32 results about "Pubis symphysis" patented technology

Systems and methods use an implantable pulse generator system for neuromodulation stimulation to treat sexual dysfunction by the unilateral or bilateral stimulation of the left and/or right branches of the dorsal genital nerves using one or more leads and electrodes implanted in adipose or other tissue in the region at or near the pubic symphysis. A neuromodulation stimulation waveform includes at least a variable frequency component and/or a variable duty cycle component and/or a variable amplitude component and/or a variable pause component to ward off habituation.

Systems and methods treat urologic dysfunctions by implanting a lead and electrode in a tissue region affecting urologic function, and implanting a pulse generator in an anterior pelvic region remote from the electrode. Bilateral stimulation of the left and/or right branches of the dorsal genital nerves using a single lead implanted in adipose or other tissue in the region at or near the pubic symphysis is able to treat urinary incontinence.

The improved positioning device, for use in hip, pelvis or bariatric surgery, securely and safely supports a morbidly obese patient lying in the lateral decubitus position at one side of an operating table so the surgeon may stand close to the anterior side of the patient. The support device includes a double-ended bracket having a pair of oppositely positioned padded end portions secured to an angular bracket post adapted to securely mount to an operating table via a question mark-shaped bracket. The angular bracket arm vertically adjusts to support the patient on one side, with the padded end portions applied to bony prominences such as the symphysis pubis and the lower side anterior superior iliac spine. The support device is used in combination with a posterior pelvic support plate, and a pair of anterior-posterior chest support plates to retain the patient in a secure and stable manner during surgery.

The invention relates to a system for measuring an abduction angle and an anteversion angle in total hip arthroplasty. The system comprises a pelvic coronal plane positioning device and a measuring device for measuring the abduction angle and the anteversion angle, wherein the pelvic coronal plane positioning device is used for achieving positioning and stabilization of three points from bilateralanterior superior iliac spines to pubic symphysis of a patient, then the pelvic coronal plane positioning device is removed from the patient's body, and a steinmann pin for positioning on the pelviccoronal plane positioning device is retained on the patient's body, so that the coronal plane of the patient's body is perpendicular to the ground and the longitudinal axis of the body is parallel tothe ground. The system has the advantages that existing artificial empirical physical estimation and cumbersome imaging equipment measurement methods are overcome; the design structure is simple; theoperation is simple; the angles are accurately measured during surgery; the grasp is easy during the surgery; the surgical risk is not increased; no additional economical burden on the patient is generated; wide clinical practicability is realized; the acetabulum anatomical anteversion angle and the anatomical abduction angle of artificial bones can be quickly determined; the accuracy and efficiency of the surgery are improved.

The invention discloses a testing method for lumbar vertebra stretching and buckling angles. The stretching and retracting angles comprise a stretching-position stretching angle alpha1 and a buckling-position buckling angle alpha2, an included angle between a plane built by upper portions of the mesosternum and the sacrum of a testee and a perpendicular plane is the stretching-position stretching angle alpha1, an included angle between a plane built by upper portions of a symphysis pubis position and shoulder blades on two sides of the testee and a perpendicular plane is the buckling-position buckling angle alpha2, a horizontal measuring device and a perpendicular measuring device are fixed or shifted to measure the alpha1 and the alpha2 of the testee. The invention further discloses application of the testing method in lumbar vertebra functional-position radiography. The functional positions of the lumbar vertebrae of patients can be determined by adjusting the horizontal measuring device and the perpendicular measuring device according to lumbar vertebra stretching and buckling angle values of different individual patients, subjective randomness of the patients when the lumbar vertebra functional positions are fixed is reduced, and the radiographic quality of the lumbar vertebra functional positions is guaranteed.

The invention discloses a novel symphysis pubis dissection bone fracture plate and a design method thereof, and relates to the field of medical apparatus and instruments. The novel symphysis pubis dissection bone fracture plate comprises a bone fracture plate main body, the two ends of the bone fracture plate main body are connected with two bone fracture plate supporting arms, six first oval common screw holes are formed in the bone fracture plate main body in a penetrating mode, two first round locking screw holes and a second oval common screw hole are formed in each bone fracture plate supporting arm in a penetrating mode, a plurality of first pre-bending grooves are formed in the side face of each bone fracture plate supporting arm, a side arm structure is fixedly connected to the side face of the bone fracture plate main body, and the bone fracture plate main body, the bone fracture plate supporting arms and side arms are integrally designed. According to the novel symphysis pubis dissection bone fracture plate and the design method thereof, the pelvis anterior ring injury can be stereoscopically fixed by means of the cooperative use of common screws and locking screws, and the fixing stability is greatly improved; and the bone fracture plate can assist the pelvis anterior ring in fracture reduction, shorten the operation time, reduce the operation wound and promote the accelerated rehabilitation of a patient through different designs of the size and the shape of the bone fracture plate.

The invention discloses a parturition navigation curve generation method. The method comprises the following steps that coordinates of the upper margin and lower margin of the pubic symphysis on an ultrasound image are obtained; according to a predictive constraint relationship, coordinates of guiding points on the ultrasound image are calculated in sequence; the guiding points on an ultrasonic scanning plane are connected in sequence to generate a parturition navigation curve. The invention discloses a fetal head position calculating method. The method comprises the following steps that the parturition navigation curve is generated on the ultrasound image; scale values of the guiding points are distributed in sequence; in the ultrasound image, the scale corresponding to the intersection point of the outline of the fetal head and a delivery guiding curve is the position of the fetal head. The invention also provides a fetal head position calculating device. The device is characterizedby comprising an ultrasonic imaging acquiring module, a feature point marking module and a data processing module. The fetal head position calculating method and device can more conveniently and objectively calculate the position of the fetal head and provide a basis for clinical decision-making.

The invention discloses a pelvis model-based parturition axis construction method, which comprises the following steps of: obtaining three-dimensional coordinates of a pubic symphysis upper edge, a pubic symphysis lower edge and a lumbosacral datum point of a pelvis of a to-be-tested person, and registering the three-dimensional coordinates with a three-dimensional coordinate system of a standardpelvis three-dimensional model to effectively and quickly obtain the three-dimensional coordinate system; obtaining three-dimensional coordinates of a pelvis entrance plane center point, a middle pelvis plane center point and a pelvis exit plane center point; and converting the three-dimensional coordinates of the pubic symphysis upper edge, the pubic symphysis lower edge, the pelvis inlet plane center point, the middle pelvis plane center point and the pelvis outlet plane center point into the coordinates of the three-dimensional coordinates on the ultrasonic image to obtain the coordinates of the production axis corresponding to the three-dimensional coordinate system of the pelvis three-dimensional model of the to-be-tested person on the ultrasonic image. The parturition axis construction method has the advantages of being easy to operate, high in accuracy, free of harm to pregnant women and fetuses and the like, and clinical application and popularization are facilitated.

The invention relates to a suprapubic bladder auxiliary compression system. The suprapubic bladder auxiliary compression system comprises a mechanical arm, a fixing device, a main machine, a guide wire, a silicon rubber case and an operation keyboard; the mechanical arm is composed of a telescopic rod, a large arm, a telescopic arm, a hydraulic air cylinder, a direction adjusting rod and an ergonomic hemisphere; the fixing device is composed of a connecting tube, a plate fixture, a rod fixture, a rotating wheel, a plate fixture pressing plate and a rod fixture pressing plate; four bottom wheels are connected to the lower end of the main machine fixedly, and a handle is mounted on the front surface of the main machine; an operation interface is arranged at the upper end; a power supply switch is mounted on the right side of the operation interface, and a rocker is mounted on the upper part of the power supply switch; and a magnetic area is arranged on the right surface of the main machine, and the magnetic area is adsorbed with the operating keyboard. The suprapubic bladder auxiliary compression system has the advantages that in transurethral resection of bladder tumor, the cranialvesicular wall of the bladder can be pressed above the pubic symphysis instead of an assistant, and thus transurethral resection of bladder tumor can be completed by a main operator alone.

The invention relates to a pelvis tensioner. The pelvis tensioner structurally comprises a C-shaped connecting frame, two pelvis front positioning assemblies and two pelvis rear positioning assemblies; each pelvis front positioning assembly comprises a front fixing piece, a tensioning needle and a front connecting piece, wherein the front fixing piece is fixed at a pubic symphysis position, the tensioning needle is of a screw rod structure with a ball head at the bottom end, and the bottom end of the tensioning needle is connected with an upper spherical pair of the front fixing piece; each pelvis rear positioning assembly comprises a rear fixing piece, a positioning column and a rear connecting piece, wherein the rear fixing piece is fixed at the iliac crest position of the pelvis on thecorresponding side, the bottom end of the positioning column is fixedly connected with the top end of the rear fixing piece, and the front connecting piece and the rear connecting piece are both positioned at the corresponding positions of the C-shaped connecting frame. The pelvis tensioner has the advantages of simple structure, convenience in use, small operation wound surface and suitability for popularization and application.

The invention provides a 3D display method for fetal head postures, which comprises the following steps: acquiring ultrasonic images of upper and lower edges of symphysis pubis of a patient and a fetal head, and calculating a corresponding fetal pre-exposure position based on the ultrasonic images; carrying out primary identification on the ultrasonic image, and determining a corresponding identification mode; determining a first three-dimensional coordinate value corresponding to a first feature point in the pelvis of the patient in a magnetic field coordinate system on the basis of the positioning sensor and the fetal advance exposure position; the recognition feature points are converted into a magnetic field coordinate system where the pelvis is located, and a second three-dimensional coordinate value corresponding to each recognition feature point in the magnetic field coordinate system is obtained; determining attitude angles (including an azimuth angle, a pitch angle and a rotation angle) of the fetal head; constructing a corresponding complete three-dimensional head basin model and transmitting the model to a display device for display; the method is used for accurately measuring the azimuth posture and position of the fetal head and displaying the azimuth posture and position through a 3D visualization technology, the method is more visual and vivid, and the delivery difficulty and process are accurately and visually judged without depending on the experience of doctors.

The invention provides a positioning device and method for an anterior inferior spine, and belongs to the technical field of medical instruments. The positioning device comprises a supporting frame, apositioning rod, a positioning body, a fastening assembly and a fixing assembly; the supporting frame at least comprises a first support and two second supports, the positioning rod is arranged on one second support, and the axis of the positioning rod is used for being parallel to the intersecting line of a second reference plane and a sagittal plane; the positioning body is rotationally connected with the positioning rod; the fastening assembly is arranged on the positioning rod; and the fixing assembly is connected with the positioning rod and the supporting frame. According to the device,the second supports on the supporting frame abut against anterior superior iliac spines on two sides, and the first support abuts against pubic symphysis; the positioning rod and the supporting frameare connected through the fixing assembly, so that the axis of the positioning rod is parallel to the intersecting line of the second reference plane and the sagittal plane, the positioning body rotates with the axis of the positioning rod as an axis, and the position of the anterior inferior spine is conveniently determined; and the fastening assembly on the positioning rod can fix the positioning body.

Implantable devices for fixation of curved bones 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 using a shape locking section. The implantable devices further include 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.

The inventive subject matter is directed to a computing platform configured to execute one or more automated artificial intelligence models, wherein the one or more automated artificial intelligence models includes a neural network model, wherein the one or more automated artificial intelligence models are trained on a plurality of radiographic images from a data layer to detect a plurality of anatomical structures or a plurality of hardware, wherein at least one anatomical structure is a pelvic teardrop and a symphysis pubis joint; detecting at a plurality of anatomical structures in a radiographic image of a subject, wherein the plurality of anatomical structures are detected by the computing platform by the step of classifying the radiographic image with reference to a subject good side radiographic image; and constructing a graphical representation of data, wherein the graphical representation is a subject specific functional pelvis grid; the subject specific functional pelvis grid generated based upon the anatomical structures detected by the computing platform in the radiographic image. Various types of functional grids can be generated based on the situation detected.

The invention discloses a wearable fetal position fixing device used after external version for an abnormal fetal position. The wearable fetal position fixing device comprises a trouser body, two fetal head fixing parts located on the pubic symphysis of a pregnant woman, and a waistband used for supporting the abdomen of the pregnant woman, wherein two fetal head fixing parts are located at two sides of a fetal head respectively and used for fixing the fetal head; the fetal head fixing parts are arranged at the inner side of a front trouser body of the trouser body; the waistband is tied on the trouser body; and the front part of the waistband is connected by bypassing the abdomen. By adoption of the above-mentioned structure, after a pregnant woman with an abnormal fetal position is subjected to external version, in order to prevent the situation that the fetal position of a fetus shifts again to cause difficult eutocia, the pregnant woman wears the trouser body, and two fetal head fixing parts are fixedly arranged on the pubic symphysis of the pregnant woman, so the fetal head part of the fetus can be fixed. Due to the external waistband, the abdomen of the pregnant woman can besupported, so pressure on the abdomen of the pregnant woman is reduced; meanwhile, pubis separation can be prevented, so the problems of pain and the like caused by excessive high pressure on pubis symphysis in the later period of pregnancy of the pregnant woman are relieved.

The invention provides a calculation method and an operation system for correcting pelvic bone based on left and right anterior superior spine and pubis combined central points, and the method comprises the steps: marking the pelvic bone on a CT original image, and marking the left and right anterior superior spine and pubis combined central points on a pelvic bone 3D model segmented by a neural network; and the pelvic bone is rotated around the X axis, the Y axis and the Z axis for three times in any sequence so as to be corrected, so that the auxiliary preoperative planning of a surgical robot is facilitated. When the neural network is used for automatic segmentation, an original image file obtained after normalization and binarization processing is conducted on an input original image is input into the network model stored before to be trained. Wherein for the part with the channel number of 32, while the channel number is kept unchanged, add is used instead of concat, so that the information amount under the features of the image at the moment is increased, the parameter and calculation overhead can be saved, and the final image classification is facilitated.

The invention discloses a pubic symphysis dissection type vertical locking bone plate. The bone plate is mainly applied to pubic symphysis separation caused by trauma and placed in front of and on theupper edge of pubic symphysis during open reduction treatment of pubic symphysis separation with pubic symphysis anterior approach (Pfannenstiel incision) to achieve the treatment purposes of anatomical reduction and internal fixation reinforcement.

The invention relates to a sacrum and pubis bilateral osseointegration semi-pelvic prosthesis which comprises a sacrum side component, a pubis side component and an acetabulum component connecting the sacrum side component and the pubis side component, and the sacrum side component, the pubis side component and the acetabulum component are of an integrated structure. A pubis screw hole, a sacrum transverse screw hole and a sacrum dorsal side screw hole are formed in a pubis joint face, a sacrum ear-shaped face section and a sacrum back face respectively, a pubis screw is implanted into the opposite side pubis through the pubis screw hole, and a sacrum transverse locking micropore screw is transversely implanted into the sacrum in a first sacrum vertebral body and a second sacrum vertebral body through the sacrum transverse screw hole. A sacrum dorsal screw is horizontally implanted into the sacrum from the dorsal side to the ventral side above the sacrum wing through the sacrum dorsal screw hole and the first sacral hole and the second sacral hole; a plurality of soft tissue attachment points are arranged on the sacrum side component and the pubis side component. The pubic symphysis is formed by utilizing the pubic lateral component, a complete pelvic ring structure is formed, shear stress can be effectively resisted, and stability and patient prognosis are good.

The invention relates to a spine stretching fatigue-restraining weight-bearing support. The spine stretching fatigue-restraining weight-bearing support comprises an inner column, a left inner column,a left shoulder arm, a left wall bolt, a left hip arm, a right column, a right shoulder arm, a right wall bolt, a right hip arm, an upper edge, a rear edge, a top plate and a lower edge; Upper edge belts are arranged on the left shoulder arm of the left column and the right shoulder arm of the right column to abut against a sternum handle, rear edge belts and the top plate are arranged on the leftarm bolt and the right arm bolt in middle parts of the left column and the right column to abut against a rear arch top or an easily fatigue position, lower edge belts are arranged on a left hip padbelt of the left column and a right hip pad belt of the right column to abut against pubic symphysis and a lower abdomen part, the upper edge belts, the lower edge belts, the rear edge belts and the top plate are supported to generate a centripetal jacking force at three points at a front part and a rear part, an excessive stretching force overdraft of a vertebral body behind a spine is limited, overload of the vertebral body in front is balanced, strain is reduced, and an elastic function strength is adjusted by changing the inner column, or an ankylosing function support is arranged to enlarge practicability and comfort of applicable groups easily.

The invention relates to the technical field of obstetrical nursing, and discloses an obstetrical symphysis pubis separation pregnant and lying-in woman special nursing auxiliary support which comprises a back plate, the two sides of the back plate are fixedly connected with side positioning plates, the exteriors of the side positioning plates on the two sides are fixedly connected with limiting rings, the exteriors of the limiting rings are rotationally connected with movable rings, and the movable rings are fixedly connected with the back plate. A movable ratchet block is slidably connected into the limiting ring, and a limiting spring is fixedly connected between the movable ratchet block and the limiting ring. The swing arms on the two sides drive the thighs of the patient to be opened towards the two sides, nursing and treatment of medical staff are facilitated, it can be effectively guaranteed that the legs of the patient are kept in a stable state during nursing and treatment, the nursing and treatment effect is improved, the medical staff are prevented from being interfered by actions of the patient, meanwhile, the legs of the patient are kept fixed through the supporting arms and the swing arms, and the medical staff are protected from being injured. The patient does not need to keep a continuous opening force exerting state and can keep a relaxed posture, and the nursing treatment effect is further improved.

A pleasure clasp device may include a dildo having a first end and a second end. The dildo may be coupled to a clasp with a movable coupling. The clasp may have a first arm and a second arm, and the first arm and second arm may be coupled together via a base. The movable coupling may be configured to couple the second end of the dildo to the clasp and to enable the first end of the dildo to be moved relative to the clasp. The clasp may be adapted to be secured to the user by inserting the second arm into the vagina and in contact with the anterior wall of the vagina and by placing the first arm in contact with the clitoral region so that the pubis symphysis region of the wearing user is positioned and held between the first arm and second arm. In this manner, the clasp may grip the pubis symphysis region thereby securing the device to the wearing user in a hands-free manner.