504 results about "Pelvic region" patented technology

The fluid collection devices include a fluid impermeable barrier, a fluid permeable body, at least one attachment pad, and one or more support members extend from the at least one attachment pad into the fluid impermeable barrier. The fluid impermeable barrier at least partially defines a chamber, and an opening configured to be positioned adjacent to a urethra. The at least one attachment pad is spaced from the fluid impermeable barrier and the one or more support members extend from the at least one attachment pad into the chamber. The one or more support members maintain the space between the at least one attachment pad and fluid impermeable barrier while maintaining a shape to the fluid collection device that matches the shape of the anatomical features of the user in the pelvic region. Systems and methods using the same are described.

The invention discloses an unsupervised registration method and system for pelvic reduction surgical navigation, and the method comprises the steps: constructing a three-dimensional reconstruction network model, and completing the training based on a generative adversarial loss function; inputting the intra-operative two-dimensional X-ray image into the three-dimensional reconstruction network model to obtain a three-dimensional intra-operative CT image; respectively segmenting the preoperative CT image and the intraoperative CT image by adopting a MedSAM segmentation model to obtain a preoperative segmented image and an intraoperative segmented image of the pelvis region; key points of the preoperative segmented image and the intra-operative segmented image are determined through a convolutional neural network, the distance between the key points is subjected to minimization calculation according to a closed-form function, and a rigid transformation matrix is obtained through derivation; and registering the intraoperative CT image according to the rigid transformation matrix and the preoperative CT image. Through the technical scheme of the invention, the registration precision and generalization ability are improved, the prediction range of the pose is wider, and good technical support is provided for the rapidness and convenience of surgical navigation.

A system for computer assisted navigation during surgery includes a computer platform that operates to register a target surgical area of a patient. In certain cases, a process includes: obtaining a pre-op CT image of a pelvic region of a patient and intra-operatively obtaining a point cloud data about the pelvic region with a navigated instrument, generating a 3D bone model which excludes non-targeted area such as a femur, and then merging the 3D bone model to the point cloud to register the target surgical area.

A system for computer assisted navigation during surgery includes a computer platform that operates to register a target surgical area of a patient. In certain cases, a process includes: obtaining a pre-op CT image of a pelvic region of a patient and intra-operatively obtaining a point cloud data about the pelvic region with a navigated instrument, generating a 3D bone model which excludes non-targeted area such as a femur, and then merging the 3D bone model to the point cloud to register the target surgical area.

Implantable devices for fixation of curved bone such as the pelvic ring pubic symphysis and acetabulum, and methods for the use of the devices are disclosed. The implantable devices are convertible between a flexible state and a rigid state, and include an elongate structure having a proximal bone interface, a main body, and a distal bone interface. In a flexible state, the devices may be inserted along, and conform to a curved pathway, and in the rigid state, the devices may support the mechanical loads required to fixate a fracture.

A system for computer assisted navigation during surgery includes a computer platform that operates to register a target surgical area of a patient. In certain cases, a process includes: obtaining a pre-op CT image of a pelvic region of a patient and intra-operatively obtaining a point cloud data about the pelvic region with a navigated instrument, generating a 3D bone model which excludes non-targeted area such as a femur, and then merging the 3D bone model to the point cloud to register the target surgical area.

A system for computer assisted navigation during surgery includes a computer platform that operates to register a target surgical area of a patient. In certain cases, a process includes: obtaining a pre-op CT image of a pelvic region of a patient and intra-operatively obtaining a point cloud data about the pelvic region with a navigated instrument, generating a 3D bone model which excludes non-targeted area such as a femur, and then merging the 3D bone model to the point cloud to register the target surgical area.

Automatic pool cleaning device (100, 600, 1300) comprising a housing (110, 610, 1310) and a filter component (120, 620, 1320), wherein a water inlet (111, 611, 1311) and a first water outlet (112, 612, 1312) are provided on the housing (110, 610, 1310), characterized in that the interior of the housing (110, 610, 1310) comprises a first chamber (130, 630, 1330) and at least one second chamber (140, 150, 640, 650, 1340, 1350) which is separated from the first chamber (130, 630, 1330), and that the water inlet (111, 611, 1311), the first chamber (130, 630, 1330) and the first water outlet (112, 612, 1312) are in communication and form a water flow channel (1314), and the filter component (120, 620, 1320) is arranged in the water flow channel (1314).

The invention discloses a calculation method and system for the optimal placement orientation of an acetabular cup in a total hip joint operation, and belongs to the field of surgical instruments. The calculation method comprises the steps that CT data of a patient is obtained, a three-dimensional model is constructed, point locations in the three-dimensional model are recognized, a three-dimensional coordinate system is established according to a pelvis mark point and a femoral head rotation center point, and the optimal placement orientation of the acetabular cup is calculated; and determining the initial position of femoral motion according to the femoral head rotation center point and the femoral mark point. And drawing a space femoral neck movement range according to the femoral form and a preset hip joint movement range. The centroid of the curved surface is calculated based on the space femoral neck movement range, the rotation center point of the femoral head serves as the starting point and extends towards the centroid to form a ray, and the orientation of the ray in three-dimensional coordinates serves as the optimal placement orientation of the acetabular cup. According to the method, the individualized thighbone shape and the joint movement range of a patient are considered, the optimal acetabulum orientation is given according to different prostheses, and a definite operation target and guidance are given to an operator, so that the dislocation risk after hip replacement is reduced, and the acetabular cup placement reliability is greatly improved.

A patient support system may include a pelvic bolster assembly and a thoracic bolster assembly. Each of the assemblies may be attached to a conventional surgical table frame by the surgical table frame's longitudinal rails. A plurality of adjustment mechanisms and components are provided to allow for easy and safe manipulation of a patient before and during surgery.

The invention belongs to the technical field of image recognition, and discloses a pelvic medical image automatic segmentation model based on global-local feature optimization. According to the model, an efficient non-local attention mechanism and a double attention mechanism are combined, global anatomical structure understanding and local fracture feature extraction are collaboratively optimized, and a three-level optimization strategy is adopted to achieve collaboration of anatomical constraint and pathological response. Specifically, the efficient non-local attention mechanism can enhance the global perception ability of the model and help the model to better understand a complex pelvic anatomical structure; and the double attention mechanism is helpful for the model to pay attention to details of a local area, such as changes of a fracture edge and a lesion area, so that the segmentation precision is improved. Meanwhile, according to the scheme, a mixed loss function combining label distribution perception loss and a surface supervision strategy is provided, the segmentation precision of an edge region is optimized through a guide network, the probability of missing detection and misjudgment is reduced, and then the robustness of the model in a complex pathological state is enhanced.

A tipless saddle with pelvic support arrangement includes a saddle body, a rigid bottom base and a rail frame. The saddle body has a front pelvic support portion, a concave central recess extending from a rear end of the saddle body to the front pelvic support portion, and two buttock support surfaces gradually and symmetrically extended sidewardly and upwardly from two longitudinal sides of the central recess respectively, wherein the two buttock support surfaces have two curved retention surfaces inclinedly and upwardly extended to two tips of two sides of the saddle body respectively and symmetrically, wherein the front pelvic support portion and two front portions of the two buttock support surfaces integrally form a pelvic support arrangement of the tipless saddle. The rigid bottom base is coupled to an underside of the saddle body and the rail frame is secured to the bottom shell for mounting a saddle clamp.

The invention discloses a method for placing a dummy in a large-inclination-angle lying posture. The method comprises the steps that S1, a backrest angle coordinate, a cushion angle coordinate and an H-point coordinate mean value of a test seat at a target position are obtained; s2, keeping the included angle between the backrest and the cushion unchanged, rotating the test seat around the first mark point until the cushion angle of the test seat reaches a preset angle, and defining the posture as a cushion angle standard position posture; s3, acquiring a backrest angle and a second mark point coordinate under a cushion angle standard position posture, and calculating a cushion angle standard position posture reference pelvic angle; s4, calculating a corner difference of a cushion angle standard position posture and a target position reference pelvic angle; s5, keeping the included angle between the backrest and the cushion unchanged, and rotating the test seat around the first mark point until the second mark point, the backrest angle and the cushion angle return to the target position; s6, calculating a dummy target pelvic angle; and S7, placing the dummy on the test seat. The problems that errors exist in automobile safety evaluation data of the dummies in the large-dip-angle lying posture, and evaluation is not accurate are solved.

Systems and methods for impingement analysis are disclosed herein. A method includes receiving a three-dimensional model of a human anatomy comprising a spinopelvic joint; receiving input related to a spinopelvic condition of a patient; determining at least one of a sacral slope or a lumbar lordosis of the patient based on the input; classifying the spinopelvic condition of the patient based on at least one of the sacral slope or the lumbar lordosis in a plurality of positions; modifying the three-dimensional model based on the spinopelvic condition and a placement of an implant; performing at least one simulation of one or more activities with the modified three-dimensional model; and displaying an impingement analysis on a display device based on the at least one simulation.

The invention discloses a pelvic image deformable registration method and system based on multi-scale dynamic convolution fusion, and belongs to the technical field of medical image registration. Obtaining a pelvis CT image; inputting the pelvis CT image into a DKF-Block module for feature extraction, and obtaining the large-range features of the pelvis image; and inputting the large-range features of the pelvic image into an SCC-Block module for fusion to obtain a fusion result. According to the method, the problems of long consumed time, limited registration precision and the like of a traditional free form registration algorithm are effectively solved, and meanwhile, the limitation of a deep learning registration network in the aspects of receptive field range and large-displacement deformation feature capture is overcome. By capturing and fusing feature information on different scales, the method can better perceive and represent large-range deformation, thereby laying a solid foundation for subsequent automatic planning of a pelvic screw channel.

The invention discloses a health early warning management system and method based on physical examination information, and particularly relates to the field of skeleton structure recognition, and the method comprises the steps: constructing a structural posture imaging data set based on a physical examination posture image of a student, extracting three-dimensional structure coordinates of parts, such as a scapula, a spine and a pelvis; and uniformly mapping to a skeleton reference system to calculate a body inclination index, a spine offset rate and a pelvic inclination index. Then, constructing a time sequence of posture structure parameters, and generating a trend feature vector sequence according to academic difference and gradient extraction; and further constructing a posture structure evolution trajectory diagram by taking the structure parameters as nodes and the trend vectors as edge attributes, and capturing a cross-year posture change path of the students. On the basis, all paths are aligned according to ages, the sudden change trend is extracted, the posture deviation high-incidence risk of a specific age group is recognized, and accurate student posture early warning management is achieved.

The present disclosure relates to a frame and patient support, and surgical methods using the frame and patient support. The frame and patient support can be used to support and manipulate the patient prior to, during, and after surgery to articulate the patient's body to facilitate stabilization of the patient's spine. The frame and patient support can be configured for rotation about a rotational axis, and the frame and patient support can include a lower-leg-support, an upper-leg-support, a pelvic-support, a torso-support, and a head-and-arm support for supporting corresponding portions of the patient's body.

The present order refers to a Pelvic Physiotherapy Multipurpose Thermal Accessory. The present invention combines typical functions of a vaginal dilator (when used vaginally) or butt plug with functions of a thermal bag (cold or hot). The effectiveness of the treatment is optimized, as the treatment is much faster compared to products without thermal effect. In addition, the use of this invention combined with heat and cold, as it is the shortest treatment time, encourages the patient to continue with the treatment, significantly avoiding treatment evasion (withdrawal). “MULTIPURPOSE THERMAL ACCESSORY OF PELVIC PHYSIOTHERAPY” (100), characterized by containing flexible body (01), tip (02), limiter (03) of the body (01), cap (04) of the body (01), cavity (05) inside the body (01), material to be inserted (15) in the cavity (05) with thermal properties.

A tipless saddle with pelvic support arrangement includes a saddle body, a rigid bottom base and a rail frame. The saddle body has a front pelvic support portion, a concave central recess extending from a rear end of the saddle body to the front pelvic support portion, and two buttock support surfaces gradually and symmetrically extended sidewardly and upwardly from two longitudinal sides of the central recess respectively, wherein the two buttock support surfaces have two curved retention surfaces inclinedly and upwardly extended to two tips of two sides of the saddle body respectively and symmetrically, wherein the front pelvic support portion and two front portions of the two buttock support surfaces integrally form a pelvic support arrangement of the tipless saddle. The rigid bottom base is coupled to an underside of the saddle body and the rail frame is secured to the bottom shell for mounting a saddle clamp.

The invention provides a pelvic fracture area discrimination method and device based on deep learning, a medium, a program product and a terminal, and aims to improve image quality by acquiring a pelvic area CT image and executing preprocessing operation. And carrying out fracture region discrimination on the preprocessed image to generate one or more fracture discrimination candidate regions. And extracting a vertical central axis of the CT image, and extracting a non-injury area opposite to the fracture area based on the axis. And performing bilateral feature evaluation on the fracture discrimination area and the corresponding non-injury area to generate a clear pelvic fracture area. The problem that subjective judgment and symmetry utilization are insufficient in the prior art is solved, and the accuracy and reliability of fracture detection are improved. The precision of fracture recognition is improved, and the misdiagnosis rate is reduced. In a complex background and a low-contrast environment, the detection effect of the pelvic fracture is obvious. And through comprehensive analysis of symmetry characteristics, the auxiliary ability of clinical decision making is enhanced.

A stretcher including a flexible base panel sized to support a person lying thereon during a rescue or extrication operation. The base panel includes a header end and an opposite footer end, and further includes a plurality of securement straps, a shoulder harness, and a leg harness coupled to the base panel to help restrain the injured person and prevent further injury that may be caused such as by having the person roll off the sides of the stretcher. The leg harness may be configured to function as a junctional tourniquet to minimize blood loss at the pelvic region in the case of severe injury to the person.

The invention provides a pelvis inclination and lower limb posture anomaly detection method based on a body measurement all-in-one machine, and the method comprises the steps: collecting an original image of the body shape of a detected person through a multi-view camera array, carrying out the brightness adjustment and contrast enhancement, obtaining an image fuzzy index, judging the image fuzzy degree through a preset brightness comparison threshold value, and obtaining a detection result. Evaluating to obtain initial ambiguity and setting ambiguity tolerance; if the initial ambiguity exceeds a preset ambiguity threshold, increasing an edge enhancement coefficient to a specified range to obtain an enhanced first image data set; and extracting a pelvic front rake value and a left-right tilt offset from the smoothed angle data, performing vectorization to obtain a feature vector, determining a pelvic tilt state category according to the feature vector, and obtaining a preliminary pelvic tilt state evaluation result.

Featured are urodynamic catheters, intravaginal devices, and intrarectal devices, systems and kits thereof, and methods of using the devices, systems, and kits to observe pelvic floor movements in order to monitor bladder function in order to diagnose, treat, or prevent urinary incontinence disorders, such as urge incontinence and stress incontinence.

A sports rotation swing training system is provided that includes a harness assembly to be worn around the torso of the player that is used with a separate vertical upright structure. The harness assembly comprises a chest / waist band and a generally horizontally projecting stick protruding from the band side. The projecting stick is designed to engage with the separate upright structure upon the player's execution of a swing to provide feedback (auditory, tactile, or electronic) related to the degree of rotation. The chest / waist band can be alternatively positioned by the user at the chest (to practice thoracic rotation) or at the waist (to practice pelvic rotation). In a preferable aspect of the invention, the angle of the projecting stick is adjustable downward from generally parallel to the ground.

The invention is a pelvic floor muscle strengthening device capable of training the pelvic floor muscles inside the body while wearing clothes and exercising in an optimal state according to the body information of the user, and includes a seat body 11, a bearing element 20 to push the pelvic floor muscle P upward, a press-adjusting means 21, detecting means 35, an electric circuitry 42, an input means 40 and a control module 45, and is operated in the manner that if the user's body weight increases, the force or compression pressing on the pelvic floor muscle P also increases.

An improved garment, preferably for infants, young children and people with disabilities, comprises functionality to detach the garment's legs from the upper portion and expose the pelvic area, wherein a caregiver may easily and efficiently change the wearer's diaper without going through effort to take their legs out from the garment's legs, while also continuing to keep the wearer comfortable by having their legs covered and warm during diaper changes.The garment comprises 2 sections; an upper portion with the bottom having the front panel and rear panel separated from each other, and a pair of legs.The middle part of both the front panel and rear panels of the upper portion are secured via a magnetic closure system.The legs can be connected with the bottom of the upper portion via zippers or other garment closures including, but not limited to, buttons, snap fasteners, and hook and eye fasteners.

The invention discloses an improved wedging cage within the sacroiliac (SI) joint and fixation screw(s). The wedging cage is adapted to be positioned between the sacrum and the lilac bone (e.g., the sacroiliac joint), and the wedging cage is effective to receive one or more fixation or axial screws to fasten the wedging cage and secure the wedging cage to the adjacent pelvic bones to provide a combination effect of fusion and / or fixation. Accordingly, the improved fixation screw assemblies promote flexibility and adaptability due to the adjustable head being movable to a locked and unlocked position relative to the screw body when implanted onto a substrate.

A fracture reduction mechanism for minimally invasive pelvic fracture surgery, comprising a support assembly, a drive assembly, a self-rotating clamping assembly, and a healthy side fixation assembly, wherein the drive assembly comprises a synchronous rotation module (21), a first ball screw module (22), a second ball screw module (23), a third ball screw module (24), and an arc guide rail module (33); the mechanism forms a frame-like closed structure through connection with an operating table (1) via bedside rails (2) on both sides of the operating table (1), the support assembly and healthy side fixation assembly are slidably connected with the bedside rails (2). By manually adjusting the linear movement distances and fixed-axis rotation angles of the above mechanism, six degrees of freedom translation and rotation of the pelvic fracture block can be achieved. The mechanism features high rigidity and load-bearing capacity, good portability, simple assembly and operation, high motion precision, and its motion center is a virtual point in space, the position of which can be adjusted according to patient position and fracture type, providing convenience for surgery.

The invention discloses a motion similarity dynamic evaluation method and system fusing IMU pelvic postures and DTW, and belongs to the technical field of rehabilitation medicine. The method comprises the following steps: acquiring a spine rehabilitation training action video and IMU sensing data; performing key information extraction on the spine rehabilitation training action video and the IMU sensing data to obtain frame-level key information; performing similarity calculation according to the frame-level key information to obtain a video frame similarity score; aligning the spinal rehabilitation training action videos based on a DTW algorithm according to the frame-level key information and the video frame similarity score, and calculating to obtain a final similarity total score; and according to the frame-level key information and the final similarity total score, calculating to obtain a final action similarity total score. The rehabilitation training guidance efficiency can be improved, accurate deviation positioning helps a patient and a physiotherapist to quickly understand the root of an action problem and carry out more targeted correction training, and therefore the rehabilitation efficiency and effect are improved.