153 results about "Humeral joint" patented technology

A system and process is provided for dynamically positioning or repositioning a robot in a surgical context based on workspace and task requirements, manipulator requirements, or user preferences to execute a surgical plan. The system and method accurately determines and indicates an optimal position for a robot with respect to a patient's anatomy before or during a surgical procedure. Optimal positions for a robot are intuitively indicated to a user, surgical procedures can illustratively include surgery to the knee joint, hip joint, spine, shoulder joint, elbow joint, ankle joint, jaw, a tumor site, joints of the hand or foot, and other appropriate surgical sites.

The humeral portion of a shoulder prosthesis includes a diaphyseal component configured for fixation within the humerus, a metaphyseal component, configured for removable implantation within the metaphysis of the humerus, and an engagement mechanism for removably engaging the two components. The metaphyseal component can initially include a convex articulating surface that can be replaced with a concave surface during the shoulder arthroplasty procedure or in a subsequent revision surgery. The metaphyseal component can also include a feature to facilitate removal of the component from the bone once it has been disengaged from the diaphyseal component.

Embodiments of the present invention relate to methods, devices, and systems for shoulder joint replacement. One embodiment of a humeral head prosthesis includes a first face for positioning against a surface of a glenoid, a second face for attachment to the stem, and an oval shaped circumference wherein a major axis is oriented between a top position and a bottom position and wherein the major axis is to be generally oriented in a superior-inferior orientation when positioned for use.

A kit and associated method is for implanting a prosthetic device in a resected bone such as a humerus. The kit includes a trial assembly including a trial body portion having a trial bore defined therein, and a trial head portion having (i) a trail head member which includes a trial offset indicia, and (ii) an eccentrically located trial stem extending from the trial head member, the trial head stem being configured to be received within the trial bore. The kit also includes a final prosthesis assembly including a final body portion having a final bore defined therein, and a final head portion having (i) a final head member which includes a final offset indicia, and (ii) an eccentrically located final head stem extending from the final head portion, the final head stem being configured to be received within the final bore.

Image analysis methods for gleno-humeral joint morphology. At least one specific structure is approximated as an elliptical structure at a plurality of transverse sections. At least one pathological feature on the structure is recognized. At least one structural spatial property of a 3D structure is calculated based on the structural property of the elliptical structure, thus determining the morphology of the 3D structure. Structural deformities are evaluated according to the morphology of the 3D structure. The pathological features on the sections are integrated to obtain at least one 3D pathological feature property, and a treatment is determined accordingly.

An apparatus and method for surgically reducing and internally fixing a shoulder acromioclavicular joint dislocation are disclosed. The apparatus preferably comprises a button and a washer, the washer being flexibly secured to the coracoid process of the scapula by means of a bone screw, the button and washer being secured together by means of a first suture. A second suture is provided secured between the button and a needle, such that the needle and associated button, may be advanced through a hole drilled through the clavicle, wherein the button and the washer may then be tightened, reducing the coracoclavicular distance, by means of the first suture connected therebetween, to reduce and hold a desired acromioclavicular joint dislocation.

A humeral prosthetic head has a non-spherical articulation surface coupled with an intermediate component connecting the head and the humerus, the intermediate component connected to the epiphysis, metaphysis, or diaphysis, or to one or more additional components connected to the humerus. The intermediate portion provides for axial and angular offset of the head with respect to a connection to the humerus, using a curvilinear tapered engagement.

Stemless components and fracture stems for joint arthroplasty, such as shoulder arthroplasty, are disclosed. Also, methods and devices are disclosed for the optimization of shoulder arthroplasty component design through the use of medical imaging data, such as computed tomography scan data.

The present invention relates to a free weight simulating, weightlifting system configured to allow the user to lift weights in a full range of motion while reducing shoulder joint pressure and having additional support safety. The system has a support base, sides that define the exercise area and guide rails that pivotally attach to the support base and barbell.

The invention discloses a flexible rope-driven elbow joint exoskeleton robot with a compensation device. The invention relates to the exoskeleton robot and aims at solving the problems that existing auxiliary rehabilitation equipment is single in function and not suitable for rehabilitation training. The robot comprises a back plate, a driving device, a shoulder joint device, a big arm device witha length adjusting function, a dislocation compensation device, an elbow joint flexion and extension device, an elbow joint self-rotation device, a forearm device with a length adjusting function andtwo sets of Bowden cables. The driving device is mounted on one side surface of the back plate; the shoulder joint device is mounted on one side of the back plate; the shoulder joint device, the bigarm device with the length adjusting function, the dislocation compensation device, the elbow joint flexion and extension device, the elbow joint self-rotation device and the forearm device with the length adjusting function are connected in sequence; one ends of the two sets of Bowden cables are connected to the driving device; the other end of one set of the Bowden cables is connected to the elbow joint flexion and extension device; and the other end of the other set of the Bowden cables is connected to the elbow joint self-rotation device. The robot is used for the field of rehabilitation training.

The present invention and method is for a chair disposed upon a surface that is designed for a female anatomy; the chair includes a seat having proximate and distal end portions forming a first convex surface with a chord plane intersecting, the having a length shorter than its width. The chair also includes a back having first and second end portions that form a second convex surface, wherein, a second lateral measure on the second end is less than a first lateral measure on the first end. The seat plane and an extension axis that is perpendicular to the surface are relatively positioned to one another to form an acute angle to one another, such that a user's femur bone lengthwise angles downward from hip to knee toward the surface while the user's shoulders arch rearward thus aligning the user's hip joint and shoulder joint vertically for better posture.

The invention discloses a humanoid robot system based on pneumatic muscles and air cylinders. The pneumatic muscles and the air cylinders are used for driving shoulder joints, elbow joints, a waist joint, a hip joint, knee joints and ankle joints of a humanoid robot to move. The robot is mainly composed of a skull, vertebrae, ribs, humeri, radii, fixed parts, thighbones, fibulae, the pneumatic muscles, the air cylinders and feet. The shoulder joints, the elbow joints, the waist joint, the hip joint, the knee joints and the ankle joints respectively have three, three, four, three, three and four degrees of freedom, the whole system has 34 degrees of freedom, the shoulder joints are distributed and driven in a flexible redundant form by nine pneumatic muscles from the vertebrae, and talocrural joints are formed by a parallel mechanism which is supported by the middle air cylinder of three air cylinders uniformly distributed on the periphery, so that the free switching of rotation and movement is realized. The humanoid robot system is driven by the pneumatic muscles and the air cylinders at the same time and has the advantages of compact structure, cleanness and good explosion-proof performance and can be used for exhibition, meeting and teaching demonstration.

The invention provides an upper limb external skeleton device. The upper limb external skeleton device is installed on a wheelchair and used for assisting a patient suffering from upper and lower limb dysfunction in upper limb movement and active exercise. The upper limb external skeleton device is characterized by comprising a connecting and supporting mechanism, a shoulder joint motion mechanism, an elbow joint motion mechanism and a wrist joint motion mechanism, wherein the connecting and supporting mechanism is used for being connected with the wheelchair and supporting the external skeleton of the upper limb of the patient, and comprises a wheelchair fixing rod, a first wheelchair locking clamp, a supporting frame, a pulling rod and a single-end locking clamp; the shoulder joint motion mechanism is used for enabling the patient to do shoulder joint exercise and comprises a supporting disc, a rotating piece, an upper arm supporting piece and an upper arm rotating shaft piece, and when rotating, the rotating piece and the upper arm supporting piece drive the shoulder joints of the patient to stretch and retract; the elbow joint motion mechanism is used for enabling the patient to do elbow joint exercise and comprises an upper arm fixing piece, an upper elbow joint connecting piece, a lower elbow joint connecting piece and a forearm fixing piece; the wrist joint motion mechanism is used for enabling the patient to do wrist joint exercise and comprises a grip, flexural springs, a forearm adjusting rod and a forearm supporting piece which are connected in sequence.

The present invention belongs to the technical field of orthopedic rehabilitation treatment and particularly discloses a neck, waist and shoulder joint motion rehabilitation treatment device. A support plate is used for supporting a first air cylinder, a second air cylinder, a third air cylinder, a fourth air cylinder and four corresponding electric push rods, transverse and longitudinal chutes are respectively arranged in a head position, two upper side shoulder positions and a middle waist position of a bed plate, air bag massage devices are respectively arranged in the four transverse and longitudinal chutes, each air bag massage device comprises a slide block clamped in the corresponding transverse and longitudinal chute and a massage air bag fixed on the slide block, the slide blocksslide along the corresponding transverse and longitudinal chutes under the action of the corresponding electric push rods, so that the corresponding massage air bags are positioned at the adaptive positions of the neck, the shoulder and the waist of a patient to rehabilitate, and the neck, waist and shoulder joint motion rehabilitation treatment device can conduct synchronous massage of the necks,the shoulders and the waists of the patients with different heights and is excellent in massage effect by charging and discharging the corresponding air cylinders.

The invention discloses a reconfigurable exoskeleton upper limb rehabilitation robot for different body types. According to the reconfigurable exoskeleton upper limb rehabilitation robot, a shoulder joint internal and external rotation assembly, a scapulohumeral adjustment assembly, a shoulder joint flexion extension and retraction assembly, an upper arm length adjustment assembly, an upper arm rotary motion assembly, an elbow joint flexion and extension assembly, a forearm rotary motion assembly, a forearm length adjustment assembly and a wrist joint flexion and extension assembly are connected in sequence; the robot has six freedom degrees, and six-freedom-degree rehabilitation movement and compound movement of the upper limbs can be achieved corresponding to six active executing mechanisms; a liftable base is suitable for people with different heights; the scapulohumeral adjustment assembly is suitable for rising and sitting postures of different patients; the forearm length adjustment assembly and the upper arm length adjusting assembly are suitable for patients with different forearm and upper arm lengths. The reconfigurable exoskeleton upper limb rehabilitation robot has reconfigurability, multiple passive adjusting mechanisms, a left and right hand interchange using mode, and a light exoskeleton structure, requirements of patients with different disease conditions can bemet, and the treatment cost is reduced.

The invention is a modular composite shoulder prosthesis 64, whose construct incorporates a solid autogenous bone graft 50 to be used to replace the upper humerus in certain fracture types. The prosthesis comprises a stem 22 to be inserted in the canal of the humerus, an intermediary part reduced to a medial pillar 24 and a head which is a generally spherical cap 20 that is hollow. The head of the prosthesis being hollow and coated with an osteoconductive material, the lateral aspect of the medial pillar as well as the upper part of the stem being also coated with the same material, an epiphyso-metaphyseal space is delineated in which a solid autogenous bone graft is fitted. Union can be achieved between the coated parts of the prosthesis, the bone graft 50 and the tuberosities reattached to the humerus shaft, secured to holes 62 of the medial pillar and between themselves.

The invention relates to a humanoid robot system based on air cylinders and pneumatic muscles. Shoulder joints, elbow joints, wrist joints, fingers, waist joints, hip joints, knee joints, ankle jointsand toes of a humanoid robot are driven to move by using the air cylinders and the pneumatic muscles, and a function of completely simulating the movement of a person is achieved. The humanoid robotsystem is composed of linear cylinders, pneumatic rotary actuators, pneumatic muscles, bevel gears, vertebrae and connecting plates, wherein the plurality of linear cylinders drive the shoulder jointsto move, and the pneumatic rotary actuators are combined with the bevel gears to drive the elbow joints; the pneumatic muscles drive the wrist joints and the fingers, the plurality of pneumatic muscles drive the waist joints and the vertebrae, and the pneumatic rotary actuators are combined with parallelogram structures to drive lower limbs to move; and the shoulder joints, the elbow joints, thewrist joints, the waist joints, the hip joints, the knee joints and the ankle joints have 6 degrees of freedom, 1 degree of freedom, 2 degrees of freedom, 1 degree of freedom, 1 degree of freedom and2 degrees of freedom respectively. The humanoid robot system based on the air cylinders and the pneumatic muscles uses the air cylinders and the pneumatic muscles for driving, has the characteristicsof compact structure, good explosion-proof performance, multiple degrees of freedom and combination of rigidity and flexibility, and can be used for teaching and demonstration.

The invention discloses an elbow joint exoskeleton rehabilitation training robot which comprises a forearm exoskeleton, a big arm exoskeleton, a driving mechanism and a shoulder joint limiting protection mechanism, and the forearm exoskeleton and the big arm exoskeleton are used for being arranged at the forearm position and the big arm position of the upper limb of a patient in a sleeving mode respectively; the forearm exoskeleton and the big arm exoskeleton are hinged at positions corresponding to elbow joints of a patient; the shoulder joint limiting protection mechanism is used for limiting movement of the shoulder joint of the patient so that the included angle between the big arm and the trunk of the patient can be kept unchanged in the sagittal plane, and the shoulder joint limitingprotection mechanism can be detachably arranged at the end, close to the shoulder joint of the patient, of the big arm exoskeleton; the driving mechanism is used for driving the forearm exoskeleton to drive the forearm of the patient to bend and stretch around the elbow joint. The elbow joint exoskeleton rehabilitation training robot can be specially applied to elbow joint training, and thereforethe training effect of promoting elbow joint movement function recovery of a patient can be achieved.

The invention relates to an exoskeleton robot for upper limb rehabilitation training, which comprises a base, two shoulder joints, two elbow joints and two wrist joints. A shoulder joint, an elbow joint and a wrist joint are arranged on the two sides of the base in a mirror image mode. The shoulder joint is installed on the base, the elbow joint is installed on the shoulder joint, and the wrist joint is installed on the elbow joint. Each shoulder joint comprises a big arm connecting rod, a first joint, a second joint and a third joint; the elbow joint comprises an installation shell and a hydraulic cylinder placed in the installation shell, the installation shell is fixedly installed on the big arm connecting rod, the upper end of a hydraulic cylinder body of the hydraulic cylinder is rotationally connected with the top end of the installation shell, a piston rod of the hydraulic cylinder is rotationally connected with the wrist joint, and the wrist joint is rotationally installed on the installation shell. The exoskeleton robot is compact in structure, can be used for performing exercise rehabilitation treatment on patients with limited upper limb exercise functions caused by upper limb muscle damage or hemiplegia cerebral infarction and the like, and can reduce the labor intensity of rehabilitation training medical staff.

A tennis elbow pad assembly product for relieving the symptoms of lateral epicondylitis is disclosed. The tennis elbow pad assembly product includes an outer pouch formed of a moisture-impervious material. A pad is positioned in the pouch in substantially moisture-free conditions and sealed therein against entry of moisture until use. The pad is adapted for being positioned against and molded onto a forearm in the region of the elbow for lying in closely-conforming relation against and applying radially-directed pressure to the common tendon attachment and grasping and supination muscles associated with the radial-humeral joint and the lateral epicondyle of a forearm and hardened into a rigid structure for therapeutic use. The pad includes an initially flexible substrate impregnated or coated with a reactive system. The system remains stable when maintained in substantially moisture-free conditions and hardens upon exposure to moisture to form a rigid, self-supporting structure having a shape that conforms to the forearm to which the pad is molded during curing. The pad also includes a flexible outer layer enclosing the substrate and a support cooperating with the pad for maintaining the pad in its closely-conforming position against the forearm.

An insert (1) designed for insertion into a central cavity (10) within the upper part of the prosthetic stem (13) of a shoulder prosthesis. The insert (1) is provided with at least one transverse hole (6) that is threaded or provided with an inner retaining rib or any other screw-locking means. The insert (1) is designed for locking of transverse tuberosity bone screws (4) in the same way as a cross-dowel-nut. The outer surface of the prosthetic stem (13) is provided with at least one transverse unthreaded hole (7) communicating with the central cavity (10) in order to allow a sliding passage for the bone screw (4).The insert for a prosthetic humeral head implant of an anatomical shoulder prosthesis is interchangeable with an insert for the cup-shaped humeral implant (18) of a reverse shoulder prosthesis. The insert (1) is provided with a fixation site (8) for a targeting arm.

A method, and devices for facilitating the method, for shoulder replacement surgery. The method entails establishing a mechanical support in a the anatomical neck plane of the proximal humeral head, fixing a jig to the mechanical support, where the jig supports a drill guide with its axis perpendicular to the anatomical neck plane, adjusting the drill guide it coincide with the axis of the humeral head, drilling a hole through the humeral head for insertion of a shaft which will support and rotate a reaming bit. The reaming bits used to resurface the humeral head and the glenoid fossa are inserted through the back of the patient, through a gap created between two easily separated muscles, rather than through a gap cut through the subscapularis muscle on the front of the joint. A suitable jig is provided to facilitate the method.

The invention relates to a dynamic and static combined upper limb rehabilitation brace. The brace comprises an elbow joint support, a shoulder joint movable frame and a controller; the elbow joint support comprises a forearm fixing rod and an elbow fixing rod; the forearm fixing rod and the elbow fixing rod are movably connected, can be bent, are driven by a servo motor I to complete bending and unbending, and a brake I and an angle sensor assist in completing movement of upper limb elbow joints; the shoulder joint movable frame comprises a rotating disc, a disc driving supporting mechanism and an air cylinder; the rotating disc is connected to the elbow joint support through a movable connecting rod, a servo motor II, a servo motor driver and a brake II are arranged in the disc driving supporting mechanism and jointly drive the rotating disc to rotate to drive the elbow joint support to move, and the air cylinder adjusts the height of the upper limb rehabilitation brace; and the controller is a square box, a single-chip microcomputer is installed in the controller, and a control panel is arranged on the upper surface of the controller. The dynamic and static combined upper limb rehabilitation brace is used for simply and movably supporting the upper limb, and is simple in structure and easy to realize.

The invention relates to a hip or shoulder socket inlay setting instrument (10) comprising a grip section (11) and a suction element (12) that can be laid against the joint surface in a sealing fashion. The suction element (12) comprises a soft flexible molded part (13) tailored to the joint surface, said molded part is capable of being deformed using a pulling element (14) such that an (elevated) vacuum arises between the soft flexible molded part (13) and the joint surface upon abutment thereagainst.

The invention relates to the field of bone joint replacement surgical robots, and discloses a three-dimensional reconstruction method for a CT image of a bone joint replacement surgical robot and a computer-assisted orthopedic surgery system based on augmented reality. The method comprises the steps of firstly, acquiring bone segmentation data of a CT image; then generating a three-dimensional skeleton model according to the obtained skeleton segmentation data of the CT image; a video image matching algorithm based on improved SURF feature points is adopted, matching tracking is carried out on a target of a video image, then the spatial attitude of the target is solved, corresponding spatial transformation is carried out on a virtual three-dimensional object, and therefore the effect of augmented reality is achieved. The main purpose of the invention is to provide a technology capable of establishing a sufficiently complex and accurate three-dimensional image for three-dimensional reconstruction of a CT image of a patient before an operation, so that a surgical robot can autonomously complete hip joint, knee joint and shoulder joint replacement orthopedic operations by means of the technology.

The invention relates to the field of service robots, and discloses an exoskeleton device for carrying assistance. The device comprises an upper limb structure, a back plate structure, a hip bone structure, a lower limb structure and an ankle structure; the upper limb structure is connected with the back plate structure, the back plate structure is connected with the hip bone structure through a rotating shaft, the hip bone structure is connected with the lower limb structure, the lower limb structure is connected with the ankle structure, the back plate structure comprises a back plate, a shoulder joint pulley is fixed on the back plate, and a waist power-assisting motor system is fixedly arranged on the back plate; and the back plate is hinged to the hip bone structure. According to thedevice, the problem that in a traditional exoskeleton squatting process, the man-machine matching performance is poor is solved; by means of a waist power assisting device, protection on an operator is further enhanced; and according to the designed upper limb structure, a steel wire rope is driven by an electric cylinder to replace a Bowden cable driving mode, and the power assisting efficiency is improved.