60 results about "Sacral Bone" patented technology

Spinal motion preservation assemblies adapted for use in a spinal motion segment are disclosed including the process for delivering and assembling the spinal motion preservation assemblies in the spinal motion segment via an axial channel created with a trans-sacral approach. The spinal motion preservation assemblies make use of a dual pivot. A number of different embodiments of spinal motion preservation assemblies are disclosed which include at least one component adapted for elastic deformation under compressive loads. The disclosed mobility preservation assemblies provide for dynamic stabilization (DS) of the spinal motion segment.

A combined electrical and chemical stimulation lead is especially adapted for providing treatment to the spine and nervous system. The stimulation lead includes electrodes that may be selectively positioned along various portions of the stimulation lead in order to precisely direct electrical energy to ablate or electrically stimulate the target tissue. The invention also includes a method of activating electrodes in the electrical stimulation lead whereby an ablative lesion can be formed in a desired shape and size. The invention further includes a method of managing pain in a sacrum of a patient, and a method of assembling an electrical stimulation device.

Spinal motion preservation assemblies adapted for use in a spinal motion segment are disclosed including the process for delivering and assembling the spinal motion preservation assemblies in the spinal motion segment via an axial channel created with a trans-sacral approach. The spinal motion preservation assemblies make use of a dual pivot. A number of different embodiments of spinal motion preservation assemblies are disclosed which include at least one component adapted for elastic deformation under compressive loads. The disclosed mobility preservation assemblies provide for dynamic stabilization (DS) of the spinal motion segment.

Improved methods and apparatuses for treatment of pelvic organ prolapse are provided. A specialized sacral colpopexy mesh having a mesh cylinder attached to a first end of a main mesh is disclosed, and a method for use thereof in abdominal sacral colpopexy. A novel connector that is used to attach a mesh to the needle, including gripping features that improve the grip and allowing for easier connection and disconnection is disclosed, as well as a novel method and apparatus for connecting a mesh to a needle.

The present invention provides a sacral-iliac plate having an iliac portion with a first screw hole for receiving a first fastener to secure the iliac portion to the iliac bone. A sacral portion integrated monolithically with the iliac portion is also provided with a second and third screw holes for receiving second and third fasteners to secure the sacral portion to the sacral bone. The sacral portion also includes a tulip for receiving and securing a spinal rod.

A medical patch having a multi-piece bottom liner including a central liner sequentially removable independently of two outer perimeter liners. The multi-piece liner covering two adhesives of different peel force. Removal of the central liner exposes a first temporary / repositionable adhesive. Once properly positioned, the outer perimeter liners are removed to expose a second stronger adhesive. A foam cushioning layer is disposed beneath and extends beyond a footprint of every printed circuit board to prevent skin irritation. The medical patch may be designed specifically for stimulation of the sacral (S3 foramen) spinal nerve without the use of a separate mechanical placement tool or assistance by another.

Protective devices, to protect a body part having a bony portion with a soft tissue layer between the bony portion and an outer skin layer, have an inner surface which conforms to the body part to be protected and are applied to the body part to reduce pressure exhibited at the interface between the bony portion and the soft tissue layer, across the soft tissue and outer skin layers and at the interface between the outer skin layer and a support surface. The protective devices may be made of any material suitable for distributing the weight of the body part over an extended area and volume and may include a mushy material, a hard shell, a hydro absorptive material, and a wound dressing with medication. The body part to be protected includes at least one of the heel, trochanter, knee, sacrum, coccyx, ischium, scapula, elbow, ankle, buttocks and occiput; The protective devices may be secured to the body part directly or via a garment or any other suitable securing means.

The present invention relates to a multifunctional artificial greater pelvis pros thesis. It is formed from sacral bone connection device, lumbar vertebrae connection device, greater pelvis replacement device and femur and ischium connection device. Said invention also provides the concrete structure of the said every device and their connection mode.

In order to reduce discomfort induced by menstruation, a panty girdle (100) of the like type of foundation garment is provided with an extensible bladder (102) or a non-extensible element which is arranged to apply pressure to one or both of the sacral or parasacral areas of a female body. In the case of the extensible bladder (102), the pressure can be varied through the manual manipulation of a squeeze pump that may be built into the waistband of the garment. The garment is additionally provided with an elastic foundation panel (116) that is shaped and designed to reduce bloating and create a trimmer appearance.

The invention relates to an assembly type artificial sacral prosthesis. The assembly type artificial sacral prosthesis comprises a prosthesis main body, a first sacral combination body and a second sacral combination body; the first sacral combination body and the second sacral combination body are connected with the prosthesis main body in a knocking and inserting manner; the first sacral combination body or the second sacral combination body comprises a connecting body and a bone setting body; each bone setting body is provided with a pore structure; and the first sacral combination body and / or the second sacral combination body is prepared by using a 3D printing technology. The assembly type artificial sacral prosthesis has the advantages that when the sacral bone is rebuilt, the assembly type artificial sacral prosthesis can be accurately matched with different excision faces of sacral tumors due to personalized customization, stress conduction recovery and stability of a lumbosacral portion are good, the length is conveniently adjusted so that the assembly type artificial sacral prosthesis is fixedly connected with the lumbar vertebra, the lumbar vertebra is prevented from hanging in the air and falling off, the assembly type artificial sacral prosthesis can be completely fused with the tumor excision faces, seamless joint is achieved, and long-term stability and recovery are good.

Protective devices, to protect a body part having a bony portion with a soft tissue layer between the bony portion and an outer skin layer, have an inner surface which conforms to the body part to be protected and are applied to the body part to reduce pressure exhibited at the interface between the bony portion and the soft tissue layer, across the soft tissue and outer skin layers and at the interface between the outer skin layer and a support surface. The protective devices may be made of any material suitable for distributing the weight of the body part over an extended area and volume and may include a mushy material, a hard shell, a hydro absorptive material, and a wound dressing with medication. The body-part to be protected includes at least one of the heel, trochanter, knee, sacrum, coccyx, ischium, scapula, elbow, ankle, buttocks and occiput; The protective devices may be secured to the body part directly or via a garment or any other suitable securing means.

The present invention provides a sacral-iliac plate having an iliac portion with a first screw hole for receiving a first fastener to secure the iliac portion to the iliac bone. A sacral portion integrated monolithically with the iliac portion is also provided with a second and third screw holes for receiving second and third fasteners to secure the sacral portion to the sacral bone. The sacral portion also includes a tulip for receiving and securing a spinal rod.

The invention discloses a novel midwifery stool. The stool includes a stool surface, a base and a supporting rod. The middle of the stool surface is provided with a hollow port for midwifery, and the hollow part, the supporting rod and the base form a midwifery area; the stool surface is further provided with a lateral part for stretching the legs of a puerpera outwards and a load bearing part for bearing both sides of the buttock of the puerpera. An opening is formed in the middle of the load bearing part and is used for making the sacrum of the puerpera suspended without being in contact with the stool surface, and a cushion is arranged in front of the aperture between the legs of the puerpera and on the stool surface, and arranged oppositely to the load bearing part. By using the novel midwifery stool, the front chest and arms of the puerpera can lean on the cushion, and the buttock of the puerpera can be lifted naturally above the rear to make the puerpera stay in an anteverted posture, and therefore it is ensured that the puerpera can have a better rest during the birth process and the sacrum of the puerpera can be more widely opened rearwards; the activity range of the puerpera's pubis and sacral can be increased, the aperture path lines and capacity of the puerpera's pelvis can be expanded, more space can be provided for delivery of a baby, and the descending and delivery of the baby can be accelerated, so that the birth process can be accelerated.

A using method and apparatuses of foramen catheter needle scope of the present invention uses a new approach, new sites and set of apparatuses to block sacral nerves or nerve plexus to reduce pain during operating. The present invention uses an endoscopic video system with foramen catheter needle scope to introduce anesthetic agents via catheter through foramen of sacral bone to block the sympathetic and parasympathetic nerve fibers of lower pelvis, which includes the innervation of uterus, vaginal canal and perineum.

The present invention provides a pelvic prosthesis. The pelvic prosthesis comprises an acetabular cup, an ilium support and a pubis plate are respectively arranged on the acetabular cup, an ilium support connecting plate is arranged on the ilium support, and tantalum coating porous bone trabecular interfaces are arranged at a contact part of the ilium support connecting plate and an ilium, a contact part of the pubis plate and a pubis, and a contact part of the ilium support and human body; a shape of the ilium support is irregular polygon, a plurality of locking long nail holes are arranged in the ilium support, axial directions of the plurality of the locking long nail holes are different, and locking long nails penetrate through the locking long nail holes of the ilium support to be connected with sacrum or lumbar vertebrae. The tantalum coating porous bone trabecular interfaces on the ilium support can ensure a sufficient bonding strength of the prosthesis and a host bone interface, improve long-term stability of the prosthesis in vivo and realize deep fusion of the prosthesis and a host bone tissue; the tantalum coating porous bone trabecular interfaces of the ilium support connecting plate increase stability and safety of the prosthesis and can play roles in mechanical support and bone ingrowth; and the locking long nail holes increase the stability of the prosthesis andreduce mounting difficulty of the prosthesis..

The title of the invention is devices for and methods of measuring, enhancing, and facilitating correct spinal alignment. The present invention provides a device for measuring, enhancing, and facilitating optimal spinal alignment using an Atlas bar with an Atlas pad inserted into an Atlas sheath configured to be placed on three distinct areas of the spine of a user when worn by the user, and a method thereof. The device comprises: (a) an Atlas pad at the center of the Atlas vertebra; (b) an Atlas sheath at the center of the thoracic region; and (c) a sacrum pad on the Atlas sheath at the center of the sacrum. The Atlas pad may be removed and replaced as the spinal alignment of a user improves. The device may be held in place on the body of the user by using a torso harness attached to a jacket or other wearable garments, or a backpack. When in use, the Atlas bar and the Atlas sheath simultaneously and physically come in contact with three areas of the spine of the user to provide the user with tactile feedback and create proprioceptive awareness representing improvement of spinal alignment over time.

A method of back and neck correction or back and neck alignment includes placing a pad in the form of a strip on a floor. A person then lies on the strip such that (a) the strip is beneath a person's head and one end is positioned from about the 8th to about the 10th thorax vertebrae, or (b) a person's sacrum is on the strip such that one end of the strip is between the top of the sacrum and the lowest lumbar vertebra. The strip is made from a material that is about 8 inches to about 48 inches in length; about 0.5 to about 6 inches in height; and about 1 inch to about 6 inches in width and having a compressive force deflection at 25% deflection of from about 0.5 to about 50 psi.

The invention discloses a titanium alloy hemipelvic prosthesis capable of individually retaining part of the acetabulum through 3D printing. The titanium alloy hemipelvic prosthesis comprises a prosthesis contact surface matched with the sacrum, a prosthesis contact surface matched with the rest acetabulum and a cylindrical structure for connecting the two prosthesis contact surfaces, wherein a porous structure is designed on the contact surface attached to the bone tissue, a covered edge is arranged outside the porous structure, two screw holes are formed in the middle of the porous structure, and the prosthesis and the adjacent bone tissue can be fixed by screws, so that early stability is obtained and long-term stability is achieved. The prosthesis contact surfaces are designed according to imaging data collected in the early stage and can be perfectly matched with the sacrum and the rest acetabulum of a patient, and the cylindrical structure is optimally designed through finite element mechanical analysis and a topological structure. The titanium alloy hemipelvic prosthesis is designed according to the remodeling requirement of the residual acetabulum of the underage patient after acetabulum tumor resection, and a relatively good hip joint function can be obtained by restoring the acetabulum structure after remodeling.

The invention discloses a 3D printing semi-pelvic prosthesis. The 3D printing semi-pelvic prosthesis comprises a prosthesis contact surface matched with the sacrum, a prosthesis contact surface matched with the contralateral pubis, a semi-circular acetabular cup structure and a cylindrical structure connecting the prosthesis contact surfaces and the semi-circular acetabular cup structure. The prosthesis contact surfaces at two ends are designed with porous structures, edge wrapping structures outside and two screw holes in the middle, and the cylindrical structures are designed by finite element mechanical analysis and topological structure optimization. The prosthesis contact surfaces at two ends, designed through early collected imaging data, can perfectly fit the sacrum and the contralateral pubis of a patient, respectively; the prosthesis and the contacted bone can be fixed through screws, the position of the center of the semi-circular acetabular cup structure after reconstructionis consistent with that of the original acetabulum center, so that better hip joint function and early stability can be achieved, and the porous structures of the prosthesis contact surfaces are beneficial to later bone ingrowth, so as to achieve long-term stability.

The invention relates to a making method of an L5-S1 anterior cervical fusion model. The making method includes the following steps that 1, CT is adopted for scanning the imitated L5S1 segment of thelumbar vertebrae of a patient, so that DICOM format data is obtained; 2, the data is imported into image division software 3D Slicer, and an L5S1 three-dimensional model is reconstructed; 3, with theend plate and the sacral bone on the L5 segment of the lumbar vertebrae being a boundary, dividing modeling is conducted; 4, an operation is simulated to extirpate the intervertebral disc, and it is simulated that a Stand Alone fuser is implanted; 5, a 3D printer is adopted for real object printing, so that the L5-S1 anterior cervical fusion model is finally generated. Compared with the prior art,the making has the advantages of providing convenience for pre-operation observation, and realizing real simulation and personalized customization.

The invention relates to a treatment bed for patients with critical condition, unconsciousness or self-movement disorder, in particular to an intelligent air cushion mattress capable of preventing pressure sores. The intelligent air cushion mattress capable of preventing the pressure sores includes an air cushion mattress body. The air cushion mattress body includes a wave-shaped flat air cushion,an upper air cushion C and a lower air cushion D. The wave-shaped flat air cushion includes a wave-shaped flat air cushion A and left and right side wave-shaped flat air cushion B, when the upper aircushion C and the lower air cushion D are inflated to help a patient to turn sideways, the wave-shaped flat air cushion A and the wave-shaped flat air cushion B have the following functions that (1)the air pressure is adjusted and the hip contact area of the patient is increased to reduce the pressure on the posterior superior iliac spine and tailbone and sacral bone; (2) friction is increased to prevent the patient from slipping when turning sideways on the left side and the right side; (3) the ventilation of patients who are bedridden for a long time is increased; and (4) the function of A2 on the left side and the right side is to prevent side slip when the patient turns left and right to ensure the safety of the patient.

The present invention provides an implant for reconstructing an acetabulum and at least part of a pelvic structure. To this end, the implant comprises a frame structure embodied by at least one first profile element for transferring joint forces, a joint section which forms at least part of an artificial acetabulum, at least two attachment sections for attaching the implant to bone tissue, wherein a first attachment section is provided for attachment to a sacral bone or iliac bone and a second attachment section is provided for attachment to a pubic bone, and at least one plate element for supporting internal organs, which is surrounded by the frame structure, at least in sections.

The invention relates to a personalized assembled sacrum, ilium and acetabulum prosthesis, which comprises a sacrum part prosthesis, a connection part, an acetabulum part prosthesis and machining titanium alloy self-tapping bone nails, wherein the sacrum part prosthesis, the connection part and the acetabulum part prosthesis are simultaneously designed and are subjected to 3D printing connection through an assembling way; a connection way between the sacrum part prosthesis and the connection part as well as a connection way between the connection part and the acetabulum part prosthesis is taper assembling; and the machining titanium alloy self-tapping bone nails are independently screwed into a sacrum connection prosthesis and the human body. The personalized assembled sacrum, ilium and acetabulum prosthesis is favorable for prosthesis initial stability and bone ingrowth, five bone nails, two spine nail rods and two locking screws are adopted to connect the prosthesis with the bone, and the prosthesis initial stability is reinforced through scattered distribution. A personalized customization way is adopted, lamination design is carried out according to a bone defect position, andthe prosthesis can be guaranteed to be successfully installed in the human body.

The invention provides a sacrum nerve puncture path simulation planning system and device, and relates to puncture operation simulation. The sacrum nerve puncture path simulation planning system comprises an image obtaining module and a path simulation planning module, and the image obtaining module is configured to obtain scanning images of sacrum, sacral foramen and a positioning grid located at a lumbosacral part; and the path simulation planning module is configured to establish a three-dimensional model of the sacrum, the sacral foramen and the positioning grid according to the scanned image, and acquire a virtual puncture path penetrating through the positioning grid to reach a sacrum set position and an intersection point of the positioning grid and the virtual puncture path according to the three-dimensional model. The problems that at present, sacral nerve holes are directly punctured for many times, and pain of patients is large are solved. By acquiring the scanning images of the positioning grid, sacrum and sacral foramen, taking the positioning grid as a positioning reference, reconstructing the three-dimensional model of the sacrum, the sacral foramen and the positioning grid, taking a reference of penetrating through the positioning grid to reach a sacrum set position, and establishing a plurality of virtual puncture paths, a human organ state and an actual puncture process are simulated.

The invention is embodied in an apparatus for extending the human back. The preferred apparatus has a frame of transverse and longitudinal members, and a roller 20 rigidly supported from below by a transverse member. The space above the roller and frame is open so that a user can lie face up on the roller and grab the longitudinal members with each hand to extend the back over the top of the roller. The user then lowers his hips to extend the spine as much as desired. The user can roll the spine, vertebrae by vertebrae, from the base of the occipital to the sacrum.

The present invention provides a protective gear for the sacral area, comprising: an upper side belt 1; a lower side belt 2; a pair of back support strips 3; a part 4 of the stitching area of ​​double stitches; elastic foam 5; a fixed adhesive tape 6 , the upper and lower side straps, the back support strip, and the elastic foam are partly connected with the double stitching seam area to prevent them from being separated from each other due to excessive force, and the upper and lower side straps are used to fasten the adhesive tape on the The stitching position of the lower belt keeps the sacrum area protector close to the user's back and sacrum area on the user's abdomen. The arc of the back support bar is roughly consistent with the user's back bending, and the lower belt acts as a rigid support. And make the back support bar fit the user's back and sacrum area, prevent the back support bar from arching when the user squats back, and the elastic foam fits the user's buttocks and sacrum area through the connection with the lower side belt , to provide cushioning when the user squats back on the ground, avoiding or reducing damage to the sacrum area.

The invention discloses a method for generating a positioning model, a method for performing bone positioning on a spine sagittal image, and a computing device for executing the above method. Wherein, the method for generating the localization model includes the steps of: obtaining a marked spine sagittal image as a training image, and the training image has corresponding labeled data; inputting the training image into a pre-trained localization model for processing, and the localization model includes volume A product processing layer, a classification processing layer and a regression processing layer, wherein the convolution processing layer performs convolution, activation and pooling processing on the input image to output at least one bone positioned, and the classification processing layer and the regression processing layer pair The located bones are subjected to classification and regression processing to output the predicted probability that the bone belongs to the sacrum and the predicted position of the bone; model training is performed on the pre-trained positioning model according to the labeled data to obtain the trained positioning model.

The invention provides a holding posture auxiliary jumpsuit, which comprises a front body and a rear body, the front body and the rear body are connected to form a garment body, and the rear body is provided with a forearm indicating point arranged below a neckline of the rear body and used for indicating an arm bending position of one arm, and a back arm indicating point arranged below a neckline of the rear body and used for indicating an arm bending position of the other arm; the first palm indicating point is located on the waist side of the rear body and used for indicating the palm position of one arm; and the second palm indicating point is located at the position, corresponding to the sacrum or close to the sacrum, of the rear bodice and used for indicating the palm position of the other arm. The forearm indicating point indicates that the forearm of one arm passes through the back neck, the arm bend surrounds the back neck, the first palm indicating point indicates that the palm of one arm is placed on the waist side of a baby, and the second palm indicating point indicates that the palm of the other arm is placed on the sacrum. Under the holding posture, the head and limbs of the baby are comfortable, and the situation that the spine development of the baby is affected by the unreasonable holding posture is avoided.