35 results about "Rotator cuff" patented technology

The invention relates to the technical field of clinical medicine, and discloses an intertrochanteric fracture postoperative progressive rehabilitation system, which comprises an intertrochanteric fracture comprehensive data acquisition module, a dynamic data monitoring module, a rehabilitation scheme generation module, a rehabilitation execution module, a rehabilitation mode adjustment module, a diet structure adjustment module and a rehabilitation interaction feedback module, the intertrochanteric fracture comprehensive data acquisition module is responsible for acquiring static and semi-dynamic data of a rehabilitation full cycle, the dynamic data monitoring module monitors physiological and motion change data of a patient in daily activities in real time, the rehabilitation scheme generation module generates a personalized stage rehabilitation scheme, and the rehabilitation execution module executes a full-process rehabilitation action. The rehabilitation mode adjusting module is used for adjusting a rehabilitation exercise mode, the diet structure adjusting module is used for optimizing a diet structure, and the rehabilitation interaction feedback module is used for collecting feedback so as to correct the scheme.

The present application relates to a kind of composite rotator cuff patch and its preparation method and application, belong to the field of biomaterials technology.The structure layer and biological layer are all biological medical materials, do not need to introduce crosslinking agent, and by the structure layer and biological layer alternate composite design, avoid the problem that traditional synthetic material is not degradable or short degradation period, with controllable degradation period, improve the tear resistance and mechanical support of patch, effectively reduce the risk of inflammatory response, improve the biocompatibility and safety of patch, finally realize the applicability and effect of improving composite rotator cuff patch in clinical application.

The invention belongs to a biological signal identification and data processing technology, and relates to a multi-sensor fusion action identification system for shoulder rehabilitation evaluation. Comprising a flexible strain sensor, an inertial measurement unit, a multi-channel data acquisition module, a data preprocessing module and an action recognition module, the flexible strain sensor comprises a plurality of sensing areas and connecting areas which are distributed around the rotator cuff area; the multichannel data acquisition module acquires multichannel sensing signals, and the multichannel sensing signals are preprocessed by the data preprocessing module. The action recognition module adopts a multi-modal feature fusion algorithm based on a bidirectional cross-modal interactive attention and time period specificity adaptive weight mechanism to realize dynamic correlation modeling between a strain sensing signal and inertial measurement data in a unified time sequence space, and cross-modal time sequence features are fused; capturing the global and local dependency relationship of the shoulder movement, and recognizing various rehabilitation actions. The method effectively overcomes the static limitation of the prior art, and remarkably improves the precision and robustness of shoulder rehabilitation evaluation.

The application belongs to biological signal recognition and data processing technology, and is a multi-sensor fusion motion recognition system for shoulder rehabilitation evaluation. The system comprises a flexible strain sensor, an inertial measurement unit, a multi-channel data acquisition module, a data preprocessing module and a motion recognition module. The flexible strain sensor comprises a plurality of sensing areas and connecting areas distributed around the rotator cuff area. The multi-channel data acquisition module acquires multi-channel sensing signals, which are preprocessed by the data preprocessing module. The motion recognition module adopts a multi-modal feature fusion algorithm based on bidirectional cross-modal interaction attention and time period-specific adaptive weight mechanism to realize dynamic correlation modeling between strain sensing signals and inertial measurement data in a unified time sequence space, fuse cross-modal time sequence features, capture global and local dependency of shoulder movement, and recognize multi-class rehabilitation actions. The application effectively overcomes the static limitation of the prior art and significantly improves the accuracy and robustness of shoulder rehabilitation evaluation.

Described herein are methods for repairing tissues (e.g., a meniscus, anterior cruciate ligament, rotator cuff, etc.) using collagen implants suitable. For example, the collagen implants are injected into a repair site to heal the tissue. Further described are collagen slurries, injectable collagen implants and methods of preparation thereof.

Described herein are methods for preparing collagen slurries and collagen implants suitable for injection into a repair site to repair a tissue, for example, an anterior cruciate ligament, rotator cuff tendon, and / or a meniscus. Further described are slurries and implants prepared by such methods.

Determining properties of muscle structures using artificial neural networks. Techniques for determining a quantification of at least one property of a muscle structure including at least one muscle and at least one tendon are disclosed. A quantification of at least one property of a rotator cuff can be determined by using at least one artificial neural network and based on one or more medical images depicting the muscle structure of a patient.

The invention discloses a 360-degree all-dimensional motion T-shirt production method and a T-shirt. The method comprises the steps that the adaptability of the T-shirt to 360-degree composite motion is achieved by adopting the combination mode of rotator cuff structure optimization, armpit area integrated design, front fly seamless adhesive pressing treatment, three-dimensional model adaptation and stress concentration area seamless weaving; the rotator sleeve structure is optimized to adopt a small-angle rotator sleeve connecting design; the integral design of the armpit area is that the sleeve bottom cutting piece, the front side piece and the rear side piece are integrally cut; the seamless adhesive pressing treatment of the top fly is that an ultrasonic seamless adhesive pressing process is adopted on the top fly; according to the three-dimensional model, the abdomen allowance is increased on the front piece, and a hidden waist tightening structure is formed on the rear piece through side abutted seam dart waist tightening. The seamless weaving of the stress concentration area is that a seamless weaving technology is adopted in the shoulder transition area and the armpit stress concentration area. According to the method, the comfort, the degree of freedom and the durability in the movement process are remarkably improved.

The application provides a composite material rotator cuff patch and a preparation method thereof, and belongs to the technical field of biomaterials. First, a fabric is sequentially subjected to immersion treatment and freeze drying to obtain a single-layer mesh composite; then the single-layer mesh composite is sequentially subjected to rehydration, stacking, immersion treatment and freeze drying to obtain a multi-layer stacked composite; finally, the multi-layer stacked composite is sequentially subjected to crosslinking treatment and sterilization treatment, and a composite material rotator cuff patch with a thickness of 0.5-8 mm is obtained, which can be cut into a "chevron" shape in the thickness direction to wrap a tendon stump when in use, and the use method is flexible. The composite material rotator cuff patch prepared by the application has good mechanical properties and biocompatibility, can provide sufficient mechanical support in the early implantation period, can promote tissue regeneration, can repair damaged tendons and can reduce the re-tear rate.

The present invention provides a knotless anchoring suture for reconstructing ruptured rotator cuff and ligament tissue, comprising a suture member (100) extending elongate in a longitudinal direction; and a sewing member (100). The structural member (200) is partially coupled to the other end of the suture member (100) and moves relative to the suture member (100) to be bundled together; the present invention relates to a suture assembly comprising a protrusion or a storage protrusion protruding from the suture member, which can form a mutual snap with the human body, and when the surgeon pulls the knots in a direction opposite to the insertion, the knots can be bundled together and increased in thickness and size, which has the advantage of allowing the surgeon to securely pull the suture.

Described herein are collagen slurries and collagen implants suitable for injection into a repair site to repair a tissue, for example, an anterior cruciate ligament, rotator cuff tendon, and / or a meniscus. Further described are systems including collagen implants, methods of preparing collagen slurries and implants, and methods of use thereof.

The invention discloses a manufacturing technology and device for an osteoporosis huge rotator cuff sewed absorbable button, and aims to provide the manufacturing technology and device for the osteoporosis huge rotator cuff sewed absorbable button with enhanced absorbability and strength. The preparation method comprises the following steps: 1, uniformly blending PLLA particles and beta-TCP powder; 2, granulating the blended composite material into uniformly dispersed composite master batches by using an extruder, and removing the moisture of the composite master batches to fully dry the composite master batches; 3, the dried composite master batch is subjected to injection molding to form the absorbable part; fourthly, the formed absorbable button parts are automatically positioned and placed in batches through a feeding tray in a preparation chamber, and the annealing transformation temperature is prepared; and 5, the feeding tray is put into an annealing chamber for temperature control annealing. The preparation method has the beneficial effect that the absorbable button which is high in mechanical support and absorbable integration degree and is suitable for seaming the huge raglan rotator cuff with osteoporosis is prepared.

Described herein are collagen slurries and collagen implants suitable for injection into a repair site to repair a tissue, for example, an anterior cruciate ligament, rotator cuff tendon, and / or a meniscus. Further described are systems including collagen implants, methods of preparing collagen slurries and implants, and methods of use thereof.

The invention discloses a method for simultaneously detecting residual quantity of EDC and EDU in a rotator cuff patch. According to the present invention, acetonitrile and methanol are respectively added to perform extraction treatment on the rotator cuff patch, an ultra-high performance liquid chromatograph-mass spectrometer is adopted to detect the extraction liquid, and the residual amounts of EDC and EDU in the rotator cuff patch are calculated by using an external standard method according to a linear regression equation. The detection method is good in repeatability, high in sensitivity, simple, rapid, accurate in result and suitable for detecting the residual quantity of EDC and EDU in the rotator cuff patch, and the appearance time, parent ions and corresponding qualitative and quantitative ion information of EDC and EDU can be rapidly obtained by directly analyzing the standard solution through an ultra-high performance liquid chromatograph-mass spectrometer. By defining the key parameters, a targeted quantitative detection method can be directly established without a complicated pre-experiment or parameter exploration process, so that the development period of the method is effectively shortened, and the establishment efficiency and convenience of the detection method are improved.

Described herein are methods for preparing collagen slurries and collagen implants suitable for injection into a repair site to repair a tissue, for example, an anterior cruciate ligament, rotator cuff tendon, and / or a meniscus. Further described are slurries and implants prepared by such methods.

The application discloses a preparation method of a multi-phase "core-shell" biomimetic tissue engineering support, and constructs a multi-phase "core-shell" in-situ biomimetic support to promote the reconstruction of a rotator cuff tendon-bone interface; the support is made of PCL / PEO biological materials and mixed with a plurality of bioactive factor microspheres, the support fiber is a "core-shell" structure, the "shell" contains SDF-1 chitosan slow-release microspheres, the "inner core" is a bone tissue layer, a fibrocartilage layer and a tendon layer, the layers are continuously printed, the spatial distribution of various factors is fine and controllable, the tendon-bone interface is reconstructed in a biomimetic manner, the sequential controllable release of SDF-1 in the outer layer and various differentiation induction factors in the inner core is realized by using the "core-shell" structure fiber, the endogenous MSCs recruitment and the ordered directional differentiation of each layer are promoted, and the application develops an electrohydrodynamic coaxial 3D printing technology on the basis of the electrohydrodynamic printing technology, and constructs a multi-phase "core-shell" in-situ biomimetic support to promote the reconstruction of the rotator cuff tendon-bone interface.

Provided is a method performed by an apparatus for reading a shoulder disorder, the method including acquiring medical data including a shoulder image; preprocessing the acquired medical data; inputting the preprocessed medical data into a pre-trained neural network model to read a tear state of a rotator cuff; and generating result information on the medical data based on the read tear state of the rotator cuff.

The present invention relates to a pharmaceutical composition for preventing or treating rotator cuff laceration comprising, as active ingredients, deteptided collagen and induced pluripotent stem cell-derived tendinocytes, and has confirmed that the induced pluripotent stem cell-derived tendinocytes have excellent adhesion and viability, can be used to produce a cell-support complex, and can be used to treat rotator cuff laceration. Especially, the compound with the detelopeptide collagen can enable cells to survive and maintain for a long time in the rotator cuff lacerated tissue. Furthermore, the apotelocollagen-induced pluripotent stem cell-derived tendinocyte complex exhibits a more excellent therapeutic effect than other complexes in terms of mechanical strength recovery and tissue regeneration promotion, and thus can be effectively used as a preparation for preventing or treating rotator cuff tear.

A novel rotator cuff sewing gun comprises a gun barrel (1) and a threading upper jaw (2), a threading hole (3) is formed in the gun barrel (1), a sewing groove (4) is formed in the head of the gun barrel (1), an elastic piece (5) is arranged at the bottom of the sewing groove (4), a threading cavity is formed in the threading upper jaw (2), and the threading upper jaw (2) is installed at the head of the gun barrel (1). The suture line is driven to penetrate through the rotator cuff tissue from the upper portion through the upper threading jaw, the situation that a line pushing needle of a traditional rotator cuff suture gun is broken is avoided, and the surgical risk is reduced.

The utility model relates to the field of medical instruments, and discloses a convenient-to-operate rotator cuff suture gun which comprises a gun body, a grip structure is arranged on the front side of the gun body, the rear end of the grip structure penetrates through the front side wall of the gun body and is communicated to the inside, and a connector is arranged at the position, close to the upper end, of the center of the front side wall of the gun body. A puncture structure is connected to the center of the front side wall of the connector in a penetrating mode, and the rear end of the puncture structure penetrates through the front side wall of the connector and extends into the gun body. According to the utility model, by arranging the grip structure and manually pinching the handle, the tooth-shaped groove at the upper end of the front side wall of the handle drives the rack at the lower end of the retainer to move back and forth, so that part of the structure in the puncture structure is pulled backwards, and meanwhile, the pushing piece pushes the upper end part in the puncture structure to move forwards and pulls the first spring at the rear end; and after the hand is released, under the elastic pulling of the first spring, the device recovers to the original shape, so that one-step operation is realized, and the operation difficulty is reduced.

Described herein are methods for repairing tissues (e.g., a meniscus, anterior cruciate ligament, rotator cuff, etc.) using collagen implants suitable. For example, the collagen implants are injected into a repair site to heal the tissue. Further described are collagen slurries, injectable collagen implants and methods of preparation thereof.

Described herein are methods for repairing tissues (e.g., a meniscus, anterior cruciate ligament, rotator cuff, etc.) using collagen implants suitable. For example, the collagen implants are injected into a repair site to heal the tissue. Further described are collagen slurries, injectable collagen implants and methods of preparation thereof.

The application relates to the technical field of biology, and particularly discloses an artificial synthetic dermis loaded with subacromial synovial mesenchymal stem cell composite patch as well as a preparation method and application thereof. The artificial synthetic dermis loaded with subacromial synovial mesenchymal stem cell composite patch has the advantages of convenient raw material source, no immune rejection, no supply area complications, no disease transmission risk and the like. Moreover, the composite patch provides initial mechanical support, and improves the tendon-bone interface microenvironment through the paracrine effect (including pro-angiogenic related factors) of the subacromial synovial mesenchymal stem cells, promotes host cell infiltration and blood vessel ingrowth, and enhances tissue integration and rotator cuff healing.

Implant delivery systems for delivering sheet-like implants include a delivery shaft, an implant expander, a sheath, and a sheet-like implant. In some embodiments, the delivery shaft has a proximal end and a distal end. The implant expander is mounted to the distal end of the delivery shaft. The implant expander includes a central portion and a plurality of leg portions radiating from the central portion. The implant expander is evertable between an unstressed configuration in which a distal surface of the implant expander defines a concave surface, and a first compact configuration in which the distal surface of the implant expander defines a convex surface. The implant expander has a first lateral extent when the implant expander is free to assume the unstressed configuration. The sheath defines a lumen having a lumen diameter. At least a portion of the delivery shaft is slidably disposed in the lumen. The lumen diameter is smaller than the first lateral extent of the implant expander so that the sheath holds the implant expander in the first compact configuration when slidably disposed therein. The sheet-like implant overlays at least a portion of the distal surface of the implant expander with portions of the sheet-like implant extending between the leg portions of the implant expander and the sheath. Methods of treating a rotator cuff of a shoulder are also disclosed.

The invention discloses a visual field maintaining and synchronous suturing suite for arthroscopic rotator cuff suturing, and relates to the technical field of medical instruments, the visual field maintaining and synchronous suturing suite comprises a visual field maintaining assembly, the visual field maintaining assembly comprises a hemisphere-like spherical air bag wall, the top of the hemisphere-like spherical air bag wall is provided with an inflation tube, and the inflation tube extends out of the body; the synchronous suturing assembly comprises a forceps body, a push rod extends into the guide cylinder, a first forceps head is fixedly mounted at the tail end of the guide cylinder, a containing box is arranged close to the first forceps head and located on one side of the guide cylinder, a gear is rotationally mounted on the containing box, a rack is mounted on the push rod corresponding to the gear, a shifting rod is fixedly mounted on the gear, and a pressing rod is rotationally mounted on the containing box; a needle clamp is fixedly installed at the end of the pressing rod and fixedly provided with a suture needle, the suture needle is arranged in a first penetrating cavity formed in the side of the first forceps head, a second forceps head is rotationally installed at the tail end of the push rod and provided with a second penetrating cavity corresponding to the first penetrating cavity, and after the space is expanded by the hemisphere-like spherical air bag wall, the needle clamp is fixedly installed on the needle clamp. The synchronous suturing assembly clamps the tissue and enables a suture needle to penetrate through the tissue at the same time.

A composition and methods thereof include bone fibers made from cortical bone in which a plurality of bone fibers are made into shapes that are used to augment rotator cuff and acl repair. Sheets of bone fibers may be used as an interface between bone and tissue, tendons, and / or ligaments. The physical presence of the fibers provides initial fixation, while the use of an osteoinductive material provides long term enhancement of bone formation. A delivery system and methods of use are also provided.

Described herein are collagen slurries and collagen implants suitable for injection into a repair site to repair a tissue, for example, an anterior cruciate ligament, rotator cuff tendon, and / or a meniscus. Further described are systems including collagen implants, methods of preparing collagen slurries and implants, and methods of use thereof.

The invention discloses a full-suture anchor rotator cuff fixing system, and belongs to the field of medical instruments, the full-suture anchor rotator cuff fixing system comprises an insertion system and a fixing anchor, the insertion system comprises an insertion main body, the end face of the insertion main body is provided with two implantation holes and two positioning drill holes, and the two implantation holes and the two positioning drill holes penetrate through the insertion main body in the length direction of the insertion main body; the front ends of the two implanting holes and the front ends of the two positioning drill holes are crossed and overlapped, a first communicating hole is formed in the inserting body and enables the two implanting holes to be integrally communicated with each other, a second communicating hole is formed in the inserting body and enables the front ends of the two positioning drill holes to be communicated with each other, and pushing rods are arranged in the two implanting holes. A connecting part is arranged between the two pushing rods, and pushing pieces used for pushing the pushing rods to move in the implanting holes are arranged on the connecting part. The device has the effect of improving the operation efficiency.

1. Name of the product in this design: Control interface for a rotator cuff rehabilitation training demonstration system for electronic products. 2. Purpose of this design: for program display and interaction. 3. The key design features of this product are: the interface content of the rotator cuff rehabilitation training demonstration system control interface on the screen panel of the display electronic product. 4. Images or photos that best illustrate the design points: Interface change state diagram 3. 5. Because the conventional design of existing electronic products is unrelated to the main interface design, the rear view is omitted; because the conventional design of existing electronic products is unrelated to the main interface design, the left view is omitted; because the conventional design of existing electronic products is unrelated to the main interface design, the right view is omitted; because the conventional design of existing electronic products is unrelated to the main interface design, the top view is omitted; because the conventional design of existing electronic products is unrelated to the main interface design, the bottom view is omitted. 6. Purpose of the graphical user interface: for demonstrating rotator cuff rehabilitation training. 7. Description of the graphical user interface (GUI) state changes: The main view is the login interface; GUI state change diagram 1 shows the interactive interface displayed after entering the correct activation code and clicking the "Activate" button upon first login; GUI state change diagram 2 shows the interactive interface displayed after clicking "Connect Device" in GUI state change diagram 1; GUI state change diagram 3 shows the interactive interface displayed after the device is successfully connected in GUI state change diagram 2; GUI state change diagram 4 shows the interactive interface displayed after clicking "Enter Training" in GUI state change diagram 3; GUI state change diagram 5 shows the interactive interface displayed after clicking "Create Screen Projection" in GUI state change diagram 4; GUI state change diagram 6 shows the interface transition... The following are the interactive interfaces displayed after clicking "OK" in state diagram 5; state diagram 7 shows the interactive interface displayed after clicking "Select Patient" in state diagram 6; state diagram 8 shows the interactive interface displayed after clicking "Start Training" in state diagram 7; state diagram 9 shows the interactive interface of the simulation training node displayed after clicking "Forward Bending Training" and then "Start Training" in state diagram 8; state diagram 10 shows the interactive interface of completing training displayed after jumping from state diagram 9; state diagram 11 shows the interactive interface displayed after clicking "Left Hand Abduction Training" and then "Start Training" in state diagram 8. The interactive interface of the simulated training node; Interface change state diagram 12 shows the interactive interface of the simulated training node displayed after clicking "Right Hand Abduction Training" and then "Start Training" in Interface Change State Diagram 8; Interface change state diagram 13 shows the interactive interface of the simulated training node displayed after clicking "Left Hand External Rotation Training" and then "Start Training" in Interface Change State Diagram 8; Interface change state diagram 14 shows the interactive interface of the simulated training node displayed after clicking "Left Hand Internal Rotation Training" and then "Start Training" in Interface Change State Diagram 8; Interface change state diagram 15 shows the interactive interface of the simulated training node displayed after clicking "Right Hand External Rotation Training" and then "Start" in Interface Change State Diagram 8. The interactive interface of the simulated training node is displayed after "training"; the interface change state diagram 16 is the interactive interface of the simulated training node displayed after clicking "Lucky Cat Right Hand Internal Rotation Training" in the interface change state diagram 8 and then clicking "Start Training"; the interface change state diagram 17 is the interactive interface displayed after clicking "Patient File Creation" in the interface change state diagram 6; the interface change state diagram 18 is the interactive interface displayed after clicking "Historical Results" in the interface change state diagram 6; the interface change state diagram 19 is the interactive interface displayed after clicking "Video Recording" in the interface change state diagram 6; the interface change state diagram 20 is the interactive interface displayed after clicking a training video in the interface change state diagram 19.

The invention provides a traditional Chinese medicine composition for treating shoulder pain and a preparation method thereof, and belongs to the technical field of traditional Chinese medicine decoction. The traditional Chinese medicine composition is prepared from the following raw material medicines in parts by mass: 15 parts of radix rehmanniae recen, 15 parts of bran radix paeoniae alba, 12-15 parts of radix achyranthis bidentatae, 10-30 parts of vinegar-processed rhizoma corydalis, 10-15 parts of salted eucommia ulmoides, 9 parts of salted fructus psoraleae, 9 parts of angelica sinensis, 9-12 parts of ligusticum wallichii, 9 parts of fried semen raphani and 10 parts of honey-fried licorice root. The traditional Chinese medicine composition disclosed by the invention takes tonifying liver and kidney and nourishing blood and strengthening tendons as a core and is supplemented with mild and collateral activating, so that the traditional Chinese medicine composition has the effects of tonifying but not greasy, activating but not losing healthy energy and better conforms to the physique characteristics of middle-aged and elderly people. The traditional Chinese medicines in the formula are mild in nature and rigorous in compatibility, and can play a continuous and steady role in improving shoulder joint local tissue blood supply, relieving chronic inflammation and promoting rotator cuff and surrounding soft tissue repair.