130 results about "Arthroscopic procedure" patented technology

The invention relates to the technical field of navigation and positioning, and discloses an arthroscopic surgery navigation and positioning system based on artificial intelligence, which comprises a preoperative image processing and lesion analysis module for analyzing preoperative images, a multi-modal data fusion module for integrating image data from different sources in the surgery, and a navigation and positioning module for performing navigation and positioning on the integrated image data. The intra-operative real-time joint tracking and posture estimation module is used for tracking the joint position and soft tissue deformation in real time, the AI dynamic operation path planning module is used for intelligently optimizing the operation path, the robot auxiliary operation and automatic adjustment module is used for automatically adjusting the position and angle of an operation instrument, and the intra-operative AI voice and visual feedback module is used for providing real-time feedback. The operation data storage and intelligent learning module is used for storing and analyzing operation data. By means of the multi-modal data fusion technology, arthroscopic images, ultrasonic images and infrared images are combined, accurate visualization of an operation area is achieved, and the effect of improving operation accuracy and safety is achieved.

The invention belongs to the technical field of surgical robots, and particularly relates to a tenon-and-mortise connection-based modular quick assembly and disassembly robot structure for arthroscopic surgery, which comprises a continuum skeleton made of a flexible material and of a cylindrical structure; the flexible body anti-turning shell is arranged on the outer side of the continuum framework in a sleeving mode, the flexible body anti-turning shell and the continuum framework are bent at the same time, and the flexible body anti-turning shell is used for reducing deformation of the continuum framework; and the driving structure is in transmission connection with the continuum framework, and the driving structure enables the continuum framework to be bent. According to the invention, the deformation degree of the continuum skeleton can be reduced through the flexible body anti-turning shell, so that the situation of bending or excessive deformation of the continuum skeleton in a high-load and complex environment is avoided, and the accuracy and stability of the surgery can be remarkably improved.

The invention provides a high-modulus strong-adhesion injectable hydrogel, and belongs to the field of biological materials, the hydrogel is the injectable hydrogel with the highest modulus at present, the modulus is up to 10.7 MPa, the modulus is adjustable, the adhesion strength also reaches 160kPa, and the hydrogel can well simulate tissues with different moduli such as skin and cartilage; meanwhile, the hydrogel can also resist swelling and lubricate. The invention provides a preparation method of the hydrogel, which comprises the following steps: mixing a silk protein solution of the wild silkworm silk and the modified polysaccharide in proportion, pre-crosslinking, and further crosslinking by utilizing temperature, so as to obtain the hydrogel with high modulus and strong adhesion. According to the hydrogel, firstly, fibroin and polysaccharide are mixed to form water-insoluble fluid gel, the water-insoluble fluid gel can be used for underwater injection in arthroscopic surgery, and then body temperature triggers assembly to form tough hydrogel in situ. In addition, the invention also proves that the hydrogel can be used for suture-free skin repair and can effectively avoid wound disintegration.

The utility model provides an auxiliary device for an arthroscopic surgery in the orthopedics department. The auxiliary device comprises a needle sleeve, a puncture needle and a plurality of expansion pieces. The needle sleeve is arranged in a penetrating mode in the axial direction. The puncture needle comprises an installation rod and a tip end, the installation rod is detachably installed in the needle sleeve and penetrates through the needle sleeve, and the tip end is connected to one end of the installation rod and located outside the needle sleeve. And the plurality of expansion pieces are arranged on the periphery of the needle sleeve. According to the auxiliary device for the arthroscopic surgery in the orthopedics department, the puncture needle is adopted, after the puncture needle is installed on the needle sleeve, a medical worker can conveniently stretch the needle sleeve into the joint of a patient from the incision, and compared with the mode that the needle sleeve directly stretches into the joint of the patient from the incision, the use convenience is improved. By the adoption of the needle sleeve, in the cleaning process, the situation that a cleaning tool makes direct contact with the tissue on the inner wall of a patient incision, and consequently the tissue on the inner wall of the patient incision is secondarily damaged can be prevented, the protection effect is good, medical staff can clean the diseased part conveniently, and use convenience can be improved.

The invention relates to the technical field of arthroscopic surgery instruments, in particular to a support for a sports medicine arthroscopic surgery, which comprises a support, a lifting platform and a leg fixing mechanism, and the lifting platform locks the height position of the leg fixing mechanism on the support through a limiting bolt; the leg fixing mechanism comprises a fixed frame fixedly connected with the lifting table and a movable frame hinged through a rotating connector. The pull rope is wound around the guide wheel in the sliding rail box to be connected with the shank binding belt, and when the knee joint bends and stretches, the second spring pushes the sliding block to move in a self-adaptive mode; during knee bending, the spring extends to compensate looseness of the pull rope; when the knees stretch, the springs are compressed to absorb redundant tension. The tensile force is always perpendicular to the shank axis through mechanical decomposition, and lateral shearing force is eliminated. A spring dynamic compensation mechanism maintains constant upward effective component force, pulling force direction deviation caused by a traditional fixed fulcrum is avoided, unexpected internal rotation during shank lifting is fundamentally restrained, and knee joint ligaments are protected against abnormal stress damage.

Systems and methods are provided for performing 3D intracorporeal ultrasound imaging of tissue surfaces, such as tissue surfaces located inside a joint capsule during arthroscopic surgery. An intracorporeal ultrasound probe is provided having a rotatable distal region supporting an ultrasound transducer array. The ultrasound array is controlled to collect image data at several elevation angles while rotating the distal region of the probe, thereby acquiring a local 3D image dataset spanning a local 3D volume associated with the current probe pose. This process is repeated as the probe pose is varied, resulting in a set of local 3D image datasets, each corresponding to a different probe pose. The local 3D image datasets are processed to segment tissue surface contours and generate a corresponding set of surface tiles. The surface tiles are processed and combined to generate a composite 3D image, optionally based on input from one or more sensors.

The invention relates to the technical field of data acquisition and processing, and discloses a data management system and method based on arthroscopy surgery anesthesia, and the system comprises an analgesia experiment data sampling time judgment module, an analgesia experiment data acquisition module, and an analgesia experiment data processing and feedback module. Intelligent and accurate recognition of the pain part of the shoulder arthroscopy operation patient is carried out by combining standard image information of different parts of a human body stored based on big data with an intelligent recognition algorithm and image parameters of the pain pointing part of the shoulder arthroscopy operation patient, and scientific and accurate recognition processing of the pain part information of the shoulder arthroscopy operation patient is achieved; the shoulder joint exercise function state image parameters of the shoulder arthroscopy surgery patient are set in a standard mode, and the shoulder joint exercise function recovery state of the shoulder arthroscopy surgery patient is efficiently and timely analyzed in combination with the intelligent search algorithm and the shoulder joint exercise function state image parameters of the shoulder arthroscopy surgery patient; and the scientificity of shoulder arthroscopy surgery anesthesia data management is improved.

Systems for fusing arthroscopic video data are described. A system comprises an arthroscopic assembly, an inertial measurement unit (IMU) mounted on the arthroscopic assembly, a processor, and a processor-readable storage medium. An arthroscopic surgical plan, images from the arthroscopic assembly, and measurements from the IMU may be obtained. The images and the measurements may be combined to form a data combination. The data combination may be filtered to form a fused data set. The fused data set may control a device. A map of an arthroscopic surgical site may be created based on the fused data set, and a position of the arthroscopic assembly with respect to the arthroscopic surgical site may be calculated. The arthroscopic surgical plan may be updated based on at least one of the map of the arthroscopic surgical site and the position of the arthroscopic assembly.

The invention discloses an auxiliary device for an arthroscopic surgery in the orthopedics department, and relates to the technical field of medical instruments. The device comprises a bottom plate, a supporting structure is fixedly connected to the middle of the upper end face of the bottom plate, a back supporting structure is rotatably connected to the left end face of the supporting structure, a driving structure is fixedly connected to the lower end face of the supporting structure, and a limiting structure is arranged at the lower end of the driving structure and fixedly connected to the left side of the upper end face of the bottom plate. In use, a driving structure is mounted and placed through a placement plate, then limiting is conducted through a sliding rod, so that the driving structure moves left and right, the driving structure can push a back supporting structure, and through a driving structure on the upper end face of a limiting structure, a telescopic structure is driven in use; and forward and reverse rotation of the worm gear is adjusted through the driving motor, so that the effect of facilitating lying of the personnel in use is achieved, the comfort of the personnel in an operation is improved, and the effect of facilitating the personnel to improve the work efficiency in use is achieved.

The invention relates to the technical field of endoscopes, in particular to a multi-angle operation sheathing canal for arthroscopic surgery, which comprises an insertion tube and an observation tube arranged in the insertion tube, the insertion tube comprises an outer tube body, a protective cover arranged at the end part of the outer tube body, and a shifting and scraping part, a driving part and a cleaning part which are arranged in the insertion tube from left to right, and a spherical glass cover is clamped at the end part of the outer pipe body. According to the multi-angle operation sheathing canal for the arthroscopic surgery, a motor drives a disc and a shifting rod and drives a square frame to horizontally reciprocate, a linkage connecting rope pulls a line wheel, a volute spiral spring is utilized, a hanging strip can continuously swing, a cleaning part is synchronously triggered, a piston plate is driven to pressurize a liquid storage barrel, normal saline is forced to be injected into a hanging strip liquid passing groove through a liquid pipe, and the normal saline is injected into the hanging strip liquid passing groove; the flushing fluid is directionally sprayed from the fluid outlet hole, accurate cooperation of scraping action and flushing fluid spraying is achieved, dirt is mechanically scraped by swinging of the hanging strip, meanwhile, the observation window is scoured by high-pressure normal saline, and the cleaning efficiency is improved.

The invention relates to the technical field of medical image processing and surgical navigation, in particular to an arthroscopic surgery real-time navigation method and system based on multi-modal image fusion, and the method comprises the following steps: S1, collecting preoperative CT (Computed Tomography) or MRI (Magnetic Resonance Imaging) data of a patient to generate a three-dimensional model, and collecting an intra-operative arthroscopic real-time video to provide input data for subsequent registration; and S2, performing image preprocessing, including denoising and enhancement, on the three-dimensional model and the arthroscope video, and extracting key anatomical features and lesion boundaries to obtain a processing result which can be used for registration. According to the method, the preoperative three-dimensional model and the intra-operative arthroscope real-time video are fused, and multi-strategy registration, closed-loop correction and dynamic updating are combined, so that continuous registration and real-time navigation of multi-modal data are realized, and the problems that the traditional arthroscope surgical navigation mostly depends on a single-modal image, and the navigation accuracy is low are solved. And the problem of insufficient intraoperative registration precision caused by lack of multi-source information fusion is solved.

Various embodiments of the invention provide systems and methods to assist or guide an arthroscopic surgery (e.g., surgery of the shoulder, knee, hip or spine) or other surgical procedure by providing measurements intraoperatively. The systems and methods comprise steps of receiving a video stream from an arthroscopic imaging device; receiving one or more sets of coordinates of one or more points, paths, or area; calculating a length, a surface area, or a volume measurement based at least in part on the one or more sets of coordinates; overlaying the selected one or more sets of coordinates and the measurement on the video stream or on an expanded view of a region of surgery; and displaying the overlay on one or more display devices intraoperatively so as to be used by an operator during the arthroscopic procedure.

The invention relates to the technical field of medical auxiliary instruments, in particular to an arthroscopic surgery electromagnetic navigation robot which comprises an operating bed, a first robot and a second robot are arranged on one side of the operating bed, an electromagnetic generator assembly is installed on the operating bed, and a guide needle is detachably installed at the movable end of the first robot; an electromagnetic receiver is installed on the guide pin, and an ultrasonic imaging assembly is installed at the movable end of the second robot. According to the invention, the robot is used for replacing people for operation, and a part with a navigation function is arranged, so that the operation can be more accurately implemented and completed.

An image processing device according to the present invention comprises: an image acquisition unit that acquires a surgical field image obtained by imaging a surgical field in endoscopic surgery; a region recognition unit that inputs the surgical field image acquired by the image acquisition unit into a trained model, which has learned training data obtained by adding a region indicating a tissue classification to a training image obtained by imaging a surgical field, and thereby recognizes a region included in the surgical field image; a structure detection unit that detects a fibrous structure which is included in the surgical field image acquired by the image acquisition unit; and an image output unit that outputs a surgical field image indicating the fibrous structure which is included in the region recognized by the region recognition unit.

Methods, apparatuses, and systems for performing robotic joint arthroscopic surgery are disclosed. The disclosed systems use a surgical robot to perform robotic joint arthroscopic surgery for soft tissue. The disclosed systems enable a surgeon or physician to perform a virtual surgical procedure in a virtual environment, storing robotic movements, workflow objects, user inputs, or a description of tools used. The surgical robot filters the stored data to determine a surgical workflow from the stored data. The surgical robot displays information describing a surgical step in the surgical workflow, enabling the surgeon or physician to optionally adjust the surgical workflow. The surgical robot stores the optional adjustments and performs the surgical procedure on a patient by executing surgical actions of the surgical workflow.

A slotted cannula for surgical procedures is disclosed. The slotted cannula has an elongated semi-circular body comprising a cavity extending along a longitudinal axis of the semi-circular body, the cavity having an open distal end and an open proximate end and an integrally formed outward bend extending curvilinear from the cavity on the proximate end and at least one fold line across the width of the cannula, perpendicular to the longitudinal axis. The cannula can be bent or broken along the at least one fold line to adjust the operable length of the cannula during a surgical procedure.

A novel device for bioinductive implant placement in an in vivo surgical site, and method of use thereof, is disclosed. Sequential actuation of a series of levers (or other actuation means) operates to allow for expansion or splaying of a bioinductive implant patch, such as a patch comprised of collagen fibers, over an in vivo surgical site such as a torn tendon in a shoulder rotator cuff. With the patch expanded, it may be surgically fixed in place and provide for more efficient and thorough healing and repair of the tendon.

Systems and methods are provided for 3D in vivo ultrasound imaging of a tissue surface, such as a tissue surface located within a joint capsule, during an arthroscopic procedure. An in vivo ultrasound probe is provided having a rotatable distal region supporting an array of ultrasound transducers. An ultrasound array is controlled to collect image data at several elevations while rotating the distal region of the probe to acquire a local 3D image data set across a local 3D volume associated with a current probe pose. This process is repeated as the probe pose changes, resulting in a set of local 3D image datasets, each local 3D image dataset corresponding to a different probe pose. The local 3D image dataset is processed to segment a tissue surface profile and generate a corresponding set of surface tiles. The surface tiles are processed and combined to generate a synthetic 3D image, optionally based on input from one or more sensors.

The utility model provides an arthroscopic surgery liquid collecting bag capable of preventing liquid from overflowing, which is characterized in that the back surface of the liquid collecting bag is connected with a drape, the back surface of the liquid collecting bag is provided with a liquid collecting opening, the front surface of the liquid collecting bag is provided with an unfolding part, the top of the unfolding part is fixedly provided with an adjustable aluminum strip capable of supporting the unfolding part, and the edge of the unfolding part is fixedly provided with a fixed aluminum strip in a surrounding manner. The fixed aluminum strip and the adjustable aluminum strip jointly keep the unfolding part to form a three-dimensional liquid collecting area; the lower end of the liquid collecting bag is provided with a liquid discharging pipe, the liquid discharging pipe is provided with a sealing plug, and the sealing plug is matched with the inner diameter of an outer port of the liquid discharging pipe; a plurality of reinforcing patches are fixed to the top end of the back face of the liquid collecting bag and matched with the hole towel in an adhering mode. By improving the liquid collecting structure, providing a flexible discharging mechanism and enhancing the stability of the bag body, the environment cleanliness, the operation stability and the equipment use convenience in the operation process are improved, and the use effect is good.

A surgical stapler that can deliver staples or anchors into both tendon and bone. The staples or anchors releasably engage to the end of a staple rod. The stapler rod includes a butterfly clip on its proximal end, the butterfly clip having two wings or panels and a striking surface between the wings. The stapler is used to secure a biological construct to tendon or bone during arthroscopic surgery. The device includes a stapler handle with an insertable staple rod. The stapler handle drives the staple rod to advance a staple into the bone or tendon.

A shaver bur for resecting bone inside the joint in arthroscopic procedures. The shaver bur includes an inner assembly having an inner hub with an inner tube extending distally therefrom. The inner tube terminates in a distal bur tip. The shaver bur also includes an outer assembly having an outer hub with an outer tube extending distally therefrom. The inner tube is moveable within the outer tube between a retracted position and an extended position. The shaver bur additionally includes a deployment mechanism connected to the outer hub. The deployment mechanism is movable in a first direction and a second direction. Moving the deployment mechanism in the first direction moves the inner tube to the extended position and moving the deployment mechanism in the second direction moves the inner tube to the retracted position.

A method for guiding bone removal during a surgical procedure includes receiving a two-dimensional image of at least a portion of a joint during a surgical procedure; determining an alignment of a pre-generated three-dimensional model of the at least a portion of the joint with the two-dimensional image based on one or more features in the two-dimensional image related to the at least a portion of the joint, wherein the pre-generated three-dimensional model contains a representation of planned bone removal; generating an overlay image containing an overlay of at least a portion of the representation of the planned bone removal on the two-dimensional image based on the determined alignment; and displaying the overlay image to guide the bone removal during the surgical procedure.

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.

The utility model relates to the technical field of wrist arthroscopic surgery traction frames, in particular to a wrist arthroscopic surgery traction frame which comprises a fixing frame, a lead screw is arranged at the bottom of the fixing frame in a threaded mode, the upper end of the lead screw penetrates through the fixing frame and is rotationally provided with a fixing plate, and an auxiliary assembly is arranged on the base face of the fixing frame. An auxiliary assembly is arranged on the traction frame, an adjusting sleeve is arranged on the upper side of the auxiliary assembly, an adjusting seat is arranged at the upper end of the adjusting sleeve, an adjusting rod is arranged in the adjusting sleeve in a sliding mode, and an adjusting cap is arranged at the upper end of the adjusting seat in a threaded mode. The forearm of a patient can be fixed in the auxiliary plate through the fixing belt, and the auxiliary plate can be driven to move by rotating the threaded rod, so that the position of the auxiliary plate can be adjusted according to needs, the forearm of the patient can be better fixed, operation of an operation is better facilitated, and the whole device is simple in structure, convenient to operate and higher in practicability.

An arthroscopic surgery system and method are provided that simplifies arthroscopic surgery by using remotely controllable instruments. The system includes a frame configurable to extend over or alongside at least a portion of a patient to be operated; and one or more surgical arms extending from the frame. Each of the plurality of surgical arms includes an arthroscopic instrument. A plurality of surgical arms and associated arthroscopic instruments may be remotely controlled by a user interface to perform an arthroscopic procedure.

The present disclosure describes methods for repairing cartilage defects by arthroscopic surgery to deliver cultured chondrocyte implants to defect sites. The implants may include bioresorbable matrices seeded with chondrocytes that are shaped to match cartilage defect sites, and which may be delivered to the cartilage defect sites by methods described in the present embodiments.

The invention discloses auxiliary equipment for shoulder arthroscopy surgery, which comprises a fixing assembly, the fixing assembly comprises a transverse fixing plate and a longitudinal fixing plate which are detachable, and the transverse fixing plate is detachably connected with the longitudinal fixing plate through screws; the pulley assembly comprises a first guide pulley and a second guide pulley, and the first guide pulley and the second guide pulley are arranged below the transverse fixing plate in a symmetrical structure; a first traction rope buckle and a second traction rope buckle are arranged on the two sides of the traction rope. According to the auxiliary equipment for the shoulder arthroscopy surgery, the transverse fixing plate and the longitudinal fixing plate are detachably connected, rapid assembly and disassembly of the auxiliary equipment for the shoulder arthroscopy surgery can be achieved, according to the structure, the transverse fixing plate can be fixed to the wall face to be used for traction of the shoulder joint part as needed, and the longitudinal fixing plate can also be fixed to the wall face as needed; the leg traction device is used for traction of leg positions, and the multifunctionality of the leg traction device in use is improved.

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 an auxiliary supporting device for an orthopedic arthroscopic surgery. The top of the base is fixedly connected with a fixing frame, and sliding grooves are symmetrically formed in the side walls of the fixing frame. A limiting groove is formed in the inner bottom wall of the fixing frame, a driving block is in sliding fit with the limiting groove, sliding rods are symmetrically and fixedly connected to the outer side wall of the driving block, the sliding rods are in sliding fit with the adjacent sliding grooves, and connecting rods are hinged to the sliding rods; a nut hole is formed in the driving block; fixing blocks are rotationally connected to the two ends of the rotating shaft, and the bottoms of the fixing blocks are fixedly connected with the top of the base; the ends, away from the sliding rods, of the connecting rods are hinged to the side wall of the rotating plate. The rotating plate is provided with a supporting assembly used for supporting the legs of a patient. The top of the base is further provided with a clamping assembly used for supporting the arthroscope. The manual arthroscope adjusting device can reduce the manual arthroscope adjusting frequency of medical staff and improve the safety and reliability of an operation.

The invention relates to the technical field of arthroscopic surgeries, and particularly discloses a filter for collecting pathological tissues in arthroscopic surgeries, the filter comprises a box body, a water inlet pipe and a water outlet pipe, a first chamber and a second chamber are symmetrically embedded in the box body, and observation windows are symmetrically embedded in the surface of the box body; a water outlet pipe is connected to the surface of the bottom of the box body, a second connecting pipe and a first connecting pipe are symmetrically installed at the bottom of the water inlet pipe, and the second connecting pipe is connected with the box body. According to the filter for collecting the pathological tissue in the arthroscopic surgery, the first connecting pipe and the second connecting pipe are arranged, switching between the water inlet pipe and the first connecting pipe and the second connecting pipe is achieved through the three-way valve, switching to the second connecting pipe is achieved during conventional surgery operation, and switching to the first connecting pipe is achieved when the pathological tissue needs to be collected in the surgery; tissue enters the filtering cavity along with liquid through the first connecting pipe, is filtered through the holes in the tail end, is intercepted and is directly collected through a pipeline, and the tissue is conveniently taken out.