551 results about "Bones joints" patented technology

Methods and devices for sculpting bones, particularly in preparation for implanting prosthetic devices to replace articulating bone joint surfaces. Improved bone removal devices including burr mills driven by gears and loop drives are provided. Reciprocating cutters and belt cutters are also provided. Some devices have either integral or removable expandable portions to vary the force and bone resection depth. Devices can have irrigation ports and plenums to remove bone fragments. Some cutters are dual cutters, adapted to remove bone in two or more regions, such as the knee joint, simultaneously.

Methods of arthroscopic harvesting of bone marrow aspirate from bone joints and therapeutic application of the bone marrow aspirate in a bone joint. The method of harvesting includes extracting bone marrow from a joint, adding a biomaterial, and adding clotting agent to form a clot.

A system comprising a screw element having a generally cylindrical body having a bore or lumen therethrough and a plurality of fenestrations or windows through which biological material may be provided. The system comprises a tool for inserting the biological material into the screw element so that the biological material may extrude through the plurality of fenestrations or windows and through an aperture in the tip of the screw element thereby enabling providing a fusion mass across two adjacent facet bones or a facet joint wherein the screw itself provides both a fixation component and a screw component.

A system and method facilitating replacement of comminuted bone fractures or portions thereof adjacent bone joints. The system and method employs a prosthesis to replace at least a portion of the comminuted bone fractures. The prosthesis serves in reproducing the articular surface of the portion or portions of the comminuted bone fractures that are replaced. In doing so, the prosthesis serves in restoring joint viability and corresponding articulation thereof.

The invention relates to an artificial-intelligence exercise assisting device. The artificial-intelligence exercise assisting device is mainly used for lower-limb walking assisting and lower-limb rehabilitation training. According to the technical scheme, the artificial-intelligence exercise assisting device comprises a structure supporting system, sensors, sensor circuits, a signal processing system (a mobile calculation platform), a driving executing device, a power system and a walking stick. The artificial-intelligence exercise assisting device has the advantages that the dilemma that movement of the lower limbs of a paralysis patient, a hemiplegic paralysis patient, a fracture patient and an old bone joint retrogressive disease patient is inconvenient is overcome. A user wears an exoskeleton wearing assisting device, human body signals and the assisting device interact with each other and are matched, the human body transmits a control command to the exoskeleton wearing assisting device, exoskeleton detects the human body signals, a proper command is obtained after artificial intelligence calculation, then driving mechanisms provide energy required by movement for the lower limbs of the human body, and the finally the effect that artificial intelligent and mechanical force are supplemented and interacted is achieved. According to the artificial-intelligence exercise assisting device, the human body control signals and the artificial intelligence of a machine are fused, the balance of the gravity center of the human body is controlled, and mild control over the exoskeleton assisting device is obtained.

A prosthetic implant kit for implantation in a bone joint between first and second bones, such as the knee joint between a femur and a tibia, such joint having bone tunnels formed in each of the first and second bones, and the implant assembly being intended to be introduced into the bone tunnels and to be fixated therein, and implant kit assembly comprising: a prosthetic implant e.g. a ligament to be fitted in the bone tunnels; a degradable adhesive and / or filler material to be introduced into the bone tunnel to fill the space available between the implant and the wall of the bone tunnel, such maternal being of such a nature that it is capable of setting in order temporarily to anchor the implant in position, but which degrades over time so as to allow natural boney ingrowth to take over the anchoring of the implant; and a tunnel profiler to form an enlarged entry cavity to the bone tunnels to be filled with the material and improve the temporary fixation of the implant.

Disclosed is a bone fixation device of the type useful for connecting two or more bones or bone fragments together or connecting soft tissue or tendon to bone. The device comprises an elongate body having a distal anchor thereon. An axially moveable proximal anchor is carried by the proximal end of the fixation device, to accommodate different bone dimensions and permit appropriate tensioning of the fixation device. A sleeve can surround at least a portion of the bone fixation device to promote bone in-growth with or at the bone joint or fracture to facilitate fusion of the bone segment.

The invention relates to a finger motor function rehabilitation robot comprising an executing part and a driving part which are connected by steel wire rope outer sleeves (5a, 5b, 5c and 5d), wherein the executing part is divided into a palm bone joint module (2), a near-end joint module (3) and a far-end joint module (4); and the driving part is divided into four independent driving modules (1a, 1b, 1c and 1d) to drive the executing part. Because the whole system realizes far distance and variable distance transmission though steel wire ropes, the hands of people can arbitrarily move in a certain range in a rehabilitation process. The invention has the advantages that each joint of fingers is singly driven in a bidirectional mode; the robot has mechanical position-limiting function and can regulate the maximal rotating range of each finger joint to satisfy the requirement of different motion ranges of a patient in different rehabilitation periods; and the robot is suitable for hands with different sizes to wear in a certain range, and the hands can arbitrarily move in a certain range.

A bone joint repair and replacement assembly. A first portion comprising a bone plate is configured to attach to a distal or proximal end of a bone proximate the joint, generally coaxially with an axis defined by the bone. A second portion comprising an articular surface is configured to attach to the first portion, generally normal with respect to the axis, and inserted into the joint. Although versions of the assembly can be configured for use with several different pivotal joints, the invention is particularly suitable for full or partial replacement of an elbow, wherein the articular surface is pivotally attached to the first portion. Another embodiment of the invention is provided to repair a fractured bone head proximate the joint, and still another embodiment of the invention is provided to repair rotator cuff-related shoulder injuries.

The invention discloses an escalator passenger falling detection algorithm based on deep learning. The method comprises the following steps: 1) collecting a video image that a passenger takes an escalator; 2) detecting a passenger face by using a FHOG describer and a SVM classifier; 3) tracking the passenger face by using KCF, and newly establishing a passenger trajectory list based on the passenger face information; 4) retraining yolo2 algorithm model to detect the passenger body by using migration learning; 5) matching the passenger face and the passenger body, and adding the body information in the trajectory list; 6) extracting a passenger bone joint sequence by using an openpose deep learning algorithm; 7) matching the passenger body with the passenger bone joint sequence, and addingthe bone joint information in the trajectory list; and 8) analyzing the bone joint information in the trajectory list and detecting the passenger falling behavior. Through the algorithm disclosed by the invention, the falling behavior of the passenger taking the escalator can be detected, an emergency scheme can be timely started when discovering the falling behavior, so that the safety hazard canbe reduced to a minimum.

The invention relates to hyaluronic acid which contains giant molecule hydrogel and is applied to injection or turbid liquor of salt thereof and a preparation method thereof; the turbid liquor of the invention is characterized in that hyaluronic acid or isosmotic solution of salt thereof serves as a carrier; water-insoluble macromolecular compound aqueous gel particle fully swelling in isosmotic solution is added. In the invention, the preparation of the turbid liquor has the steps as follows: preparing cross linking macromolecule compound or polymer particle so as to facilitate the compound or polymer particle to fully swelling in the isosmotic solution to form gel particles, then being mixed with hyaluronic acid or salting liquid dissolved in the isosmotic solution. The hyaluronic acid containing giant molecule hydrogel or the turbid liquor of salt thereof are applied to preparing injection for beauty care or medical treatment, which has the characteristics of easy injection, long-term local effect, good plasticity and fine biocompatibility; in local injection part, the invention is used as an isolating and lubricating pad which enables surrounding tissues to be fully repaired; the characteristic is even more pronounced in treating arthritis by bone joint cavity injection.

The invention relates to a medicament for treating fractures and a preparation method thereof. The medicament comprises a bone-knitting plaster, a bone-knitting powder and a bone-knitting capsule, wherein the bone-knitting plaster comprises frankincense, myrrh, radix clematidis, red-rooted salvia roots, sesame oil, yellow lead, and the like; the bone-knitting powder comprises raidx astragali, Chinese angelica, licorice roots, Xueye, and the like; and the bone-knitting capsule comprises radix bupleuri, red peony, dipsacus asperoides, peach kernels, and the like. When in use, the bone-knitting plaster is used together with the bone-knitting powder or the bone-knitting capsule. The medicament can effectively treat fractures, bone joint dislocations, intervertebral disc protrusions and hyperosteogeny and have obvious treatment effect and high cure rate on symptoms such as delayedunions, nonunions, and the like. The medicament has no toxic or side effects, can be taken by both adults and children, is simple and convenient to operate and use, can be widely applied to various types of fractures and external wounds of different parts at different ages and is popular for patients.

A method of repairing a bone joint by using a simple and flexible artificial ligament which easily conforms to a patient's anatomy and can be used independently or in combination with an intervertebral graft, implant or prosthesis to return stability to the spine subsequent to a surgical spine procedure, is disclosed. The method includes anchoring the artificial ligament to at least two vertebrae to aid in restoring stability to the compromised joint. The artificial ligament is also disclosed.

The invention discloses a similarity calculating method which comprises the steps of acquiring a user action video; based on a machine learning algorithm, determining the position of a first user bonejoint point in the frame image of the user action video; wherein the position is the position in a preset coordinate system as a reference coordinate system; determining a first changing sequence according to the position change of the first user bone joint point between the frame images of the user action video; based on the first changing sequence and a second changing sequence which corresponds with the position of a second user bone joint point in the frame image of a standard action video, and calculating similarity between the user action in the user action video and a standard action in the standard action video; wherein the second changing sequence is obtained according to the position change of the second user bone joint point in the reference coordinate system. The invention further discloses a similarity calculating device and a computer-readable storage medium.

The system and method serves in facilitating replacement of comminuted bone fractures or portions thereof adjacent bone joints. The system and method employs a prosthesis to replace at least a portion of the comminuted bone fractures. The prosthesis serves in reproducing the articular surface of the portion or portions of the comminuted bone fractures that are replaced. In doing so, the prosthesis serves in restoring joint viability and corresponding articulation thereof.

An improved bone joint suture button including a body having a channel extending across at least a portion of the top surface of the body, a pair of suture passages extending from the channel inclined, inwardly to the bottom of the body, and a bridge portion recessed from the body top surface between the suture passages and having a curved upper surface for providing a smooth surface for bearing against the suture; and an improved bone joint suture grommet including a pair of grommets to be inserted into holes drilled in a bone, each grommet including a hollow shaft and a head portion having a top with a chamfered channel in communication with the interior of the hollow shaft, a pair of buttons each including a chamfered side wall, a top with a chamfered channel therein, and a pair of inwardly angled suture passages extending from the channel through the button and separated by a chamfered portion, and at least one suture strand looped through the pair of inwardly angled suture passages of one button over the chamfered portion and secured to a needle.

The invention discloses a dynamic bone implementation method and device in an animation. The implementation method comprises the steps of creating a bone joint tree in allusion to a target object, wherein the joint, which is closer to a root node, in two directly connected joints in the bone joint tree, is a parent joint, and the joint, which is far away from the root node, is a sub joint; calculating location information of joints in the bone joint tree in the next frame; and in allusion to at least one sub joint in the bone joint tree, converting location transformation of the sub joint from the current frame to the next frame into rotation transformation of the sub joint around the parent joint of the sub joint, and thus moving the sub joint to the position in the next frame through rotation transformation. Therefore, the moving process is enabled to be smoother through converting location transformation of a joint into rotation transformation around a parent joint thereof, and the visual experience is improved.

The invention relates to an intelligent monitoring system for extracting coordinates of a human body joint. The intelligent monitoring system comprises three body sensors, a computer and an alarm apparatus, wherein output ends of the three body sensors are respectively connected with an input end of the computer; an output end of the computer is connected with an input end of the alarm apparatus. The intelligent monitoring method for extracting the coordinates of the human body joint disclosed by the invention establishes a two-dimensional hidden Markov model based on kernel component analysis, performs real-time monitoring on human body actions in a monitored area by using the three body sensors, performs dimension reduction process on action characteristic data of complete coordinates of the bone joint so as to obtain main components of the action characteristic data, performs action identification on the main components of the action characteristic data of the monitored human body action by using the established two-dimensional hidden Markov model, and alarms if the identified action is a set abnormal action. The intelligent monitoring system and the intelligent monitoring method for extracting the coordinates of the human body joint disclosed by the invention have the advantages of a high action identification accuracy, various types of action identifications, a high identification rate for abnormal behaviours, wide application and the like.

The invention discloses a motion control method and device of a robot. The control method comprises the steps that a depth sensor is used for collecting three-dimensional coordinates of bone joints of a human body according to the frame; according to the three-dimensional coordinates, the angles of the bone joints are calculated through the spatial vector algorithm; the angles are sent to the robot in an instruction manner, and the robot executes the corresponding motions according to the angles in the instruction. According to the depth sensor, the three-dimensional coordinates in the bone joints in the human body action process can be collected according to the frames, through the spatial vector algorithm, the angles of the motion of the bone joints can be calculated, the angles are sent to the robot through the instruction, a robot steering engine executes the corresponding motion according to the angles, the robot can simulate and copy the human body motion, programming personnel does not need to independently carry out three-dimensional animation programming on each steering engine, instructions of multiple frames are included within one second, and the motion of the robot is more accurate and smooth.

The invention discloses a metal artificial bone trabecula for medical purposes. The structural design of the metal artificial bone trabecula is completed by a computer, and then inputted in an electron beam fusion former; the high temperature generated by electron beams is used to carry out the stratified scanning and high-temperature fusion to titanium alloy powder in the former so as to obtain the metal artificial bone trabecula with bio-cancellous bone morphology, strength and elasticity modulus and a rough and loose outer surface formed by a porous structure. The obtained artificial bone trabecula has mechanical and biological characteristics similar to a human bone, high surface friction coefficient, stable structure and wide range of application, and is applicable to various bone defects, bone filling, bone supporting, bone remodeling and bone repair in a human skeletal system as well as bone restoration of bone remodeling and substitute bone of different bone joints of a human body.

The invention relates to a traditional Chinese medicinal external-use liniment for muscle and bone ache. The liniment is prepared by steps of crushing raw materials into coarse powders and immersing the coarse powders by medicinal alcohol, wherein the raw materials contain Jasminum lanceolarium, Chinese honey locust thorn, Chinese prickly ash, rhizoma atractylodis, wild aconite root, Aconitum carmichaeli, pawpaw, cudweed herb, achyranthes root, Sargentodoxa cuneata, bark of ash, Ligusticum wallichii, notopterygium root, dahurian angelica root, clematis root, levisticum, speranskia herb, corydalis tuber, piper wallichii, ramulus loranthi, Cortex Periplocae, turmeric, sparganium, Curcuma zedoaria, Dalbergia Odorifera, pseudo-ginseng, Dipsacus asperoides, safflower, cassia twig, ramulus mori, Chinese cassia tree, radix paeoniae rubrathe, banksia rose, Peach Seed, spatholobus stem, ragwort, Dictamnus dasycarpus Turcz, Japanese eupatorium, Chinese angelica, ground beetle, cibotium rhizome,Asarum Herb, Pine Nodular Branch, common cnidium fruit, Caulis Erycibes, senecio, dandelion, morinda officinalis and Smilax glabra. The liniment has efficacy of invigorate blood circulation, freeing the channels, dispelling wind, dehumidifying, activating blood stasis, detoxicating, reducing swelling and resolving mass, is used for spinal column, shoulder and muscle and bone joint ache, is suitable for a wide range of symptoms, has good curative effect, and is convenient to preserve, carry and use. It is proved through clinical trials that the cure rate reaches more than 80% and the effectiverate reaches 100% after the liniment is used.

The invention provides a three-degree-of-freedom parallel serial joint plastic operation robot. The problems of uneven operation level of doctors and low overall precision in the present prosthesis joint replacement are solved. The three-degree-of-freedom parallel serial joint plastic operation robot comprises a workbench, wherein a vertical mechanism and horizontal mechanisms are arranged on the workbench; an abrasive drilling mechanism is arranged on each of the horizontal mechanisms; the quantity of the horizontal mechanisms is two; the horizontal mechanisms are respectively arranged on the two sides of the vertical mechanism; the vertical mechanism comprises a vertical sliding table and a vertical driving component; each of the horizontal mechanisms comprises a horizontal sliding table and a horizontal driving component; connecting arms are fixedly connected with the two sides of the vertical sliding table; an outer end of each connecting arm is hinged to the horizontal sliding table on the corresponding side; a claw arm forward extends from each of the horizontal mechanisms; a sleeve ring is arranged at the front end of each claw arm; the sleeve rings forward extending from the horizontal mechanisms on the two sides are vertically overlapped and formed into a communicated sleeve hole; the abrasive drilling mechanism is penetrated through the sleeve hole; an inner wall of the sleeve hole is in sliding contact with an outer wall of the abrasive drilling mechanism. According to the invention, a triangular structure is adopted by the robot, so that the accurate route of a three-dimensional space track is realized and the face cutting precision of a bone joint is increased.

The invention relates to a medicine for the treatment of bone and joint diseases and the preparation method, the invention is prepared by the raw materials with the following mixing ratio of parts by weight: 20 to 40 parts of clematis root, 15 to 30 parts of Szechuan lovage rhizome, 15 to 30 parts of danshen root, 5 to 20 parts of incised notopterygium rhizome, 5 to 20 parts of doubleteeth pubescent angilica root, 20 to 40 parts of Chinese angelica, 15 to 30 parts of safflower, 15 to 30 parts of common clubmoss herb, 10 to 25 parts of common floweringquince fruit, 15 to 35 parts of garden balsam stem, 10 to 35 parts of twotooth achyranthes root, 15 to 30 parts of rhubarb, 15 to 35 parts of slenderstyle acanthopanax bark, 10 to 35 parts of beautiful sweetgum fruit, 5 to 15 parts of Chinese honeylocust abnormal fruit, 10 to 25 parts of yanhusuo, 15 to 35 parts of Chinese starjasmine stem, 15 to 35 parts of sargentgloryvine stem, 10 to 35 parts of ovientvine, 10 to 35 parts of Ningpo yam rhizome, 25 to 40 parts of kudzuvine root, 20 to 35 parts of herba siegesbeckiae, 5 to 20 parts of manchurian wildginger, 5 to 20 parts of red paeony root, 10 to 25 parts of malaytea scurfpea fruit, 5 to 30 parts of fructus litseae, 5 to 35 parts of pine nodular branch, 5 to 25 parts of pricklyash peel and 10 to 35 parts of argy wormwood leaf. The invention has good efficacy on various bone and joint diseases, no toxicity or side effects, so the invention has very good market prospect.

The invention provides a graph convolution behavior recognition method and device based on the skeleton joint points. The real-time skeleton extraction and recognition can be completed. The accuracy of human body behavior recognition is improved. A good score is obtained, and the scene requirement of indoor monitoring is met. The method comprises the following steps: (1) carrying out human skeleton extraction through an OpenPose method; (2) performing dynamic modeling based on the time sequence of the skeleton, and constructing a space-time topological graph; (3) improving the structure of thegraph convolution network, reducing the residual block of the graph convolution network into a time domain graph convolution residual unit and a space domain graph convolution residual unit for the difference of the spatial and temporal features of different actions, so that the network can better learn the spatial and temporal features of different actions, and performing feature extraction through the improved graph convolution network; and (4) performing behavior classification on the output features by using a Softmax classifier to obtain corresponding behavior category labels.

The patent discloses a system and method for correcting changes in the shape of joint bones in a bone joint, including: providing a three-dimensional imaging data set of a bone joint; identifying the joint bones in the data set based on the shapes of the joint bones; inscribing a portion of a joint bone to be reconstructed with a base shape; determining contour deviations of the inscribed joint bone from the base shape by ascertaining contour distances between the base shape and the shape of the inscribed joint bone in different incision planes; determining a three-dimensional deviating volume using the contour deviations; and using the deviating volume for correction planning.

The patent discloses a system and method for correcting changes in the shape of joint bones in a bone joint, including: providing a three-dimensional imaging data set of a bone joint; identifying the joint bones in the data set based on the shapes of the joint bones; inscribing a portion of a joint bone to be reconstructed with a base shape; determining contour deviations of the inscribed joint bone from the base shape by ascertaining contour distances between the base shape and the shape of the inscribed joint bone in different incision planes; determining a three-dimensional deviating volume using the contour deviations; and using the deviating volume for correction planning.

The invention relates to the field of medical food and discloses an aquatic collagen peptide food used for adjuvant therapy of osteoporosis and arthritis. Every 100g of the food contains multiple nutritional ingredients as follows: 9-11g of cod skin collagen protein peptide powder, 4-6g of squid skin collagen protein peptide powder, 2-3g of whey protein powder, 2-3g of soybean protein powder, 9-11g of MCT fat, 2-3g of soybean oil, 58-62g of carbohydrate and other vitamins and microelements. The aquatic collagen peptide food takes cod skin collagen protein peptide powder, squid skin collagen protein peptide powder and whey protein powder as main raw materials and has relatively high digestive absorptivity, and collagen protein peptide can promote bone formation and reinforce a bone collagen structure at low calcium level, so that bone strength is improved; bone metabolism can be improved, and ossification can be enhanced; and bone diseases such as the osteoporosis, hyperostosis and swelling and pain of bone joints can be prevented.

The invention discloses a method for measuring a cervical vertebra motion degree on the basis of a Kinect sensor. The method comprises the following steps of acquiring and delivering depth data and color data in a vision field of the Kinect sensor by utilization of the Kinect sensor, then extracting three-dimensional coordinates of human face feature points and bone joint points, constructing a head feature vector and a body feature vector, calculating a cervical vertebra motion angle, then displaying the cervical vertebra motion angle, and finally recording the measured data. The method disclosed by the invention has the advantages that the human cervical vertebra motion degree can be quickly, precisely and remotely measured, and the effects of high efficiency, simplicity in operation and high reliability are achieve.