272 results about "Torso" patented technology

The invention discloses a spine three-dimensional evaluation method and system based on RGB images and anatomical constraints, and belongs to the field of medical image analysis. The method comprises the following steps: carrying out preprocessing and anatomical symmetry correction on an upright position back RGB image shot by the intelligent mobile equipment for a single time; extracting regions of interest of shoulder blade and iliac crest mark points by using a lightweight segmentation network; generating an initial depth map through a depth estimation model fusing a vertebra attention mechanism and a multi-constraint loss function; carrying out physiological scale calibration on the initial depth map based on height and weight parameters; a cascade GAN is adopted to eliminate clothes interference and reconstruct a back three-dimensional surface; based on biomechanical characteristics, NURBS parameters are adjusted in a self-adaptive mode to fit a spine three-dimensional curve; and outputting a coronal plane Cobb angle, a trunk rotation angle and a sagittal plane curvature parameter. Through monocular depth estimation and dynamic evaluation of anatomical constraint, the problems of radiation risk, subjective error and clothes interference of a traditional method are solved.

The invention belongs to the field of computer vision, and discloses a method, a system, equipment and a medium for recognizing whole-body actions of a three-dimensional skeleton human body based on a multi-style topological matrix and refined skeleton features, and the method comprises the following steps: firstly, acquiring skeleton action sequence data containing multi-frame three-dimensional coordinates of human body articulation points; constructing a multi-style topological structure composed of three local adjacent matrixes of the head, the trunk and the lower limbs and a global adjacent matrix; after spatio-temporal feature extraction is carried out through a graph convolutional network, refining processing is carried out on output features to generate local and global feature representations, and corresponding prediction probability distribution is calculated; and training the network by using a combined loss function of global and local prediction probability distribution joint optimization, and finally outputting an action classification result. According to the method, the joint relation is captured through effective skeleton topological representation, local and global feature refined learning is combined, and the three-dimensional skeleton human body action recognition performance is improved.

The invention discloses a real-time sitting posture detection method based on a Kalman filtering fusion algorithm. The method comprises the steps that S1, a user sitting posture video stream is collected in real time through a camera; s2, using a MediaPipe attitude estimation framework to extract 33 key point coordinates of a human body in the video stream; s3, smoothing the coordinates of the key points by using a Kalman filtering algorithm to suppress jitter of the key points; s4, calculating a torso bending angle and a cervical vertebra forward inclination angle based on the filtered key point coordinates; s5, jointly judging whether the user is in a humpback state or not according to a preset threshold value, and judging that the user is in a humpback state if any angle exceeds the threshold value; and S6, feeding back the sitting posture state in real time through the interactive interface. According to the invention, a dynamic filtering technology is introduced for optimization through a lightweight Medipe attitude estimation algorithm, and the algorithm is deployed to a common embedded device to realize non-contact mobile human body sitting posture monitoring, so that the problems of low comfort, large measurement error and high time delay are effectively solved.

A human body posture anomaly detection method based on multi-branch space-time modeling comprises the following steps: firstly, designing a multi-branch local-global feature fusion module, and carrying out refined posture feature modeling on parts such as four limbs and trunk of a human body by constructing local feature extraction branches for each sub-region of the body; dynamic fusion of local features and global features is realized in combination with an adaptive weighting mechanism, and a multi-level feature representation system is formed, so that the detection precision of sudden local anomalies and global attitude anomalies is synchronously improved; meanwhile, a time sequence attention enhancement module is provided, a time sequence attention mechanism fusing a bidirectional circulation unit is adopted, forward and backward time sequence context information is parallelly integrated, the modeling capacity of the model for long-time-span attitude dynamic change is enhanced, and the recognition robustness of continuous abnormal attitudes is remarkably improved. The method shows excellent performance in local sudden anomaly and persistent anomaly detection tasks.

Provided in the present application are a biomagnetic signal-based four-dimensional cardiac function imaging method and device. The method comprises: acquiring a cardiac magnetic signal of a subject to be tested and dynamic structure information of a target torso part within a full cardiac cycle, wherein the target torso part at least comprises two lungs, a torso, and a heart chamber and a pericardium structure thereof, and the dynamic structure information comprises a contour structure and a plurality of frames of dynamic images; performing spatial registration on the dynamic structure information and a sensor acquiring the cardiac magnetic signal to obtain coordinates of the sensor in a coordinate system of the dynamic structure information; calculating and reconstructing a cardiac electrical excitation activity based on the dynamic structure information, the coordinates of the sensor, and the cardiac magnetic signal to obtain a calculation and reconstruction result; and converting the calculation and reconstruction result into a four-dimensional visualization image.

The invention discloses an operation body temperature intelligent management method based on multi-zone temperature dynamic regulation and control, which comprises the following steps: a patient lies on a nano flexible heating film, biosensors are mounted on the head, limbs and trunk, physiological indexes of heart rate, blood pressure and skin conductance are monitored in real time, and the association between the physiological indexes and body temperature fluctuation is analyzed through AI; a neural network prediction model is constructed, and a personalized body temperature threshold value is set in combination with body surface temperature distribution monitored by infrared thermal imaging; dynamically adjusting the temperature of the heating film according to the prediction result, analyzing the relationship between the body temperature change trend and the temperature of the heating film, and setting a temperature alarm threshold value per unit time for judging whether additional auxiliary equipment is needed to remind medical personnel or not; through multi-area temperature dynamic regulation and control, the problems that a monitoring method is lagged, regulation and control measures are lack of accuracy and individuation, and a comprehensive management system is lack in traditional operation body temperature management are solved, and the accuracy, effectiveness and safety of operation body temperature management are remarkably improved.

The invention relates to the technical field of robot collision test, and provides a human body model for collaborative robot interaction collision test and a control method thereof, and the human body model comprises a head module which comprises a head supporting part and a head model covering the outer layer of the head supporting part, and a three-dimensional force sensor is fixed on the side surface of the head module; the neck module comprises a neck skeleton rotationally connected with the head supporting part, and a six-dimensional force sensor is arranged at the joint; the trunk module comprises a trunk skeleton hinged to the neck skeleton and a thoracic cavity model covering the outer layer of the trunk skeleton, a plurality of three-dimensional force sensors are arranged on the front chest part of the trunk skeleton, and a three-dimensional force sensor and a flexible sensor are arranged on the back part; the big arm skeleton is connected with the trunk skeleton and is provided with a three-dimensional force sensor; the pose adjusting module comprises a horizontal rotating structure and a linear module, and simulates human body steering and gait movement so as to drive the head module, the neck module, the trunk module and the upper limb module to move and collide with the collaborative robot. Omnidirectional capture and analysis of the space collision force are realized.

The embodiment of the invention discloses a human body part recognition method, a mattress and a storage medium, and the method comprises the steps: obtaining the three-dimensional contour data of a human body on the mattress through a laser radar sensor, and extracting the two-dimensional projection coordinates of a human skeleton according to the three-dimensional contour data; the whole pressure distribution data of the mattress is obtained through a piezoelectric film sensor, multiple target areas are divided according to the whole pressure distribution data and the two-dimensional projection coordinates of the human skeleton, and the multiple target areas comprise a head area, a trunk area and a limb area; obtaining local pressure distribution data of a local area of each target area through an air pressure sensor, and obtaining a central point of each target area according to the local pressure distribution data; and according to the two-dimensional projection coordinates of the human skeleton and the central point of each target area, reconstructing each body part of the human body, and identifying the position of each body part of the human body on the mattress. By implementing the embodiment of the invention, the position of each part of the human body on the mattress can be accurately identified.

To develop a tool that is easy to use, with which a user is easy to take an action, that does not require a large storage space, that can be carried, and that assists putting on of bedding.SOLUTION: A multipurpose string for putting on bedding or the like includes a body 1, a pair of fasteners 2a, 2b, and connection means C. The body 1 is for fixing the bedding or the like around a torso, has a length equal to or greater than a length of the torso of the human body around which the bedding is wound, and has a string shape a part or the entire of which is stretchable. The pair of fasters 2a, 2b include a fastening part B and an adjustment part A. A side opposite from an opening portion of a clip of the fastening part B and a one-end side end portion of the adjustment part A having a string shape a part or the entire of which is stretchable are connected. The other end side of the adjustment part is connected to a front surface of the body 1 in the vicinity of a center of a front of the human body with inclination provided in the pair of fasters 2a, 2b. The connection means C is for fixing the body 1 wound around the human body, and is provided in the other side from one side of the body 1 in the longitudinal direction to fix the body 1.SELECTED DRAWING: Figure 1

Described are systems and methods to determine one or more regional body composition values for one or more regions of a body based on a processing of one or more two-dimensional images that include a representation of the body. Regional body composition values may include any of a fat tissue mass, a lean muscle mass, a bone mineral density, a skeletal muscle mass, etc., which may be determined for any one or more regions of the body, such as the right arm, left arm, right leg, left leg, trunk, android, gynoid, etc.

The present invention pertains to a system and method for creating a customized protective sports equipment, such as a football helmet or shoulder pad assembly, having improved fit for the player wearing the equipment. An electronic measuring device takes a 3D scan to obtain anatomical data and measurements of a person or player's head or torso region. The anatomical data and measurements are sent to a computer, which has software for processing the anatomical data and then evaluating that data against a set of distinct, predetermined dimensions of at least two of the same components. The component that has distinct, predetermined dimensions that best fit the anatomical data is selected for installation in the protective equipment. In this manner, a customized, player-specific selection of pre-manufactured components are used to assemble the protective equipment to be worn by the player. A multi-step process is employed to design and assemble the protective sports equipment which features stock components that have a set of predetermined dimensions, and are identified through a player-specific selection of the components.

The invention discloses a human body waist-hip ratio measuring method, device and system based on millimeter-wave radar. The method comprises the following steps: acquiring original point cloud data synchronously acquired by a plurality of millimeter-wave radar arrays from multiple angles of a measured human body; expanding all the original point cloud data according to row indexes, and converting the original point cloud data into global coordinates to obtain three-dimensional point cloud data of the measured human trunk; performing hierarchical slicing on the three-dimensional point cloud data according to a preset thickness in the height direction of the body, and extracting a point cloud subset in each slice to form a plurality of sections; determining section contours of the plurality of sections; sequentially arranging all the section contours along the height direction of the body to obtain a trunk model of the measured human body; identifying a waistline position and a hipline position of the trunk model, and calculating the waistline and the hipline; and calculating the waist-hip ratio according to the waist circumference and the hip circumference. According to the human body waist-hip ratio measurement method based on the millimeter wave radar, measurement errors can be effectively eliminated, and high-precision measurement of the human body waist-hip ratio is achieved.

A sleep pad system includes an upper segment generally sized and shaped to rest beneath the torso and head of a lying human, and a lower segment generally sized and shaped for the human's lower extremities. The upper segment construction imparts superior cushioning and warmth properties relative to the lower segment. The upper segment is configured for accordion-type folding, thereby allowing transformation into a compact and sturdy article having utility as a structural support. The lower segment is constructed of significantly lighter material than the upper segment, thereby decreasing the overall weight of the system.

A protective torso assembly to be worn by a player engaged in a contact sport, includes an outer protective member assembly including left and right front chest members having upper recessed segments and left and right arch members having frontal portions coupled to the chest members by flexible couplers such that said frontal portions overlie the upper recessed segments. When the protective torso assembly is in a neutral state, a first reference point of the frontal portion of the left arch member is positioned a first distance from a second reference point of the recessed segment of the left chest member. When the protective torso assembly is in an extended state, the left arch member pivots about the recessed segment of the left chest member, whereby the first reference point is positioned a second distance from the second reference point, the second distance being greater than the first distance.

The present disclosure provides a method for assessing cardiorespiratory health. The method comprising: generating mechanical movement data associated with a torso of a subject's body using a plurality of ballistocardiography (BCG) sensors; filtering the mechanical movement data to extract respiratory signal waveforms and heart signal waveforms; decomposing the respiratory signal waveforms into thoracic, diaphragmatic, and abdominal breathing components based on waveform characteristics and anatomical location of the plurality of BCG sensors; analyzing phase differences between the thoracic, diaphragmatic, and abdominal breathing components over time to quantify a degree of synchrony or asynchrony; evaluating relative contributions of thoracic, diaphragmatic, and abdominal breathing components to an overall breathing effort; identifying a breathing abnormality based on the analysed phase differences and the evaluated relative contributions; and detecting a potential cardiorespiratory condition based on the identified breathing abnormality.

The present document describes a wearable device for monitoring one or more vital signs of a human body, the device comprising a carrier suitable for being worn around an abdominal part of the body, and an electrode arrangement comprising a plurality of conductive electrodes, wherein the electrodes are arranged on the carrier such as to be brought in contact with a skin of the body in use, and wherein the electrodes are arranged for receiving electric physiologic signals from the body for enabling monitoring of a membrane potential of one or more muscles in the body, wherein the electrodes comprise one or more first electrodes arranged on the carrier such as to be in contact with a side part of a torso of the body, such as to receive via said first electrodes a first electrical signal indicative of a membrane potential of a thoracic diaphragm of the body; wherein the carrier further comprises at least one second electrode in addition to the one or more first electrodes, the at least one second electrode being arranged on the carrier such as to be in contact with a mid front part of the abdominal part of the body, the at least one second electrode thereby being arranged for receiving a second electrical signal indicative of one or more further electric physiologic signals from the body, for enabling filtering of the first electrical signal using the second electrical signal for enabling electromyography of the thoracic diaphragm.

This item is primarily intended for use as nursing clothing for four-legged pets such as cats. The back opening, closed with a hook-and-loop fastener, is opened to the left and right sides of the back, the front and back legs are passed through the holes, and the garment is then closed to cover the neck and torso. The neck is covered by the cylindrical part at the bottom right of the front, top, and right side views. When the garment is worn, the abdominal opening, closed with a hook-and-eye fastener, can be opened to the left and right sides of the abdomen to allow for nursing care such as changing gauze applied to abdominal surgical scars.

A patient positioning system (100) for positioning the cervical spine of a patient in preparation for an anterior cervical procedure includes a base section (110) having a superior portion and an inferior portion. An upper body support (130) extends from the superior portion of the base section (110) to support the head and upper torso of the patient in a manner that aids in opening cervical spine disk space. Optionally, a lower body support (150) is positionable at the inferior portion of the base section (110) to support the legs of the patient. A traction strap assembly (170) is attachable to the base section (110) to extend from the base section (110) up around the shoulders and along the anterior side of the patient to a lower terminal end. The traction strap assembly (170) is configured to move the shoulders inferiorly when the terminal end is pulled inferiorly.

The utility model relates to a blood drawing fixing device for animal epidemic diseases. The blood drawing fixing device comprises a working table, a first through hole and a fixing part, wherein the working table is used for supporting an animal suffering from the epidemic diseases; the first through hole is formed in the working table and used for allowing one leg of the animal to penetrate through; due to the adoption of the technical scheme, when the blood drawing fixing device for the animal epidemic disease is used, the animal can be fixed without being pressed by manpower, and manpower can be saved.

The application relates to an apparatus for assisting a human torso, comprising a torso link (1) connected to the upper back of a user by a back strap (2), two thigh links (3) each coupled to the left and right thigh of the user by a leg strap (4), two hip joint hinges (5) each placed in alignment with the left and right hip joints of the user and configured to rotatably connect the torso link (1) and the two thigh links (3), and a torque generator (6) coupled to the two hip joint hinges (5) by Bowden cables (7) and configured to generate an assisting torque to reduce the moment load of the user.

The utility model relates to multifunctional lumbar vertebra correcting equipment which comprises a correcting bed and two multi-axis mechanical arms arranged above the correcting bed. A chiropractic gun is arranged at the free end of at least one of the two multi-axis mechanical arms; the correction bed comprises a bed frame, and a headrest cushion, a trunk supporting cushion, a hip supporting cushion and a lower limb supporting cushion which are sequentially arranged at the top of the bed frame in the front-back direction; the bed frame is provided with two first driving mechanisms for respectively driving the trunk supporting pad and the lower limb supporting pad to horizontally and relatively rotate; the headrest cushion is arranged on the trunk supporting cushion, and positioning grooves for positioning the hip supporting cushion are formed in the upper surfaces of the adjacent ends of the trunk supporting cushion and the lower limb supporting cushion; in the treatment process, the multi-axis mechanical arm can replace the arm of a bonesetting person to press and correct the lumbar vertebra of the patient, the burden of the arm of a technician can be greatly relieved, and the acting force applied to the body of the patient every time is more accurate and stable.

A baby swaddling garment capable of selectively placing a baby arm in a releasable fixed state relative to a baby torso includes a piece of baby garment consisting of a torso portion with a left sleeve and a right sleeve connected to the torso portion. And the trunk part and the left and right sleeves can respectively accommodate the trunk and the arms of the baby. The upper edge of the trunk part is open, and the collar position is determined. A connection assembly releasably connects the left and right sleeves at respective selectable locations on the front face of the torso portion. Thus, the connection assembly is capable of selectively placing the infant arm in a releasable fixed state relative to the infant torso.

There is provided an actuated exoskeleton for a lower limb of an individual, the exoskeleton comprising: - a trunk support configured to attach to a trunk of the individual and comprising a motorized actuator secured to the trunk support to generate a rotary movement about an axis perpendicular to the sagittal plane of the individual, - a lower limb segment support configured to attach to the lower limb, an articulated arm connected to the trunk support and to the segment support so as to form an articular connection, the articulated arm is connected to the trunk support by a first end and is connected to the lower limb segment support by a second end, wherein the articular connection is configured to drive the lower limb into motion in a plane parallel to the sagittal plane by displacement of the second end in the parallel plane. Abstract figure: Figure 1

The invention belongs to the field of anomaly detection, and particularly relates to an abnormal behavior detection method and device based on an infrared sensor, and the method comprises the steps: determining a safety region in a monitoring region, and a boundary with the risk of falling from a bed in the safety region; obtaining an infrared image of the monitoring area in real time, and extracting and screening a human body detection frame in the infrared image; key point detection is carried out on each human body detection frame to obtain human body skeleton key points, and the human body mass center, the angles between the left and right human body shanks and the vertical direction of the infrared image and the angle between the human body trunk and the vertical direction of the infrared image are calculated; and abnormal behavior detection is carried out in combination with the height-width ratio of each human body detection frame. The abnormal behavior detection coverage is complete, and the accuracy is high.

To provide a doll body with high amusement.SOLUTION: A main body portion 8 including a torso portion 10 and a leg portion 20 connected to the torso portion 10, the main body portion 8 being configured to be capable of taking an upright state and a seated state, the leg portion 20 including a first part 21 (upper leg) and a second part 22 (lower leg) connected to the first part 21, the first part 21 is configured to be rotatable within a range of a first angle (θ 1) with respect to the torso part 10, and the second part 22 is configured to be rotatable within a range of a second angle (θ 2) smaller than the first angle (θ 1) with respect to the first part 21.SELECTED DRAWING: Figure 1

Disclosed is a training swimwear garment which include a base layer suitable to cover at least a portion of the upper torso of a wearer, the base layer having an abdomen region, a shoulder region, and a back region, and the base layer includes compressive and non-compressive fabric. The training swimwear includes a plurality of elastic straps spanning from an anterior of the shoulder region to the back region, configured to provide tension to produce a desired shoulder posture of the wearer. The training swimwear includes a plurality of panels connected with the base layer, the panels including an abdomen panel covering the abdomen region, and a back panel covering the back region, and the panels are configured to be buoyant to produce a desired body posture of the wearer.

Currently, there is no accurate method for extrapolating the coordinated oscillation system of all appendages in the fully appended multi-segmented ear-like insect structure and its appendage coordinated movement reconstruction method. In the fully appended multi-segmented ear-like insect structure, the left and right vertebrae are set along the length of the bottom trunk frame. The driving element is located at one end of the bottom trunk frame and is connected to the left and right vertebrae respectively. The first set of appendages is hinged to the outside of the left vertebrae, and the second set of appendages is hinged to the outside of the right vertebrae. The shell is fastened to the bottom trunk frame, and two shell flaps are set on the outer wall of the shell. The appendage coordinated movement reconstruction method is to extract motion feature data from the gait of existing crustaceans and arthropods, analyze and plan the appendage gait in the motion feature data, and then use a gait reconstruction mechanism to reconstruct various gaits, thereby completing the process of establishing the appendage movement model of the fully appended multi-segmented ear-like insect structure.

Techniques for determining fetal situs during an ultrasound imaging procedure are disclosed. The techniques can include obtaining an ultrasound image of a fetus in utero. The fetus will include a torso and a spine and the ultrasound image can comprise a circumferential view of the torso of the fetus. The circumferential view can include at least: (i) an outer border of the torso, and (ii) the spine that includes three landmarks arranged in a triangular orientation. The techniques can further include superimposing a fetal overlay based on an alignment instruction corresponding to an alignment between the outer border of the torso and the three landmarks to obtain an augmented reality image of the fetus. The fetal overlay can include a graphical element indicating a left side and a right side of the fetus. The augmented reality image of the fetus can be output on a display of the ultrasound machine.

A garment, comprising: a torso portion; and a feedback element fixedly connected to the torso portion and moveable between an enabled position and a disabled position; wherein the feedback element in the enabled position is configured to provide feedback in response to pressure applied by a wearer of the garment bringing their upper arm toward their torso, and wherein the feedback element is biased toward the disabled position.

The present invention relates to a neck compression hemostasis device, which includes a scapular worn on one shoulder of a human body, and a compression body for compressing the side neck or the back neck is provided on the scapular. The scapular is a scapular covering the upper part of the torso, the scapular is a cuirass corresponding to the shoulder, the side rib and the collarbone, the side facing the human body of the scapular is an open end, and the scapular is provided with a scapular hole for passing out the arm. The lower part of the scapular corresponds to the upper abdomen, and a tightening belt is provided at the lower part of the scapular. The tightening belt surrounds the upper abdomen to tighten the scapular on the human body. The beneficial effects of the present invention are as follows: a scapular with good rigidity is used as a support body, and the structure of the scapular can stably fix it on one shoulder of the human body and avoid affecting breathing and basic activities; the connection structure between the compression device and the scapular enables the elastic compression piece and the compression belt to compress the neck, avoiding the harm caused by compressing both sides of the neck simultaneously.