73 results about "Shoulder joint" patented technology

A system for an anatomical total shoulder arthroplasty or reverse total shoulder arthroplasty can include an infinitely adjustable augment angle baseplate, an implant, a baseplate, an engagement member, and a prosthetic head. The infinitely adjustable augment angle baseplate can be configured to be secured to a first bone of a patient. The implant can be insertable into a second bone of a patient. The baseplate can be insertable into the implant and configured to be attached to the second bone of the patient. The engagement member can be couplable to either of the infinitely adjustable augment angle baseplate or the baseplate. The prosthetic head can be couplable to the other of the infinitely adjustable augment angle baseplate or the baseplate. The prosthetic head can be engageable with the engagement member to form a prosthetic joint between the first bone and the second bone.

A reverse shoulder system can include, for example, a glenoid baseplate comprising a longitudinal axis, the glenoid baseplate further including a stem and a central channel within a sidewall of the stem. The stem can include a longitudinal axis. The longitudinal axis of the glenoid baseplate can be angled with respect to the longitudinal axis of the stem, wherein the longitudinal axis of the glenoid baseplate is not perpendicular with respect to the longitudinal axis of the stem. Other components including a glenosphere, tools, and methods of use are also disclosed.

Disclosed are prosthesis systems and methods that provide ways by which the articulating surfaces of the implant can be exchanged such that the anatomic surfaces can be converted to reverse surfaces, while not exchanging the fixation components. Also disclosed herein are methods by which the surgeon can implant an inset anatomic articulating glenoid implant whereby at a later date, can remove the anatomic articulating surface and replace it with a reverse articulating surface such that the primary means of fixation remains well fixed in the glenoid fossa at the moment of articular exchange.

Disclosed are prosthesis systems and methods that provide ways by which the articulating surfaces of the implant can be exchanged such that the anatomic surfaces can be converted to reverse surfaces, while not exchanging the fixation components. Also disclosed herein are methods by which the surgeon can implant an inset anatomic articulating glenoid implant whereby at a later date, can remove the anatomic articulating surface and replace it with a reverse articulating surface such that the primary means of fixation remains well fixed in the glenoid fossa at the moment of articular exchange.

A reverse shoulder system can include, for example, a glenoid baseplate comprising a longitudinal axis, the glenoid baseplate further including a stem and a central channel within a sidewall of the stem. The stem can include a longitudinal axis. The longitudinal axis of the glenoid baseplate can be angled with respect to the longitudinal axis of the stem, wherein the longitudinal axis of the glenoid baseplate is not perpendicular with respect to the longitudinal axis of the stem. Other components including a glenosphere, tools, and methods of use are also disclosed.

The invention discloses a shoulder joint rehabilitation action image recognition and real-time posture correction feedback method and system, and belongs to the technical field of medical image processing and computer vision, and the method comprises the steps: collecting a rehabilitation training image frame sequence through an RGB camera; inputting the image into a human body analysis model, extracting skeleton key point coordinates and calculating a joint angle sequence; constructing the skeleton key points into a space-time diagram structure, and inputting the space-time diagram structure into a space-time diagram convolutional network for action classification and recognition; aligning and comparing the actual joint angle with the standard action template by adopting a dynamic time warping algorithm to calculate a deviation vector and an action compliance score; a standard posture skeleton line and an angle deviation indicating arrow are overlaid and rendered on an image, the compliance degree of each joint is displayed in a color gradient mode, an action compliance degree score and personalized correction suggestions are output, the error posture recognition accuracy is larger than 92%, the feedback delay is smaller than 100 ms, and the technical problem that home rehabilitation lacks professional action guidance is solved.

Systems and methods of glenoid bone removal in accordance with a surgical plan are disclosed. The surgical plan, which includes a first depth, a second depth, a location, and a trajectory for a glenoid implant relative to a patient's anatomy may be obtained. A feature having the first depth may be resected into the patient's anatomy at the location. A guidewire may be inserted at the trajectory into the patient's anatomy assisted by the feature. Reaming may be performed over the guidewire to the first depth, and a center post hole with a canulated drill bit may be resected over the guidewire to a second depth.

The present invention provides a universal and / or convertible glenosphere and / or glenosphere shoulder joint replacement system and method. [Solution] An implant component is provided. The implant component includes one of a glenosphere component having a concave outer surface and a glenosphere component having a convex outer surface. The system may also include one of a first base plate having a central boss portion extending from the bottom surface and a central opening through which it is positioned, or a second base plate having a central boss portion extending from the top surface and a central opening through which it is positioned. An anchor boss having a central opening through which it is positioned is provided. The system may include a central compression screw configured to reliably compress the first base plate, the second base plate, or the anchor boss against the patient's bone by being fixed through the central opening.

The invention discloses an auxiliary fixing device applied to magnetic resonance shoulder joint radiography aber position examination, and relates to the technical field of medical auxiliary instruments. The auxiliary fixing device applied to the magnetic resonance shoulder joint radiography aber position examination comprises a gypsum arm guard and an arm support assembly, the gypsum arm guard is connected with a fixing piece, and a tightness adjusting assembly used for assisting a patient in binding is arranged between the gypsum arm guard and the arm support assembly. A limiting mechanism used for fixing the elbow of the patient is arranged on the side, away from the tightness adjusting assembly, of the gypsum protection arm, the wrist of the patient can be bound through a nylon cable tie, the adjustable connecting assembly and the limiting assembly are matched, and the elbow of the patient is fixed. The arm at the detection end of the patient is limited to act, so that the problems that the action is changed, the limiting effect of most existing auxiliary fixing devices is single, and the detection result is influenced are solved.

The invention relates to the technical field of medical instruments, in particular to a shoulder arthroscopy positioning device which comprises a base, a positioning module used for fixing and preliminarily positioning a shoulder arthroscopy and an adjusting module used for adjusting the position of the shoulder arthroscopy in a multi-dimensional mode are installed on the base, the positioning module comprises a mounting frame, and the mounting frame is fixedly connected with the base. A fixing assembly used for fixing and limiting the shoulder arthroscope is installed on the installation frame, a monitoring assembly used for monitoring pressure, angle and displacement data of the shoulder arthroscope in real time is installed on the fixing assembly, the adjusting module comprises a driving part, and the driving part is installed on the installation frame. A moving assembly used for driving the fixing assembly to move is installed on an output shaft of the driving part, the monitoring assembly is in signal connection with a controller, and the controller is in signal connection with the fixing assembly and the driving part. The system is used for achieving precise positioning, real-time monitoring and intelligent adjustment of the shoulder arthroscopy in the shoulder arthroscopy operation process.

The invention discloses a hand traction belt skin protection device for shoulder arthroscopy surgery, and relates to the technical field of medical instruments, the hand traction belt skin protection device comprises a traction assembly used for traction of a wrist, and an angle adjusting assembly used for changing the traction angle is arranged on the outer surface of one side of the traction assembly; a stepping assembly used for adjusting the height is arranged on the outer surface of one side of the angle adjusting assembly, the traction assembly comprises a traction belt body, and the outer surface of the traction belt body is fixedly connected with a buffering cushion layer used for dispersing pressure. According to the hand traction belt skin protection device for the shoulder arthroscopy operation, the traction assembly, the first hook-and-loop fastener and the second hook-and-loop fastener are detachably attached, so that the hand traction belt skin protection device can adapt to different wrist sizes, the viscosity is stable after attachment, and a certain traction force can be borne without falling off; the flexible material of the buffer cushion layer can disperse the contact pressure between the wrist and the traction belt, tissue damage caused by too large local pressure intensity is avoided, and therefore stable and comfortable fixation is achieved.

A modular reverse shoulder prosthesis, comprising: a stem (110) comprising a tapered body (111) and a first annular housing (112); a tray (120) comprising a dome element (121) for insertion into the first annular housing (112), and further comprising a second annular housing (122); a liner (130) comprising an engaging element (131) for at least partial insertion into the dome element (121), and further comprising a joint concave element (132) configured for coupling with the second annular housing (122). The second annular housing (122) of the tray (120) comprises a raised edge (123) configured to support the joint concave element (132) and which defines an overall outline having a different development in height at least in diametrically opposite portions (123a; 123b) of the tray (120).

The invention relates to the technical field of shoulder arthroscopy operations, in particular to a shoulder arthroscopy operation traction device which comprises a clamping mounting seat, a clamping base is slidably connected to the outer side surface of the clamping mounting seat, and clamping claws are fixedly connected to the outer side surfaces of the clamping mounting seat and the clamping base. A folding support used for folding and supporting is arranged on the surface of the top of the clamping installation base, a magnetic attraction buckle interlocked with the folding support is arranged on the surface of the outer side of the clamping installation base, a traction winding column used for controlling the arm to ascend, descend and rotate is arranged on the surface of the outer side of the top extending shell, the folding support is folded in the initial state, the occupied space is small, and operation is convenient. The storage and the transportation are convenient. When in use, the traction device is unfolded and can be adjusted to a proper height and position as required, so that the space utilization rate is effectively improved, the traction device is particularly suitable for an environment with a limited operation space, convenience is provided for operation, the traction winding column is relatively simple and convenient to operate, and a doctor can quickly adjust the traction height and angle.

The invention relates to the technical field of medical instruments, in particular to a shoulder arthroscopy lateral position abduction traction frame which comprises a main frame, a traction rod and a traction rope, a sliding rail is vertically and fixedly installed on the main frame, a lifting block is vertically and slidably installed on the sliding rail, one end of the traction rope is fixedly connected with the lifting block through a traction assembly, and the other end of the traction assembly is fixedly connected with the traction rod. A water tank is fixedly installed on the main frame, a water outlet pipe is installed at the bottom end of the water tank, a water inlet pipe is installed at the upper end of the weight box, the water outlet pipe and the water inlet pipe are communicated through a connecting water pipe, and a water level window is formed in the side face of the weight box. And water level scales are arranged on the water level window. A medical worker can control the traction force on the arm by controlling the water level in the weight box, the situation that the traction force is too large or too small, and consequently the operation progress is affected is prevented, it is guaranteed that the operation effect is better, and the disease of a patient is thoroughly solved.

A shoulder prosthesis baseplate (100) comprising a through-hole (102) for a compressive screw (101), wherein the through-hole (102) has a circular profile section and comprises a projecting edge (106) arranged internally and perpendicularly to an axis (102j of the through-hole (102), the projecting edge (106) being configured to axially retain a head (103) of the compressive screw (101) inserted in the through-hole (102). The projecting edge (106) has circular are shape and delimits a corresponding free portion (108) of the circular profile section internally to the through-hole (102), the free portion (108) being configured to allow the screwing passage of a threaded stem (104) of the compressive screw (101) to surpass the projecting edge (106).

The invention relates to a pharmaceutical composition for intraoperative brain protection in shoulder arthroscopy surgery. The pharmaceutical composition comprises midazolam, propofol, sufentanil, succinylcholine and atracurium besylate. According to the invention, rScO2 can be improved, the risk of cerebrovascular events can be reduced, but no obvious influence is generated on the circulation stability in the operation of a patient, the postoperative cognitive impairment and the like.

The present disclosure provides for prosthetic implants to be used in various surgical repairs, including for procedures like total shoulder arthroplasties and reverse total shoulder arthroplasties. The implants include two main parts—a frame and a prosthetic component. The frame includes an aperture that is configured to receive the prosthetic component, allowing the prosthetic component to make direct contact with bone at the surgical site. Various configurations are provided that allow the prosthetic component to be coupled to or otherwise engage with the frame, and at least some of the configurations are such that the reverse procedures can be done without having to fully re-tool and / or modify the bone. A variety of procedures resulting from the improved implants are also provided.

A robotic surgical system can include an end effector coupled to a robotic arm. A reamer operable to ream bone can be coupled to the end effector (e.g., via a retainer). The reamer can include a primary driveshaft and a cutting head. The primary driveshaft can be rotatable about a first axis of rotation and the cutting head can be rotatable about a second axis of rotation, for example parallel to and offset from the first axis of rotation.

The utility model discloses a distractor suitable for shoulder arthroscopy, which comprises an operating bed, a moving component, a lifting component, a limiting component and a fixing component, the moving component is transversely arranged above the operating bed and connected with the operating bed, the lifting component is arranged above the moving component, the limiting component is arranged above the lifting component, and the fixing component is arranged above the limiting component. The limiting assembly is located between the lifting assembly and the moving assembly and arranged at one end of the moving assembly, the moving assembly is connected with the lifting assembly through the limiting assembly, and the fixing assembly is located above the lifting assembly and rotationally connected to the lifting assembly. When the arm lifting device is used, the moving assembly can be moved to the armpit position of a patient, then the fixing assembly and the lifting assembly can lift the arm of the patient upwards from the position below the arm of the patient, and therefore a doctor is prevented from being shielded.

The utility model discloses a shoulder arthroscopy operation traction frame. Relates to the technical field of traction devices, and comprises a movable main body support, the top of the main body support is provided with a traction belt used for conducting traction on the upper limbs of a patient in the shoulder arthroscopy operation, and the top of the main body support is provided with a sliding adjusting assembly used for adjusting the traction belt; upper limb bandages for fixing the upper limbs of the patient and lock catches for being connected with heavy objects are fixed at the two ends of the traction belt respectively; the sliding blocks are adjusted up and down along the body support, the adjusting sliding rods on the two sides are combined to drive the connecting rods on the two sides to rotate upwards or downwards along the fixing frame, so that the rollers are rotationally adjusted, the traction belt is adjusted, the purpose of adjusting the traction height of the upper limbs of the patient is achieved, locking is conducted through the multiple locking bolts, and operation is convenient. The traction stability is ensured; the device has the advantages of being convenient to use, good in stability, high in flexibility and simple in structure.

The utility model relates to the technical field of medical instruments, in particular to a shoulder arthroscopy thread catcher which comprises a handle, a sliding rod, a metal tube and an elastic thread, an axis hole is axially formed in a body of the handle, a groove is formed in the side face of the body, and the groove is communicated with the axis hole; the sliding rod is inserted into the axis hole in a sliding manner; the metal tube comprises a straight tube section and a bent tube section, a tube cavity of the straight tube section and a tube cavity of the bent tube section are communicated, a puncture tip is arranged at the end of the bent tube section, a wire outlet communicated with the tube cavity is formed in the side face close to the puncture tip, the metal tube is connected with the end face of the handle through the straight tube section, and the tube cavity of the straight tube section is communicated with the axis hole; one end of the elastic silk thread is close to the puncture tip and connected to the bent pipe section, and the other end of the elastic silk thread penetrates through the thread outlet and a pipe cavity of the metal pipe and then is connected with one end of the sliding rod. The utility model has the advantages of simple structure, low cost and more accurate and quicker line grasping, can reduce the frequency of replacing an observation approach, and is beneficial to shortening the operation time and avoiding articular cartilage injury.

This invention discloses a medical image segmentation method and system based on local Moran's index residual blocks, belonging to the field of intelligent medical image segmentation technology. By introducing multi-scale local Moran's index features, this invention effectively quantifies the spatial clustering patterns of key anatomical structures in shoulder MRI images, achieving accurate characterization of eight types of structures. A residual Moran's feature module is deeply embedded in the UNet architecture, and spatial feature utilization is enhanced at each level of the encoder-decoder, improving the model's adaptability and generalization ability to complex shoulder anatomy, making the segmentation results more robust and reliable in clinical applications. The constructed segmentation model can achieve end-to-end automatic segmentation of shoulder MRI images without additional spatial statistical preprocessing, offering advantages such as convenient deployment and high computational efficiency. It is suitable for rapid clinical diagnosis and surgical planning, and has significant application value in improving the intelligent diagnosis and treatment of shoulder joint diseases.

An implant insertion tool or tools interact with a user interface provided by a computer to guide the operator to insert the implant at a desired location and trajectory. The user interface may guide an operator through a registration process, a process for positioning the tip of the implant at the desired location, and a process for aligning the implant to have the desired insertion trajectory. The implant may be a medical implant such as a K-wire that is inserted into a bone, such as the glenoid of a scapula during shoulder arthroplasty or reverse arthroplasty.

The present invention is entitled "Prosthetic implants including frames for fixation to bone and related methods." The present disclosure provides prosthetic implants to be used in various surgical repairs including procedures such as total shoulder arthroplasty and reverse total shoulder arthroplasty. The implants include two main parts: a frame and a prosthetic component. The frame includes an aperture configured to receive the prosthetic component, allowing the prosthetic component to be in direct contact with bone at the surgical site. Various configurations are provided that allow the prosthetic component to be coupled to or otherwise engaged with the frame, and at least some of the configurations enable reverse procedures to be performed without having to completely rework and / or modify the bone. A variety of procedures resulting from the improved implants are also provided.

The utility model discloses a six-degree-of-freedom telescopic mechanical arm for polishing operation, and relates to the technical field of mechanical arms, the six-degree-of-freedom telescopic mechanical arm for polishing operation comprises a mechanical arm body, and the mechanical arm body comprises a base joint, a shoulder joint and a wrist joint. According to the six-degree-of-freedom telescopic mechanical arm for grinding operation, a pitching joint is arranged below the wrist joint, a grinding wheel is arranged on the right side of the pitching joint, the base joint is rotationally connected with the shoulder joint, the shoulder joint is rotationally connected with the wrist joint, and in the grinding process, the posture is continuously adjusted through stretching and retracting and the six-degree-of-freedom joint; the grinding tool can be accurately positioned to each part, needing to be ground, of the workpiece by combining a high-precision position sensor and an advanced motion control algorithm, the stable posture is kept in the grinding process, and the grinding uniformity and consistency are ensured.

Robotic surgical systems and methods for preparing a glenoid for a receiving an implant in a shoulder joint replacement surgery. A control system associates, with the glenoid, a virtual boundary that defines a volume of material that should be removed from the glenoid and a virtual line haptic being defined based on a planned trajectory of a screw to be implanted into the glenoid to facilitate installation of the implant. The control system controls a robotic manipulator to operate and constrain a first cutting tool relative to the virtual boundary to remove the volume of material from the glenoid to prepare a surface of the glenoid to receive a base of the implant. The control system controls the robotic manipulator to operate and constrain a second cutting tool relative to the virtual line haptic to form a center hole within the glenoid to receive the screw.

The invention discloses an automatic perfusate pressure regulating device for shoulder arthroscopy surgery, relates to the technical field of perfusate pressure regulation, and aims to solve the technical problem that the pressure accuracy is difficult to control in real time in the traditional mode of manually regulating the height of a perfusate bag to control the perfusate pressure, the automatic perfusate pressure regulating device comprises a base, and an infusion support and a pressure regulating assembly are arranged at the top of the base; the pressure adjusting assembly comprises a liquid storage barrel, a liquid pushing barrel and a liquid outlet barrel are movably arranged in an inner cavity of the liquid storage barrel, the liquid pushing barrel is arranged below the liquid outlet barrel, a liquid storage cavity is formed between the liquid pushing barrel and the liquid outlet barrel and used for storing perfusate to be output, the liquid pushing barrel is in sliding sealing fit with the inner wall of the liquid storage barrel, and a needle syringe type volume variable structure is formed. A driving assembly is arranged on the side wall of the infusion support. The device has the advantage that the perfusate pressure can be automatically and stably adjusted in real time.

The utility model discloses a shoulder glenoid side guide plate for reverse shoulder joint replacement, which is provided with an attaching surface attached to the surface of a glenoid and a shell surface for driving to rotate, the guide plate comprises a base body and at least three positioning blocks annularly arranged on the periphery of the base body, and the positioning blocks all convexly extend towards the attaching surface. The base body is provided with an attachment surface and a positioning block, the attachment surface is provided with an attachment area for accommodating a glenoid cavity, the positioning block is provided with a plurality of gear parts facing the attachment area, the glenoid cavity is limited in the attachment area by the plurality of gear parts, one side of the shell surface of the base body is provided with a positioning column extending outwards, and the positioning column penetrates through the attachment area and forms a first needle hole. According to the glenoid cavity reamer, the shell face is rotated so that the multiple gear parts can limit the glenoid cavity to the attaching area, then the position of the first needle hole can be determined, and the position and guiding of the glenoid cavity reamer can be determined in the mode that a surgical needle is beaten in the first needle hole.

The present disclosure relates in general to surgical instruments and methods of use. More specifically, but not exclusively, the present disclosure relates to an insertion device and a method for use for reverse shoulder replacement surgery. The surgical insertion device of the present disclosure comprises a handle portion, an armature portion, and a tip portion that are designed for side entry glenosphere insertion. In some instances, the surgical insertion device comprises an adjustable arm / tip orientation. In other instances, the surgical insertion device comprises a fixed curved tip orientation. In both instances, the surgical insertion device is designed to improve access to surgical sites while mitigating surrounding tissue and / or nerve damage.

This application provides a method for full-process safety situation awareness in live-line work on power distribution networks, including: acquiring real-time three-dimensional coordinates of each joint of the worker from a multi-joint skeletal tracking unit deployed on an insulated bucket truck; extracting the real-time angles between the lines connecting the shoulder and elbow joints and the elbow and wrist joints as the elbow abduction angle; generating a set of three-dimensional coordinates of key contour points on the worker's body surface based on the real-time three-dimensional coordinates of each joint, combined with preset skin layer thickness and contour outward distance at each skeletal node; comparing the real-time elbow abduction angle with a preset first threshold, triggering a dynamic recognition process when the elbow abduction angle exceeds the first threshold; and fusing the safety distance monitoring data for the most prominent part with the conventional safety distance monitoring data for the head and shoulder area to obtain a comprehensive safety distance monitoring result.