1808 results about "Sitting posture" patented technology

The invention is suitable for the technical field of fall detection and help calling, and provides a fall detection and help calling method for the elderly at home, and the method comprises the steps: collecting the multi-source health monitoring data of the elderly through a monitoring camera and a sensor, and carrying out the preprocessing based on the collected data; respectively extracting walking posture features, getting-up and sitting-down posture features, daily activity posture features, motion features, acceleration features, gyroscope features and heart rate features of the elderly; inputting the extracted features into a trained abnormal action detection model for action detection; when the old people have abnormal behavior actions, performing multi-dimensional analysis on the abnormal behavior actions of the old people by utilizing a clustering algorithm; and feeding back the analysis result of the abnormal behavior action of the old person in real time according to a preset help calling rule. According to the invention, the aims of comprehensively monitoring the health state of the elderly, timely discovering abnormity, deeply analyzing reasons and quickly responding to rescue can be fulfilled.

The invention discloses an intelligent eye-protection illumination sitting posture correction method and system, particularly relates to the technical field of illumination sitting posture correction, and is used for solving the problem of asynchronous illumination sitting posture analysis. According to the method, data from different sensors are ensured to be synchronized on the same time reference through a dynamic time warping algorithm, errors caused by asynchronization are eliminated, a self-attention mechanism is combined with position coding, the complex relation and time sequence dependence of the data are accurately extracted, the feature representation capability of the model is improved, and finally, the model is optimized. Time sequence data fusion is carried out on the multi-modal features according to the long-short-term memory network, the user state and demand are predicted in real time, accurate light adjustment and sitting posture monitoring are achieved, the robustness and adaptability of data analysis are improved, the user experience and health management efficiency can be remarkably improved in intelligent eye-protection illumination sitting posture correction, and the user experience is improved. And a more comfortable and healthy working and living environment is provided for the user.

The invention relates to the technical field of medical wearable equipment monitoring control, in particular to a wearable intelligent physical sign monitoring control method. The method comprises the following steps: continuously monitoring a sitting posture pressure value of the intelligent seat; when the sitting posture pressure value is larger than a first threshold value, it is judged that the sitting posture is in a pressing state, and initial site fitting information is obtained; and obtaining a human body sitting posture form and carrying out adaptive posture adjustment on the intelligent seat according to the human body sitting posture form, so that the intelligent seat is matched with the human body sitting posture form, the initial sitting standby state reaches the optimal sitting posture form of the intelligent seat, and optimal sitting posture memory data is stored. Through a data processing technology, a real-time monitoring technology and an automatic control technology, human body sitting posture shape matching mapping is carried out on vital sign data detected by wearable intelligent sign equipment and site fitting information monitored by the intelligent seat, and self-adaptive posture adjustment is carried out on the intelligent seat; therefore, the automatic adjustment degree of the intelligent seat is improved.

The invention relates to myopia prevention and control and sitting posture correction glasses and a control method thereof. The glasses integrate the distance sensor and the multi-axis sensor, and can monitor the eye using distance and the head orientation and posture of a user in real time. When it is detected that the eye using distance is too close or too far and the sitting posture is not correct, the processor chip can receive and process the information and judge whether the eye using habit and the sitting posture of the user meet the health standard or not. According to the glasses, the definition of the lenses is changed by adjusting the backlight of the lenses, so that a wearer is intelligently guided to adjust the eye using distance and the sitting posture, correct eye using posture and sitting posture habits can be cultivated, and vision problems and spine problems caused by bad postures can be effectively reduced. According to the invention, the lens is blurred by adjusting the backlight of the lens, so that the user can visually see the blocked sight, immediately realize the incorrect sitting posture and actively adjust the sitting posture. According to the scheme, the backlight reminding mode is milder, and the body or operation of the user cannot be interfered in a physical mode.

The invention provides a physiological mechanism driving and data fusion method and system for sitting posture human body modeling, and relates to the technical field of digital twinning and biomechanics crossing. The method comprises the following steps: mapping human body macroscopic parameters into biomechanical attribute parameters; generating a basic three-dimensional human body grid based on the human body macroscopic parameters; generating a deformed three-dimensional human body grid in combination with the basic three-dimensional human body grid and the human body macroscopic parameters; solving an optimal attitude based on the vehicle geometric parameters, the task scene identifier and the biomechanical attribute parameters; finally, the deformed three-dimensional human body grid and the optimal posture are integrated, the high-fidelity sitting posture digital twinborn body is generated, end-to-end automatic modeling from macroscopic parameters to the digital twinborn body is achieved, and the core problems that the form and the posture are not matched, crowd coverage is insufficient and task adaptability is poor are solved.

An exercise bench apparatus includes a main frame with a height-adjustable back rest and a pair of adjustably connected side pads. The side pads incorporate a unique mechanism involving a solid bar, splined shaft, L-shaped connector, mounting plate, pad rotation plate with holes at set intervals, and a spring-loaded pin system allowing precise upward, downward, and sideways adjustments. Additionally, the apparatus features a resting head pad aligned with the back rest and a pivotally attached sitting pad that adjusts for diverse exercise postures, providing comprehensive support for an enhanced workout experience. A handle on the main frame facilitates bench repositioning. The bench's stability is ensured by a footing mechanism, designed with non-slip materials and multiple feet for even weight distribution and surface protection. This innovative apparatus promises versatile and comfortable exercise configurations.

The invention relates to a student sitting posture height identification method and device based on computer vision and processing equipment. The method comprises the following steps: acquiring an image of a student position through a camera deployed in a vehicle, and identifying key points of a student body by using an image processing module; detecting the pressure distribution of the student on the seat by using a pressure sensor array; according to the key points, obtained in the step S1, of the body of the student and the pressure distribution, obtained in the step S2, of the student on the seat, data fusion analysis is conducted on the key points and the pressure distribution so as to judge the sitting posture height of the student; according to the sitting posture height obtained after identification and analysis, the position and angle of the seat are automatically adjusted, and a personalized driving environment is provided for students. The sitting posture of the student can be accurately and rapidly recognized, and the seat arrangement is automatically adjusted according to the sitting posture, so that the height requirements of different students are met. The teaching efficiency is improved, and each student can obtain the most suitable sitting posture, so that the overall quality and safety of driving training are improved.

The invention relates to the technical field of education appliances, in particular to a correct sitting posture adjusting method and system and a desk chair, and the method comprises the steps: generating a sitting state space containing an x axis, a y axis and a z axis which are perpendicular to one another; acquiring a current sitting posture hot area map containing a plurality of thermal points; converting the sitting state space into a two-dimensional plane, and calculating and drawing a sitting state offset line in the sitting posture hot area map; calculating a first adjustment amount of the sitting posture according to the sitting posture deviation line; generating a hip state reference line, a waist and back state reference line and a head state reference line in the sitting state space; generating a human body sitting posture triangular area based on the hip state reference line, the waist and back state reference line and the head position reference line; calculating a second sitting posture adjustment amount based on the human body sitting posture triangular area; and generating and outputting a standard sitting posture adjustment scheme based on the first sitting posture adjustment amount and the second sitting posture adjustment amount. The method has the effect of idealized monitoring and adjusting of complex sitting postures of the desk and the chair.

The invention provides a multifunctional shifting device which comprises a shifting base, a lower body adjusting mechanism, a supporting mechanism, a seat adjusting mechanism and an upper body adjusting mechanism, and the shifting base is of a frame structure and can move on a working face, support all the mechanisms and assist a patient in moving; the rotation of a plurality of groups of parallel four-bar mechanisms in the lower body adjusting mechanism drives the supporting mechanism to realize free movement in the horizontal and / or vertical direction, so as to assist the patient to switch the sitting posture; the seat adjusting mechanism comprises a fourth driving part and a supporting cushion, the supporting cushion is driven by the fourth driving part to move in the length direction, and the patient can be transferred between the seat and the supporting cushion; the upper body adjusting mechanism provides support and lifts a person away from the seat or supports a cushion in the sitting and standing conversion and displacement process, is cooperated with other mechanisms to realize sitting and standing conversion, can be used as a rehabilitation walking training auxiliary tool or an advancing auxiliary tool to assist displacement, and is efficient, safe, wide in application range, suitable for various crowds and diversified in use scene.

A deck chair with a seat has two opposite sides and two handrails, each handrail being arranged on one of the two opposite sides of the seat; a back arranged behind the seat and located between the two handrails; a footrest arranged in front of the seat and lower than a height of the seat; wherein, the back is rotatable relative to the seat, and the footrest is movable and is capable of extending back and forth relative to the seat. Various sitting postures and lying postures can be realized by adjusting the footrest and the back, thereby satisfying various needs and greatly expanding applicability.

The invention provides a waist exoskeleton robot based on serial elastic drivers, and relates to the technical field of medical robots. The waist exoskeleton robot comprises two binding pieces, namely a lower binding piece and an upper binding piece arranged above the lower binding piece; the four series elastic drivers are arranged in a bilateral symmetry mode in pairs, the upper end of an upper connecting rod of each series elastic driver is rotatably connected with the waist protection plate of the upper binding piece, and the lower end of a lower connecting rod of each series elastic driver is rotatably connected with the waist protection plate of the lower binding piece. The device has the beneficial effects that the four elastic drivers connected in series generate upward driving force to jointly drive the upper binding piece and the lower binding piece to generate upward traction force, so that an upward traction effect is generated on the lumbar vertebra, and the lumbar vertebra is stretched in a standing posture and a sitting posture; waist muscle movement is simulated to achieve traction rehabilitation or rehabilitation exercise prescription training of the waist of the human body, the four series elastic drivers form a parallel mechanism, and the portability of the parallel waist exoskeleton is improved.

An infant sling comprises a bandage body and a sling body arranged on the bandage body, the infant sling has a standing posture state, standing posture leg stretching spaces are formed on the left side and the right side of the lower portion of the sling body, the infant sling further comprises a waistband used for being worn on the waist of a wearer, and the waistband is fixedly connected or detachably connected with the bandage body and / or the sling body. One side part of at least one sitting posture supporting piece is arranged on the waistband, the other side part of the sitting posture supporting piece can be detachably connected with the strap body and / or the bandage body, so that the infant strap further has a sitting posture state, and when the infant strap is in the sitting posture state, the other side part of the sitting posture supporting piece is connected with the strap body and / or the bandage body, so that the infant strap is more comfortable. The sitting posture supporting pieces are arranged on the standing posture leg stretching spaces on the left side and the right side of the strap body in a blocking mode to form double-leg supporting parts in the sitting posture state of the infant, so that the infant strap can enable the infant to be switched between the sitting posture state and the standing posture state according to the requirements, and the different requirements of the infant for the sitting posture or the standing posture are met.

The present application relates to the field of medical devices, and provides a back plate adjustable exoskeleton, comprising: a column structure and a control module, the column structure is slidably connected with a back plate mechanism, and a lower limb exoskeleton connected with the back plate mechanism, and the back plate mechanism is provided with a back plate which can move up and down relative to the back plate mechanism; further comprising: a binding device arranged on the lower limb exoskeleton and a foot bottom exoskeleton, the foot bottom exoskeleton is provided with a pressure sensor. When the human body wears the exoskeleton and changes from a sitting posture to a standing posture, the back plate mechanism adjusts the back plate mechanism along the column structure to the height matched with the user according to different body shapes of the user; and when the user changes the posture in the walking process in the standing posture, the foot bottom exoskeleton detects the change of the foot bottom pressure, so that the control module can control the up and down movement of the back plate relative to the back plate mechanism according to the foot bottom pressure to adjust the human body posture.

The invention provides a sitting posture detection method and equipment for a segmented seat and a storage medium, and relates to the technical field of sitting posture detection. Comprising the following steps that S1, a seat is provided, and the seat comprises a seat face and a seat back; s2, dividing the chair surface into a plurality of subareas; s3, detecting the pressure of the chair back and the pressure of the chair surface in each subarea; s4, whether the user is in an upright sitting posture or a backrest sitting posture is distinguished according to the chair back pressure; s5, in the upright sitting posture, analyzing whether the sitting posture of the user inclines left and right or forwards or not according to the chair surface pressure by adopting a first strategy; under the backrest sitting posture, a second strategy is adopted to jointly analyze whether the sitting posture of the user is inclined leftwards and rightwards or not according to the chair surface pressure and the chair back pressure; and S6, when the sitting posture is judged to incline leftwards and rightwards and / or forwards, giving an alarm. According to the application, the seat pressure in different subareas is analyzed, and whether a user on the seat tilts left and right or forwards can be judged.

The invention belongs to the technical field of intelligent scooters, provides a dynamic supporting type self-adaptive scooter based on artificial intelligence, and innovatively solves the defects of an existing scooter in the conversion process of a sitting posture and a standing posture by combining an intelligent AI model, a 360-degree somatosensory camera, sensor data and an electroactive polymer supporting system. Through the self-adaptive adjusting function of the AI model, the system can accurately carry out dynamic supporting adjustment in real time according to the posture, pressure and body shape of the user, and comfort, stability and health of each stage are ensured.

1. The name of the product with this design: Posture Correction Cushion (Cartoon Bear Style). 2. Purpose of the product of this design: Used as a seat cushion for correcting sitting posture and protecting the waist. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The utility model provides a waist support cushion, and aims to solve the problem that in the prior art, a waist support backrest and a cushion of a waist support cushion are fixed into a whole, and when the waist and the abdomen of a person swing back and forth for exercise, the waist support backrest cannot support the waist and the abdomen all the time, so that the auxiliary supporting exercise effect cannot be achieved. A waist protecting seat cushion comprises a seat cushion provided with a seat cushion hinge part; the waist support backrest is provided with a backrest hinging part rotationally connected with the cushion hinging part; and the torsional spring is arranged between the cushion hinging part and the backrest hinging part. According to the utility model, a person sits on the cushion and leans against the waist support backrest, and when the waist and the abdomen of the person adjust the sitting posture forwards or backwards, the waist support backrest can be adaptively adjusted forwards or backwards according to the sitting posture of the person by utilizing the elastic force of the torsion spring, so that the waist support backrest can be always attached to the waist and the abdomen of the person to support the waist and the abdomen of the person to a certain extent; and the waist protection effect is achieved.

The invention discloses a seat adjusting method, a user side of a seat is provided with a plurality of air bags, and the adjusting method comprises the following steps: acquiring pressure applied to the plurality of air bags after a user sits on the seat; and the inflation volume of the multiple air bags is adjusted according to the change of the pressure applied to the multiple air bags. According to the adjusting method of the seat, the inflation volume of the air bags is adjusted according to the change of the pressure applied to the multiple air bags, and the supporting effect of the air bags of the seat can be automatically adjusted according to the weight, the sitting posture and the like of the user, so that the most comfortable and healthy sitting posture experience is provided. And adjustment can be carried out according to the real-time physiological state and the sitting posture change of the user, the intelligent and personalized adjustment function is achieved, the comfort of the user is improved, and discomfort of the user caused by long-time use is avoided.

The invention discloses an intelligent teaching management system based on IOP Internet of Things, and relates to the technical field of teaching management, the intelligent teaching management system comprises an object identification terminal, a sitting posture judgment terminal, a teaching management terminal and a voice amplification level module, a three-dimensional numerical value of a student is obtained through a three-dimensional scanner, whether the numerical value of the student corresponding to a serial number is abnormal or not is detected in real time, and the teaching management terminal is started. Through real-time tracking of sitting postures of students and measurement of basic data of the sitting postures, whether the sitting postures of the students are standard or not is judged, the lecture attending states of the students during teaching management are monitored in real time, character conversion is performed on voice answered by the students through the voice conversion module, whether the answered content is correct or not is judged, and the teaching management effect is monitored in real time. According to the intelligent teaching management system based on the IOP internet of things, voice reminding can be carried out on students leaving the designated positions of the seats, the teaching management effect is improved, the students with abnormal sitting postures can be conveniently reminded and corrected, the intelligence of the teaching management system is enhanced, the class attending state of each student can be monitored in real time, and the teaching difficulty is reduced.

The embodiment of the invention provides a sitting posture human spine stability evaluation method and device in a vibration environment. The method comprises the steps of obtaining current human spine sitting posture data; performing curve calculation on the human spine sitting posture data to obtain a corresponding score; and generating a corresponding human spine report based on the score. According to the method, the curve graph corresponding to the spine sitting posture data of the human body is analyzed and calculated, the corresponding human body spine report can be generated in combination with the correlation index between the trunk and the pelvic bone, and the sitting posture human body spine is evaluated according to the report. And the stability of the human body sitting posture spine is calculated and evaluated, so that the detection efficiency and accuracy of the human body spine movement mode and data are improved.

The invention discloses a supervising and prompting device suitable for concentration and body posture of children, and belongs to the technical field of sitting posture supervising and prompting devices. The device comprises a loading base, a transverse moving frame is arranged in one end of the loading base, an adaptive sealing table wrapping the transverse moving frame is arranged at one end of the loading base, and a sliding sleeve piece located above the transverse moving frame is arranged in the center of the top of the adaptive sealing table; the distance between the seat and the table is automatically adjusted by adjusting the air cylinder and the transverse moving frame, the sitting posture is kept controllable, and the correct sitting posture is exercised; an adjustable inflatable waist pillow and a neck pillow are arranged, the body posture is assisted, the sitting posture stability is enhanced through correction straps, a monitoring camera and a pressure and distance measuring sensor are utilized, data are collected in real time and uploaded to the cloud for analysis, intelligent supervision is conducted, abnormal sitting postures are fed back, and when an alarm is given, the safety is ensured through a movable sleeve frame and a pressure-resistant air bag, and the distance measuring and pressure sensor; and forming a protection mechanism.

The utility model discloses a back-separated supporting office chair, and relates to the technical field of office chairs, the angle between a bottom plate and a back plate is 100-120 degrees, the requirement of human engineering is met, the back plate conforms to the natural curve of a human body, good waist and back support is provided for a user, and the correct sitting posture can be maintained; through the arrangement of the back separating structure and the addition of the back separating supporting technology, the sides, close to each other, of the two large back cushions make contact, the back of the human body can be wrapped after the back of the human body is attached, the two small back cushions are matched to wrap the two sides of the human body, the comfort degree is improved, and the fatigue feeling is relieved.

The invention discloses a spine form prediction method and device for driving digital human model construction, and relates to the field of driving digital human model construction, and the method comprises the steps: obtaining first scanning data when a driver keeps a sitting posture on a seat with a hole in a backrest for three-dimensional scanning; four-limb marking points and a body marking point are arranged on the body of the driver; acquiring second scanning data when the driver keeps the standing posture to perform three-dimensional scanning; acquiring third scanning data when the driver keeps the sitting posture on the driving seat to perform three-dimensional scanning; according to the first scanning data, the second scanning data and the third scanning data, a geometrical shape alignment technology and a coordinate system conversion technology are applied, and the spine form of the driver when the driver keeps the sitting posture on the driving seat is predicted; the spine form can be accurately predicted, and the problem that the spine form cannot be accurately measured due to shielding of a driving seat is solved.

The utility model discloses a backrest assembly which comprises a backrest, a linkage support, a first supporting component and a second supporting component, and the linkage support is located on one side of the backrest and rotationally connected with a base of a seat. One end of the first supporting component is movably connected with the backrest, and the other end of the first supporting component is rotationally connected with the linkage bracket; one end of the second supporting member is rotatably connected with the first supporting member or the backrest, and the other end of the second supporting member is connected with the base. According to the backrest assembly of the seat, when the backrest is subjected to pressure towards the rear side of the seat, the backrest can move relative to the first supporting component, the linkage support and / or the base through movable connection of the first supporting component and the backrest, so that when a user uses the seat, and the back and / or the waist of the user exert force on the backrest to adjust the sitting posture, the user can conveniently adjust the sitting posture. The backrest can adaptively move along with adjustment of the sitting posture of the user so as to be better attached to the back and / or the waist of the user, better supporting is achieved, and the use comfort of the seat is improved.

The invention discloses a Parkinson degree identification system based on a UPDRS scale, and the system comprises a camera module which is used for shooting a video and converting the video into a format for analysis; the visual analysis module is used for acquiring key points of each frame of image in the video and analyzing the key points to generate probability scores serving as function evaluation indexes; and a fusion analysis module. According to the system, the visual analysis module analyzes portraits in videos, and compared with manual evaluation according to experience, the system can quantify identification standards, shorten the diagnosis time of doctors on illness conditions, reduce subjective errors and improve the accuracy of results; visual analysis is carried out on the video, a machine learning and deep learning method is applied, judgment of a doctor on the severity degree of the Parkinson's disease based on a UPDRS scale is quantified, and the severity degree of the Parkinson's disease is judged by analyzing the sitting posture, the hand tremor under the standing posture, the muscle stiffness state during standing up, the walking pace and the arm swinging action of the portrait in the RGB video. And automatic evaluation of the Parkinson's disease is realized.

There is provided a dynamic and proactive system for supporting sitting while detecting and changing sitting postures of a user and method of operation thereof. The system including a frame, a plurality of supports, each configured to support a different body part, and a plurality of joints each configured to move independently of or together with any other of the joints, each of the supports is connected to the frame via a corresponding joint, at least one of the joints is a two dimensional joint which enables a change in angle between the frame and a corresponding support. Each one of the plurality of supports is configured to move with respect to the frame or to another support, thereby enabling any changes in sitting postures of the user. The system comprises sensors, which based on their readings, the system detects user postures and suggests or creates posture changes.

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.

To improve the stability of a posture when seated by improving the supporting property of the pelvis.　A seat structure (1) has a support plate (43) that is biased forward as a pelvis support mechanism (4), and supports the pelvis of the seated person. The physiological curvature of the spinal column is easily maintained, and the shoulder blades are easily brought into contact with the upper part of the backrest, allowing the stable seating posture to be easily maintained. The support plate (43) is biased forward and is configured to be displaceable in a rotation direction in a plan view, that is, in a rotation direction centered on the torso of the seated person. During the ride, the pelvis and the shoulder blades are suppressed from being significantly separated from the backrest, enhancing the stability of the posture.

The invention provides a multifunctional squatting pan for old people. The multifunctional squatting pan comprises a base, a guide seat, a driving assembly and a transmission assembly. The driving assembly is controlled to drive the guiding base to move downwards, so that the sitting plate supports the old people to be converted from the standing posture to the sitting posture and then to the squatting posture, and the driving assembly is controlled to drive the guiding base to move upwards, so that the sitting plate supports the old people to be converted from the squatting posture to the sitting posture and then to the standing posture. Therefore, squatting and standing of the old people during defecation can be assisted conveniently, comfort and safety of the old people during defecation are improved, the old people can be supported through the cushion to change postures from standing postures to sitting postures to squatting postures or from squatting postures to sitting postures to standing postures only by controlling the guide seat to move downwards or upwards, operation is easy and convenient, and practicability is high. When the height of the guide seat is lower than the sitting height, the height of the seat cushion can be adjusted according to the requirements, so that the squatting height can be adjusted, different old people can conveniently use the device, and the practicability of the device is improved.

A skeleton point extraction unit (102) that extracts skeleton points of an occupant based on an image capture, a correct sitting determination unit (104) that determines whether a state of a posture of the occupant is a correct sitting state based on status information about a status of the vehicle or the occupant, a feature calculation unit (105) that determines whether the skeleton points of the occupant extracted by the skeleton point extraction unit (102) are correct sitting skeleton points extracted based on the image capture in which the occupant was recorded in the correct sitting state, and in a case that the skeleton points of the occupant extracted by the skeleton point extraction unit (102) are correct sitting skeleton points, calculates a body structure determination feature based on the information about the correct sitting skeleton points,and a body type determination unit (107) is provided which judges the body type of the occupant based on the body type determination feature.,