating shaft base and a vacuum suction cup arranged at the bottom of the connecting shaft. The vacuum suction cup is provided with an extraction opening connected with an external vacuumizing device and an air nozzle used for recovering normal pressure and provided with a sealing cover, and a one-way air valve in the air outlet direction is arranged at the extraction opening. The oxygen tank support for the CT machine tool is reasonable in structural design, convenient to use and suitable for the situation that an oxygen tank needs to be carried about in the CT examination process, and safe and stable bearing of the oxygen tank in the CT examination process is achieved.

The invention belongs to the technical field of artificial intelligence assisted medical treatment, and particularly relates to a PET / CT tumor imaging examination result prediction system based on a large language model. The system comprises an input module used for inputting information of a patient; the prediction module is used for analyzing the information of the patient according to the large language model to obtain a prediction result that the patient is possibly positive in PET / CT tumor imaging examination; and the output module is used for outputting the prediction result. The method can assist a doctor in deciding whether a patient needs to be subjected to PET / CT examination or not, so that the PET / CT examination is more reasonable, and the positive rate of the PET / CT examination is effectively improved. Therefore, the method has a good application prospect.

The simple disinfection device for the CT examination couch comprises an upper shell, a lower shell, a hose, a first conduction mechanism and a second conduction mechanism, a cavity is formed in the upper shell, and a partition plate is arranged in the cavity and divides the cavity into a liquid storage cavity A and a liquid storage cavity B from top to bottom; the bottom of the lower shell is provided with two layers of bottom walls which are arranged at intervals, an interlayer used for containing disinfectant is arranged between the two layers of bottom walls, and the outer side bottom wall is provided with a plurality of capillary holes through which the disinfectant can penetrate out of the interlayer; the lower shell is fixedly connected to the lower end of the upper shell; the first conducting mechanism is arranged in the cavity of the upper shell and used for blocking or opening the communicating hole; the second conduction mechanism is arranged in the cavity of the upper shell and used for blocking or opening the liquid outlet hole. The CT examination bed surface disinfection device is used for disinfecting the bed surface of a CT examination bed after CT examination of a patient is completed, and has the advantages of being convenient, fast, time-saving and labor-saving compared with an existing method for wiping the bed surface of the CT examination bed through disinfection tissues.

This utility model discloses an auxiliary device for reducing X-ray beam hardening artifacts in neck CT examinations, belonging to the field of CT examination. It includes a headrest with an upward-facing head groove and a neck groove communicating with the head groove on its side wall. Two shoulder protrusions are located on one side of the neck groove opening, on either side of the opening. A water-filled cavity is located inside the headrest. The headrest is installed on a CT examination bed. When an examination is needed, the person lies on the CT examination bed with their head and neck placed in the head groove and the two shoulder protrusions located above the shoulders. The headrest conforms to the neck and shoulders, thus minimizing the appearance of X-ray beam hardening artifacts at the junction of the neck and thoracic inlet.

The invention relates to the technical field of medical equipment, and discloses a trachea cannula anti-slip positioning assembly for CT examination, a mask and a radial locking component, the radial locking component is arranged on the mask, the radial locking component comprises a base and a screwing piece, the base is hollow, and the screwing piece is annular. When the screwing piece is screwed, the screwing piece can drive the guide table to rotate, the fixing base can push the fixing plate and the elastic plate to rotate on the fixing base through the inclined face of the fixing base, then downward pressure is formed by the elastic plate, the force for pulling the inserting pipe outwards is effectively resisted, the screwing piece can further drive the fixing claw to move in the axial direction of the base, and the fixing claw can be driven to move in the axial direction of the base. The cannula can be fixed in the radial direction through the multiple fixing claws close to one another, and the device provides good fixing force through double mechanical locking of radial holding and axial pressing.

The embodiment of the present application relates to the technical field of image segmentation, and specifically discloses an otolaryngology CT examination image segmentation method and system. The embodiment of the present application collects public CT images of otolaryngology based on big data technology, and performs privacy processing, expansion and labeling processing; a basic segmentation architecture is selected to construct an image segmentation model; the target CT image is subjected to image preprocessing and initial segmentation processing to generate a plurality of initial segmentation images; the initial segmentation images are imported into the image segmentation model, a plurality of model segmentation images are exported, and fine adjustment is performed to generate a plurality of fine segmentation images. The image segmentation model can be constructed, the target CT image can be subjected to image preprocessing and initial segmentation processing, and then the image segmentation model is used for image segmentation and fine adjustment to generate a plurality of fine segmentation images, so that automatic and accurate otolaryngology CT examination image segmentation can be realized, the cost is reduced, the time consumption is short, and the real-time demand in a clinical environment can be met.

This invention discloses a radial permanent magnet levitation bearing system for a high-speed direct-drive CT scanner, belonging to the field of magnetic levitation bearing technology. The bearing system comprises an inner ring system and an outer ring system similar to rolling bearings, consisting of a stator permanent magnet double semi-ring, a rotor permanent magnet ring, left and right auxiliary mechanical control and protection bearings, and multiple integrated bases. The stator permanent magnet double semi-ring is specially cut and rotated, and is concentrically fitted with the rotor permanent magnet ring with a clearance fit. The auxiliary bearings form a preloaded protection system. Stable levitation by permanent magnet force is achieved through mechanical control, eliminating the need for an electronic control system. The CT scanner motor rotor and stator are fixedly connected to the inner and outer ring systems of the radial permanent magnet levitation bearing, respectively, serving as magnetic levitation support for the CT scanner motor rotor. This bearing system ensures high-speed and stable operation of the CT scanner, increases its operating speed and service life, reduces operating noise, shortens CT examination time, and is suitable for medical and health environments, laying a theoretical foundation for the development of magnetic levitation CT scanners.

The utility model provides a fixing device for leg CT (Computed Tomography) examination. Comprising a base, a clamping plate and a fixing plate are rotationally arranged at the top of the base, a clamping strip matched with the clamping plate is fixed to the bottom of the fixing plate, two rotating discs are rotationally arranged on the fixing plate, and a first fixing shell and a second fixing shell are hinged to the two rotating discs correspondingly; memory sponge is fixed to the inner wall of the first fixing shell and the inner wall of the second fixing shell, and clamping blocks are fixed to the first fixing shell and the second fixing shell. The fixing device for the leg CT examination solves the problems that when an existing CT equipment scanning bed carries out CT imaging on the legs of a patient, the legs of the patient are difficult to adjust, due to the fact that the legs cannot be fixed, the special body positions of the legs are difficult to keep, it cannot be guaranteed that the lower limbs of the patient keep a certain posture, and the patient feels uncomfortable. Offset is easily caused in the imaging process, and the imaging effect of the lower limbs of the patient is affected.

The invention relates to a cardiovascular disease risk cycle assessment method based on big data, and the method is characterized in that the method comprises the steps: obtaining a preliminary diagnosis result through correlation analysis and a support vector machine model according to the basic information and symptom performance of a patient; according to comprehensive information such as electrocardiograms, echocardiograms, blood examination and CT examination, the cardiovascular conditions are classified through a correlation analysis algorithm and a Bayesian classifier. Physiological indexes such as electrocardio, blood pressure and blood fat are monitored regularly, a physiological change period is obtained, and influences of factors such as diet, exercise and emotion on the physiological change period are analyzed. Based on the electrocardiogram period, the blood pressure fluctuation period and the blood fat change period, an ARIMA model is established to predict the lesion period. And further fusing surgical treatment, drug treatment, lifestyle adjustment and psychological treatment schemes, and constructing a recurrence probability and recurrence cycle prediction model by combining basic information and physiological change cycle of the patient. And finally, dynamically adjusting a monitoring period according to a prediction result, and providing a monitoring result and personalized adjustment suggestions for a doctor or a patient through a medical system, thereby realizing periodic and dynamic assessment and management of cardiovascular disease risks.

The utility model relates to the technical field of medical equipment, and particularly discloses an oral cavity CT medical vehicle which comprises a vehicle head and a compartment. The vehicle head is mounted in front of the compartment; a first compartment and a second compartment are arranged in the compartment, the first compartment and the second compartment are arranged side by side, and the first compartment is communicated with the second compartment through a movable door; the first compartment is close to the rear part of the carriage, and the second compartment is close to the front part of the carriage; an outlet is formed in the rear of the compartment; a center console is arranged in the first compartment, a vertical oral cavity CT instrument is arranged in the second compartment, and the vertical oral cavity CT instrument is controlled by the center console. According to the medical compartment, examination equipment and an operation area are integrated into a whole, so that the turnover time of a patient among different examination places is shortened, oral CT examination can be quickly completed, the patient can obtain a diagnosis result more quickly, follow-up treatment can be carried out in time, and illness state delay is avoided.

1. The name of the design product: the graphical user interface of oral and maxillofacial radiographic image observation and analysis of electronic equipment. 2. The use of the design product: an electronic device. 3. The design points of the design product: the graphical user interface. 4. The picture or photo that best shows the design points: design 3 front view. 5. Design 3 is designated as the basic design. 6. The use of the graphical user interface: the graphical user interface for running software programs and completing the operation of the oral corresponding position radiographic software reading system. 7. The human-computer interaction mode of the graphical user interface: design 1 front view shows the MPR function, MPR is a multi-planar reconstruction processing mode attached after CT examination, in order to observe the lesion, display the lesion, and serve for clinical diagnosis; design 2 front view shows the section function, which is an image reconstruction post-processing mode attached after CT examination, in order to observe the lesion, display the lesion, and serve for clinical diagnosis; design 3 front view shows the TMJ function, which displays the image reconstruction picture of the temporomandibular joint after CT scanning, in order to observe the lesion, display the lesion, and serve for clinical diagnosis. Design 4 front view shows the CEPH function, which is the image reconstruction picture of the lateral cephalogram in oral medicine, which helps doctors observe the relationship between the patient's craniofacial skeleton, teeth and soft tissue through X-ray imaging, and provides basis for developing correction scheme or surgical plan.

The invention discloses a vision-based CT (Computed Tomography) examination monitoring and bottleneck identification method and a vision-based CT examination monitoring and bottleneck identification system. According to the method, video data of a CT examination area and process log data in a hospital information system are obtained in real time, an improved lightweight target detection model is used for identifying and tracking personnel behaviors, and behavior data including positions, tracks and staying time are generated; performing space-time alignment and semantic fusion on the behavior data and the process log, and constructing and continuously updating a dynamic value flow graph; automatically identifying a flow bottleneck and an efficiency waste point through time sequence mode analysis and resource load evaluation on the basis of the graph; and finally, in combination with a preset rule and a real-time resource state, generating and pushing graded early warning and executable process optimization suggestions. The system comprises corresponding function modules. According to the invention, the whole-process, visual and intelligent monitoring and optimization of the CT examination process are realized, and the operation efficiency and service capability of the radiology department are remarkably improved.

The utility model discloses a kind of infant PET, CT examination fixing mechanism and integrated conveying equipment, including fixed mechanism, fixed mechanism includes reinforcing base plate, the top of reinforcing base plate is fixed with fixed support plate, and the both sides and middle part of reinforcing base plate bottom end are evenly embedded with multiple plastic ball bearings, the middle part of the both sides of fixed support plate is equipped with T-shaped sliding groove, and multiple T-shaped sliding blocks that are evenly distributed are slidably connected in each T-shaped sliding groove.The utility model fixed mechanism, reinforcing base plate is connected with fixed support plate, T-shaped sliding block is slidably connected in T-shaped sliding groove of fixed support plate, movable ring is connected on movable block, and first plastic plug buckle is arranged between movable bandage, can ensure to limit infant, ensure infant safety and stability, and the position where movable bandage is located can be flexibly adjusted, and then fixed mechanism is adjusted according to infant body type, and personnel operation is more convenient.

The utility model discloses a multifunctional CT examination couch auxiliary device which comprises a sliding rail, a first support, a second support and a third support. The sliding rail is in a U shape, and the sliding rail is arranged on the ground below the CT examination bed and surrounds the outer side of the CT examination bed. The first support is arranged on one side above the sliding rail, and the lower end of the first support is in sliding connection with one side of the sliding rail. The second support is arranged on the other side of the upper portion of the sliding rail, the lower end of the second support is connected with the other side of the sliding rail in a sliding mode, a plurality of pedals are arranged on the second support, and the pedals are arranged at intervals in the height direction. The third support is connected to the upper end of the first support, the upper end of the third support bends and extends towards one side of the second support, and a control panel is arranged on the third support and used for controlling a number calling system. Through the innovative design, the problems of patient safety, examination efficiency, patient demand adaptability, patient experience and the like in existing CT examination are effectively solved, and remarkable improvement and promotion are brought to the field of medical image examination.

The present application relates to the technical field of artificial intelligence, and provides a system and method for classifying eosinophilic gastroenteritis based on multi-modal data, which comprises: obtaining digestive endoscopy images, ultrasonic endoscopy images, CT examination images and clinical manifestation data collected by a subject in the same period; identifying the state of gastrointestinal mucosa lesions and representing the numerical characteristics through the digestive endoscopy images; identifying the abnormal thickening of each membrane layer structure of the gastrointestinal wall and representing the numerical characteristics through the ultrasonic endoscopy images; determining the lesion level distribution and representing the numerical characteristics through the ultrasonic endoscopy images; determining the peritoneal effusion and intestinal wall thickening and representing the numerical characteristics through the CT examination images; obtaining the clinical symptom characteristics and representing the numerical characteristics through the clinical manifestation data; generating a feature vector based on multi-modal data by representing each numerical characteristic; and inputting the feature vector into a dynamic classification prediction model to realize the classification prediction of eosinophilic gastroenteritis, thereby improving the accuracy of auxiliary diagnosis and evaluation.

1. The name of the design product: CT host (three source photon). 2. The use of the design product: used with CT scanning equipment, for medical staff to conduct CT examination. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

The utility model relates to the technical field of medical instruments, in particular to a CT examination head support which comprises a support table and a fixing mechanism, the fixing mechanism comprises two clamping pads, two pieces of sound insulation cotton, a lead screw, a round button, a head cover, a buffering pad, a lifting plate, a neck pillow, a lifting assembly, two sets of sliding assemblies and two sets of mounting assemblies, and the two clamping pads are symmetrically arranged in the support table; the two pieces of sound insulation cotton are arranged in the corresponding cavities respectively, the lead screw penetrates through the supporting table and is in threaded fit with the supporting table, one end of the lead screw is rotationally connected with the head cover, the other end of the lead screw is fixedly connected with the round button, the buffering cushion is fixedly connected with the head cover, the lifting assembly is arranged on one side of the supporting table, and the lifting plate is arranged above the lifting assembly. The neck pillow is arranged on the upper surface of the lifting plate, the two sliding assemblies are symmetrically arranged on the lower surface of the neck pillow, and through the arrangement, the neck of a patient can be supported, so that the comfort of the patient is improved.

The utility model discloses an adjustable CT supporting frame, and relates to the field of CT examination, the adjustable CT supporting frame comprises a fixing frame, the top of the fixing frame is fixedly connected with a leg supporting plate, one end of the leg supporting plate is rotatably connected with a chest supporting plate, the lower end of the chest supporting plate is provided with an adjusting assembly, and the adjusting assembly comprises two fixing plates; and a screw rod is rotationally connected between the two fixing plates, and the surface of the screw rod is in threaded connection with a sliding plate. Through cooperation of a screw rod, a sliding plate and a movable rod in the adjusting assembly, when the screw rod is rotated, due to the fact that the screw rod is in threaded connection with the sliding plate, the sliding plate can move in the axial direction of the screw rod, then the movable rod rotationally connected with the sliding plate is driven to move, and the movable rod is rotationally connected with the lower surface of the chest supporting plate; finally, the angle of the chest supporting plate relative to the leg supporting plate is changed, so that when different patients are subjected to CT examination, the chest supporting plate can be conveniently adjusted to a proper angle according to actual requirements, and the comfort degree of the patients during examination is improved.

This application provides a CT examination system and method based on a transparent touch screen and an identification code. The system includes a wearable device, a scanning device, and a transparent touch screen. The wearable device generates an identification code containing basic patient information and scanning protocol information based on the patient's examination items. The scanning device scans the identification code on the wearable device to obtain the basic patient information and scanning protocol information, and transmits the basic patient information and scanning protocol information to the transparent touch screen located on a lead glass window between the CT scanning room and the control room. The transparent touch screen displays the basic patient information, scanning protocol information, and a confirmation operation button. If a confirmation operation is detected, the CT device's movement parameters are set according to the basic patient information and scanning protocol information, controlling the CT device to automatically position and scan the patient, thus realizing the automation and intelligence of CT examination and improving examination efficiency and safety.

The utility model discloses an auxiliary air closing device for heart CT (computed tomography) examination, and particularly relates to the technical field of CT examination, the auxiliary air closing device comprises an air supply valve, an oxygen supply air closing component is arranged on the air supply valve, the oxygen supply air closing component comprises a first connecting pipe arranged at the top of the air supply valve, and connecting shells are arranged on two sides of the first connecting pipe. According to the oxygen supply device, the oxygen supply valve is used for adjusting the flow, oxygen is divided by the second connecting pipe in the air supply valve and then conveyed into the lining cylinder, a patient inspires in the nasal cavity, so that airflow in the lining cylinder can be discharged through the aeration plug and the hose, and the floater can be displaced according to the suction force of the patient during inspiration; thoracic fluctuation caused by respiratory movement in an anoxic state is simulated, and a worker can easily compare different state conditions through CT examination.

1. Name of the product in this design: CT Cover (Single Source Photon). 2. Purpose of this design: To be used in conjunction with CT scanning equipment for medical personnel to perform CT examinations. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The invention relates to the technical field of medical transfer beds, in particular to a transfer adaptation method and device based on an examination bed, electronic equipment and a medium. The method comprises the steps that CT examination couch information is acquired, and height adjustment information and first curvature information are determined based on the CT examination couch information; acquiring patient medical record information, and determining patient body information based on the patient medical record information; determining second curvature information based on the patient body information; determining final curvature information according to the first curvature information and the second curvature information; and generating a transfer control instruction based on the height adjustment information and the final curvature information. According to the method, the curvature required by transfer is subjected to secondary verification according to the physical condition of the patient, so that the safety of the transfer process is improved.

The invention relates to the technical field of medical instruments, in particular to a CT examination protection system which comprises protection lead cloth, a winding assembly and a clamping assembly, a neck supporting piece and a head supporting piece are arranged at the end, facing a CT machine body, of a scanning bed, and a flexible lead cloth pad and an arc-shaped mounting frame are arranged on the neck supporting piece and the head supporting piece; arc-shaped lead cloth is mounted on the outer circle side of the arc-shaped mounting frame, the clamping assembly comprises a translation unit and a lifting unit, the translation unit drives a clamping block to move in the horizontal direction to change the coverage range of the protective lead cloth on the scanning bed, and the lifting unit drives the clamping block to move in the vertical direction to drive the protective lead cloth to ascend and descend to cover the human body of a patient; according to the technical scheme, through the neck supporting piece, the head supporting piece, the winding assembly, the clamping assembly, the translation unit and the lifting unit, the coverage position range and height of the protection lead cloth can be adjusted according to the specific condition of a patient, and the part which does not need to be scanned is effectively protected.

The utility model discloses a kind of ultrasonic CT examination machines, it is related to CT machine technical field, including protection mechanism, the top surface of the protection mechanism is provided with fixed mechanism, the inside of the fixed mechanism is provided with CT machine.The utility model protects CT machine by protection box, when needing to use CT machine, protection box is moved to use position by pushing protection box and driving roller rotation, start drive motor is rotated by connecting sleeve and drives stud screw, two moving blocks are moved and mutually close when stud screw rotates, two slide bars and two moving blocks are connected to support the two ends of two moving blocks, avoid that the bending deformation of stud screw is caused by the greater force of moving block to stud screw, two moving blocks are moved by four rotating rods and drive top plate to rise, the stability of the lifting of top plate is improved by the connection of slide rail and top plate, top plate and fixed device are connected to drive CT machine to rise and extend protection box, personnel is facilitated to use CT machine.