44 results about "Sacral Bone" patented technology

The invention of the gradient porous structured sacral prosthesis and the manufacturing process aims to create an alternative replacement for bone loss in patients who require bone replacement. The gradient porous structured sacral prosthesis consists of an artificial bone fragment, a metal rod, and a set of screws for fixing the fragments. The manufacturing process consists of seven steps: Identifying the position and boundaries of the bone, First-step topology optimization, Second-step topology optimization, Defining the structural pattern and unit cell size, Designing the artificial bone implant, Mechanical performance testing of the implant, and Fabrication of the sacral implant. The devices and processes according to the present invention are clearly sequenced and characterized. Modification or change in the manufacturing sequence or use may reduce the capabilities of the present invention or make it unusable for the purposes of the present invention.

The application relates to a three-dimensional adjustable bone-integrated half-pelvis prosthesis, which comprises a split assembled customized sacrum bone-integrated base, an acetabular cup assembly, a customized pubic bone-integrated base, a sacrum side pelvis ring support assembly and a pubic side pelvis ring support assembly; one end of the customized sacrum bone-integrated base is connected with the sacrum, and the other end is connected with the acetabular cup assembly through the sacrum side pelvis ring support assembly; one end of the customized pubic bone-integrated base is connected with the healthy pubic bone, and the other end is connected with the acetabular cup assembly through the pubic side pelvis ring support assembly; when the acetabular cup assembly, the sacrum side pelvis ring support assembly and the pubic side pelvis ring support assembly are assembled, the anteversion angle of the acetabular cup assembly can be adjusted relative to the sacrum side pelvis ring support assembly and the pubic side pelvis ring support assembly. The half-pelvis prosthesis and the pelvis of the patient constitute a complete and stable pelvis ring structure, the stability of the half-pelvis prosthesis is improved, and the accuracy and convenience of the prosthesis installation during the operation are greatly improved.

This invention provides a pelvic floor support structure model and modeling method based on three-dimensional data to assist in judging the condition of pelvic floor ligaments and to perform physical simulation. To solve the above-mentioned technical problems, this invention provides the following technical solution, including: a bone structure, which includes the hip bone and the coccyx, which together form a pelvic support structure, with the inner side of the hip bone and the coccyx forming the pelvic space; an organ structure, which includes the following model structures, including models of the uterus, bladder, vagina, and rectum located in the pelvic space; and a ligament structure, which includes the cardinal uterine ligament connecting the uterus to the hip bone, the uterosacral ligament connecting the uterus to the coccyx, and the round uterine ligament, which connects one end to the upper end of the uterus and extends obliquely upward at the other end.

The invention relates to the technical field of ultrasonic image processing, in particular to an ultrasonic image processing method for epidural anesthesia localization, and the method comprises the steps: collecting a preset number of frames of sagittal plane ultrasonic images of a lumbar region through longitudinal scanning, and recognizing a sacrum spinous process possible region from each frame of sagittal plane ultrasonic image; performing sacrum feature analysis processing on each sacrum spinous process possible region, and screening out a target sacrum region based on sacrum feature indexes; performing spinous process characteristic analysis processing on the sacrum spinous process possible area; identifying an L4 spinous process region and an L3 spinous process region based on spinous process characteristic indexes corresponding to the sacrum spinous process possible region; and performing transverse scanning based on a region between the L4 spinous process region and the L3 spinous process region, and performing epidural space region identification on the cross section ultrasonic image. By processing the sagittal plane ultrasonic image, the epidural space area identification is realized, and the accuracy of epidural space area identification is improved.

A system for restricting flexion of a spinal segment in a patient comprises a constraint device having a tether structure and a compliance member coupled with the tether structure. The tether structure is adapted to be coupled with a superior spinous process and a sacrum. The system also includes an anchor member that is anchored to the sacrum. The anchor member has an attachment feature that is adapted to couple with the constraint device.

The invention provides a sacrum prosthesis which comprises a main body part used for being connected with a sacrum or a vertebral body; the first connecting block is used for being connected with a first hip bone and is spaced from the main body part; the second connecting block is connected between the main body part and the second hip bone, and the second connecting block is adjustably arranged around the horizontal axis relative to the main body part; the fixing piece is connected between the main body part and the second connecting block; the first rotation stopping part is arranged on the main body part; and the second rotation stopping part is arranged on the second connecting block, and the second rotation stopping part can be in rotation stopping fit with the first rotation stopping part. According to the technical scheme, the problem that the sacrum prosthesis is difficult to adapt to different patients in the prior art is effectively solved.

A method of designing a pair of fixation rods for implantation on a patient's spine includes: modelling the spine: determining a corrected vertebrae position; modelling the corrected spine by: realigning the vertebrae in the frontal plane, rotating the sacral plateau in the sagittal plane, modifying angulation in the sagittal plane between the adjacent plates of the discs, changing angulation between one or two vertebrae in the sagittal plane, and modifying the height of each disc; calculating a point cloud passing through the centers of the vertebral bodies; deducing two point clouds on either side of the first, spaced in the frontal plane by the width of the vertebra multiplied by X, and located in the sagittal plane at a distance equivalent to the depth of the vertebra in the sagittal plane multiplied by Y, X and Y being a function of the instrumentation connecting the rod to the spine.

A spinal support system that includes interchangeable bushings (having different degrees of tilt) and a curved sacral segment that has variable settings. The bushings and sacral segment collectively produce variable levels of spinal distraction and may be combined in different ways to generally apply different forces, as selected by a user, onto the spine of a patient.

Examples of implantable medical leads or implantable medical systems with implantable medical leads to be anchored to a sacrum are disclosed. The implantable medical leads include a lead body having a distal portion. A fixation mechanism is coupled to the distal portion. An electrode array is mechanically coupled to the fixation mechanism. In one example, the electrode array is directly coupled to the fixation mechanism. The electrode array is electrically coupled to the lead body and configured to generate a stimulation field. The fixation mechanism is configured to anchor the implantable medical lead to a sacrum and effect the stimulation field in a foramen of the sacrum.

Provided are meat of poultry (10, 30, 40) and a method for producing the same which make it possible to reduce the influence of rigor mortis. The meat of said poultry is in a defeathered state and comprises thoracic vertebrae (18) in which the spinal cord (21) present thereinside has been destroyed. Cervical vertebrae (17) in which the spinal cord present thereinside has been destroyed may be further provided, or a synsacrum (19) in which the spinal cord present thereinside has been destroyed may be further provided. The method for producing the meat involves destroying the spinal cord inside the thoracic vertebrae of the poultry along the thoracic vertebrae. The spinal cord present inside the spinal column (16) may be further destroyed along the spinal column, or the spinal cord present inside the synsacrum may be destroyed along the spinal column.

The present invention relates to an orthosis for compressing superficial veins (SV) in the lumbar spine region. More specifically, the purpose of the present invention is to alleviate lower back pain or immediately improve the symptoms thereof by gently and evenly pressing SVs in the skin of the lumbar spine region, in order to treat or alleviate lower back pain due to an insufficiency of SVs distributed over the lumbar spine connection. A rectangular orthosis main body (100), which is made of memory foam having a hardness of 1 to 5 or an inflatable member, has a shape corresponding to the musculoskeletal shape of the lumbar spine region, and gently and evenly presses the skin over the SVs, includes a lumbar vertebrae region (10), a lumbar spine connection (20), and a sacral region (30), which are integrally formed.

A device for aligning a sacrum includes a device for aligning a sacrum. The device includes a body having a top portion opposite a bottom portion, and a support portion. The top portion and the bottom portion are attached to the support portion. The body further includes a top lip opposite of a bottom lip, and a pair of side lips. The top lip and the bottom lip each have a pair of ends. The pair of side lips interconnect a corresponding pair of ends of the top lip to a corresponding pair of ends of the bottom lip. A length of the top lip is longer than a length of the bottom lip, and the pair of side lips are arcuate so as to define a wedge-shaped structure having a depression at a center of the body.

Disclosed are a spinal massager and a method for relieving back pain by using same. The method involves intensive treatment of a specific part of the spine by controlling a driving device for moving a compression member of the spinal massager. The compression member performs: a first main movement of reciprocating along the longitudinal direction of the spine within a first main section including the sacrum and mid-thoracic vertebrae, while applying traction at a first set intensity; a support movement of reciprocating along the longitudinal direction of the spine within a support section including the cervicothoracic junction and upper thoracic vertebrae, while applying traction at a second set intensity, and intensively treating the fourth thoracic vertebra; and a second main movement of reciprocating along the longitudinal direction of the spine within a second main section including lumbar vertebrae and the thoracolumbar junction, while applying traction at an enhanced intensity greater than the first set intensity, and intensively treating the tenth thoracic vertebra and the twelfth thoracic vertebra.

The utility model relates to the technical field of seats, and provides a sacrum supporting piece, an automobile seat and an automobile, the sacrum supporting piece is used for being connected between a seat backrest and a seat cushion, the sacrum supporting piece comprises a wrapping skin and filler, and the filler is located in the wrapping skin; the wrapping skin is provided with a first connecting part used for being connected with a seat backrest and a second connecting part used for being connected with a seat cushion. The sacrum supporting piece is connected to the seat backrest and the seat cushion through the first connecting part and the second connecting part respectively, so that the sacrum supporting piece is connected between the seat cushion and the seat backrest; when the posture of the seat backrest is adjusted, the wrapping skin deforms under the action of extrusion or stretching, and the internal filler is compressed or recovered along with the deformation of the wrapping skin, so that the sacrum of a passenger is effectively supported in the adjustment process of the seat backrest, and the seat backrest can continuously support the sacrum at the lower end of the back of the passenger; and the riding comfort of passengers is improved.

This utility model discloses a backrest cushion for maintaining the normal physiological curvature of the spine, comprising a support pad, a spinal conforming area in the middle of the support pad, and a sacral support area at the bottom of the support pad; the spinal conforming area includes a lumbar lordosis support area, a back kyphosis adaptation area, and two lumbar embracing areas, with a lumbar lordosis point between the lumbar lordosis support area and the back kyphosis adaptation area; a memory foam core is embedded inside the two lumbar embracing areas; a nylon hook strap is provided at the lower edge of the sacral support area, and a sacral support module is provided outside the nylon hook strap. This utility model, through the cooperation between the support pad and the sacral support module, forms an arc-shaped support body that conforms to the sagittal curve of the human spine, maintaining the lumbar lordosis angle within the optimal biomechanical range when the human body is in a sitting posture, while the surface curvature conforms to the natural thoracic kyphosis curve, avoiding pressure on the back soft tissues, thus facilitating the maintenance of the normal physiological curvature of the spine and reducing abnormal load on the lumbar region.

This invention provides poultry meat that can reduce the effects of rigor mortis and a method for producing the same. [Solution] The meat of the bird is characterized by a skull with a destroyed brain inside, a wound that penetrates the skull from the surface of the head (excluding the mouth) and leads to the brain, and the feathers have been removed. An example of a wound is one that passes through the part of the brain other than the medulla oblongata and leads to the medulla oblongata. Further examples include cervical and thoracic vertebrae and a compound sacrum with a destroyed spinal cord inside. The method of producing the meat involves making a wound that penetrates the skull from the surface of the bird's head (excluding the mouth) and destroying the brain inside the skull.

The invention relates to a scoliosis simulation teaching aid and an operation method. The simulation teaching aid comprises a spine model, a gooseneck rod and an outer cover box. The spine model comprises a vertebra model; the gooseneck rod penetrates through each vertebra model according to a spine physiological curve and is fixedly connected with the vertebra models; the outer cover box comprises a cervical vertebra box body, a thoracic vertebra box body, a lumbar vertebra box body and a sacrum box body; each box body comprises a transparent corrugated pipe, a top shell and a bottom shell; the spine model passes through the middle of the top shell and the middle of the bottom shell; the part, penetrating through the top shell and the bottom shell, of the gooseneck rod is fixedly connected with the top shell and the bottom shell respectively; the lower end of the transparent corrugated pipe is connected with the bottom shell edge, and the upper end is detachably connected with the top shell edge corresponding to the bottom shell edge. The vertebra models can be accurately controlled, and normal displacement deflection is carried out; the transparent corrugated pipe can reflect the trend of in-vitro abnormity, and is beneficial for medical students to establish clearer cognition on scoliosis. The operation method is simple and convenient to operate, and can simulate more types of scoliosis conditions.

The invention relates to the technical field of medical equipment, in particular to a penis size measuring method and device based on gravity driving, and the device comprises a measuring cylinder, the upper end of the measuring cylinder is provided with an arc-shaped fitting part matched with the sacrum of a child, and the front end of the measuring cylinder is provided with an elliptical accommodating space matched with the scrotum of the child; according to the penis size measuring method and device based on gravity driving, through an original human body adaptive positioning structure, length measurement adopts a mode of driving a sliding block to slide naturally by gravity, and perimeter measurement adopts uniform pull-back force provided by a spring and is assisted by preset marking points, so that the length and perimeter of the penis can be measured more accurately. According to the device, the length measuring function and the perimeter measuring function are integrated, in the aspect of safety, all parts making contact with the human body are designed in an arc transition mode, the overall structure is compact and simple, the size is small, carrying and storage are convenient, the design is suitable for the whole development period of children and teenagers of 3-18 years old, and in addition, the device does not need complex electronic elements and is simple in structure.

Systems and methods for implanting sacral nerve stimulation leads through a target sacral foramen and proximate a target sacral nerve are disclosed. For example, an alignment system including a primary alignment feature and a secondary alignment feature couplable to the primary alignment feature are provided. The primary alignment feature lies flat against the patient's skin and includes radiopaque grid lines that form a coordinate system on the patient's skin. An imaging device obtains a first image that includes both the primary alignment feature and the target foramen. The position of the target foramen is correlated to a position on the primary alignment feature based on the first image. The secondary alignment feature is coupled to the primary alignment feature and provides an indication of the specific insertion point and insertion angle for a delivery instrument carrying a signal delivery device into the patient.

This invention discloses a dynamic lumbar support module and a seat. The module consists of a lumbar support that slides longitudinally on an elastic or rigid support, and a sacral support that swings back and forth is hinged to the lower end of the lumbar support. When the dynamic lumbar support module is installed on the seat, the lumbar support can adaptively slide up and down when the back of the seat is tilted back, providing dynamic lumbar support. At the same time, the sacral support can also support the sacrum when the lumbar support is tilted down to its lowest position, thus improving the seat's support for the upper body.

An adjustable support for differentially adjusting the height of a user's ischial tuberosity to relieve pain from sitting is disclosed. The support includes an adjustable left and right platform, each including at least one stackable lift having a stiffness sufficient to provide pressure to lift the sitz bone(s). Each lift is shaped and sized so that it can be securely stacked on top of the other. The stackable lifts may be connected along an inner edge in a hinged manner or can be received within at least one pouch and movable between the left and right platforms. To lift the height of the lower sitz bone the right and left platforms have a differential height between them, determined by the amount of adjustment needed. The differential adjustable seating height creates a counterbalancing repositioning of the sitz bones relieving the asymmetrical pressure of the sacral / lumbar complex caused by misalignment.

A system may be used to secure an ilium to a sacrum. The system may include an implant configured to pass through an access pathway to an implantation site between the ilium and the sacrum. The system may also include one or more anchors that are deployable outward from the implant and into the sacrum and / or the ilium proximate the implant to retain the implant relative to the ilium and / or the sacrum.

The invention discloses a sacral region supporting device of an automobile seat, and relates to the field of automobile seat supporting devices. The thickness and height of the incompressible solid structure can be adjusted, and the length of the incompressible solid structure is consistent with the width of a supporting waist part of the backrest of the seat; the cuboid liquid bag is positioned between the solid structure and the sacral region of a human body, can completely cover the sacrum surface of the solid structure, is slightly 2-5cm high, is provided with an electric heating and temperature control device, is filled with a proper amount of liquid, can be shaped according to the shape of the sacral region, and can display the volume percentage of the liquid; the upper edge of the liquid bag is fixed to the upper edge of the solid structure. The scheme has the effects that incompressible solid sufficient support is provided for the sacrum, the solid supporting force is uniformly dispersed around the sacrum by the extruded liquid in the liquid bag, and the liquid bag is shaped to adapt to the shape around the sacrum.

The application provides a sacrum prosthesis, which comprises a main body part used for connecting with a sacrum or a vertebral body; a first connecting block used for connecting with a first hip bone and arranged apart from the main body part; a second connecting block connected between the main body part and a second hip bone, the second connecting block being adjustably arranged relative to the main body part around a horizontal axis; a fixing part connected between the main body part and the second connecting block; a first rotation-stopping part arranged on the main body part; and a second rotation-stopping part arranged on the second connecting block, the second rotation-stopping part being capable of rotation-stopping cooperation with the first rotation-stopping part. The technical scheme of the application effectively solves the problem that the sacrum prosthesis in the related art is difficult to adapt to different patients.

The invention discloses a gradient fuzzy decision tree-based Rigo typing prediction model construction method and system, and the method comprises the steps: obtaining an X-ray front-view image of a patient, recognizing a thoracic vertebra region, a lumbar vertebra region and a sacrum region in the X-ray front-view image, and carrying out the construction of a Rigo typing prediction model based on the target detection frame data corresponding to the thoracic vertebra region, the lumbar vertebra region and the sacrum region. The method comprises the following steps: acquiring various judgment parameters of Rigo typing, standardizing the judgment parameters, combining the standardized judgment parameters into a membership degree vector, inputting the membership degree vector into a gradient fuzzy decision tree, and determining the scoliosis type of a patient. According to the method, the thoracic vertebra region, the lumbar vertebra region and the sacrum region in the X-ray front view image can be quickly positioned, various judgment parameters of Rigo typing are extracted, the key feature recognition speed and accuracy are improved, the Rigo typing of a patient is quickly and accurately deduced, and subjective errors of manual judgment are reduced.

The application discloses a kind of automobile digitization evaluation models with Chinese sign 95th percentile male sign, the model is simulated by a variety of finite element grid unit to human tissue, give different material properties, with detailed human anatomy structure features are optimized, splice different tissue structure, obtain the model.The application also discloses the construction method of the above-mentioned model, comprising: by collecting the CT data of Chinese 95th percentile male sign to construct human geometry model, form hexahedron unit structure by finite element grid division, correct the physiological curvature of spine and construct intervertebral disc, annulus fibrosus etc., after being connected to form standing posture model by tendon, adjust posture according to passenger sitting posture angle and optimize muscle grid, finally integrate each tissue structure to form passenger posture automobile digitization evaluation model with Chinese 95th percentile male sign.The application has wide application value.

The utility model discloses a waist leaning assembly and a seat. The waist leaning assembly comprises a waist frame and a sacrum supporting module. The sacrum supporting module comprises an abutting part and a fixing part which are connected with each other, the fixing part is fixedly installed in front of the waist frame, the abutting part is installed in front of the fixing part, the abutting part gradually inclines backwards from top to bottom, and the abutting part is used for supporting the sacrum. According to the sacrum supporting module, the upper end of the sacrum supporting module is used for supporting the sacrum, the lower end of the sacrum supporting module is closer to the waist frame, space is vacated for the sitting depth of a cushion, occupation of the sitting depth space is reduced, the sacrum supporting module can be better attached to the sacrum structure in the early stage, and the comfort during supporting is improved; space is vacated for the crotch and buttocks below the sacrum of the human body, and the use experience of the seat is improved.

This utility model relates to the field of medical device teaching models, and more particularly to a medical thoracolumbar region model, comprising: a spinal assembly, which includes multiple vertebral models and intervertebral components; a bone assembly, which includes connected sacral and iliac bone models, and is connected to the spinal assembly; a ligament assembly, which includes supraspinous and interspinous ligaments; a muscle assembly, which has an installation chamber, in which the spinal assembly and bone assembly are installed; a skin assembly, which covers the upper muscle model; and a fixation assembly, on which the lower muscle model is placed; the hardness of the intervertebral components, ligament assembly, muscle assembly, and skin assembly decreases sequentially, and the density of the spinal assembly, bone assembly, ligament assembly, muscle assembly, and skin assembly gradually decreases, thereby forming different imaging images. This solves the technical problem that existing medical models cannot achieve effective imaging.

We offer a support brace that stabilizes the pelvis while reducing the burden on the sacrum. [Solution] The supporter 1 is made of a band-like body and comprises a main body 10 that is wrapped around the wearer with the front side of the band facing the wearer, a pair of belt parts 20 and 21 disposed on the back side of the main body 10, and a perforated part 30 through which the pair of belt parts 20 and 21 can be inserted. The pair of belt parts 20 and 21 are fixed at one end each on the back side of the main body 10 at a distance greater than the insertion interval of the perforated part 30, and are pulled out through the perforated part 30.